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Organised by system, not by body

Best Mirrorless Cameras (2026)

Mirrorless won because removing the mirror box changed what a camera could be, not because the pictures got better overnight. This page explains what the format actually gained, what it gave up, and which bodies are worth buying now that the transition is finished.
See the shortlist
What to look for
Updated July 2026
Six systems, one body each
Specifications as published by each maker
Photo spaceWide lead image: five mirrorless bodies from different makers laid out on a workbench with the lenses off and the mounts facing the camera, flat daylight. Roughly 1600 by 700.
Every other list of mirrorless cameras ranks bodies. This one is arranged by mount, because the body is the part you will replace and the mount is the part you will not. Sony opened its E mount to other lens makers in 2011. Canon began licensing RF in April 2024, and only for APS-C, so there is still no third-party autofocus lens for a full frame RF camera. That difference is thirteen years of choice, and it does not go away when you upgrade the body.
So there is one camera per system below, chosen as the sensible way in rather than as the best camera that system sells. Only one of the six is its maker’s flagship, and that is because OM System does not build anything above it. Where a camera is close to being replaced, or has already been superseded and is still on sale, we say so in its write-up rather than leaving you to find out a fortnight later.

You are choosing a mount

A body is a purchase. A mount is a commitment, because lenses cost more than bodies in the end and selling a set to move brand is expensive. Before comparing sensors, look at what a second and third lens would cost on each of these six mounts, including from someone other than the camera maker. That is the number that decides how you feel in five years.

Start here

Which of these are you?

The right answer depends far more on what you already own than on what you photograph. Four situations cover almost everyone.

Your first proper camera

You own no lenses, so nothing holds you to a brand. This is the best position to be in, and the one where the mount deserves most of your attention.
What to prioritise
  • Count the lenses you might want in five years
  • Third-party support keeps second-lens prices honest
  • Ignore the flagship tier entirely

You already own DSLR lenses

The camera maker’s own adapter usually keeps autofocus working, which makes staying with the brand cheaper than it looks.
What to prioritise
  • Use the maker's adapter, not a generic one
  • Older screw-driven lenses are the usual casualty
  • An adapted lens is still the size it always was

Stills and video in equal measure

The group of bodies that genuinely does both is narrower than the marketing suggests, and the giveaways are recording limits and heat.
What to prioritise
  • Check what it records internally, not with a recorder attached
  • Full sensor width readout matters more than the headline resolution
  • Two card slots if a paid job depends on it

Reach matters more than sensor size

For wildlife and sport a smaller sensor multiplies the effective reach of every lens you own, and at this money the arithmetic is hard to argue with.
What to prioritise
  • APS-C multiplies by 1.5 or 1.6, Four Thirds by 2
  • Reach bought this way costs you low-light performance
  • Check the buffer depth, not just the frame rate

The shortlist

Six systems, one body each

One camera per mount. Every one is current in the UK in July 2026, which on this page is a real filter rather than a formality: one is a generation behind a newer and considerably more expensive body, one has a successor widely rumoured for September, and one is a flagship only because its maker builds nothing above it.

Best system to buy into

Photo spaceSony Alpha 7 IV, three quarter view with a standard zoom fitted, on a plain background. Roughly 600 by 500.

Sony Alpha 7 IV

Not the newest body Sony makes, and that is rather the point. It is the cheapest sensible way into the mount with the largest lens catalogue in the industry.
Typical UK price
£1,750 to £2,100
Check current price
Read the full write-up

Best value in full frame

Photo spacePanasonic LUMIX S5II, three quarter view with a standard zoom fitted, on a plain background. Roughly 600 by 500.

Panasonic LUMIX S5II

The cheapest current full frame body from a maker with a serious video reputation, on a mount that three companies build for rather than one.
Typical UK price
£1,150 to £1,400
Check current price
Read the full write-up

Best for photographers who prefer dials

Photo spaceFUJIFILM X-T5 in silver, three quarter view with a prime lens fitted, on a plain background. Roughly 600 by 500.

FUJIFILM X-T5

40MP of APS-C in a body with a shutter speed dial, an aperture ring and no mode dial. Excellent, and possibly about to be replaced.
Typical UK price
£1,500 to £1,750
Check current price
Read the full write-up

Best for hybrid shooters

Photo spaceNikon Z6III, three quarter view with a standard zoom fitted, on a plain background. Roughly 600 by 500.

Nikon Z6III

A partially stacked sensor at a price nobody else charges for one, on the only mount besides Sony’s with licensed third-party full frame glass.
Typical UK price
£1,550 to £1,850
Check current price
Read the full write-up

Best reach for the money

Photo spaceCanon EOS R7, three quarter view with a telephoto zoom fitted, on a plain background. Roughly 600 by 500.

Canon EOS R7

32.5MP of APS-C behind Canon’s own excellent glass, with one significant string attached about which glass you are allowed to buy.
Typical UK price
£1,050 to £1,450
Check current price
Read the full write-up

Best reach per kilogram

Photo spaceOM System OM-1 Mark II, three quarter view with a telephoto zoom fitted, on a plain background. Roughly 600 by 500.

OM System OM-1 Mark II

A smaller sensor used deliberately rather than apologetically, which is how a 300mm lens ends up behaving like a 600mm and weighing a third as much.
Typical UK price
£1,850 to £2,200
Check current price
Read the full write-up
Specifications are the manufacturers’ own published figures, checked in July 2026. This is a Researched guide. Creator Gear has not used this hardware, so nothing on this page is a measured result of ours. Prices are indicative UK bands seen in July 2026, not quotes. Pricing moves constantly, and cashback and trade-in promotions move it further, so the buttons take you to the seller for today’s figure. How we are funded.

At a glance

The six compared

Camera
System
Sensor
Third-party autofocus lenses
Typical UK price
Sony Alpha 7 IV
Sony E
Full frame, 33MP
The deepest catalogue of any mount
£1,750 to £2,100
Panasonic LUMIX S5II
L mount
Full frame, 24MP
Sigma builds over forty for full frame
£1,150 to £1,400
FUJIFILM X-T5
Fujifilm X
APS-C, 40.2MP
Sigma eleven, Tamron four
£1,500 to £1,750
Nikon Z6III
Nikon Z
Full frame, 24.5MP partially stacked
Tamron ten full frame, Sigma APS-C only
£1,550 to £1,850
Canon EOS R7
Canon RF
APS-C, 32.5MP
APS-C only, none for full frame
£1,050 to £1,450
OM System OM-1 Mark II
Micro Four Thirds
Four Thirds, 20.4MP stacked
Shared mount, Panasonic and Sigma both fit
£1,850 to £2,200
Specifications are the manufacturers’ own published figures, checked in July 2026. This is a Researched guide. Creator Gear has not used this hardware, so nothing on this page is a measured result of ours.

The picks in detail

What each system gives you, what it withholds, and where this particular body sits inside it. All specifications are the manufacturer’s own published figures.

Best system to buy into

Sony Alpha 7 IV

Photo spaceSony Alpha 7 IV shown from the front and the top, with the mount visible. Roughly 1200 by 720.
Sony opened the E-mount specification to other manufacturers in 2011, and fifteen years of that decision is why this recommendation is about the mount rather than the camera. Whatever focal length you decide you need, somebody makes it in E mount, usually at three price points. No other system can say that.
The Alpha 7 V arrived in December 2025 with a partially stacked sensor, and the Alpha 7 IV has fallen in price as a result. It is still listed on Sony UK. One thing to watch rather than worry about: on 29 July 2026 Tamron confirmed it has received a non-binding proposal from Sony to become a wholly owned subsidiary. It is a proposal at the time of writing and nothing more, but Tamron supplies lenses for several rival mounts, so it is worth following.

Key specifications

Sensor
Full frame, 33MP Exmor R BSI (Sony published)
Mount
Sony E
Status
Superseded by the Alpha 7 V, announced 2 December 2025, but still sold new
Third-party autofocus lenses
The deepest catalogue of any mount, from Sigma, Tamron, Samyang, Viltrox, Tokina and others
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • No mount comes close on third-party lens choice
  • 33MP is more resolution than most buyers will use
  • Costs meaningfully less than it did before the Alpha 7 V arrived

What to watch

  • Superseded, so expect no new features by firmware
  • The 28-70mm kit is being run down and retailers list it as no longer available
  • Sony menus remain an acquired taste

Who should buy it

Anyone who expects to own four or five lenses eventually and wants the widest possible choice when buying them. Also anyone who would rather spend the difference on glass than on the newest body.
Typical UK price
£1,750 to £2,100
Check current price

Best value in full frame

Panasonic LUMIX S5II

Photo spacePanasonic LUMIX S5II shown from the front and the rear, with the articulating screen out. Roughly 1200 by 720.
L mount is not Panasonic’s mount. It is a standard shared by eleven companies, including Leica, Sigma, DJI, Blackmagic Design and Sirui, and Sigma alone builds over forty full frame autofocus lenses for it. That is a genuinely different proposition from a mount controlled by the camera maker, and it is the reason this body is on the list rather than a cheaper Canon or Nikon.
Two things to know before you shop. Panasonic’s Digital Imaging Spring Offers run to 17 August 2026, which is why the price looks as low as it does. And do not confuse this camera with the cheaper LUMIX S5D, which uses contrast and depth-from-defocus autofocus rather than phase detection. The step up from the S5II is now the S1IIE rather than an S5III.

Key specifications

Sensor
Full frame, 24MP BSI CMOS (Panasonic published)
Mount
L
Status
Current. No S5III has been announced
Third-party autofocus lenses
Sigma builds more than forty full frame autofocus lenses for L mount
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • Full frame for less than most APS-C flagships
  • Sigma full frame autofocus glass in real quantity
  • Eleven companies now build for the mount

What to watch

  • Panasonic's own lens range is narrower than Sony's
  • The current price depends on a promotion that ends in August
  • Easy to confuse with the S5D, which autofocuses differently

Who should buy it

Someone who wants full frame and video seriously, does not want to pay Sony or Canon prices for it, and likes the idea of a mount that is not controlled by one company.
Typical UK price
£1,150 to £1,400
Check current price

Best for photographers who prefer dials

FUJIFILM X-T5

Photo spaceFUJIFILM X-T5 top plate, showing the shutter speed and exposure compensation dials. Roughly 1200 by 720.
X mount was designed for APS-C and only APS-C, which is why Fujifilm’s lenses are smaller than the equivalents on a mount that also has to accommodate full frame. Fujifilm said on the record in 2020 that it would open the mount to other manufacturers. Tamron shipped first, in September 2021, and Sigma followed in February 2022.
Now the honest part. Fujifilm has announced no new camera body at all in 2026, and a successor to this one is widely rumoured for the first week of September. Fujikina Paris runs from 4 to 6 September, and Fujifilm’s own event page for it names no product and does not mention an X-T6. That is rumour, not fact, and we are not going to dress it up as more. But if you can wait five weeks, wait five weeks.

Key specifications

Sensor
APS-C, 40.2MP X-Trans CMOS 5 HR (Fujifilm published)
Mount
Fujifilm X
Status
Current. A successor is widely rumoured for early September 2026 and Fujifilm has confirmed nothing
Third-party autofocus lenses
Sigma lists eleven X-mount lenses, Tamron four
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • 40MP is the most resolution in APS-C
  • Exposure set with dials rather than menus
  • Lenses are smaller because the mount never had to cover full frame

What to watch

  • A replacement is rumoured within weeks
  • Every Fujifilm UK cashback offer expired on 30 June 2026
  • Third-party autofocus choice is narrower than E or L mount

Who should buy it

Someone who takes photographs rather than makes videos, and who would rather change a setting by turning something than by pressing something.
Typical UK price
£1,500 to £1,750
Check current price

Best for hybrid shooters

Nikon Z6III

Photo spaceNikon Z6III shown from the front and the top, with the grip and mount visible. Roughly 1200 by 720.
A partially stacked sensor reads out faster than a conventional one, which shows up as less rolling shutter on video and less distortion when you pan. Nikon put one in a body costing well under two thousand pounds, which at the time nobody else had done. The Z mount also has something Canon’s RF mount still does not: officially licensed third-party autofocus lenses for full frame, ten of them from Tamron.
One oddity worth knowing before you buy. Nikon’s own UK store and the independent retailers are pricing this camera very differently at the moment, and not always in the direction you would expect. We have seen a spread of well over a hundred pounds between them on the same body. Check both.

Key specifications

Sensor
Full frame, 24.5MP partially stacked (Nikon published)
Mount
Nikon Z
Status
Current
Third-party autofocus lenses
Tamron builds ten full frame autofocus lenses for Z mount. Sigma remains APS-C only
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • Partially stacked readout at an unusually low price
  • Ten licensed Tamron full frame lenses for the mount
  • Strong internal video specification for the money

What to watch

  • Sigma still makes no full frame autofocus glass for Z
  • Pricing is inconsistent between Nikon and its retailers
  • Heavier than the Panasonic and the Fujifilm

Who should buy it

Someone who shoots stills and video in roughly equal measure and wants the video half to be genuinely good rather than merely present.
Typical UK price
£1,550 to £1,850
Check current price

Best reach for the money

Canon EOS R7

Photo spaceCanon EOS R7 shown from the front and the rear, with the mount and articulating screen visible. Roughly 1200 by 720.
The most resolution of any APS-C sensor from the big two, which on a long lens means you can crop and still have a usable file. That is why this camera is on so many wildlife and sport shortlists. Canon’s own RF telephoto range is genuinely good, and the body is often the cheapest thing on this page.
The string attached is the mount. Canon opened RF to Sigma and Tamron in April 2024, but only for APS-C lenses, and more than two years later there is still not one third-party full frame autofocus lens for RF. If you might move to full frame later, you would be moving into a mount where Canon sets every price. Two further caveats: a successor is rumoured for later this year, and the current low price reflects a Canon UK sale whose stated end date has already passed, so it may revert.

Key specifications

Sensor
APS-C, 32.5MP (Canon published)
Mount
Canon RF
Status
Current, and a replacement is rumoured for the second half of 2026
Third-party autofocus lenses
APS-C only. Neither Sigma nor Tamron builds a full frame autofocus lens for RF
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • The most resolution in mainstream APS-C
  • Canon's own telephoto lenses are excellent
  • Frequently the cheapest body here

What to watch

  • No third-party full frame autofocus lenses exist for RF at all
  • A replacement is rumoured within months
  • The price depends on a sale that has formally ended

Who should buy it

Someone photographing birds, sport or anything else that will not come closer, who wants reach without paying full frame telephoto prices.
Typical UK price
£1,050 to £1,450
Check current price

Best reach per kilogram

OM System OM-1 Mark II

Photo spaceOM System OM-1 Mark II shown with a long telephoto lens attached, to show the size of the whole system. Roughly 1200 by 720.
The whole argument for this camera is arithmetic. A Four Thirds sensor gives a two times crop, so a 300mm lens frames like a 600mm, and the lens that does it is a fraction of the size and weight of the full frame equivalent. Add a stacked sensor, deep computational features and weather sealing, and you have the lightest way to photograph distant things well.
Now the part most shortlists leave out. Micro Four Thirds is not in perfect health. OM Digital Solutions reported an operating loss on rising sales in its most recent published figures, and Panasonic has not launched a Micro Four Thirds body since December 2024. Against that: OM System is still releasing serious lenses, and in April 2026 its ownership passed from private equity to its own chief executive, with an official statement committing to further technology investment. Our reading is that you should buy this camera for what it does today, not as a ten year bet on the format.

Key specifications

Sensor
Four Thirds, stacked BSI Live MOS, 20.4MP effective (OM System published)
Mount
Micro Four Thirds
Status
Current flagship. No OM-1 Mark III has been announced
Cashback
OM System UK lists £350 back on the body, purchase window to 16 August 2026
Manufacturer published figures, checked July 2026. This is a Researched guide. Creator Gear has not used these items, so nothing here is our own measurement.

What we like

  • Reach per kilogram that nothing else here approaches
  • Stacked sensor and unusually deep computational features
  • Weather sealing on the body and the professional lenses

What to watch

  • The smaller sensor costs you low light performance against full frame
  • Resolution has sat around 20MP across the format for years
  • The format's long term direction is genuinely uncertain

Who should buy it

Someone who walks a long way to photograph wildlife, and for whom the weight of the bag is a real constraint rather than a talking point.
Typical UK price
£1,850 to £2,200
Check current price

On this page

The shortlistCompared side by sideSony Alpha 7 IVPanasonic LUMIX S5IIFUJIFILM X-T5Nikon Z6IIICanon EOS R7OM System OM-1 Mark IIWhat to look forWhat else you will needCommon questionsThe shortlist in one place

Shopping by budget instead?

If the number in your head is a budget rather than a system, these two approach the same decision from the other end.
Best cameras under £500Best cameras
Ask the editors

Before you buy

What to look for in a mirrorless camera

Six things that decide whether you are still happy in three years, roughly in the order they matter.

The mount outlives the body

You will change bodies. Almost nobody changes mount, because the lenses do not come with you and selling a set costs real money. So the question worth most of your attention is not which of these six cameras is best, it is which catalogue you want to be shopping in for the next decade. Write down the three lenses you might plausibly buy, then price them on each mount, including from makers other than the one that built the camera.

What mirrorless actually changed

Removing the mirror removed the mechanical link between the viewfinder and the lens, which let the autofocus system move onto the imaging sensor itself. That is why subject detection and eye tracking arrived on mirrorless cameras and never really reached reflex ones. It also shortened the distance between the mount and the sensor, which is why mirrorless lenses can be designed differently, and why an adapter can put a reflex lens on a mirrorless body but not the reverse.

What it gave up

An electronic viewfinder is a small screen that draws power the whole time it is on, so battery figures are generally worse than the reflex cameras these replaced. It also shows you a processed preview rather than the scene, which some photographers never warm to. Rolling shutter is the other cost: unless the sensor reads out quickly, fast movement and the silent electronic shutter do not agree with each other.

Sensor size is a lens decision as much as an image one

Full frame gathers more light and gives you shallower depth of field at the same framing. A smaller sensor multiplies the effective reach of every lens by 1.5, 1.6 or 2, and lets the whole system be lighter. Neither is better in the abstract. The useful way to decide is to price and weigh the two or three lenses you actually want on each format, because that is where the difference shows up rather than in the body specification.

Stacked, partially stacked and neither

A stacked sensor reads out fast enough that the silent electronic shutter behaves much like a mechanical one, so propellers stay straight and banding under LED lighting largely disappears. Of the six here the OM-1 Mark II is stacked and the Z6III is partially stacked, which is unusual at its price. The other four are not. If you photograph sport, birds or anything indoors under modern lighting, that line is the specification worth paying for. If you photograph landscapes, it is worth nothing at all.

Buy the generation behind

Sony announced the Alpha 7 V in December 2025 and still sells the Alpha 7 IV alongside it at a considerably lower price. Canon announced the EOS R6 V in May 2026. The pattern repeats across every maker on this page: the outgoing model is the same camera it was the week before the announcement, and it gets cheaper. Unless a specific new feature solves a problem you actually have, the previous generation is usually the better purchase.

The rest of the kit

The parts that come after the body

A mirrorless camera arrives with one battery and no card, and an electronic viewfinder is harder on a battery than a mirror ever was. Two purchases turn a body into something you can work with.

Memory cards

What the speed ratings on the label actually guarantee, and when a faster card is the only thing that will do.

Batteries and power

An electronic viewfinder draws power the whole time it is on. Spares matter more here than they did on a reflex camera.

Camera bags

Sized on published internal dimensions and how you get into it, not on how it looks.

Filters

The one category software cannot do for you, and the reason daylight video often looks wrong.

Questions people ask about mirrorless

Including the one that decides whether you buy this year or next.
For autofocus, video and size, yes, and it is no longer close. For battery life, and for the experience of looking through glass at the actual scene, a reflex camera still has an argument. The more practical point is that development has stopped: the manufacturers have moved their lens design, their sensor work and their firmware effort to mirrorless, so a reflex camera bought today is the end of a line rather than the start of one.
Usually yes, with the camera maker’s own adapter, and usually with autofocus intact. Canon EF lenses on an RF body and Nikon F lenses on a Z body both work well this way. The common casualties are older lenses that focus by a mechanical screw driven from the body, which most adapters cannot turn. Adapting between brands is possible but rarely keeps autofocus worth using. And remember that an adapted lens is the size it always was, so you keep the bulk while losing the reason you wanted a smaller camera.
Sony E has the deepest third-party catalogue of the six, which follows directly from Sony publishing the specification to other makers back in 2011. L mount is the interesting alternative, because the alliance behind it includes Sigma, so a large part of Sigma’s full frame range is native rather than adapted. Canon RF is the constrained one: licensing to third parties only began in April 2024 and only for APS-C, so a full frame RF camera still has no third-party autofocus lens available to it. None of that makes Canon’s own lenses worse. It decides what your second lens costs.
There is always a next model, so the useful version of the question is whether anything is rumoured for the specific body you want. As we publish, Fujifilm has announced no camera at all during 2026 and the rumour sites are pointing at early September for an X-T5 replacement, which Fujifilm has not confirmed. On that one body, waiting a few weeks is reasonable. For the other five there is nothing imminent we can point to. What we would not do is wait in general, because waiting in general means never buying.
It is smaller than it was and it would be dishonest to pretend otherwise. Panasonic has not launched a new Micro Four Thirds body since December 2024, and OM Digital Solutions reported an operating loss on rising sales in its 2024 financial year. On the other side, OM System continues to release lenses, and its ownership passed to its own chief executive in April 2026 with a stated commitment to investing in the technology. CIPA does not break the format out separately, so anyone quoting a market share figure for it is estimating. Our position is to buy an OM System body for what it does today, which is reach and weather resistance at a weight nothing else matches, and not as a bet on 2032.
Because the manufacturer publishes a recommended price and retailers are free to ignore it. Nikon UK’s own listing for the Z6III has sat above what some specialist retailers charge for the identical body. Add cashback and trade-in promotions, which run to a stated deadline and are usually claimed after purchase rather than deducted at the till, and the amount you end up paying can differ by a few hundred pounds. It is worth checking two or three sellers and the maker’s own promotions page before ordering, which is exactly why the buttons on this page go to the seller rather than quoting a figure here.

The verdict

The six in one place

One line per system, if you want the short version.
01
Best system to buy into

Sony Alpha 7 IV

Buy the mount. This is currently the least expensive sensible way in.
02
Best value in full frame

Panasonic LUMIX S5II

The most camera for the money in full frame, provided you buy it while the offer runs.
03
Best for photographers who prefer dials

FUJIFILM X-T5

The best handling camera here. Check the news before you buy it in August.
04
Best for hybrid shooters

Nikon Z6III

The best hybrid on the list, and the mount is in better health than it was two years ago.
05
Best reach for the money

Canon EOS R7

Buy it for the reach and Canon’s glass. Go in knowing the mount is the least open here.
06
Best reach per kilogram

OM System OM-1 Mark II

The right answer to a specific question. Go in with clear eyes about the format.

Where this fits

This page sits under the camera buying guide, which explains sensor sizes, stabilisation ratings and lens mounts in full.

Camera Buying Guide

Sensor sizes, stabilisation ratings, mounts and what weather sealing actually covers.

Best Cameras

The same market arranged by job rather than by system.

Best Cameras for Beginners

If this is a first camera and the jargon is the obstacle.

Best Cameras for Travel

Where weight and a sealing claim outrank everything else.

Best Vlogging Cameras

If the camera spends most of its life pointing at you.

How Creator Gear works

Why we publish the manufacturer’s figures rather than our own.

Not sure which system suits you?

Tell us what you photograph, whether you already own any lenses, and what you expect to spend on the second lens rather than the first. We will tell you which of these six mounts fits and which body inside it.
Read the camera buying guide
Ask the editors a question
Creator Gear is reader-funded and independent. This is a Researched guide. We have not used this hardware, we do not accept payment for placement, and every specification on this page comes from the manufacturer.