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Canon R3 vs Sony A9 II – Head-to-Head Comparability

The Sony Alpha 9 II and the Canon R3 share various similarities in terms of their core specs and options, so which one must you choose?

We’re bringing you this in-depth Canon R3 vs Sony A9 II head-to-head comparability that will help you select between these two full-frame mirrorless cameras.


The Sony A9 II has a 24 megapixel Stacked, Again-Facet Illuminated (BSI) CMOS sensor.

The EOS R3 additionally makes use of a stacked BSI sensor, identical to the one on the A9 II, with the identical 24 megapixel decision.

Canon have been very fast to level out that the brand new sensor within the R3 has been developed solely by Canon, although, and never by Sony.

Again-Facet Illuminated (BSI) sensors probably translate into higher low-light picture high quality at like-for-like ISO speeds and quicker all-round efficiency.

ISO Pace

The native sensitivity vary of the Sony A9 II is ISO 100 to ISO 51,200, which may be expanded to ISO 50 to ISO 204,800.

The ISO vary of the Canon R3 is ISO 100 to ISO 102,400, which can be expanded to ISO 50 to ISO 204,800, so precisely the identical because the Alpha 9 II.


The Canon EOS R3 provides 6K/60p inner recording along with oversampled 4K video at as much as 120p.

We hope that the bigger physique and the adverse suggestions that Canon have obtained in regards to the R5 implies that the brand new R3 does not endure from over-heating in the identical approach that the R5 did.

And that definitely appears to be the case, as Canon are promising that the R3 can file as much as six hours of normal video or 1.5 hours at excessive 119.88/100p body charges.

The Sony A9 II solely helps oversampled 4K recording at as much as 30fps and 120fps at 1080p, so it is clearly not in the identical league because the R3.


The Sony A9 II has an AF system with 693 part detection factors that cowl roughly 93% of the picture space. It provides Actual-time Eye AF for people and animals, however not for birds, in addition to Actual-time Monitoring that routinely maintains correct focus.

The brand new Canon R3 has essentially the most superior model of Twin Pixel CMOS AF that the corporate has ever produced with 4779 AF factors, together with a model new automobile monitoring mode, which lets you expertly observe motorbikes, open cockpit Method automobiles in addition to GT and rally automobiles, and even has the flexibility to prioritise the automobile or the motive force’s helmet!

In an try to get one up on Sony, the Canon R3 additionally lets you choose and transfer the AF level simply with the look of your eye utilizing the digital viewfinder..

It stays to be seen simply how efficient this intriguing new mode will probably be in actual life, nevertheless it might give the R3 an actual edge in terms of rapidly having the ability to focus, with out even having to the touch the digital camera controls.

Burst Capturing

The Canon R3 ups the ante from the EOS R5’s 20fps mode to supply 30fps taking pictures with the digital shutter with full AF/AE monitoring and minimal picture distortion for 540 JPEG or 150 RAW pictures.

The Sony A9 II can solely shoot at 20fps with the digital shutter with full AF/AE monitoring for as much as 361 JPEG or 239 RAW pictures.

The EOS R3 additionally has a slight edge when utilizing its mechanical shutter for burst taking pictures – 12fps on the R3 versus 10fps on the A9 II.

Physique and Design

The Sony A9 II largely follows the tried and examined design of seemingly virtually each earlier Sony Alpha digital camera – if it ain’t broke, do not repair it appears to be the mantra for the latest Alpha digital camera.

The Canon R3 is taking a markedly completely different strategy, that includes the same built-in grip with duplicated vertical controls that EOS-1D sequence cameras have at all times provided.

Which means that the R3 will probably be a lot larger and heavier than the A1 out of the field, though becoming a battery grip to the flagship Sony digital camera might considerably slim the dimensions and weight variations between them.

Each cameras are absolutely weather-sealed, as you’d count on from such skilled stage fashions.


The brand new Sony A9 II has a 5-axis optical in-body picture stabilization system, nevertheless it solely supplies as much as 5-stops of compensation – good, however definitely not class-leading.

That accolade goes to the Canon R5 which has a reasonably unbelievable stabilisation system. It incorporates a 5-axis in-body picture stabilisation (IBIS) that gives as much as 8-stops of IS when utilizing the digital camera with sure appropriate RF-mount lenses.

The brand new R3 provides the identical IBIS system because the R5 – its 5-axis In-Physique Picture Stabilizer can mix with the Optical Picture Stabilizer in chosen RF lenses to supply industry-leading efficiency value as much as 8-stops – as soon as once more giving Canon a bonus over the Alpha 9 II.


The Sony A9 II has a 3.69M dot digital viewfinder with 0.78x magnification and as much as 120fps refresh fee.

The Canon R3 has an higher-resolution 5.76M-dot OLED digital viewfinder with 0.76x magnification and a 120fps refresh fee, the identical because the one discovered within the EOS R5.

LCD Display screen

The Sony A9 II has a 3.0-inch LCD display with 1.44 million dots of decision which may be tilted up by 107 levels and down by 41 levels.

The EOS R3 has a extra versatile vari-angle contact display which supplies higher flexibility of taking pictures angles because of its potential to tilt and rotate into a spread of positions.

And it is a lot higher-resolution than the Alpha 9’s display – 4.1-million dots to be actual.

Reminiscence Playing cards

As you’ll count on from an expert digital camera, the Alpha 9 II has twin reminiscence card slots that help SD UHS-I/II compliant reminiscence playing cards.

The Canon R3 additionally options twin card slots, nevertheless it has one UHS-II SD card slot and one ultra-high pace CFexpress slot.

Battery Life

The Sony A9 II makes use of precisely the identical acquainted NP-FZ100 battery that every one the opposite latest Alpha cameras use, which supplies as much as 500 photographs when utilizing the viewfinder and 690 photographs when utilizing the LCD monitor.

The EOS R3 makes use of the LP-E19 sequence battery from the EOS-1D X III quite than the LP-E6NH sequence that the EOS R5 makes use of, which supplies as much as 620 photographs when utilizing the viewfinder and 860 photographs when utilizing the LCD monitor.


Within the UK the Sony A9 II is priced at round £4,200 physique solely and within the US it prices round $4,500.

The Canon EOS R3 is priced at £5,879.99 / $5,999.00, so it is considerably costlier than the A9 II on the time of writing.


The Sony Alpha 9 II is without doubt one of the greatest sports activities and wildlife cameras in the marketplace, however now that Canon have disclosed all the important thing particulars, it is obvious that the EOS R3 will probably be a really severe rival certainly for the A9 II when it launches in November later this yr.

So what do you suppose? Primarily based on what we all know up to now, would you select the Sony A9 II or the brand new Canon R3, and why? Depart a remark beneath!

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