Canon R6 vs Sony A7 III
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Sony A7 III vs Canon R6 - Which one to choose and why?
Why choose the Canon R6?
Newer camera
July 2020 vs. February 2018
Higher ISO sensitivity
102 400 vs. 51 200
Better burst (mech.)
12 fps vs. 10 fps
Better burst (electr.)
20 fps vs. 10 fps
Larger buffer
240 images vs. 40 images
Better viewfinder resolution
3.69 M-dot vs. 2.36 M-dot
Better screen resolution
1.62 M-dot vs. 0.92 M-dot
More sensitive low-light sensor
-7 EV vs. -3 EV
More Focus points
6072 vs. 693
Higher max video resolution
4K UHD 60 fps vs. 4K UHD 30 fps
The Canon R6 has now been replaced by a newer camera with a few improvements. We recommend you take a look at the Canon R6 Mark II.
Why choose the Sony A7 III?
Though still excellent, the camera was replaced in October 2021 by the Sony A7IV, a fine evolution in many ways (better memory/buffer, better quality screen/viewfinder, processor and 60 fps video).
Technical specifications - Canon R6 vs Sony A7 III
General
| Canon R6 | Sony A7 III | ||
Release Date | July 2020 | VS | February 2018 |
Mount | RF | VS | FE |
Definition | 20.1 Mp | VS | 24.2 Mp |
Sensor Size | Full Frame | VS | Full Frame |
Image Stabilization | Yes | VS | Yes |
ISO Sensitivity | 100 - 102 400 | VS | 100 - 51 200 |
Extended ISO | 50 - 204 800 | VS | 50 - 204 800 |
Card Slots | 2 | VS | 2 |
Card Type | 1 × SD (UHS-II) 1 × SD (UHS-II) | VS | 1 x SD (UHS-II) 1 x SD (UHS-I) |
Processor | DIGIC X | VS | BIONZ X |
Recommended Price | 0$ / 1699£ / 1 999€ | VS | 1 999$ / 1104£ / 1 299€ |
Viewfinder Features
| Canon R6 | Sony A7 III | ||
Resolution | 3.69 M-dot | VS | 2.36 M-dot |
Magnification | 0.76x | VS | 0.78x |
Autofocus Features
| Canon R6 | Sony A7 III | ||
Sensibilidad AF | -7 / 20 EV | VS | -3 / 20 EV |
Number of Focus Points | 6 072 | VS | 693 |
Video
| Canon R6 | Sony A7 III | ||
Maximum Resolution | 4K UHD 60 i/s 1080p 120 i/s | VS | 4K UHD 30 i/s 1080p 120 i/s |
Recording Format | VS | ||
Recording Time Limit | 30 min | VS | 30 min |
DxO Score
| Canon R6 | Sony A7 III | ||
General | 90 | VS | 96 |
Portrait | 24.2 | VS | 25.1 |
Landscape | 14.3 | VS | 14.7 |
Sports | 3 394 | VS | 3 722 |
Physical Characteristics
| Canon R6 | Sony A7 III | ||
Weather-Sealed | Yes | VS | Yes |
Battery Type | LP-E6NH | VS | NP-FZ100 |
Weight | 1.5 lb / 680 g | VS | 1.43 lb / 650 g |
Dimensions (W×H×D)
| 5.4 × 3.9 × 3.5" 138 × 98 × 88 mm | VS | 5 × 3.8 × 2.9" 127 × 96 × 74 mm |
Volume | 72.62 in3 / 1 190 cm3 | VS | 55.04 in3 / 902 cm3 |
Viewfinder Battery Life
| 380 images | VS | 610 images |
LCD Battery Life | 510 images | VS | 710 images |
Built-in Flash
| No | VS | No |
Maximum Flash Sync Speed | 1/250s | VS | 1/250s |
Min. Shutter Speed | 30s | VS | 30s |
Max. Shutter Speed (Mechanical) | 1/8 000s | VS | 1/8 000s |
Max. Shutter Speed (Electronic) | 1/8 000s | VS | 1/8 000s |
Max. Burst Rate (Mechanical) | 12 fps | VS | 10 fps |
Max. Burst Rate (Electronic) | 20 fps | VS | 10 fps |
RAW Buffer | 240 images | VS | 40 images |
Screen Features
| Canon R6 | Sony A7 III | ||
Type | Fully-articulating | VS | Tilting |
Resolution | 1.62 M-dot | VS | 0.92 M-dot |
Diagonal | 2.95" / 7.5 cm | VS | 2.95" / 7.5 cm |
Touchscreen | Yes | VS | Yes |
Optional Features
| Canon R6 | Sony A7 III | ||
Wi-Fi / Bluetooth | Yes / Yes | VS | Yes / Yes |
Headphone Jack | Yes | VS | Yes |
USB Version | USB-C 3.2 | VS | USB-C 3.1 |
GPS | No | VS | No |
Time Lapse | No | VS | Yes |
Recommended lenses
Check recommended lenses for these cameras
Suggested Accessories
For Canon R6
For Sony A7 III
Others VS to check
Canon R6
Detailed comparison by Sylvain PONS
As a photography enthusiast, I've spent a lot of time exploring, comparing and analysing these cameras' features to help you make the right choice!
This comparison may contain affiliate links, and we may earn a commission if you decide to buy your camera through our links. Of course, the price doesn't change for you. If you've enjoyed this page, it's your way of supporting our work. Thanks!
Sources: Canon R6, Sony A7 III


Release Date
Mount
Definition
Sensor Size
Image Stabilization
ISO Sensitivity
Card Slots
Processor
Recommended Price
Magnification
Sensibilidad AF
Number of Focus Points
Maximum Resolution
Recording Format
Recording Time Limit
General
Portrait
Landscape
Sports
Weather-Sealed
Battery Type
Weight
Dimensions (W×H×D)
Volume
Viewfinder Battery Life
Built-in Flash
Maximum Flash Sync Speed
Min. Shutter Speed
Max. Burst Rate (Mechanical)
RAW Buffer
Diagonal
Touchscreen
Wi-Fi / Bluetooth
Headphone Jack
USB Version
GPS
Time Lapse










