Canon R5 vs Sony A7 III
QUICK ACCESS
Sony A7 III vs Canon R5 - Which one to choose and why?
Why choose the Canon R5?
Newer camera
July 2020 vs. February 2018
More megapixels
45Mp vs. 24.2Mp
Better burst (mech.)
12 fps vs. 10 fps
Better burst (electr.)
20 fps vs. 10 fps
Larger buffer
180 images vs. 40 images
Better viewfinder resolution
5.76 M-dot vs. 2.36 M-dot
Better screen resolution
2.1 M-dot vs. 0.92 M-dot
Larger screen
3.19" / 8.1 cm vs. 2.95" / 7.5 cm
More sensitive low-light sensor
-6 EV vs. -3 EV
More Focus points
5940 vs. 693
Higher max video resolution
8K DCI 30 fps vs. 4K UHD 30 fps
In July 2024, Canon announced the release of the Canon R5 Mark II, an evolution of this camera body with a number of important changes. Among the most important: a new processor, improved autofocus, a new battery and improved autonomy.
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 R5 vs Sony A7 III
General
| Canon R5 | Sony A7 III | ||
Release Date | July 2020 | VS | February 2018 |
Mount | RF | VS | FE |
Definition | 45.0 Mp | VS | 24.2 Mp |
Sensor Size | Full Frame | VS | Full Frame |
Image Stabilization | Yes | VS | Yes |
ISO Sensitivity | 100 - 51 200 | VS | 100 - 51 200 |
ISO étendus | 50 - 102 400 | VS | 50 - 204 800 |
Card Slots | 2 | VS | 2 |
Card Type | 1 x SD (UHS-II) 1 x CF Express (Type B) | VS | 1 x SD (UHS-II) 1 x SD (UHS-I) |
Processor | DIGIC X | VS | BIONZ X |
Prix recommandé | 3 299$ / 2787£ / 3 279€ | VS | 1 999$ / 1104£ / 1 299€ |
Viewfinder Features
| Canon R5 | Sony A7 III | ||
Resolution | 5.76 M-dot | VS | 2.36 M-dot |
Magnification | 0.76x | VS | 0.78x |
Autofocus Features
| Canon R5 | Sony A7 III | ||
Sensibilité AF | -6 / 18 EV | VS | -3 / 20 EV |
Number of Focus Points | 5 940 | VS | 693 |
Video
| Canon R5 | Sony A7 III | ||
Maximum Resolution | 8K DCI 30 i/s 4K DCI 120 i/s 4K UHD 120 i/s 1080p 120 i/s | VS | 4K UHD 30 i/s 1080p 120 i/s |
Format d'enregistrement | VS | ||
Recording Time Limit | 30 min | VS | 30 min |
DxO Score
| Canon R5 | Sony A7 III | ||
Général | 95 | VS | 96 |
Portrait | 25.3 | VS | 25.1 |
Paysage | 14.6 | VS | 14.7 |
Sports | 3 042 | VS | 3 722 |
Physical Characteristics
| Canon R5 | Sony A7 III | ||
Weather-Sealed | Yes | VS | Yes |
Type de batterie | LP-E6NH | VS | NP-FZ100 |
Weight | 1.62 lb / 737 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
| 320 images | VS | 610 images |
LCD Battery Life | 490 images | VS | 710 images |
Built-in Flash
| No | VS | No |
Maximum Flash Sync Speed | 1/200s | VS | 1/250s |
Vitesse min. | 30s | VS | 30s |
Vitesse max. (méca.) | 1/8 000s | VS | 1/8 000s |
Vitesse max. (élect.) | 1/8 000s | VS | 1/8 000s |
Rafale max. (méca.) | 12 fps | VS | 10 fps |
Rafale max. (élect.) | 20 fps | VS | 10 fps |
RAW Buffer | 180 images | VS | 40 images |
Screen Features
| Canon R5 | Sony A7 III | ||
Type | Fully-articulating | VS | Tilting |
Resolution | 2.1 M-dot | VS | 0.92 M-dot |
Diagonal | 3.19" / 8.1 cm | VS | 2.95" / 7.5 cm |
Touchscreen | Yes | VS | Yes |
Optional Features
| Canon R5 | 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 R5
For Sony A7 III
Others VS to check
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 R5, Sony A7 III


Release Date
Mount
Definition
Sensor Size
Image Stabilization
ISO Sensitivity
Card Slots
Processor
Prix recommandé
Magnification
Sensibilité AF
Number of Focus Points
Maximum Resolution
Format d'enregistrement
Recording Time Limit
Général
Portrait
Paysage
Sports
Weather-Sealed
Type de batterie
Weight
Dimensions (W×H×D)
Volume
Viewfinder Battery Life
Built-in Flash
Maximum Flash Sync Speed
Vitesse min.
Rafale max. (méca.)
RAW Buffer
Diagonal
Touchscreen
Wi-Fi / Bluetooth
Headphone Jack
USB Version
GPS
Time Lapse










