How To Choose Between Them
Compare the winners above against your own priorities. A lead in one category only matters if you use it.
Camera Comparison
Sony
Sony a9 III vs Canon EOS R3
Short AnswerSony a9 III wins more of the spec-sheet categories, but the right pick depends on what you shoot.
By Jennifer K. Telfer · Updated · 1 Min Read
VS
Winner By Photographic Discipline
ResolutionSony a9 III
Continuous ShootingSony a9 III
Image StabilizationTie
Autofocus PointsCanon EOS R3
WeightSony a9 III
Launch PriceTie
Key Technical Performance Deltas
Resolution (MP)
A24.6
B24.1
Electronic Burst (fps)
A120
B30
Stabilization (Stops)
A8
B8
Weight (g, Lower Is Lighter)
A703
B1015
AF Points
A759
B819
Form Factor
136.1 × 96.9 × 82.9 mm
150 × 142.6 × 87.2 mm
Reasons To Choose Each
Choose Sony a9 III If…
- Higher resolution (24.6 MP vs 24.1 MP)
- Higher continuous shooting (120 fps vs 30 fps)
- Lighter body (703 g vs 1015 g)
Choose Canon EOS R3 If…
- Higher autofocus points (819 vs 759 )
Comprehensive Specification Table
| Spec | Sony a9 III | Canon EOS R3 |
|---|---|---|
| Sensor | ||
| Format | Full Frame | Full Frame |
| Megapixels | 24.6 MP | 24.1 MP |
| Sensor Type | Stacked CMOS | Stacked CMOS |
| Max Native ISO | 25600 | 102400 |
| Stabilization | 8 Stops | 8 Stops |
| Autofocus | ||
| AF Points | 759 | 819 |
| Low-Light AF | -5 EV | -7.5 EV |
| Speed | ||
| Mechanical Burst | — | 12 fps |
| Electronic Burst | 120 fps | 30 fps |
| Fastest Electronic Shutter | 1/80000 | — |
| Viewfinder & Screen | ||
| Viewfinder | EVF | EVF |
| EVF Resolution | 9.44M | 5.76M |
| LCD Size | 3.2" | 3.2" |
| LCD Type | Vari-angle | Vari-angle |
| Video | ||
| Best Video | 4K 120p | — |
| Internal Color | 10-bit 4:2:2 | — |
| Log Profile | S-Log3 | — |
| Body | ||
| Weight | 703 g | 1015 g |
| Card Slots | 2 | 2 |
| Battery (CIPA) | — | 620 Shots |
| Weather Sealed | Yes | Yes |
| Launch Price | 5999 | 5999 |
Amber marks the stronger value. Figures are manufacturer specifications.