Sony a9 vs Canon EOS R3 Specifications Comparison
| Camera Feature | Sony a9 | Canon EOS R3 |
|---|---|---|
| Announced | April 2017 | September 2021 |
| Camera Type | Mirrorless | Mirrorless |
| Sensor Type | Stacked CMOS | Stacked CMOS |
| Image Processor | BIONZ X | DIGIC X |
| Resolution | 24.2 MP | 24.0 MP |
| Pixel Dimensions | 6000×4000 | 6000×4000 |
| Sensor Dimensions | 35.6 x 23.8 mm (Full Frame) | 36.0 x 24.0 mm (Full Frame) |
| Sensor Pixel Size | 5.93µ | 6.00µ |
| Low Pass Filter | Yes | Yes |
| IBIS (In-Body Image Stabilization) | Yes | Yes |
| Base ISO | ISO 100 | ISO 100 |
| Max Native ISO | ISO 51,200 | ISO 102,400 |
| Extended ISOs | ISO 50-204,800 | ISO 50-204,800 |
| High-Resolution Sensor Shift | No | No |
| Focus Stack Bracketing | No | Yes |
| Pre-Shoot Burst Mode | No | No |
| Fastest Shutter Speed | 1/32000 | 1/64,000 |
| Longest Shutter Speed | 30 seconds | 30 seconds |
| Continuous Shooting (Mechanical Shutter) | 5 FPS | 12 FPS |
| Continuous Shooting (Electronic Shutter) | 20 FPS | 30 FPS |
| Notes for High FPS Shooting | Compressed 12-bit raw at 20 FPS (uncompressed 12-bit raw is available at 12 FPS) | 195 FPS is possible, but only for 0.25 seconds of shooting. Auto exposure is locked at this FPS. |
| Buffer Size (Raw) | 241 frames (20 FPS) | 420 frames (30 FPS) |
| Autofocus System | Hybrid PDAF | Hybrid PDAF |
| Autofocus Points | 693 | 1053 |
| Photographer’s-Eye-Sensing AF | N/A | Yes |
| Maximum Low-Light AF Sensitivity (Standardized to f/2, ISO 100) | -3 EV | -6 EV |
| Standard Flash Sync Speed | 1/250 | 1/250 |
| Curtain to Protect Sensor at Shutdown | No | Yes |
Video Features | ||
| Maximum Video Bit Depth (Internal) | 8 bits | 12 bits |
| Maximum Video Bit Depth (External) | 8 bits | 12 bits |
| Raw Video | No | Yes |
| 6K Maximum Framerate | N/A | 60 FPS |
| 4K Maximum Framerate | 30 FPS | 120 FPS |
| 1080P Maximum Framerate | 120 FPS | 240 FPS |
| Additional Video Crop Factor | 1.2x crop at 4K 30p (4K 24/25p has no additional crop) | No |
| Chroma Subsampling | 4:2:0, 4:2:2 (External) | 4:2:2 |
| Video Recording Limit | 30 min | 360 min |
Physical and Other Features | ||
| Card Slots | 2 | 2 |
| Slot 1 Type | SD (UHS-II) | CFExpress Type B |
| Slot 2 Type | SD (UHS-I) | SD (UHS-II) |
| Rear LCD Size (Diagonal) | 3.0 in | 3.2 in |
| Rear LCD Resolution | 1.44 million dots | 4.2 million dots |
| Articulating LCD | Single Axis | Fully Articulating |
| Touchscreen | Yes | Yes |
| Viewfinder | EVF | EVF |
| Viewfinder Magnification | 0.78x | 0.76x |
| Viewfinder Resolution | 3.69 million dots | 5.76 million dots |
| Viewfinder Coverage | 100% | 100% |
| Voice Memo | No | Yes |
| Headphone Jack | Yes | Yes |
| Microphone Jack | Yes | Yes |
| Built-in Flash | No | No |
| GPS | No | No |
| Bluetooth | Yes | Yes |
| WiFi | Yes | Yes |
| USB Type | Type B 2.0 | Type C 3.2 Gen 2 |
| Battery Type | NP-FZ100 | LP-E19 |
| Battery Life (Viewfinder) | 480 frames | 440 frames |
| Battery Life (Rear LCD) | 650 frames | 760 frames |
| Battery Life (Eco Mode) | N/A | 860 frames |
| Weather Sealed | Yes | Yes |
| Weight (Body Only w/ Battery + Card) | 588 g (1.30 lbs.) | 1015 g (2.24 lbs.) |
| Dimensions (LxHxD) | 127 x 96 x 73 mm (5.0 x 3.8 x 2.9″)1 | 150 x 143 x 107 mm (5.9 x 5.6 x 4.2″)2 |
Price Comparison | ||
| MSRP, Body Only | $4500 (Discontinued) | $6000 (Check Current Price) |
| Used Prices (Affiliate) | Sony a9 Used Prices | Canon EOS R3 Used Prices |
| 1The Sony a9’s official dimensions do not include the depth of the protruding viewfinder. To match typical standards today, 10mm were added to the a9’s depth measurement in this table. | ||
| 2The Canon EOS R3’s official dimensions do not include the depth of the protruding viewfinder. To match the typical standards today, 20mm were added to the EOS R3’s depth measurement in this table. | ||
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