Sony a9 vs Nikon Z7 Specifications Comparison
| Camera Feature | Sony a9 | Nikon Z7 |
|---|---|---|
| Announced | April 2017 | August 2018 |
| Camera Type | Mirrorless | Mirrorless |
| Sensor Type | Stacked CMOS | BSI CMOS |
| Image Processor | BIONZ X | EXPEED 6 |
| Resolution | 24.2 MP | 45.7 MP |
| Pixel Dimensions | 6000×4000 | 8256×5504 |
| Sensor Dimensions | 35.6 x 23.8 mm (Full Frame) | 35.9 x 23.9 mm (Full Frame) |
| Sensor Pixel Size | 5.9µ | 4.35µ |
| Low Pass Filter | Yes | No |
| IBIS (In-Body Image Stabilization) | Yes | Yes |
| Base ISO | ISO 100 | ISO 64 |
| Max Native ISO | ISO 51,200 | ISO 25,600 |
| Extended ISOs | ISO 50-204,800 | ISO 32-102,400 |
| High-Resolution Sensor Shift | No | No |
| Focus Stack Bracketing | No | Yes |
| Pre-Shoot Burst Mode | No | No |
| Fastest Shutter Speed | 1/32000 | 1/8000 |
| Longest Shutter Speed | 30 seconds | 30 seconds |
| Continuous Shooting (Mechanical Shutter) | 5 FPS | 9 FPS |
| Continuous Shooting (Electronic Shutter) | 20 FPS | 9 FPS |
| Notes for High FPS Shooting | Compressed 12-bit raw at 20 FPS (uncompressed 12-bit raw is available at 12 FPS) | 12-bit raw at 9 FPS (14-bit raw is available at 8 FPS) |
| Buffer Size (Raw) | 241 frames (20 FPS) | 23 frames (9 FPS) |
| Autofocus System | Hybrid PDAF | Hybrid PDAF |
| Autofocus Points | 693 | 493 |
| Maximum Low-Light AF Sensitivity (Standardized to f/2, ISO 100) | -3 EV | -4 EV |
| Standard Flash Sync Speed | 1/250 | 1/200 |
| Curtain to Protect Sensor at Shutdown | No | No |
Video Features | ||
| Maximum Video Bit Depth (Internal) | 8 bits | 8 bits |
| Maximum Video Bit Depth (External) | 8 bits | 10 (12 with paid upgrade) |
| Raw Video | No | No (Yes, externally, with paid upgrade) |
| 4K Maximum Framerate | 30 FPS | 30 FPS |
| 1080P Maximum Framerate | 120 FPS | 120 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) | 4:2:0, 4:2:2 (External) |
| Video Recording Limit | 30 min | 30 min |
Physical and Other Features | ||
| Card Slots | 2 | 1 |
| Slot 1 Type | SD (UHS-II) | CFExpress Type B |
| Slot 2 Type | SD (UHS-I) | N/A |
| Rear LCD Size (Diagonal) | 3.0 in | 3.2 in |
| Rear LCD Resolution | 1.44 million dots | 2.1 million dots |
| Articulating LCD | Single Axis | Single Axis |
| Touchscreen | Yes | Yes |
| Viewfinder | EVF | EVF |
| Viewfinder Magnification | 0.78x | 0.8x |
| Viewfinder Resolution | 3.69 million dots | 3.69 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 3.1 |
| Battery Type | NP-FZ100 | EN-EL15b |
| Battery Life (Viewfinder) | 480 frames | 330 frames |
| Battery Life (Rear LCD) | 650 frames | 400 frames |
| Weather Sealed | Yes | Yes |
| Weight (Body Only w/ Battery + Card) | 588 g (1.30 lbs.) | 675 g (1.49 lbs.) |
| Dimensions (LxHxD) | 127 x 96 x 73 mm (5.0 x 3.8 x 2.9″)1 | 134 x 101 x 83 mm (5.3 x 4.0 x 3.2″)2 |
Price Comparison | ||
| MSRP, Body Only | $4500 (Discontinued) | $3000 (Discontinued) |
| Used Prices | Sony a9 Used Prices | Nikon Z7 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 Nikon Z7’s official dimensions do not include the depth of the protruding viewfinder. To match the typical standards today, 15mm were added to the Z7’s depth measurement in this table. | ||
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