Nikon Z7 vs Sony a7S III Specifications Comparison
| Camera Feature | Nikon Z7 | Sony a7S III |
|---|---|---|
| Announced | August 2018 | July 2020 |
| Camera Type | Mirrorless | Mirrorless |
| Sensor Type | BSI CMOS | BSI CMOS |
| Image Processor | EXPEED 6 | BIONZ XR |
| Resolution | 45.7 MP | 12.1 MP |
| Pixel Dimensions | 8256×5504 | 4240×2832 |
| Sensor Dimensions | 35.9 x 23.9 mm (Full Frame) | 35.6 x 23.8 mm (Full Frame) |
| Sensor Pixel Size | 4.35µ | 8.4µ |
| Low Pass Filter | No | Yes |
| IBIS (In-Body Image Stabilization) | Yes | Yes |
| Base ISO | ISO 64 | ISO 80 |
| Max Native ISO | ISO 25,600 | ISO 102,400 |
| Extended ISOs | ISO 32-102,400 | ISO 40-409,600 |
| High-Resolution Sensor Shift | No | No |
| Focus Stack Bracketing | Yes | No |
| Pre-Shoot Burst Mode | No | No |
| Fastest Shutter Speed | 1/8000 | 1/8000 |
| Longest Shutter Speed | 30 seconds | 30 seconds |
| Continuous Shooting (Mechanical Shutter) | 9 FPS | 10 FPS |
| Continuous Shooting (Electronic Shutter) | 9 FPS | 10 FPS |
| Notes for High FPS Shooting | 12-bit raw at 9 FPS (14-bit raw is available at 8 FPS) | None |
| Buffer Size (Raw) | 23 frames (9 FPS) | Over 1000 frames (10 FPS) |
| Autofocus System | Hybrid PDAF | Hybrid PDAF |
| Autofocus Points | 493 | 759 |
| Maximum Low-Light AF Sensitivity (Standardized to f/2, ISO 100) | -4 EV | -6 EV |
| Standard Flash Sync Speed | 1/200 | 1/250 |
| Curtain to Protect Sensor at Shutdown | No | No |
Video Features | ||
| Maximum Video Bit Depth (Internal) | 8 bits | 10 bits |
| Maximum Video Bit Depth (External) | 10 (12 with paid upgrade) | 16 bits |
| Raw Video | No (Yes, externally, with paid upgrade) | Yes, externally |
| 4K Maximum Framerate | 30 FPS | 120 FPS |
| 1080P Maximum Framerate | 120 FPS | 240 FPS |
| Additional Video Crop Factor | No | 1.1x crop at 4K 120p (otherwise no additional crop) |
| Chroma Subsampling | 4:2:0, 4:2:2 (External) | 4:2:2 |
| Video Recording Limit | 30 min | 780 min |
Physical and Other Features | ||
| Card Slots | 1 | 2 |
| Slot 1 Type | CFExpress Type B | CFExpress Type A, or SD (UHS-II) |
| Slot 2 Type | N/A | CFExpress Type A, or SD (UHS-II) |
| Rear LCD Size (Diagonal) | 3.2 in | 3.0 in |
| Rear LCD Resolution | 2.1 million dots | 1.44 million dots |
| Articulating LCD | Single Axis | Fully Articulating |
| Touchscreen | Yes | Yes |
| Viewfinder | EVF | EVF |
| Viewfinder Magnification | 0.8x | 0.90x |
| Viewfinder Resolution | 3.69 million dots | 9.44 million dots |
| Viewfinder Coverage | 100% | 100% |
| Voice Memo | Yes | No |
| 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 C 3.1 | Type C 3.2 Gen 1 |
| Battery Type | EN-EL15b | NP-FZ100 |
| Battery Life (Viewfinder) | 330 frames | 510 frames |
| Battery Life (Rear LCD) | 400 frames | 600 frames |
| Weather Sealed | Yes | Yes |
| Weight (Body Only w/ Battery + Card) | 675 g (1.49 lbs.) | 699 g (1.54 lbs.) |
| Dimensions (LxHxD) | 134 x 101 x 83 mm (5.3 x 4.0 x 3.2″)1 | 129 x 97 x 81 mm (5.1 x 3.9 x 3.3″) |
Price Comparison | ||
| MSRP, Body Only | $3000 (Discontinued) | $3500 (Check Current Price) |
| Used Prices (Affiliate) | Nikon Z7 Used Prices | Sony a7S III Used Prices |
| 1The 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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