Sony a7S II vs Nikon Z7 Specifications Comparison
| Camera Feature | Sony a7S II | Nikon Z7 |
|---|---|---|
| Announced | September 2015 | August 2018 |
| Camera Type | Mirrorless | Mirrorless |
| Sensor Type | CMOS | BSI CMOS |
| Image Processor | BIONZ X | EXPEED 6 |
| Resolution | 12.2 MP | 45.7 MP |
| Pixel Dimensions | 4240×2832 | 8256×5504 |
| Sensor Dimensions | 35.6 x 23.8 mm (Full Frame) | 35.9 x 23.9 mm (Full Frame) |
| Sensor Pixel Size | 8.4µ | 4.35µ |
| Low Pass Filter | Yes | No |
| IBIS (In-Body Image Stabilization) | Yes | Yes |
| Base ISO | ISO 100 | ISO 64 |
| Max Native ISO | ISO 102,400 | ISO 25,600 |
| Extended ISOs | ISO 50-409,600 | ISO 32-102,400 |
| High-Resolution Sensor Shift | No | No |
| Focus Stack Bracketing | No | Yes |
| Pre-Shoot Burst Mode | No | No |
| Fastest Shutter Speed | 1/8000 | 1/8000 |
| Longest Shutter Speed | 30 seconds | 30 seconds |
| Continuous Shooting (Mechanical Shutter) | 5 FPS | 9 FPS |
| Continuous Shooting (Electronic Shutter) | 5 FPS | 9 FPS |
| Notes for High FPS Shooting | Autofocus fixed at first frame for 5 FPS shooting; 12-bit raw only | 12-bit raw at 9 FPS (14-bit raw is available at 8 FPS) |
| Buffer Size (Raw) | 31 frames (5 FPS) | 23 frames (9 FPS) |
| Autofocus System | Contrast Detect | Hybrid PDAF |
| Autofocus Points | 169 | 493 |
| Maximum Low-Light AF Sensitivity (Standardized to f/2, ISO 100) | -4 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 | No | 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 | 1 | 1 |
| Slot 1 Type | SD (UHS-I) | CFExpress Type B |
| Rear LCD Size (Diagonal) | 3.0 in | 3.2 in |
| Rear LCD Resolution | 1.23 million dots | 2.1 million dots |
| Articulating LCD | Single Axis | Single Axis |
| Touchscreen | No | Yes |
| Viewfinder | EVF | EVF |
| Viewfinder Magnification | 0.78x | 0.8x |
| Viewfinder Resolution | 2.36 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 | No | Yes |
| WiFi | Yes | Yes |
| USB Type | Type B 2.0 | Type C 3.1 |
| Battery Type | NP-FW50 | EN-EL15b |
| Battery Life (Viewfinder) | 310 frames | 330 frames |
| Battery Life (Rear LCD) | 370 frames | 400 frames |
| Weather Sealed | Yes | Yes |
| Weight (Body Only w/ Battery + Card) | 627 g (1.38 lbs.) | 675 g (1.49 lbs.) |
| Dimensions (LxHxD) | 127 x 96 x 70 mm (5.0 x 3.8 x 2.8″)1 | 134 x 101 x 83 mm (5.3 x 4.0 x 3.2″)2 |
Price Comparison | ||
| MSRP, Body Only | $3000 (Discontinued) | $3000 (Discontinued) |
| Used Prices (Affiliate) | Sony a7S II Used Prices | Nikon Z7 Used Prices |
| 1The Sony a7S II’s official dimensions do not include the depth of the protruding viewfinder. To match typical standards today, 10mm were added to the a7S II’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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