A6100vs A7R IV
VS
Which should you buy?
Beginner, Family, Travel — A6100 (2019): Best autofocus in its class for the price.
Landscape, Studio, Commercial — A7R IV (2019): 61MP in a mirrorless body — the resolution benchmark.
Who should buy what
A6100 (2019)
- First-time mirrorless buyers who want solid AF
- Families stepping up from a smartphone
A7R IV (2019)
- Landscape photographers who print large
- Studio shooters needing maximum detail
Quick take: The a7r iv has the highest resolution at 61mp; the a6100 is the most affordable; only the a7r iv is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | A6100 (2019) | A7R IV (2019) |
|---|---|---|
| Price | £549 | £2,199 |
| Sensor | APS-C Exmor CMOS | Full-frame BSI Exmor R CMOS 35mm |
| Resolution | 24.2MP | 61.0MP |
| Video | 4K 30fps | 4K 30fps |
| Autofocus | 425-point phase-detect, real-time tracking | 567-point phase-detect, real-time tracking |
| Stabilisation | None | 5-axis IBIS, 5.5 stops |
| Burst Rate | 11fps | 10fps |
| Battery Life | 420 shots (CIPA) | 670 shots (CIPA) |
| Weight | 396g (body only) | 665g (body only) |
| Dimensions | 119.9 × 66.9 × 59.4mm | 128.9 × 96.4 × 77.5mm |
| Weather Sealed | No | Yes |
| Viewfinder | EVF 0.39" 1.44M-dot | EVF 0.78× 5.76M-dot |
| Screen | 3.0" tilting touchscreen, 921k-dot | 3.0" tilting touchscreen, 1.44M-dot |
| Mount | Sony E-Mount | Sony E-Mount |
| Memory Cards | SD UHS-I / Memory Stick | 2× SD UHS-II / CFexpress Type A |
| Connectivity | Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI | Wi-Fi 5GHz, Bluetooth 4.1, USB-C 3.2 |
More comparisons with A6100
Camera family history