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Quick take: The K-1 is the most affordable.
16 specs side by side·13 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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| Specification | K-1Pentax · 2016 | Pentax K-1 Mark IIPentax · 2018 |
|---|---|---|
| Price | £475 usedBest | £1,899 |
| Sensor | 36.4MP full-frame CMOS | 36.4MP full-frame CMOS (no AA filter) |
| Resolution | 36.4MP | 36.4MP |
| Video | Full HD 1080/60i, 30p | 1080p only, no 4K |
| Autofocus | SAFOX 12 phase-detect AF, 33 points (25 cross-type) | SAFOX 12, 33-point DSLR phase-detect AF |
| Stabilisation | 5-axis sensor-shift Shake Reduction II, 5 stops | 5-axis Shake Reduction II (in-body) |
| Burst Rate | 4.4fps | 4.4fps |
| Battery Life | ~760 shots (CIPA)Best | 670 shots (CIPA) |
| Weight | 1010g (with battery) | 1010g (with battery and card) |
| Dimensions | 136.5 × 110 × 85.5mm | — |
| Weather Sealed | Yes | Yes |
| Viewfinder | Pentaprism, ~100%, 0.70x | Optical pentaprism, 0.7x magnification, 100% coverage |
| Screen | 3.2" Flexible-tilt LCD, 1.04M dots | Multi-axis tilting screen (up/down/side), no touchscreen |
| Mount | Pentax KAF2 (K-mount) | Pentax KAF2 (K-mount) |
| Memory Cards | Dual SD slots | Dual SD (UHS-I) |
| Connectivity | USB 2.0, micro HDMI, mic + headphone, cable switch, PC sync, Wi-Fi, GPS | USB, HDMI, Wi-Fi |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →