Decision tools · Compare
K-S1 vs A5000
Quick take: The K-S1 is the most affordable.
16 specs side by side·13 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Full specificationsthe better value in each row is highlighted
| Specification | K-S1Pentax · 2014 | A5000Sony · 2014 |
|---|---|---|
| Price | £72 usedBest | £78 used |
| Sensor | 20.12MP APS-C CMOS | 20.1MP APS-C CMOS |
| Resolution | 20.1MP | 20.1MP |
| Video | Full HD 1080p/30 | Full HD 1080 (60i / 25p AVCHD), 1440×1080/30p MP4 |
| Autofocus | SAFOX IX i+ phase-detect AF, 11 points (9 cross-type) | 25-point contrast AF with face detection |
| Stabilisation | Sensor-shift Shake Reduction | No IBIS (lens-based stabilisation only) |
| Burst Rate | 5.4fpsBest | 3.5fps |
| Battery Life | ~410 shots (CIPA) | ~420 shots (CIPA)Best |
| Weight | 558g (with battery) | 269g (with battery)Best |
| Dimensions | 120 × 92.5 × 69.5mm | 109.6 × 62.8 × 35.7mm |
| Weather Sealed | Not weather sealed | Not weather sealed |
| Viewfinder | Pentaprism, ~100%, 0.95x | None (rear screen only) |
| Screen | 3.0" fixed LCD, 921k dots | 3.0" 180° flip-up LCD, 460k dots |
| Mount | Pentax KAF2 (K-mount) | Sony E-mount |
| Memory Cards | Single SD slot | Single SD slot |
| Connectivity | USB 2.0, micro HDMI | Micro USB (Multi Terminal), micro HDMI, Wi-Fi, NFC |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
K-S1
A5000
Portrait
5.7/10
4.3/10
Street
5.5/10
6.5/10
Travel
4.9/10
6.1/10
Wedding & Events
4.2/10
2.6/10
Documentary
3.7/10
3.5/10
Sports & Action
4.8/10
3.1/10
Landscape
4.2/10
4.7/10
Wildlife
5.4/10
4.2/10
Casual
3.5/10
4.2/10
Food
4.6/10
5.2/10
Macro
4.4/10
4.7/10
Architecture
4.4/10
4.8/10
Astrophotography
4.2/10
4.8/10
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 →
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