EOS R10vs Nikon D7500vs Pentax K-3 Mark III
Pentax
Pentax K-3 Mark III (2021)
From £1699
Best for DSLR enthusiasts & outdoor photographers
View Pentax K-3 Mark III
Which should you buy?
Beginners & Vlogging — EOS R10 (2022): Canon's most affordable RF body — Dual Pixel AF and a vari-angle screen in a compact, lightweight package.
Sports, Travel & Dslr Shooters — Nikon D7500 (2017): The D500's BSI sensor in a compact, weather-sealed body — excellent high-ISO performance and DSLR reliability at a great price.
Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.
Who should buy what
EOS R10 (2022)
- You're buying your first serious interchangeable-lens camera
- You want reliable animal and people tracking without a steep learning curve
- You want an APS-C body with access to Canon's full RF lens range
Nikon D7500 (2017)
- You're deeply invested in Nikon F-mount glass and aren't ready to switch systems
- You shoot wildlife or sport and still prefer an optical viewfinder response
- Note: consider the Z5 II or Z6 III if you're open to mirrorless for a future-proof investment
Pentax K-3 Mark III (2021)
- You're a committed DSLR photographer with significant investment in Pentax glass
- You shoot in extreme weather conditions and place build quality and reliability above everything
- You prefer optical viewfinder performance and want the best modern APS-C DSLR available
Quick take: The pentax k-3 mark iii has the highest resolution at 26mp; the eos r10 is the most affordable; only the nikon d7500, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R10 (2022) | Nikon D7500 (2017) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £699 | £899 | £1,699 |
| Sensor | 24.2MP APS-C CMOS | 20.9MP APS-C BSI CMOS (D500 sensor) | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 24.2MP | 20.9MP | 25.7MP |
| Video | 4K/30p (slight crop), FHD/120p | 4K/30p (slight crop), FHD/60p | 4K/30p, 1080p/60p |
| Autofocus | Dual Pixel CMOS AF II, eye/face/subject tracking | Multi-CAM 3500FX II, 51 points (15 cross-type) | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (no IBIS) | None (no IBIS) | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 15fps mechanical, 23fps electronic | 8fps mechanical | 12fps |
| Battery Life | ~430 shots (CIPA) | ~950 shots (CIPA with OVF) | 800 shots (CIPA) |
| Weight | 429g body only | 640g body only | 820g body only |
| Dimensions | 122.5 × 87.8 × 83.4mm | 135.5 × 104.0 × 72.5mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | EVF, 2.36M dots | Optical pentaprism, 100% coverage, 0.94× magnification | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" vari-angle touchscreen | 3.2" tilting touchscreen | 3.2" tilting touchscreen |
| Mount | Canon RF-S / RF | Nikon F-mount (DX) | Pentax KF-mount |
| Memory Cards | Single SD UHS-II slot | Single SD UHS-II slot | Dual SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB Micro-B, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth |
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