EOS R10vs EOS R7vs 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.
Wildlife, Sports & Action — EOS R7 (2022): The EOS R7 is one of the most complete APS-C cameras ever made. It combines a class-leading resolution sensor with best-in-class IBIS, 4K/60p video, weather sealing and 15fps burst. For wildlife, sports and action photographers on an APS-C budget, nothing else comes close.
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
EOS R7 (2022)
- Wildlife photographers who need reach, weather sealing and fast burst
- Sports shooters upgrading from entry-level APS-C bodies
- Video creators who need uncropped 4K/60p without a full-frame budget
- Canon DSLR users looking to move to RF mount
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 eos r7 has the highest resolution at 32mp; the eos r10 is the most affordable; only the eos r7, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R10 (2022) | EOS R7 (2022) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £699 | £1,399 | £1,699 |
| Sensor | 24.2MP APS-C CMOS | 32.5MP APS-C CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 24.2MP | 32.5MP | 25.7MP |
| Video | 4K/30p (slight crop), FHD/120p | 4K/60p (uncropped), 4K/30p (oversampled from 7K), 1080p/120p | 4K/30p, 1080p/60p |
| Autofocus | Dual Pixel CMOS AF II, eye/face/subject tracking | Dual Pixel CMOS AF II, 651 AF zones, subject recognition (people, animals, vehicles) | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (no IBIS) | 7-stop IBIS (8 stops with compatible IS lenses) | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 15fps mechanical, 23fps electronic | 15fps mechanical, 30fps electronic (with blackout) | 12fps |
| Battery Life | ~430 shots (CIPA) | ~770 shots (CIPA) | 800 shots (CIPA) |
| Weight | 429g body only | 612g (body, battery, card) | 820g body only |
| Dimensions | 122.5 × 87.8 × 83.4mm | 132.0 × 90.4 × 91.7mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | EVF, 2.36M dots | EVF, 2.36M dots, 0.72× magnification | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" vari-angle touchscreen | 3.0" vari-angle touchscreen, 1.62M dots | 3.2" tilting touchscreen |
| Mount | Canon RF-S / RF | Canon RF-mount | Pentax KF-mount |
| Memory Cards | Single SD UHS-II slot | Dual SD UHS-II | Dual SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C (USB 3.2 Gen 2), Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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