Canon EOS 90Dvs Pentax K-3 Mark IIIvs Ricoh GR III
Canon
Canon EOS 90D (2019)
From £849
Best for Sports, wildlife & DSLR enthusiasts
View Canon EOS 90D
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?
Sports, Wildlife & Dslr Enthusiasts — Canon EOS 90D (2019): The best APS-C DSLR Canon ever made — 32MP, 10fps, weather sealing, and an optical viewfinder experience no mirrorless can replicate.
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.
Street Photography & Urban Reportage — Ricoh GR III (2019): The purest street photography compact — APS-C sensor, 28mm perspective, IBIS, and cult-favourite JPEG rendering in a shirt pocket.
Who should buy what
Canon EOS 90D (2019)
- You're invested in Canon EF DSLR lenses and don't want to switch systems
- You shoot wildlife or sports and prefer an optical viewfinder
- You want a mid-range DSLR upgrade without going mirrorless
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
Ricoh GR III (2019)
- You shoot street, travel, or documentary and want APS-C quality in a coat or shirt pocket
- You want a camera you'll genuinely always carry without thinking about it
- You appreciate sharp, characterful images from a fixed 28mm equivalent focal length
Quick take: The canon eos 90d has the highest resolution at 32mp; the canon eos 90d is the most affordable; only the canon eos 90d, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS 90D (2019) | Pentax K-3 Mark III (2021) | Ricoh GR III (2019) |
|---|---|---|---|
| Price | £849 | £1,699 | £899 |
| Sensor | 32.5MP APS-C CMOS (Dual Pixel AF) | 25.7MP APS-C BSI CMOS (AA-filterless) | 24.2MP APS-C CMOS |
| Resolution | 32.5MP | 25.7MP | 24.2MP |
| Video | 4K/30p (1.6× crop), FHD/120p | 4K/30p, 1080p/60p | 1080p/60p |
| Autofocus | Dual Pixel CMOS AF (live view), 45-point phase-detect (OVF) | SAFOX 13 phase-detect, 101-point (25 cross-type) | Hybrid contrast/phase-detect AF with subject detection |
| Stabilisation | None (no IBIS) | 5.5-stop 5-axis IBIS (Shake Reduction III) | 4-stop IBIS (Shake Reduction) |
| Burst Rate | 10fps mechanical | 12fps | 4fps |
| Battery Life | ~1300 shots (CIPA with OVF) | 800 shots (CIPA) | 200 shots (CIPA) |
| Weight | 701g body only | 820g body only | 257g |
| Dimensions | 140.7 × 104.8 × 76.8mm | 134.5 × 103.5 × 73.5mm | 109.4 × 61.9 × 33.2mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | Optical pentaprism, 100% coverage, 0.95× magnification | Optical pentaprism, 100% coverage, 1.05× magnification | None |
| Screen | 3.0" vari-angle touchscreen | 3.2" tilting touchscreen | 3.0" fixed touchscreen |
| Mount | Canon EF / EF-S | Pentax KF-mount | Fixed 28mm-equiv f/2.8 lens |
| Memory Cards | Dual SD UHS-II slots | Dual SD UHS-II | Single SD UHS-I |
| Connectivity | USB 2.0, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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