Canon EOS 90Dvs Leica Q3vs Pentax K-3 Mark 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.
Travel, Street & Premium Compact Shooters — Leica Q3 (2023): 60MP, Summilux 28mm, IBIS, and weather sealing — the Q3 is the ultimate fixed-lens camera for those who can justify the cost.
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
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
Leica Q3 (2023)
- You want a single camera that's ready for anything, anywhere — no lens changes needed
- You shoot street, travel, or documentary and want full-frame quality in a compact body
- You appreciate Leica optical quality and are comfortable committing to one focal length
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 leica q3 has the highest resolution at 60mp; the canon eos 90d is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS 90D (2019) | Leica Q3 (2023) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £849 | £5,999 | £1,699 |
| Sensor | 32.5MP APS-C CMOS (Dual Pixel AF) | 60MP full-frame BSI CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 32.5MP | 60.0MP | 25.7MP |
| Video | 4K/30p (1.6× crop), FHD/120p | 8K/30p, 4K/60p, C4K/60p | 4K/30p, 1080p/60p |
| Autofocus | Dual Pixel CMOS AF (live view), 45-point phase-detect (OVF) | Phase-detect AF with subject/face/eye detection | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (no IBIS) | 5.5-stop IBIS | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 10fps mechanical | 15fps | 12fps |
| Battery Life | ~1300 shots (CIPA with OVF) | 380 shots (CIPA) | 800 shots (CIPA) |
| Weight | 701g body only | 743g | 820g body only |
| Dimensions | 140.7 × 104.8 × 76.8mm | 130.0 × 80.3 × 91.0mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | Optical pentaprism, 100% coverage, 0.95× magnification | 0.787" OLED EVF, 5.76M dots | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" vari-angle touchscreen | 3.0" fixed touchscreen | 3.2" tilting touchscreen |
| Mount | Canon EF / EF-S | Fixed Summilux 28mm f/1.7 ASPH | Pentax KF-mount |
| Memory Cards | Dual SD UHS-II slots | Single SD UHS-II | Dual SD UHS-II |
| Connectivity | USB 2.0, Bluetooth, Wi-Fi | USB-C 3.1, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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