EOS R8vs Z50 IIvs 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?
Full-Frame Entry — EOS R8 (2023): Canon's most affordable full-frame mirrorless — 4K/60p 10-bit and class-leading Dual Pixel AF at an accessible entry price.
All-Round Photography — Z50 II (2024): Nikon's updated APS-C body with 4K/60p, improved subject tracking, and a vari-angle screen — a solid all-rounder.
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 R8 (2023)
- You want full-frame image quality on a tight budget
- You shoot mainly in good light and can live without built-in stabilisation
- You primarily shoot stills with occasional video
Z50 II (2024)
- You want a capable APS-C camera for travel, street, or everyday shooting
- You want improved autofocus over older Nikon APS-C bodies like the Z50 or Zfc
- You want a compact Nikon mirrorless body that uses the full Z lens system
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 z50 ii is the most affordable; only the pentax k-3 mark iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R8 (2023) | Z50 II (2024) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £1,099 | £899 | £1,699 |
| Sensor | 24.2MP Full-frame BSI CMOS | 20.9MP APS-C CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 24.2MP | 20.9MP | 25.7MP |
| Video | 4K/60p oversampled 10-bit, FHD/180p | 4K/60p uncropped, 1080p/120p, N-Log | 4K/30p, 1080p/60p |
| Autofocus | Dual Pixel CMOS AF II, 1053 zones, eye/face/subject tracking | Phase-detect, 249 points, subject detection (human/animal/vehicle) | 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 | 6fps mechanical, 40fps electronic | 11fps mechanical, 30fps electronic | 12fps |
| Battery Life | ~220 shots (CIPA) | ~330 shots (CIPA) | 800 shots (CIPA) |
| Weight | 461g body only | 385g body only | 820g body only |
| Dimensions | 132.5 × 86.1 × 70.0mm | 127.0 × 96.8 × 66.5mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | No | Yes |
| Viewfinder | EVF, 2.36M dots, 0.59× | EVF, 2.36M dots | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen |
| Mount | Canon RF mount (full-frame) | Nikon Z-mount | Pentax KF-mount |
| Memory Cards | Single SD UHS-II slot | Single SD UHS-I slot | Dual SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth |
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