Canon EOS R5 Mark IIvs Pentax K-3 Mark IIIvs Sony FX30
Canon
Canon EOS R5 Mark II (2024)
From £4299
Best for Hybrid shooters & professionals
View Canon EOS R5 Mark II
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?
Hybrid Shooters & Professionals — Canon EOS R5 Mark II (2024): The most complete hybrid camera Canon has ever made — 45MP stacked BSI, 30fps burst, 8K/60p RAW, and Canon's legendary Dual Pixel AF in one body.
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.
Video Creators & Filmmakers — Sony FX30 (2022): The Cinema Line entry point — S-Cinetone colour science, 4K/120p, and XLR audio in a compact, affordable body that punches far above its price.
Who should buy what
Canon EOS R5 Mark II (2024)
- You're a working photographer or filmmaker who needs high-resolution stills and professional video
- You shoot commercial, editorial, or high-end portrait work
- You want the absolute best Canon mirrorless has to offer
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
Sony FX30 (2022)
- You're a filmmaker or video producer who wants Sony cinema colour in a compact, affordable body
- You want 4K/120fps slow motion without the cost of an FX3 or FX6
- You shoot documentary, corporate video, or YouTube content at a professional standard
Quick take: The canon eos r5 mark ii has the highest resolution at 45mp; the pentax k-3 mark iii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R5 Mark II (2024) | Pentax K-3 Mark III (2021) | Sony FX30 (2022) |
|---|---|---|---|
| Price | £4,299 | £1,699 | £1,799 |
| Sensor | 45MP full-frame BSI stacked CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) | 26.1MP APS-C BSI Exmor R CMOS |
| Resolution | 45.0MP | 25.7MP | 26.1MP |
| Video | 8K/60p RAW, 4K/120p, Cinema RAW Light | 4K/30p, 1080p/60p | 4K/120p, 4K/60p S-Log3, 1080p/240p |
| Autofocus | Dual Pixel CMOS AF II, AI subject tracking | SAFOX 13 phase-detect, 101-point (25 cross-type) | Real-time tracking AF, 759-point phase-detect |
| Stabilisation | 8-stop IBIS (coordinated with IS lenses) | 5.5-stop 5-axis IBIS (Shake Reduction III) | 5-axis Active IBIS |
| Burst Rate | 30fps electronic / 12fps mechanical | 12fps | 20fps electronic |
| Battery Life | 570 shots (CIPA) | 800 shots (CIPA) | 740 shots (CIPA) |
| Weight | 746g body only | 820g body only | 579g body only |
| Dimensions | 138.5 × 101.2 × 93.5mm | 134.5 × 103.5 × 73.5mm | 129.7 × 77.8 × 84.5mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | 0.64" OLED EVF, 5.76M dots, 120fps | Optical pentaprism, 100% coverage, 1.05× magnification | None (EVF optional via XLR handle) |
| Screen | 3.2" fully articulating touchscreen | 3.2" tilting touchscreen | 3.0" fully articulating touchscreen |
| Mount | Canon RF | Pentax KF-mount | Sony FE (E-mount) |
| Memory Cards | CFexpress Type B + SD UHS-II | Dual SD UHS-II | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C 3.2, HDMI A, Wi-Fi, Bluetooth |
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