DJI Action 5 Provs Pentax K-3 Mark IIIvs Ricoh GR IIIx
DJI
DJI Action 5 Pro (2024)
From £349
Best for Adventure, outdoor sports & action
View DJI Action 5 Pro
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?
Adventure, Outdoor Sports & Action — DJI Action 5 Pro (2024): DJI's best action camera — 4K/120p from a large 1/1.3" sensor, 20m waterproofing without a housing, and the best EIS stabilisation in any action camera.
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 Portraits & Reportage — Ricoh GR IIIx (2021): APS-C in a shirt pocket with a 40mm perspective — the GR IIIx is the ideal street portrait compact for photographers who want a slightly tighter frame.
Who should buy what
DJI Action 5 Pro (2024)
- You shoot adventure sports, cycling, skiing, surfing, or travel
- You want the best stabilisation and video quality in a wearable action cam
- You need long battery life for extended outdoor use without recharging
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 IIIx (2021)
- You want the GR experience with a slightly tighter, more versatile field of view
- You shoot portraits, food, or street scenes where 40mm suits better than 28mm wide
- You want a premium compact that fits in a shirt pocket with better tonal rendering than a phone
Quick take: The dji action 5 pro has the highest resolution at 50mp; the dji action 5 pro is the most affordable; only the dji action 5 pro, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | DJI Action 5 Pro (2024) | Pentax K-3 Mark III (2021) | Ricoh GR IIIx (2021) |
|---|---|---|---|
| Price | £349 | £1,699 | £999 |
| Sensor | 1/1.3" CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) | 24.2MP APS-C CMOS |
| Resolution | 50.0MP | 25.7MP | 24.2MP |
| Video | 4K/120p, 4K/60p HDR, 1080p/240p | 4K/30p, 1080p/60p | 1080p/60p |
| Autofocus | Subject tracking AF | SAFOX 13 phase-detect, 101-point (25 cross-type) | Hybrid contrast/phase-detect AF with subject detection |
| Stabilisation | RockSteady 3.0 EIS + HorizonSteady | 5.5-stop 5-axis IBIS (Shake Reduction III) | 4-stop IBIS (Shake Reduction) |
| Burst Rate | 20fps | 12fps | 4fps |
| Battery Life | 160 mins video | 800 shots (CIPA) | 200 shots (CIPA) |
| Weight | 145g | 820g body only | 262g |
| Dimensions | 70.5 × 44.2 × 32.8mm | 134.5 × 103.5 × 73.5mm | 111.2 × 61.4 × 33.2mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | None | Optical pentaprism, 100% coverage, 1.05× magnification | None |
| Screen | 2.5" front + 1.4" rear touchscreen | 3.2" tilting touchscreen | 3.0" fixed touchscreen |
| Mount | Fixed 12mm-equiv f/2.8 ultra-wide lens | Pentax KF-mount | Fixed 40mm-equiv f/2.8 lens |
| Memory Cards | Single microSD | Dual SD UHS-II | Single SD UHS-I |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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