DJI Osmo Pocket 3vs OM System OM-1 Mark IIvs Pentax K-3 Mark III
DJI
DJI Osmo Pocket 3 (2023)
From £379
Best for Vloggers, travellers & content creators
View DJI Osmo Pocket 3
OM System
OM System OM-1 Mark II (2024)
From £1999
Best for Wildlife, birds & outdoor sports
View OM System OM-1 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?
Vloggers, Travellers & Content Creators — DJI Osmo Pocket 3 (2023): A 1-inch sensor on a 3-axis gimbal in a palm-sized body — the Osmo Pocket 3 makes cinematic stabilised footage as simple as pressing record.
Wildlife, Birds & Outdoor Sports — OM System OM-1 Mark II (2024): OM System's most capable camera — 120fps AF burst, AI subject detection, and IP53 weather sealing make it the best-value pro wildlife 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.
Who should buy what
DJI Osmo Pocket 3 (2023)
- You travel and want cinema-quality stabilised video in your pocket
- You vlog solo and need reliable automatic subject tracking
- You want significantly better image quality than a smartphone gimbal
OM System OM-1 Mark II (2024)
- You shoot wildlife, birds in flight, or fast-moving action where tracking accuracy is critical
- You need extreme weather sealing for shooting in rain, dust, mud, or freezing cold
- You're invested in the MFT ecosystem and want the absolute best body available
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 dji osmo pocket 3 is the most affordable; only the om system om-1 mark ii, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | DJI Osmo Pocket 3 (2023) | OM System OM-1 Mark II (2024) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £379 | £1,999 | £1,699 |
| Sensor | 1-inch CMOS | 20MP Micro Four Thirds Live MOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 20.0MP | 20.0MP | 25.7MP |
| Video | 4K/120p, 4K/60p, 1080p/240p | 4K/60p, 1080p/240p, 4K HLG | 4K/30p, 1080p/60p |
| Autofocus | Omnidirectional obstacle sensing + face/subject tracking AF | AI subject detection AF (birds, animals, motorsport) | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | 3-axis mechanical gimbal | 8.5-stop IBIS | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 20fps | 120fps with AF tracking | 12fps |
| Battery Life | 166 mins video (CIPA) | 520 shots (CIPA) | 800 shots (CIPA) |
| Weight | 179g | 599g body only | 820g body only |
| Dimensions | 46.0 × 33.5 × 139.8mm | 134.8 × 91.6 × 72.7mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | None | 0.83" OLED EVF, 5.76M dots, 120fps | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 2.0" rotating OLED touchscreen | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen |
| Mount | Fixed 20mm-equiv f/2.0 lens | Micro Four Thirds | Pentax KF-mount |
| Memory Cards | Single microSD | Dual SD UHS-II | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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