DJI Osmo Pocket 3vs OM-5vs Pentax K-3 Mark III

GearFrame · Updated March 2026

DJI DJI Osmo Pocket 3 DJI DJI Osmo Pocket 3 (2023) From £379 Best for Vloggers, travellers & content creators View DJI Osmo Pocket 3
VS
OM System OM-5 OM System OM-5 (2022) From £899 Best for Outdoor & adventure View OM-5
VS
Pentax 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?

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.

Outdoor & Adventure — OM-5 (2022): The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.

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.

↓ Full specifications below

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-5 (2022)

  • You need weather sealing and in-body stabilisation in a compact, lightweight body
  • You hike, travel, or shoot outdoors and want serious protection without the weight penalty
  • You're in the MFT ecosystem and want a step up in capability from entry-level bodies

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-5, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification DJI Osmo Pocket 3 (2023)OM-5 (2022)Pentax K-3 Mark III (2021)
Price £379 £899 £1,699
Sensor 1-inch CMOS 20.4MP Micro Four Thirds Live MOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 20.0MP 20.4MP 25.7MP
Video 4K/120p, 4K/60p, 1080p/240p 4K/60p, 4K/120p Cinema4K 4K/30p, 1080p/60p
Autofocus Omnidirectional obstacle sensing + face/subject tracking AF Phase-detect, 121 all-cross points, subject tracking SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation 3-axis mechanical gimbal 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 20fps 30fps electronic, 10fps mechanical 12fps
Battery Life 166 mins video (CIPA) ~370 shots (CIPA) 800 shots (CIPA)
Weight 179g 414g body only 820g body only
Dimensions 46.0 × 33.5 × 139.8mm 122.3 × 87.6 × 49.7mm 134.5 × 103.5 × 73.5mm
Weather Sealed No Yes Yes
Viewfinder None EVF, 2.36M dots, 0.74× magnification 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 slots Dual SD UHS-II
Connectivity USB-C, Wi-Fi, Bluetooth USB-C, Bluetooth, Wi-Fi USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side DJI Osmo Pocket 3 prices → OM-5 prices → Pentax K-3 Mark III prices →

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