PowerShot G7X Mark IIIvs OM System OM-1 Mark II

GearFrame · Updated March 2026

Canon PowerShot G7X Mark III Canon PowerShot G7X Mark III (2019) Starting from £749 new Best for Vlogging, content creation & travel video View PowerShot G7X Mark III
VS
OM System OM System OM-1 Mark II OM System OM System OM-1 Mark II (2024) Starting from £1999 new Best for Wildlife, birds & outdoor sports View OM System OM-1 Mark II

GearScore™ Verdict — Which should you buy?

Vlogging, Content Creation & Travel Video — PowerShot G7X Mark III (2019): The finest vlogging compact available — pocket-sized 4K, a flip screen, mic input, and USB live streaming in one remarkably capable package.

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.

↓ Full specifications below

PowerShot G7X Mark III (2019)

  • Vloggers and content creators who need 4K video, a flip screen, and a mic input in a pocket-sized camera
  • Travellers who want the best possible compact video quality without carrying an interchangeable-lens system
  • Live streamers who want USB streaming capability built into a compact camera
  • Smartphone upgraders who want significantly better video quality in something nearly as pocketable

OM System OM-1 Mark II (2024)

  • Wildlife and bird photographers who need the best subject tracking in MFT
  • Sports photographers who want weather sealing and 50fps burst
  • OM-1 owners looking for a meaningful autofocus upgrade
  • Professionals who need pro-grade weather sealing in the lightest possible system

Quick take: The powershot g7x mark iii has the highest resolution at 20mp; the powershot g7x mark iii is the most affordable; only the om system om-1 mark ii is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification PowerShot G7X Mark III (2019)OM System OM-1 Mark II (2024)
Price £749 £1,999
Sensor 20.1MP 1-inch BSI-CMOS 20MP Micro Four Thirds Live MOS
Resolution 20.1MP 20.0MP
Video 4K/30p, 1080p/120p — no crop in 4K 4K/60p, 1080p/240p, 4K HLG
Autofocus Dual Pixel CMOS AF — fast, reliable, with Eye AF AI subject detection AF (birds, animals, motorsport)
Stabilisation Optical IS — lens-based 8.5-stop IBIS
Burst Rate 20fps (with fixed AF/AE) 120fps with AF tracking
Battery Life ~235 shots (CIPA) 520 shots (CIPA)
Weight 304g 599g body only
Dimensions 105.5 × 60.9 × 41.4mm 134.8 × 91.6 × 72.7mm
Weather Sealed No Yes
Viewfinder None 0.83" OLED EVF, 5.76M dots, 120fps
Screen 3.0" fully tilting touchscreen (180° flip for self-facing) 3.0" fully articulating touchscreen
Mount Fixed 24-100mm equivalent f/1.8-2.8 lens Micro Four Thirds
Memory Cards Single SD UHS-I slot Dual SD UHS-II
Connectivity USB-C, Bluetooth, Wi-Fi, 3.5mm mic jack, USB live streaming USB-C, Wi-Fi, Bluetooth
Genre PowerShot G7X Mark IIIOM System OM-1 Mark II
Vlogging & Video
9.0
7.0
Travel
9.0
9.0
Street
7.0
Portrait
7.0
7.0
Landscape
7.0
9.0
Sports
4.0
Wildlife
9.0
Sports & Action
9.0
⚡ Compare specs side by side PowerShot G7X Mark III prices → OM System OM-1 Mark II prices →

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