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OM-1vs A6700

GearFrame · Updated March 2026

OM System OM-1 OM System OM-1 (2022) Starting from £1299 new Best for Wildlife, sport, outdoor View OM-1
VS
Sony A6700 Sony A6700 (2023) Starting from £999 new Best for All-round & video View A6700

GearScore™ Verdict — Which should you buy?

Wildlife, Sport, Outdoor — OM-1 (2022): OM System's statement camera — class-leading weather sealing and the best IBIS in the business.

All-Round & Video — A6700 (2023): Best-in-class autofocus and 4K/120p video in a compact APS-C body — the standout camera under £1,000.

↓ Full specifications below

OM-1 (2022)

  • Wildlife and bird photographers who need fast burst and pro weather sealing
  • Outdoor photographers who work in challenging conditions

A6700 (2023)

  • APS-C photographers who want the best Sony autofocus in a compact body
  • Video shooters who need 4K/120p and subject tracking in a smaller package
  • A6400 or A6600 owners ready for a significant AF and video upgrade
  • Photographers who want near-A7 performance without the full-frame price

Quick take: The a6700 has the highest resolution at 26mp; the a6700 is the most affordable; only the om-1 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification OM-1 (2022)A6700 (2023)
Price £1,299 £999
Sensor Micro Four Thirds Live MOS stacked BSI 26MP APS-C Exmor R BSI CMOS
Resolution 20.4MP 26.0MP
Video 4K 60fps 10-bit 4K/120p, 4K/60p oversampled, S-Log3, 10-bit
Autofocus 1053-point cross-type phase-detect, AI subject recognition 759-point phase-detect, AI subject recognition (human/animal/bird/vehicle)
Stabilisation 5-axis IBIS, 7.0 stops (8 stops with sync IS) 5-axis IBIS, 5.0 stops
Burst Rate 10fps mechanical, 50fps electronic, 120fps Pro Capture 11fps mechanical, 30fps electronic
Battery Life 520 shots (CIPA) ~570 shots (CIPA)
Weight 599g (body only) 493g body only
Dimensions 134.8 × 91.6 × 72.7mm 122.0 × 69.0 × 75.1mm
Weather Sealed Yes No
Viewfinder EVF 0.83× 5.76M-dot EVF, 2.36M dots
Screen 3.0" fully articulating touchscreen, 1.62M-dot 3.0" vari-angle touchscreen
Mount Micro Four Thirds Sony E-mount
Memory Cards 2× SD UHS-II / CFexpress Type B Single SD UHS-II / CFexpress Type A slot
Connectivity Wi-Fi 5GHz, Bluetooth 5.0, USB-C 3.1, HDMI, 3.5mm mic/headphone USB-C (3.2), Bluetooth, Wi-Fi
Genre OM-1A6700
Wildlife
9.0
7.0
Sports & Action
9.0
9.0
Landscape
9.0
9.0
Travel
8.0
Portrait
7.0
9.0
Casual
7.0
Astrophotography
8.0
Street
9.0
Vlogging & Video
9.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side OM-1 prices → A6700 prices →

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