Lumix S1vs OM-3

GearFrame · Updated March 2026

Lumix Lumix S1 Lumix Lumix S1 (2019) Starting from £1499 new Best for Landscape, studio & professional stills on L-mount View Lumix S1
VS
OM System OM-3 OM System OM-3 (2024) Starting from £999 new Best for Travel, outdoor & adventure photography View OM-3

GearScore™ Verdict — Which should you buy?

Landscape, Studio & Professional Stills On L-Mount — Lumix S1 (2019): Built like a tank with one of the finest viewfinders ever made — the S1 is the choice for photographers who prioritise build quality and IBIS over AF speed.

Travel, Outdoor & Adventure Photography — OM-3 (2024): The ideal mid-range OM System camera — weather sealed, class-leading IBIS, and superb computational features in a compact body.

↓ Full specifications below

Lumix S1 (2019)

  • L-mount system photographers who want a rugged, weather-sealed full-frame body for demanding conditions
  • Landscape and studio photographers who value exceptional IBIS and an outstanding EVF
  • Video professionals who need V-Log and 4K/60p in a robust, weather-sealed body
  • Leica SL users who want a more affordable second body on the same L-mount system

OM-3 (2024)

  • Outdoor and adventure photographers who need weather sealing and compact size
  • Wildlife and bird photographers wanting improved AF over the OM-5
  • Travel shooters who want a rugged, lightweight MFT system
  • OM-5 or E-M5 III owners wanting better autofocus without going to the OM-1

Quick take: The lumix s1 has the highest resolution at 24mp; the om-3 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Lumix S1 (2019)OM-3 (2024)
Price £1,499 £999
Sensor 24.2MP full-frame CMOS 20.4MP Live MOS Micro Four Thirds
Resolution 24.2MP 20.4MP
Video 4K/60p (crop), 4K/30p (full-frame), 1080p/180p, V-Log (upgrade) 4K/60p (10-bit), C4K/30p, 1080p/120p
Autofocus DFD contrast-detect AF — reliable but slower than phase-detect rivals Phase-detect AF — subject recognition (human, animal, bird, vehicle)
Stabilisation 5-axis IBIS — 6 stops IBIS — up to 6.5 stops (7.5 stops with Sync IS lenses)
Burst Rate 9fps continuous with AF/AE 10fps mechanical, 30fps electronic with AF
Battery Life ~380 shots (CIPA) ~400 shots (CIPA)
Weight 898g body only 414g (with battery)
Dimensions 148.9 × 110.0 × 96.7mm 122.3 × 84.6 × 49.4mm
Weather Sealed Yes Yes
Viewfinder OLED EVF, 5.76M dots, 0.78× — one of the finest EVFs available EVF, 2.36M dots, 0.74× magnification
Screen 3.2" touchscreen, tilting 3.0" fully articulating touchscreen
Mount L-mount (Leica/Panasonic/Sigma) Micro Four Thirds
Memory Cards Dual SD UHS-II slots Single SD UHS-II slot
Connectivity USB-C, Bluetooth, Wi-Fi, 3.5mm mic & headphone jacks USB-C, Wi-Fi, Bluetooth
Genre Lumix S1OM-3
Landscape
9.0
9.0
Portrait
9.0
7.0
Vlogging & Video
9.0
7.0
Travel
7.0
9.0
Street
4.0
9.0
Sports
4.0
Wildlife
9.0
⚡ Compare specs side by side Lumix S1 prices → OM-3 prices →

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