Decision tools · Compare
S1IIE vs OM-1
Quick take: The S1IIE has the highest resolution at 24MP; the OM-1 is the most affordable.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more
Verdictwhich should you buy?
OM-1 — Wildlife, Sport, Outdoor: OM System's statement camera — class-leading weather sealing and the best IBIS in the business.
Who should buy what
OM-1 (2022)
is the right camera for you if…
- Wildlife and bird photographers who need fast burst and pro weather sealing
- Outdoor photographers who work in challenging conditions
Full specificationsthe better value in each row is highlighted
| Specification | S1IIELumix · 2025 | OM-1OM System · 2022 |
|---|---|---|
| Price | £1,899 | £299Best |
| Sensor | 24MP full-frame BSI CMOS | Micro Four Thirds Live MOS stacked BSI |
| Resolution | 24.0MPBest | 20.4MP |
| Video | Open-gate 6K/30p, 4K/60p, 10-bit | 4K 60fps 10-bit |
| Autofocus | Phase-hybrid AF with AI subject detection (people, animals, vehicles) | 1053-point cross-type phase-detect, AI subject recognition |
| Stabilisation | 8-stop IBIS | 5-axis IBIS, 7.0 stops (8 stops with sync IS) |
| Burst Rate | 30fps electronicBest | 10fps mechanical, 50fps electronic, 120fps Pro Capture |
| Battery Life | 380 shots (CIPA, LCD) | 520 shots (CIPA)Best |
| Weight | 795g (with battery and card) | 599g (body only)Best |
| Dimensions | — | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 5.76M dots | EVF 0.83× 5.76M-dot |
| Screen | Fully articulating touchscreen | 3.0" fully articulating touchscreen, 1.62M-dot |
| Mount | L-mount | Micro Four Thirds |
| Memory Cards | CFexpress Type B + SD (UHS-II) | Dual SD UHS-II slots |
| Connectivity | USB-C (10Gbps), full-size HDMI, Wi-Fi, Bluetooth | Wi-Fi 5GHz, Bluetooth 5.0, USB-C 3.1, HDMI, 3.5mm mic/headphone |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
S1IIE
OM-1
Portrait
8.6/10
7.3/10
Street
6.4/10
6.5/10
Travel
6.2/10
6.4/10
Wedding & Events
8.3/10
7.6/10
Vlogging & Video
6.3/10
6.4/10
Filmmaking
7.9/10
6.6/10
Documentary
8.0/10
7.6/10
Sports & Action
8.2/10
9.2/10
Landscape
7.0/10
6.0/10
Wildlife
8.2/10
9.0/10
Casual
5.5/10
5.6/10
Food
7.9/10
7.1/10
Macro
8.5/10
8.1/10
Architecture
7.4/10
6.1/10
Astrophotography
7.5/10
5.9/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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