Decision tools · Compare
Quick take: The OM-D E-M1X is the most affordable; only the OM-1 is weather sealed.
Where the OM-D E-M1X wins
Where the OM-1 wins
16 specs side by side·15 genres scored·UK prices from Wex Photo Video, Clifton Cameras, MPB, eBay and Amazon UK
Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more
The OM-1 is 9 mm narrower, 55 mm shorter, 2 mm slimmer and 398 g lighter than the OM-D E-M1X.
Drawn to scale from the makers' dimensions (W × H × D). Front shown, depth on the slanted edge.
OM-1 — Wildlife, Sport, Outdoor: OM System's statement camera — class-leading weather sealing and the best IBIS in the business.
| Specification | OM-D E-M1XOlympus · 2019 | OM-1OM System · 2022 |
|---|---|---|
| Price | £479 usedBest | £1,299 |
| Sensor | 20.4MP Four Thirds Live MOS | Micro Four Thirds Live MOS stacked BSI |
| Resolution | 20.4MP | 20.4MP |
| Video | 4K/30p, C4K/24p, Full HD 120p | 4K 60fps 10-bit |
| Autofocus | 121-point cross-type on-sensor phase detect + contrast, Intelligent Subject Detection | 1053-point cross-type phase-detect, AI subject recognition |
| Stabilisation | Sensor-shift in-body stabilisation | 5-axis IBIS, 7.0 stops (8 stops with sync IS) |
| Burst Rate | 60fps (18fps with continuous AF)Best | 10fps mechanical, 50fps electronic, 120fps Pro Capture |
| Battery Life | ~870 shots (CIPA)Best | 520 shots (CIPA) |
| Weight | 997g (with battery) | 599g (body only)Best |
| Dimensions | 144.4 × 146.8 × 75.4mm | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | Not weather sealed | YesBest |
| Viewfinder | EVF, 100% coverage, 1.48-1.65x (50 mm lens) | EVF 0.83× 5.76M-dot |
| Screen | 3.0" vari-angle touchscreen, 1.04M dots | 3.0" fully articulating touchscreen, 1.62M-dot |
| Mount | Micro Four Thirds | Micro Four Thirds |
| Memory Cards | Dual SD slots | Dual SD UHS-II slots |
| Connectivity | USB-C, micro HDMI, 3.5mm mic + headphone, PC sync, Wi-Fi, Bluetooth, GPS | 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.
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 →