Decision tools · Compare
OM-5 vs A6100
Quick take: The A6100 has the highest resolution at 24MP; the A6100 is the most affordable; only the OM-5 is weather sealed.
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-5 — Outdoor & Adventure: The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.
A6100 — Beginner, Family, Travel: Best autofocus in its class for the price.
Who should buy what
OM-5 (2022)
is the right camera for you if…
- Outdoor and adventure photographers who need a compact, weather-sealed body
- Travellers who want MFT's compact size with pro-level weather protection
- E-M5 III owners upgrading to OM System's improved subject detection
- Photographers who want strong IBIS and rugged build without OM-1 pricing
A6100 (2019)
is the right camera for you if…
- First-time mirrorless buyers who want solid AF
- Families stepping up from a smartphone
Full specificationsthe better value in each row is highlighted
| Specification | OM-5OM System · 2022 | A6100Sony · 2019 |
|---|---|---|
| Price | £899 | £649Best |
| Sensor | 20.4MP Micro Four Thirds Live MOS | APS-C Exmor CMOS |
| Resolution | 20.4MP | 24.2MPBest |
| Video | 4K/30p, C4K/24p, OM-Log400 | 4K 30fps |
| Autofocus | Phase-detect, 121 all-cross points, subject tracking | 425-point phase-detect, real-time tracking |
| Stabilisation | 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) | No stabilisation |
| Burst Rate | 30fps electronic, 10fps mechanicalBest | 11fps |
| Battery Life | ~370 shots (CIPA) | 420 shots (CIPA)Best |
| Weight | 414g (body only) | 396g (body only)Best |
| Dimensions | 122.3 × 87.6 × 49.7mm | 119.9 × 66.9 × 59.4mm |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | EVF, 2.36M dots, 0.74× magnification | EVF 0.39" 1.44M-dot |
| Screen | 3.0" fully articulating touchscreen | 3.0" tilting touchscreen, 921k-dot |
| Mount | Micro Four Thirds | Sony E-Mount |
| Memory Cards | Dual SD UHS-II slots | SD UHS-I / Memory Stick |
| Connectivity | USB-C, Bluetooth, Wi-Fi | Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI |
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
OM-5
A6100
Portrait
6.5/10
6.7/10
Street
6.8/10
7.3/10
Travel
6.6/10
6.2/10
Wedding & Events
5.5/10
5.1/10
Vlogging & Video
6.1/10
5.9/10
Filmmaking
5.1/10
4.9/10
Documentary
6.3/10
5.2/10
Sports & Action
6.7/10
6.5/10
Landscape
5.9/10
4.9/10
Wildlife
7.5/10
6.9/10
Casual
6.0/10
6.4/10
Food
6.9/10
6.2/10
Macro
8.1/10
5.2/10
Architecture
6.0/10
5.5/10
Astrophotography
5.6/10
6.0/10
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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