Decision tools · Compare
OM-1 vs TG-7
Quick take: The OM-1 has the highest resolution at 20MP; the TG-7 is the most affordable.
16 specs side by side·17 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.
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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.
TG-7 — Adventure, Underwater & Outdoor Use: Waterproof to 15m, freezeproof and shockproof — the TG-7 is the most capable rugged compact for adventure and outdoor use.
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
TG-7 (2023)
is the right camera for you if…
- Divers and snorkellers who need a waterproof camera without a housing
- Outdoor and adventure photographers who want a rugged pocket compact
- Parents who want an indestructible camera for children and family adventures
- Travellers who want a tough backup camera that can go anywhere
Full specificationsthe better value in each row is highlighted
| Specification | OM-1OM System · 2022 | TG-7OM System · 2023 |
|---|---|---|
| Price | £1,299 | £449Best |
| Sensor | Micro Four Thirds Live MOS stacked BSI | 12MP BSI CMOS |
| Resolution | 20.4MPBest | 12.0MP |
| Video | 4K 60fps 10-bit | 4K/30p, 1080p/120p |
| Autofocus | 1053-point cross-type phase-detect, AI subject recognition | Contrast-detect AF with face detection |
| Stabilisation | 5-axis IBIS, 7.0 stops (8 stops with sync IS) | Sensor-shift IS for stills, digital IS for video |
| Burst Rate | 10fps mechanical, 50fps electronic, 120fps Pro Capture | 20fpsBest |
| Battery Life | 520 shots (CIPA)Best | 340 shots (CIPA) |
| Weight | 599g (body only) | 253g (with battery and card)Best |
| Dimensions | 134.8 × 91.6 × 72.7mm | 113.0 × 66.5 × 32.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF 0.83× 5.76M-dot | No viewfinder |
| Screen | 3.0" fully articulating touchscreen, 1.62M-dot | 3.0" fixed TFT LCD |
| Mount | Micro Four Thirds | Fixed 25mm-equiv f/2.0 lens (4× optical zoom) |
| Memory Cards | Dual SD UHS-II slots | Single SD UHS-I |
| Connectivity | Wi-Fi 5GHz, Bluetooth 5.0, USB-C 3.1, HDMI, 3.5mm mic/headphone | USB-C, Wi-Fi, Bluetooth |
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-1
TG-7
Portrait
7.3/10
3.3/10
Street
6.5/10
5.9/10
Travel
6.2/10
6.5/10
Wedding & Events
7.6/10
2.8/10
Vlogging & Video
6.3/10
—
Filmmaking
6.6/10
2.8/10
Documentary
7.6/10
5.0/10
Sports & Action
9.2/10
—
Landscape
6.0/10
3.8/10
Wildlife
9.0/10
—
Casual
5.6/10
6.0/10
Food
7.1/10
4.1/10
Macro
8.1/10
5.7/10
Architecture
6.1/10
2.9/10
Astrophotography
5.9/10
2.6/10
Underwater
—
6.0/10
Fun & simple
—
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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