Illustration, not a product photo.
Film-era OM looks with a stacked sensor and a creative colour dial.
The OM System OM-3 is a 2025 Micro Four Thirds 20MP mirrorless camera on the Micro Four Thirds mount. It shoots up to 120 frames per second, records 4K 60p video and has in-body stabilisation, and it's weather sealed. Film-era OM looks with a stacked sensor and a creative colour dial.
It's best suited to vintage / film look, everyday & travel, landscape. In our database, 22 lenses fit it natively (8 from third-party makers such as Sigma, Samyang, Laowa).
Used at MPB it currently sells for £1,129 to £1,169 depending on condition, against roughly £1,669 new: a saving of up to 32%.
| Released | 2025 |
| Type | Mirrorless |
| Sensor | Micro Four Thirds (17.3×13mm, 2× crop) |
| Resolution | 20 megapixels |
| Max burst | 120 fps |
| Sensor readout | ≈4ms (Very fast) |
| Max ISO | 25,600 |
| Low-light score | 2.5/5 |
| Stabilisation | In-body (IBIS) |
| Viewfinder | Electronic |
| Video | 4K 60p |
| Weather sealed | Yes |
| Weight | 496 g with battery |
| Mount | Micro Four Thirds |
22 native in our database
| Lens | Fit | Focal | Aperture | Weight | New ≈ | Used (MPB) | |
|---|---|---|---|---|---|---|---|
| OM System M.Zuiko 45mm f/1.8 Portraits | Native First-party | 45mm | f/1.8 | 116g | £249 | £85–106 | |
| Samyang 12mm f/2 NCS CS (manual) Astrophotography · Vlogging & video | Native Third-party (manual focus) | 12mm | f/2 | 260g | £299 | £82–130 | |
| Sigma 30mm f/1.4 DC DN Contemporary Everyday & travel · Portraits | Native Third-party | 30mm | f/1.4 | 265g | £339 | £154 | |
| Sigma 16mm f/1.4 DC DN Contemporary Astrophotography · Vlogging & video · Landscape | Native Third-party | 16mm | f/1.4 | 405g | £399 | £264 | |
| Sigma 56mm f/1.4 DC DN Contemporary Portraits | Native Third-party | 56mm | f/1.4 | 280g | £399 | £294 | |
| Laowa 7.5mm f/2 MFT (manual) Astrophotography · Landscape · Vlogging & video | Native Third-party (manual focus) | 7.5mm | f/2 | 170g | £399 | — | |
| Panasonic Lumix G 42.5mm f/1.7 Portraits | Native First-party | 42.5mm | f/1.7 | 130g | £399 | £189–209 | |
| Tamron 14-150mm f/3.5-5.8 Di III Everyday & travel | Native Third-party | 14-150mm | f/3.5-5.8 | 285g | £399 | £174 | |
| Laowa 9mm f/2.8 Zero-D (manual) Landscape · Astrophotography · Vlogging & video | Native Third-party (manual focus) | 9mm | f/2.8 | 215g | £399 | £199–279 | |
| OM System M.Zuiko 17mm f/1.8 II Everyday & travel | Native First-party | 17mm | f/1.8 | 120g | £449 | £429–449 | |
| Panasonic Leica DG 9mm f/1.7 Astrophotography · Vlogging & video · Landscape | Native First-party | 9mm | f/1.7 | 130g | £449 | £379–389 | |
| Laowa 10mm f/2 Zero-D MFT (manual) Astrophotography · Landscape · Vlogging & video | Native Third-party (manual focus) | 10mm | f/2 | 125g | £449 | £349 | |
| OM System M.Zuiko 12-45mm f/4 PRO Everyday & travel · Landscape | Native First-party | 12-45mm | f/4 | 254g | £549 | £339–379 | |
| OM System M.Zuiko 9-18mm f/4-5.6 Vlogging & video · Landscape | Native First-party | 9-18mm | f/4-5.6 | 155g | £549 | £249–289 | |
| Panasonic Lumix G 7-14mm f/4 Landscape · Astrophotography | Native First-party | 7-14mm | f/4 | 300g | £699 | £264–284 | |
| Panasonic Lumix G 12-35mm f/2.8 II Vlogging & video · Everyday & travel | Native First-party | 12-35mm | f/2.8 | 305g | £749 | £424 | |
| OM System M.Zuiko 40-150mm f/4 PRO Sports & action · Wildlife & animals · Portraits | Native First-party | 40-150mm | f/4 | 382g | £799 | £534–559 | |
| Panasonic Leica DG 12-60mm f/2.8-4 Everyday & travel | Native First-party | 12-60mm | f/2.8-4 | 320g | £849 | £134–539 | |
| Panasonic Lumix G 35-100mm f/2.8 II Sports & action · Portraits | Native First-party | 35-100mm | f/2.8 | 357g | £849 | £474–609 | |
| OM System M.Zuiko 8-25mm f/4 PRO Landscape | Native First-party | 8-25mm | f/4 | 411g | £899 | £529–709 | |
| OM System M.Zuiko 100-400mm f/5-6.3 IS Wildlife & animals | Native First-party | 100-400mm | f/5-6.3 | 1120g | £1,299 | £689–809 | |
| Panasonic Leica DG 100-400mm f/4-6.3 Wildlife & animals | Native First-party | 100-400mm | f/4-6.3 | 985g | £1,399 | £544–754 |
35mm and 90mm-equivalent primes on a body that looks like a 1970s OM.
Stacked sensor, bird detection and IP53 sealing. A wildlife favourite with compact long lenses.
2× crop factor means small, cheap telephoto lenses. Phase-detect AF and pre-burst.
Small, IP53-sealed hiking camera with built-in ND and handheld high-res modes.
OM System BLX-1 · maker's battery about £79
Battery for the OM-1, OM-1 Mark II and OM-3. Third-party: Mathorn USB-C £44. Carry at least one spare.
SD (UHS-II)
A V60 UHS-II SD card clears bursts quickly; V90 only if you use the highest-bitrate video modes.
Featured in: best camera for travel · best camera for a film look
*Used prices on this site come from MPB on 5 November 2026. MPB only lists what it has bought in, so "None listed" means none in their stock that day, not that OM System OM-3 is hard to find. Check these trusted UK dealers too.
Real-world shots taken with the OM System OM-3. Results are searches on each site, so check the camera or lens listed in each photo's details.
Yes. 2× crop factor makes telephoto lenses small and light. Fast sensor readout (≈4ms) keeps fast action undistorted.
Yes. 2× crop factor makes telephoto lenses small and light. Fast sensor readout (≈4ms) keeps fast action undistorted. Pair it with a standard zoom covering wide to short telephoto (about 24–105mm equivalent).
It uses the Micro Four Thirds mount. 22 lenses in our database fit natively, including 8 third-party options.
At MPB, used examples range from £1,129 to £1,169 (checked 5 November 2026), depending on cosmetic grade from Heavily used to Like new.
Yes, it has in-body image stabilisation (IBIS), so every lens is stabilised.