OM System Olympus E-M10 Mark IV vs OM System OM-5
OM System OM-5 has the edge on paper, but the right choice depends on what you shoot. The Olympus E-M10 Mark IV is the better pick for beginners, a film look; the OM-5 is better for landscapes, wildlife, sports.
Choose the Olympus E-M10 Mark IV for
- a lighter body (383g vs 414g)
- a lower price (from £354)
Choose the OM-5 for
- more resolution (20.4MP vs 20MP)
- faster bursts (30fps vs 15fps)
- weather sealing
- a newer design (2022)
Specs side by side
| Spec | Olympus E-M10 Mark IV | OM-5 |
|---|---|---|
| Sensor | Micro Four Thirds, 20MP | Micro Four Thirds, 20.4MP |
| Mount | Micro Four Thirds | Micro Four Thirds |
| Released | 2020 | 2022 |
| Burst | 15 fps | 30 fps |
| Readout | — | — |
| Max ISO | 25,600 | 25,600 |
| Stabilisation | In-body | In-body |
| Video | 4K 30p | 4K 30p |
| Weather sealed | No | Yes |
| Viewfinder | Electronic | Electronic |
| Weight | 383 g | 414 g |
| Battery | OM System BLS-50 | OM System BLS-50 |
| Card slots | SD (UHS-I) | SD (UHS-I) |
| New price | No longer sold new | No longer sold new |
| Used at MPB | £354–439 | £554–599 |
| Native lenses in our database | 22 (8 third-party) | 22 (8 third-party) |
Which is better for…
| Use | Better choice |
|---|---|
| Beginner-friendly | Olympus E-M10 Mark IV |
| Everyday & travel | About equal |
| Portraits | About equal |
| Landscape | OM-5 |
| Wildlife & animals | OM-5 |
| Sports & action | OM-5 |
| Astrophotography | About equal |
| Vlogging & video | About equal |
| Vintage / film look | Olympus E-M10 Mark IV |
Based on the specs that matter most for each type of photography: burst and readout for action, resolution for landscapes, sensor size and low light for portraits and astro, video and weight for vlogging.
Lenses and running costs
Both cameras use the Micro Four Thirds mount, so lenses move between them. They share the same battery (OM System BLS-50).
Olympus E-M10 Mark IV compatible lenses → · OM-5 compatible lenses → ·
Frequently asked questions
Is the OM System Olympus E-M10 Mark IV better than the OM System OM-5?
It depends on your priorities. The Olympus E-M10 Mark IV offers a lighter body (383g vs 414g), a lower price (from £354); the OM-5 offers more resolution (20.4MP vs 20MP), faster bursts (30fps vs 15fps), weather sealing.
Which is better for video, the Olympus E-M10 Mark IV or the OM-5?
They are closely matched for video (4K 30p vs 4K 30p); stabilisation and lens choice will decide it.
Which is cheaper, the Olympus E-M10 Mark IV or the OM-5?
The Olympus E-M10 Mark IV costs No longer sold new new and from £354 used at MPB; the OM-5 costs No longer sold new new and from £554 used (checked 5 November 2026).
Can I use OM System Olympus E-M10 Mark IV lenses on the OM-5?
Yes. Both use the Micro Four Thirds mount.