Z7vs OM-3
VS
OM System
OM-3 (2024)
Starting from £999 new
Best for Travel, outdoor & adventure photography
View OM-3
GearScore™ Verdict — Which should you buy?
Landscape, Studio, Commercial — Z7 (2018): 45MP full-frame in the same body as the Z6 — choose your priority.
Travel, Outdoor & Adventure Photography — OM-3 (2024): The ideal mid-range OM System camera — weather sealed, class-leading IBIS, and superb computational features in a compact body.
Who should buy what
Z7 (2018)
- Nikon shooters who need maximum resolution
- Landscape photographers coming from DSLR
OM-3 (2024)
- Outdoor and adventure photographers who need weather sealing and compact size
- Wildlife and bird photographers wanting improved AF over the OM-5
- Travel shooters who want a rugged, lightweight MFT system
- OM-5 or E-M5 III owners wanting better autofocus without going to the OM-1
Quick take: The z7 has the highest resolution at 46mp; the om-3 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Z7 (2018) | OM-3 (2024) |
|---|---|---|
| Price | £1,099 | £999 |
| Sensor | Full-frame BSI CMOS 35mm | 20.4MP Live MOS Micro Four Thirds |
| Resolution | 45.7MP | 20.4MP |
| Video | 4K 30fps, 1080p 120fps | 4K/60p (10-bit), C4K/30p, 1080p/120p |
| Autofocus | 493-point phase-detect hybrid AF | Phase-detect AF — subject recognition (human, animal, bird, vehicle) |
| Stabilisation | 5-axis IBIS, 5.0 stops | IBIS — up to 6.5 stops (7.5 stops with Sync IS lenses) |
| Burst Rate | 9fps | 10fps mechanical, 30fps electronic with AF |
| Battery Life | 330 shots (CIPA) | ~400 shots (CIPA) |
| Weight | 585g (body only) | 414g (with battery) |
| Dimensions | 134.0 × 100.5 × 67.5mm | 122.3 × 84.6 × 49.4mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF 0.80× 3.69M-dot | EVF, 2.36M dots, 0.74× magnification |
| Screen | 3.2" tilting touchscreen, 2.1M-dot | 3.0" fully articulating touchscreen |
| Mount | Nikon Z-Mount | Micro Four Thirds |
| Memory Cards | Single XQD / CFexpress Type B | Single SD UHS-II slot |
| Connectivity | Wi-Fi, Bluetooth 4.2, USB-C 3.1, HDMI | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | Z7 | OM-3 |
|---|---|---|
| Travel | — | |
| Wildlife | — | |
| Landscape | — | |
| Street | — | |
| Portrait | — | |
| Vlogging & Video | — |
More comparisons with Z7
Camera family history