OM System TG-7vs FX3
OM System
OM System TG-7 (2023)
Starting from £449 new
Best for Adventure, underwater & outdoor use
View OM System TG-7
VS
Sony
FX3 (2021)
Starting from £3799 new
Best for Professional video, documentary & cinematic filmmaking
View FX3
GearScore™ Verdict — Which should you buy?
Adventure, Underwater & Outdoor Use — OM System TG-7 (2023): Waterproof to 15m, freezeproof and shockproof — the TG-7 is the most capable rugged compact for adventure and outdoor use.
Professional Video, Documentary & Cinematic Filmmaking — FX3 (2021): The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.
Who should buy what
OM System TG-7 (2023)
- 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
FX3 (2021)
- Professional videographers and filmmakers who need cinema-quality colour science in a compact body
- Documentary and run-and-gun shooters who need 4K/120p and built-in XLR audio
- Sony A7S III owners who want a purpose-built video body alongside their stills camera
- Gimbal and drone operators who need a compact full-frame cinema camera
Quick take: The fx3 has the highest resolution at 12mp; the om system tg-7 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | OM System TG-7 (2023) | FX3 (2021) |
|---|---|---|
| Price | £449 | £3,799 |
| Sensor | 12MP BSI CMOS | 12.1MP full-frame BSI Exmor R CMOS (same as A7S III) |
| Resolution | 12.0MP | 12.1MP |
| Video | 4K/30p, 1080p/120p | 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone |
| Autofocus | Hybrid phase/contrast AF | Real-time tracking with subject recognition (human, animal) |
| Stabilisation | Digital IS | 5-axis IBIS — 5 stops |
| Burst Rate | 20fps | 10fps mechanical, 10fps electronic |
| Battery Life | 340 shots (CIPA) | ~640 shots (CIPA) |
| Weight | 253g | 715g body only (with XLR handle) |
| Dimensions | 113.0 × 66.5 × 32.7mm | 129.7 × 78.0 × 84.5mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | None | None — monitor/external EVF use only |
| Screen | 3.0" fixed TFT LCD | 3.0" touchscreen, fully articulating |
| Mount | Fixed 25mm-equiv f/2.0 lens (4× optical zoom) | Sony FE mount (full-frame E-mount) |
| Memory Cards | Single SD UHS-I | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi |
Suitability by genre
| Genre | OM System TG-7 | FX3 |
|---|---|---|
| Adventure & Outdoor | — | |
| Underwater | — | |
| Travel | ||
| Family & Everyday | — | |
| Street | ||
| Portrait | ||
| Vlogging & Video | — | |
| Low Light | — | |
| Wedding | — |
More comparisons with OM System TG-7
Camera family history