Fujifilm X-T4vs OM System TG-7vs Sigma fp
OM System
OM System TG-7 (2023)
From £449
Best for Adventure, underwater & outdoor use
View OM System TG-7
Sigma
Sigma fp (2019)
From £1499
Best for Creative filmmakers & experimental photographers
View Sigma fp
Which should you buy?
Hybrid Shooters & Enthusiasts — Fujifilm X-T4 (2020): The X-T series reached hybrid maturity with the X-T4 — IBIS, 4K/60p, and Fujifilm colour science in the most complete X-T package.
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.
Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.
Who should buy what
Fujifilm X-T4 (2020)
- You want a capable hybrid camera for both stills and video shooting
- You're considering a mirrorless upgrade from a DSLR
- Note: the X-T5 offers better resolution for stills — consider it if video is secondary
OM System TG-7 (2023)
- You dive, surf, kayak, ski, or hike and need a camera that genuinely survives anything
- You want a waterproof backup or travel camera that doesn't require a separate housing
- You need a rugged compact for adventure, outdoor, and underwater activities
Sigma fp (2019)
- You're a filmmaker building a cinema rig where the smallest full-frame body is essential
- You want L-mount compatibility to pair with Sigma Art or Leica SL lenses
- You prioritise video and cinema colour over stills ergonomics and functionality
Quick take: The fujifilm x-t4 has the highest resolution at 26mp; the om system tg-7 is the most affordable; only the fujifilm x-t4, om system tg-7 are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X-T4 (2020) | OM System TG-7 (2023) | Sigma fp (2019) |
|---|---|---|---|
| Price | £999 | £449 | £1,499 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 12MP BSI CMOS | 24.6MP full-frame Bayer CMOS |
| Resolution | 26.1MP | 12.0MP | 24.6MP |
| Video | 4K/60p, 1080p/240p, F-Log | 4K/30p, 1080p/120p | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | Hybrid phase/contrast AF | Contrast-detect AF with face/eye detection |
| Stabilisation | 6.5-stop IBIS | Digital IS | None (lens-based only) |
| Burst Rate | 15fps mechanical / 30fps electronic | 20fps | 18fps electronic |
| Battery Life | 600 shots (CIPA) | 340 shots (CIPA) | 200 shots (CIPA) |
| Weight | 607g body only | 253g | 422g body only |
| Dimensions | 134.6 × 92.8 × 63.8mm | 113.0 × 66.5 × 32.7mm | 112.6 × 69.9 × 45.3mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | 0.5" OLED EVF, 3.69M dots, 100fps | None | None |
| Screen | 3.0" fully articulating touchscreen | 3.0" fixed TFT LCD | 3.15" fixed touchscreen |
| Mount | Fujifilm X-mount | Fixed 25mm-equiv f/2.0 lens (4× optical zoom) | Leica L-mount |
| Memory Cards | Dual SD UHS-I | Single SD UHS-I | Single SD UHS-II + CFexpress Type B (via adapter) |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C 3.1, Wi-Fi, Bluetooth |
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