Fujifilm X-T4vs OM-5vs Sigma fp
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.
Outdoor & Adventure — OM-5 (2022): The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.
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-5 (2022)
- You need weather sealing and in-body stabilisation in a compact, lightweight body
- You hike, travel, or shoot outdoors and want serious protection without the weight penalty
- You're in the MFT ecosystem and want a step up in capability from entry-level bodies
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-5 is the most affordable; only the fujifilm x-t4, om-5 are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X-T4 (2020) | OM-5 (2022) | Sigma fp (2019) |
|---|---|---|---|
| Price | £999 | £899 | £1,499 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 20.4MP Micro Four Thirds Live MOS | 24.6MP full-frame Bayer CMOS |
| Resolution | 26.1MP | 20.4MP | 24.6MP |
| Video | 4K/60p, 1080p/240p, F-Log | 4K/60p, 4K/120p Cinema4K | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | Phase-detect, 121 all-cross points, subject tracking | Contrast-detect AF with face/eye detection |
| Stabilisation | 6.5-stop IBIS | 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) | None (lens-based only) |
| Burst Rate | 15fps mechanical / 30fps electronic | 30fps electronic, 10fps mechanical | 18fps electronic |
| Battery Life | 600 shots (CIPA) | ~370 shots (CIPA) | 200 shots (CIPA) |
| Weight | 607g body only | 414g body only | 422g body only |
| Dimensions | 134.6 × 92.8 × 63.8mm | 122.3 × 87.6 × 49.7mm | 112.6 × 69.9 × 45.3mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | 0.5" OLED EVF, 3.69M dots, 100fps | EVF, 2.36M dots, 0.74× magnification | None |
| Screen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.15" fixed touchscreen |
| Mount | Fujifilm X-mount | Micro Four Thirds | Leica L-mount |
| Memory Cards | Dual SD UHS-I | Dual SD UHS-II slots | Single SD UHS-II + CFexpress Type B (via adapter) |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi | USB-C 3.1, Wi-Fi, Bluetooth |
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