X-E4vs OM-1 IIvs Pentax K-3 Mark III
Pentax
Pentax K-3 Mark III (2021)
From £1699
Best for DSLR enthusiasts & outdoor photographers
View Pentax K-3 Mark III
Which should you buy?
Compact Street & Travel Photography — X-E4 (2021): The X-E4 is for photographers who want the minimum camera that still delivers maximum image quality. If you love shooting from the rear screen and want the smallest possible X-mount body, this is your camera. If you need a viewfinder or IBIS, look at the X-S20 or X-T30 II.
Wildlife & Action — OM-1 II (2024): 120fps burst, 8-stop IBIS, and IP53 sealing — the most capable wildlife and action camera in the Micro Four Thirds world.
Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.
Who should buy what
X-E4 (2021)
- Street photographers who prioritise portability and discretion
- Travel photographers packing minimally
- Fujifilm fans who shoot primarily from the rear screen
- Anyone who wants the X-Trans sensor in the smallest possible body
OM-1 II (2024)
- You shoot wildlife, birds, or fast action and want the best MFT autofocus available
- You need strong weather sealing without the weight of a full-frame sports body
- You're in the MFT system and want a flagship-level body upgrade
Pentax K-3 Mark III (2021)
- You're a committed DSLR photographer with significant investment in Pentax glass
- You shoot in extreme weather conditions and place build quality and reliability above everything
- You prefer optical viewfinder performance and want the best modern APS-C DSLR available
Quick take: The x-e4 has the highest resolution at 26mp; the x-e4 is the most affordable; only the om-1 ii, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | X-E4 (2021) | OM-1 II (2024) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £699 | £1,499 | £1,699 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 20.4MP Micro Four Thirds Stacked BSI CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 26.1MP | 20.4MP | 25.7MP |
| Video | 4K/30p, 1080p/240p slow-motion, F-Log | 4K/120p Cinema4K, Apple ProRes RAW (with recorder) | 4K/30p, 1080p/60p |
| Autofocus | Phase-detect, 425 points, face/Eye detection | Quad-Pixel phase-detect, 1053 points, AI subject recognition (birds/animals) | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (no IBIS) | 5-axis IBIS, 8.0 stops (Dual IS) | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 8fps mechanical, 20fps electronic | 120fps electronic (blackout-free), 15fps mechanical | 12fps |
| Battery Life | ~460 shots (CIPA) | ~520 shots (CIPA) | 800 shots (CIPA) |
| Weight | 364g (body only) | 561g body only | 820g body only |
| Dimensions | 121.3 × 72.9 × 32.7mm | 134.8 × 91.6 × 72.7mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | None — rear screen only (EVF accessory available) | EVF, 5.76M dots, 0.83× magnification | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" fixed touchscreen, 1.62M dots | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen |
| Mount | Fujifilm X-mount | Micro Four Thirds | Pentax KF-mount |
| Memory Cards | Single SD UHS-I | Dual SD UHS-II slots | Dual SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth |
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