X-A7vs Olympus OM-D E-M5 IIIvs OM-1 II
OM System
Olympus OM-D E-M5 III (2019)
From £699
Best for Travel & lightweight outdoor photography
View Olympus OM-D E-M5 III
Which should you buy?
Beginner Fujifilm — X-A7 (2019): The most affordable X-mount entry — Fujifilm colour and film simulations with a large flip screen for beginners.
Travel & Lightweight Outdoor Photography — Olympus OM-D E-M5 III (2019): The lightest weather-sealed MFT camera — compact, travel-friendly, and capable with 7.5-stop IBIS in a body that fits in a jacket pocket.
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.
Who should buy what
X-A7 (2019)
- You want an affordable first mirrorless with decent video capabilities
- You shoot a lot of selfie-style content or vlog on a budget
- Note: no viewfinder and limited lens support — the X-T30 II is a better long-term investment
Olympus OM-D E-M5 III (2019)
- You want a lightweight, sealed camera for travel and outdoor photography
- You're new to Micro Four Thirds and want a capable mid-range body with excellent stabilisation
- Note: consider the newer OM-5 for updated specs in a similar compact form factor
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
Quick take: The x-a7 has the highest resolution at 24mp; the x-a7 is the most affordable; only the olympus om-d e-m5 iii, om-1 ii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | X-A7 (2019) | Olympus OM-D E-M5 III (2019) | OM-1 II (2024) |
|---|---|---|---|
| Price | £399 | £699 | £1,499 |
| Sensor | 24.2MP APS-C CMOS (Bayer, not X-Trans) | 20.4MP Micro Four Thirds Live MOS | 20.4MP Micro Four Thirds Stacked BSI CMOS |
| Resolution | 24.2MP | 20.4MP | 20.4MP |
| Video | 4K/30p, 1080p/60p | 4K/30p, 1080p/120p | 4K/120p Cinema4K, Apple ProRes RAW (with recorder) |
| Autofocus | Phase-detect + contrast, 425 points | Hybrid phase/contrast AF with face/eye detection | Quad-Pixel phase-detect, 1053 points, AI subject recognition (birds/animals) |
| Stabilisation | None (no IBIS) | 7.5-stop 5-axis IBIS | 5-axis IBIS, 8.0 stops (Dual IS) |
| Burst Rate | 6fps | 30fps electronic / 10fps mechanical | 120fps electronic (blackout-free), 15fps mechanical |
| Battery Life | ~440 shots (CIPA) | 390 shots (CIPA) | ~520 shots (CIPA) |
| Weight | 320g body only | 414g body only | 561g body only |
| Dimensions | 118.0 × 80.6 × 55.2mm | 125.3 × 85.2 × 49.7mm | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | None | 0.35" OLED EVF, 2.36M dots | EVF, 5.76M dots, 0.83× magnification |
| Screen | 3.5" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Fujifilm X-mount | Micro Four Thirds | Micro Four Thirds |
| Memory Cards | Single SD UHS-I slot | Single SD UHS-I | Dual SD UHS-II slots |
| Connectivity | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | Micro USB, Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi |
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