OM-D E-M10 IVvs A6400
VS
Which should you buy?
Travel & Everyday — OM-D E-M10 IV (2020): Compact Micro Four Thirds body with built-in IBIS — ideal for travellers who want stability without bulk.
Content Creation & Vlogging — A6400 (2019): The best value APS-C Sony you can buy — especially used. Real-time Eye AF at this price point was transformative when it launched and still makes it one of the most reliable autofocus systems in the lineup.
Who should buy what
OM-D E-M10 IV (2020)
- You're new to mirrorless and want a small, uncomplicated first camera to learn on
- You want excellent in-body stabilisation to steady handheld video and shake-prone shooting
- You're drawn to the Micro Four Thirds ecosystem and want to start at the entry level
A6400 (2019)
- Vloggers and content creators who need a flip screen and reliable AF
- Photographers upgrading from a compact or smartphone
- Beginners who want room to grow into a full E-mount lens ecosystem
- Anyone prioritising autofocus performance at an accessible price
Quick take: The a6400 has the highest resolution at 24mp; the om-d e-m10 iv is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | OM-D E-M10 IV (2020) | A6400 (2019) |
|---|---|---|
| Price | £469 | £899 |
| Sensor | 20.3MP Micro Four Thirds Live MOS | 24.2MP APS-C Exmor CMOS BSI |
| Resolution | 20.3MP | 24.2MP |
| Video | 4K/30p, 1080p/60p | 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion |
| Autofocus | Phase-detect + contrast detect, 121 points | Phase-detect, 425 points, real-time Eye AF & animal AF |
| Stabilisation | 5-axis IBIS, 4.5 stops | None (no IBIS) |
| Burst Rate | 15fps | 11fps mechanical, 8fps with AF tracking |
| Battery Life | ~360 shots (CIPA) | ~410 shots (CIPA) |
| Weight | 383g body only | 403g (body, battery, card) |
| Dimensions | 121.4 × 83.6 × 49.0mm | 120.0 × 66.9 × 59.7mm |
| Weather Sealed | No | No |
| Viewfinder | EVF, 2.36M dots, 0.46× magnification | EVF, 2.36M dots, 0.70× magnification |
| Screen | 3.0" tilting touchscreen | 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots |
| Mount | Micro Four Thirds | Sony E-mount |
| Memory Cards | Single SD UHS-I slot | Single SD UHS-I |
| Connectivity | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | Micro-USB, Wi-Fi, Bluetooth, NFC |
More comparisons with OM-D E-M10 IV