Upgrade Guide
Sony A6400→Sony A7 II
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
→
Situational
One clear hardware improvement over the A6400. Worth it if that specific upgrade aligns with what you shoot.
What's new in the A7 II
-
Weather sealingAdded — fully sealed body
Unchanged or similar
-
ResolutionSimilar (24MP)
Suitability by genre
| Genre | A6400 | A7 II | |
|---|---|---|---|
| Video | — | ||
| Street | -1.0 | ||
| Portrait | — | ||
| Travel | +1.0 | ||
| Wildlife | — | ||
| Landscape | — | ||
| Vlogging & Video | — | ||
| Wedding & Events | — |
Full spec comparison
| Spec | A6400 | A7 II | |
|---|---|---|---|
| Price | £899 | £549 | |
| Released | 2019 | 2014 | ↓ |
| Sensor | 24.2MP APS-C Exmor CMOS BSI | Full-frame BSI CMOS 35mm | |
| Resolution | 24MP | 24MP | ↑ |
| Video | 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion | 1080p 60fps | |
| Autofocus | Phase-detect, 425 points, real-time Eye AF & animal AF | 117-point phase-detect hybrid AF | |
| Stabilisation | None (no IBIS) | 5-axis IBIS, 4.5 stops | |
| Burst Rate | 11fps mechanical, 8fps with AF tracking | 5fps | ↓ |
| Battery Life | ~410 shots (CIPA) | 350 shots (CIPA) | ↓ |
| Weight | 403g (body, battery, card) | 599g (body only) | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | EVF, 2.36M dots, 0.70× magnification | EVF 0.71× 2.36M-dot | |
| Screen | 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots | 3.0" tilting touchscreen, 1.23M-dot | |
| Mount | Sony E-mount | Sony E-Mount | |
| Memory Cards | Single SD UHS-I | SD / Memory Stick Pro Duo |
Compare side-by-side
⚖️ Compare these cameras
See A6400 and A7 II next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the A7 II against your specific genres — not just specs.
Other upgrades from the A6400
Related buying guides
Camera family history