Upgrade Guide
Sony A6400→Sony A1
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the A6400. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the A1
-
Resolution50MP vs 24MP (+26MP)
-
Weather sealingAdded — fully sealed body
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Burst rate30fps electronic with full AF/AE vs 11fps mechanical, 8fps with AF tracking
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Generation2 years newer (2021 vs 2019)
Suitability by genre
| Genre | A6400 | A1 | |
|---|---|---|---|
| Video | — | ||
| Street | — | ||
| Portrait | — | ||
| Travel | — | ||
| Wildlife | +5.0 | ||
| Sports | — | ||
| Vlogging & Video | — | ||
| Landscape | — | ||
| Wedding | — |
Full spec comparison
| Spec | A6400 | A1 | |
|---|---|---|---|
| Price | £899 | £5,999 | |
| Released | 2019 | 2021 | ↑ |
| Sensor | 24.2MP APS-C Exmor CMOS BSI | 50.1MP Full-Frame Stacked BSI CMOS Exmor RS | |
| Resolution | 24MP | 50MP | ↑ |
| Video | 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion | 8K/30p, 4K/120p, 1080p/240p | |
| Autofocus | Phase-detect, 425 points, real-time Eye AF & animal AF | Real-time Tracking, AI subject recognition — 759 phase-detect points | |
| Stabilisation | None (no IBIS) | IBIS — up to 5.5 stops | |
| Burst Rate | 11fps mechanical, 8fps with AF tracking | 30fps electronic with full AF/AE | ↑ |
| Battery Life | ~410 shots (CIPA) | ~430 shots (CIPA) | ↑ |
| Weight | 403g (body, battery, card) | 737g (with battery) | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | EVF, 2.36M dots, 0.70× magnification | EVF, 9.44M dots, 0.90× magnification, 240fps | |
| Screen | 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots | 3.0" fully tilting touchscreen | |
| Mount | Sony E-mount | Sony FE mount (full-frame E-mount) | |
| Memory Cards | Single SD UHS-I | Dual CFexpress Type A / SD UHS-II |
Compare side-by-side
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