Upgrade Guide
Sony A6700→Sony A7R III
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the A6700. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the A7R III
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Resolution42MP vs 26MP (+16MP)
-
Weather sealingAdded — fully sealed body
Suitability by genre
| Genre | A6700 | A7R III | |
|---|---|---|---|
| Portrait | — | ||
| Street | -2.0 | ||
| Landscape | — | ||
| Vlogging & Video | -2.0 | ||
| Sports & Action | — | ||
| Wildlife | — | ||
| Wedding | — | ||
| Sports | — |
Full spec comparison
| Spec | A6700 | A7R III | |
|---|---|---|---|
| Price | £999 | £1,799 | |
| Released | 2023 | 2017 | ↓ |
| Sensor | 26MP APS-C Exmor R BSI CMOS | 42.4MP full-frame BSI Exmor R CMOS | |
| Resolution | 26MP | 42MP | ↑ |
| Video | 4K/120p, 4K/60p oversampled, S-Log3, 10-bit | 4K/30p (full-frame readout), 1080p/120p | |
| Autofocus | 759-point phase-detect, AI subject recognition (human/animal/bird/vehicle) | 399 phase-detect + 425 contrast AF points — real-time Eye AF | |
| Stabilisation | 5-axis IBIS, 5.0 stops | 5-axis IBIS — 5.5 stops | |
| Burst Rate | 11fps mechanical, 30fps electronic | 10fps with AF/AE tracking | ↓ |
| Battery Life | ~570 shots (CIPA) | ~650 shots (CIPA) | ↑ |
| Weight | 493g body only | 650g body only | ↓ |
| Weather Sealed | No | Yes | ↑ |
| Viewfinder | EVF, 2.36M dots | EVF, 3.69M dots, 0.78× magnification | |
| Screen | 3.0" vari-angle touchscreen | 3.0" touchscreen, tilting | |
| Mount | Sony E-mount | Sony FE mount (full-frame E-mount) | |
| Memory Cards | Single SD UHS-II / CFexpress Type A slot | Dual SD slots (one UHS-II) |
Compare side-by-side
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