Upgrade Guide
Sony A7S II→Sony A6700
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Strong upgrade
The A6700 improves across 4 key areas at a reasonable price gap. Most A7S II owners will notice the difference.
What's new in the A6700
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Resolution26MP vs 12MP (+14MP)
-
Burst rate11fps mechanical, 30fps electronic vs 5fps continuous
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Battery life~570 shots (CIPA) vs ~370 shots (CIPA)
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Generation8 years newer (2023 vs 2015)
Unchanged or similar
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Weather sealingNot present in new body
Suitability by genre
| Genre | A7S II | A6700 | |
|---|---|---|---|
| Vlogging & Video | — | ||
| Low Light | — | ||
| Wedding | — | ||
| Portrait | +2.0 | ||
| Street | +5.0 | ||
| Sports | — | ||
| Landscape | — | ||
| Sports & Action | — | ||
| Wildlife | — |
Full spec comparison
| Spec | A7S II | A6700 | |
|---|---|---|---|
| Price | £799 | £999 | |
| Released | 2015 | 2023 | ↑ |
| Sensor | 12.1MP full-frame BSI Exmor CMOS | 26MP APS-C Exmor R BSI CMOS | |
| Resolution | 12MP | 26MP | ↑ |
| Video | 4K/30p internal (full sensor readout), 1080p/120p, S-Log2/S-Log3 | 4K/120p, 4K/60p oversampled, S-Log3, 10-bit | |
| Autofocus | 169 phase-detect + 25 contrast AF — limited by modern standards | 759-point phase-detect, AI subject recognition (human/animal/bird/vehicle) | |
| Stabilisation | 5-axis IBIS — 4.5 stops (first Sony mirrorless with IBIS) | 5-axis IBIS, 5.0 stops | |
| Burst Rate | 5fps continuous | 11fps mechanical, 30fps electronic | ↑ |
| Battery Life | ~370 shots (CIPA) | ~570 shots (CIPA) | ↑ |
| Weight | 584g body only | 493g body only | ↑ |
| Weather Sealed | Yes | No | ↓ |
| Viewfinder | EVF, 2.36M dots, 0.71× magnification | EVF, 2.36M dots | |
| Screen | 3.0" tilting LCD, 1.23M dots | 3.0" vari-angle touchscreen | |
| Mount | Sony FE mount (full-frame E-mount) | Sony E-mount | |
| Memory Cards | Dual SD UHS-I slots | Single SD UHS-II / CFexpress Type A slot |
Compare side-by-side
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