A6700vs A7 IV
GearScore™ Verdict — Which should you buy?
All-Round & Video — A6700 (2023): Best-in-class autofocus and 4K/120p video in a compact APS-C body — the standout camera under £1,000.
Portrait & Wedding Photography — A7 IV (2021): The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.
Who should buy what
A6700 (2023)
- APS-C photographers who want the best Sony autofocus in a compact body
- Video shooters who need 4K/120p and subject tracking in a smaller package
- A6400 or A6600 owners ready for a significant AF and video upgrade
- Photographers who want near-A7 performance without the full-frame price
A7 IV (2021)
- Working photographers who want a reliable full-frame all-rounder
- Portrait, wedding, and event photographers needing 33MP and fast AF
- A7 III owners ready for a major upgrade in resolution, AF, and video
- Hybrid shooters who want 4K/60p and 33MP stills in one dependable body
Quick take: The a7 iv has the highest resolution at 33mp; the a6700 is the most affordable; only the a7 iv is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | A6700 (2023) | A7 IV (2021) |
|---|---|---|
| Price | £999 | £2,299 |
| Sensor | 26MP APS-C Exmor R BSI CMOS | 33MP Full-frame BSI Exmor R CMOS |
| Resolution | 26.0MP | 33.0MP |
| Video | 4K/120p, 4K/60p oversampled, S-Log3, 10-bit | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone |
| Autofocus | 759-point phase-detect, AI subject recognition (human/animal/bird/vehicle) | 759-point phase-detect, AI subject recognition |
| Stabilisation | 5-axis IBIS, 5.0 stops | 5-axis IBIS, 5.5 stops |
| Burst Rate | 11fps mechanical, 30fps electronic | 10fps mechanical, 30fps electronic |
| Battery Life | ~570 shots (CIPA) | ~580 shots (CIPA) |
| Weight | 493g body only | 659g body only |
| Dimensions | 122.0 × 69.0 × 75.1mm | 131.3 × 96.4 × 79.8mm |
| Weather Sealed | No | Yes |
| Viewfinder | EVF, 2.36M dots | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.0" vari-angle touchscreen | 3.0" vari-angle touchscreen |
| Mount | Sony E-mount | Sony FE (full-frame E-mount) |
| Memory Cards | Single SD UHS-II / CFexpress Type A slot | Dual slots: CFexpress Type A + SD UHS-II |
| Connectivity | USB-C (3.2), Bluetooth, Wi-Fi | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi |
Suitability by genre
| Genre | A6700 | A7 IV |
|---|---|---|
| Portrait | — | |
| Street | — | |
| Landscape | ||
| Vlogging & Video | ||
| Sports & Action | ||
| Wildlife | — | |
| Studio Portraits | — | |
| Outdoor Portraits | — | |
| Wedding & Events | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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Camera family history