Upgrade Guide

Sony A6400→Sony A6700

Is it worth upgrading? Spec analysis, key improvements, and our verdict.

You own

Sony

A6400

£899

2019

→

Upgrade to

Sony

A6700

£999 (+£100)

2023

✅

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 A6700

Unchanged or similar

Suitability by genre

Full spec comparison

Spec	A6400	A6700
Price	£899	£999
Released	2019	2023	↑
Sensor	24.2MP APS-C Exmor CMOS BSI	26MP APS-C Exmor R BSI CMOS
Resolution	24MP	26MP	↑
Video	4K/30p (6K oversampled, no crop), 1080p/120p slow-motion	4K/120p, 4K/60p oversampled, S-Log3, 10-bit
Autofocus	Phase-detect, 425 points, real-time Eye AF & animal AF	759-point phase-detect, AI subject recognition (human/animal/bird/vehicle)
Stabilisation	None (no IBIS)	5-axis IBIS, 5.0 stops
Burst Rate	11fps mechanical, 8fps with AF tracking	11fps mechanical, 30fps electronic
Battery Life	~410 shots (CIPA)	~570 shots (CIPA)	↑
Weight	403g (body, battery, card)	493g body only	↓
Weather Sealed	No	No
Viewfinder	EVF, 2.36M dots, 0.70× magnification	EVF, 2.36M dots
Screen	3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots	3.0" vari-angle touchscreen
Mount	Sony E-mount	Sony E-mount
Memory Cards	Single SD UHS-I	Single SD UHS-II / CFexpress Type A slot

Compare side-by-side

See A6400 and A6700 next to each other with our interactive comparison tool.

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Other upgrades from the A6400

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Camera family history