Upgrade Guide

Sony A5100→Sony A6400

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

You own

Sony

A5100

£200

2014

→

Upgrade to

Sony

A6400

£899 (+£699)

2019

✅

Worthwhile

Clear improvements over the A5100. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the A6400

Unchanged or similar

Suitability by genre

Full spec comparison

Spec	A5100	A6400
Price	£200	£899
Released	2014	2019	↑
Sensor	24.3MP APS-C Exmor CMOS	24.2MP APS-C Exmor CMOS BSI
Resolution	24MP	24MP	↓
Video	1080p/60p	4K/30p (6K oversampled, no crop), 1080p/120p slow-motion
Autofocus	Hybrid phase-detect / contrast-detect AF, face detection	Phase-detect, 425 points, real-time Eye AF & animal AF
Stabilisation	None	None (no IBIS)
Burst Rate	6fps	11fps mechanical, 8fps with AF tracking	↑
Battery Life	~400 shots (CIPA)	~410 shots (CIPA)	↑
Weight	224g (body only)	403g (body, battery, card)	↓
Weather Sealed	No	No
Viewfinder	None	EVF, 2.36M dots, 0.70× magnification
Screen	3.0" flip-up touchscreen, 921k dots	3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots
Mount	Sony E-mount	Sony E-mount
Memory Cards	Single SD / MemoryStick PRO Duo slot	Single SD UHS-I

Compare side-by-side

See A5100 and A6400 next to each other with our interactive comparison tool.

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Other upgrades from the A5100

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Camera family history