Upgrade Guide

Sony A7C II→Sony A7 III

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

You own

Sony

A7C II

£1499

2023

→

Upgrade to

Sony

A7 III

£1699 (+£200)

2018

✅

Worthwhile

Clear improvements over the A7C II. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the A7 III

Unchanged or similar

Suitability by genre

Full spec comparison

Spec	A7C II	A7 III
Price	£1,499	£1,699
Released	2023	2018	↓
Sensor	33MP Full-frame Exmor R BSI CMOS	24.2MP Full-Frame Exmor R BSI CMOS
Resolution	33MP	24MP	↓
Video	4K/60p oversampled, S-Log3, 10-bit internal	4K/30p (6K oversampled), 1080p/120p slow-motion
Autofocus	759-point phase-detect, AI subject recognition	Phase-detect, 693 points, real-time Eye AF & animal AF
Stabilisation	5-axis IBIS, 7.0 stops	5-axis IBIS, 5 stops
Burst Rate	10fps mechanical, 30fps electronic	10fps with AF/AE tracking
Battery Life	~530 shots (CIPA)	~710 shots (CIPA)	↑
Weight	514g body only	565g (body, battery, card)	↓
Weather Sealed	No	Yes	↑
Viewfinder	EVF, 2.36M dots, 0.70× magnification	EVF, 2.36M dots, 0.78× magnification
Screen	3.0" vari-angle touchscreen	3.0" tilting touchscreen, 921k dots
Mount	Sony FE (full-frame E-mount)	Sony E-mount
Memory Cards	Dual slots: SD UHS-II + CFexpress Type A	Dual SD (UHS-II slot 1, UHS-I slot 2)

Compare side-by-side

See A7C II and A7 III next to each other with our interactive comparison tool.

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Other upgrades from the A7C II

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Camera family history