Upgrade Guide

Sony A7C→Sony A7 IV

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

You own

Sony

A7C

£1299

2020

→

Upgrade to

Sony

A7 IV

£2299 (+£1,000)

2021

✅

Worthwhile

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

What's new in the A7 IV

Suitability by genre

Full spec comparison

Spec	A7C	A7 IV
Price	£1,299	£2,299
Released	2020	2021	↑
Sensor	24.2MP Full-Frame Exmor R BSI CMOS	33MP Full-frame BSI Exmor R CMOS
Resolution	24MP	33MP	↑
Video	4K/30p (oversampled), 1080p/120p slow-motion, S-Log2/S-Log3	4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone
Autofocus	Phase-detect, 693 points, real-time Eye AF & animal AF	759-point phase-detect, AI subject recognition
Stabilisation	5-axis IBIS, 5 stops	5-axis IBIS, 5.5 stops
Burst Rate	10fps with AF/AE tracking	10fps mechanical, 30fps electronic
Battery Life	~740 shots (CIPA) — outstanding for a Sony mirrorless	~580 shots (CIPA)	↓
Weight	509g (body, battery, card)	659g body only	↓
Weather Sealed	No	Yes	↑
Viewfinder	None built-in — use rear screen or accessory EVF	EVF, 3.69M dots, 0.78× magnification
Screen	3.0" vari-angle touchscreen, 921k dots	3.0" vari-angle touchscreen
Mount	Sony E-mount	Sony FE (full-frame E-mount)
Memory Cards	Single SD UHS-II	Dual slots: CFexpress Type A + SD UHS-II

Compare side-by-side

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

Get a personalised upgrade score

Tell us what you shoot and we'll score the A7 IV against your specific genres — not just specs.

Other upgrades from the A7C

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Camera family history