Upgrade Guide

Sony A7C→Sony A9 II

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

You own

Sony

A7C

£1299

2020

→

Upgrade to

Sony

A9 II

£3299 (+£2,000)

2019

✅

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 A9 II

↑

Weather sealing

Added — fully sealed body
↑

Burst rate

20fps (blackout-free with full AF/AE) vs 10fps with AF/AE tracking

Unchanged or similar

Suitability by genre

Full spec comparison

Spec	A7C	A9 II
Price	£1,299	£3,299
Released	2020	2019	↓
Sensor	24.2MP Full-Frame Exmor R BSI CMOS	24.2MP Full-Frame Stacked BSI CMOS Exmor RS
Resolution	24MP	24MP
Video	4K/30p (oversampled), 1080p/120p slow-motion, S-Log2/S-Log3	4K/30p, 1080p/120p
Autofocus	Phase-detect, 693 points, real-time Eye AF & animal AF	693 phase-detect + 425 contrast-detect, real-time eye/body tracking
Stabilisation	5-axis IBIS, 5 stops	IBIS — 5-axis, up to 5.5 stops
Burst Rate	10fps with AF/AE tracking	20fps (blackout-free with full AF/AE)	↑
Battery Life	~740 shots (CIPA) — outstanding for a Sony mirrorless	~500 shots (CIPA)	↓
Weight	509g (body, battery, card)	678g (with battery and card)	↓
Weather Sealed	No	Yes	↑
Viewfinder	None built-in — use rear screen or accessory EVF	EVF, OLED 3.69M dots, 0.78× magnification
Screen	3.0" vari-angle touchscreen, 921k dots	3.0" tilting touchscreen
Mount	Sony E-mount	Sony FE (full-frame E-mount)
Memory Cards	Single SD UHS-II	Dual SD UHS-II slots

Compare side-by-side

See A7C and A9 II next to each other with our interactive comparison tool.

Get a personalised upgrade score

Tell us what you shoot and we'll score the A9 II against your specific genres — not just specs.

Other upgrades from the A7C

Related buying guides

Camera family history