Upgrade Guide

Sony A7R II→Sony A7R IV

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

You own

Sony

A7R II

£799

2015

→

Upgrade to

Sony

A7R IV

£2199 (+£1,400)

2019

✅

Worthwhile

Clear improvements over the A7R II. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the A7R IV

Suitability by genre

Full spec comparison

Spec	A7R II	A7R IV
Price	£799	£2,199
Released	2015	2019	↑
Sensor	42.4MP Full-Frame BSI CMOS Exmor R	Full-frame BSI Exmor R CMOS 35mm
Resolution	42MP	61MP	↑
Video	4K/30p (S35 or full-frame), 1080p/120p	4K 30fps
Autofocus	399 phase-detect + 25 contrast-detect AF points, face detection	567-point phase-detect, real-time tracking
Stabilisation	IBIS — 5-axis, up to 4.5 stops (first A7R with IBIS)	5-axis IBIS, 5.5 stops
Burst Rate	5fps	10fps	↑
Battery Life	~290 shots (CIPA)	670 shots (CIPA)	↑
Weight	625g (with battery and card)	665g (body only)	↓
Weather Sealed	Yes	Yes
Viewfinder	EVF, OLED 2.36M dots, 0.78× magnification	EVF 0.78× 5.76M-dot
Screen	3.0" tilting LCD, 1.23M dots (no touch)	3.0" tilting touchscreen, 1.44M-dot
Mount	Sony FE (full-frame E-mount)	Sony E-Mount
Memory Cards	Single SD UHS-I slot	2× SD UHS-II / CFexpress Type A

Compare side-by-side

See A7R II and A7R 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 A7R IV against your specific genres — not just specs.

Other upgrades from the A7R II

Related buying guides

Camera family history