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Upgrade Guide

Sony A7S IISony A7R II

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

A7S II
You own
Sony
A7S II
£799
2015
View on GearFrame →
A7R II
Upgrade to
Sony
A7R II
£799 (+£0)
2015
View on GearFrame →
⚖️
Situational
One clear hardware improvement over the A7S II. Worth it if that specific upgrade aligns with what you shoot.
What's new in the A7R II
Suitability by genre
Genre A7S II A7R II
Vlogging & Video
9.0
7.0
-2.0
Low Light
9.0
Wedding
7.0
Portrait
7.0
9.0
+2.0
Street
4.0
Sports
4.0
Landscape
9.0
Architecture
9.0
Travel
7.0
Sports & Action
4.0
Full spec comparison
Spec A7S II A7R II
Price £799 £799
Released 2015 2015
Sensor 12.1MP full-frame BSI Exmor CMOS 42.4MP Full-Frame BSI CMOS Exmor R
Resolution 12MP 42MP
Video 4K/30p internal (full sensor readout), 1080p/120p, S-Log2/S-Log3 4K/30p (S35 or full-frame), 1080p/120p
Autofocus 169 phase-detect + 25 contrast AF — limited by modern standards 399 phase-detect + 25 contrast-detect AF points, face detection
Stabilisation 5-axis IBIS — 4.5 stops (first Sony mirrorless with IBIS) IBIS — 5-axis, up to 4.5 stops (first A7R with IBIS)
Burst Rate 5fps continuous 5fps
Battery Life ~370 shots (CIPA) ~290 shots (CIPA)
Weight 584g body only 625g (with battery and card)
Weather Sealed Yes Yes
Viewfinder EVF, 2.36M dots, 0.71× magnification EVF, OLED 2.36M dots, 0.78× magnification
Screen 3.0" tilting LCD, 1.23M dots 3.0" tilting LCD, 1.23M dots (no touch)
Mount Sony FE mount (full-frame E-mount) Sony FE (full-frame E-mount)
Memory Cards Dual SD UHS-I slots Single SD UHS-I slot
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