Sony
A7S II 2015
Best for Low-light video, documentary & available-light filmmaking
£381
used today at Wex Photo Video
Decision tools · Compare
A7S II vs RX1R
Quick take: The RX1R has the highest resolution at 24MP; the RX1R is the most affordable; only the A7S II is weather sealed.
16 specs side by side·14 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Verdictwhich should you buy?
A7S II — Low-Light Video, Documentary & Available-Light Filmmaking: A landmark in mirrorless history — the first Sony with IBIS and internal 4K, its low-light video capability still impresses today at a used-market price.
Who should buy what
A7S II (2015)
is the right camera for you if…
- Filmmakers and videographers who want legendary low-light performance at a used-price discount
- Documentary shooters working in unpredictable available light conditions
- A7S III shooters who want a second Sony FE body for backup or B-camera use
- Budget-conscious video producers who want full-frame 4K with S-Log at an accessible price
Full specificationsthe better value in each row is highlighted
| Specification | A7S IISony · 2015 | RX1RSony · 2013 |
|---|---|---|
| Price | £381 usedBest | £427 used |
| Sensor | 12.1MP full-frame BSI Exmor CMOS | 24.3MP full-frame CMOS |
| Resolution | 12.1MP | 24.3MPBest |
| Video | 4K/30p internal (full sensor readout), 1080p/120p, S-Log2/S-Log3 | Full HD 1080p/60 |
| Autofocus | Contrast-detect AF, 169 points; limited by modern standards | 25-point contrast-detect AF with face detection |
| Stabilisation | 5-axis IBIS — 4.5 stops (first Sony mirrorless with IBIS) | Optical SteadyShot (in the lens), no IBIS |
| Burst Rate | 5fps continuous | 5fps (2.5fps with AF-S per frame) |
| Battery Life | ~370 shots (CIPA)Best | ~220 shots (CIPA) |
| Weight | 584g (body only) | 482g (with battery and card)Best |
| Dimensions | 126.9 × 95.7 × 60.3mm | 113.3 × 65.4 × 69.6mm |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | EVF, 2.36M dots, 0.71× magnification | Optional EVF (FDA-EV1MK) or optical finder |
| Screen | 3.0" tilting LCD, 1.23M dots | 3.0" fixed LCD, 1.23M dots |
| Mount | Sony FE mount (full-frame E-mount) | Fixed Zeiss Sonnar T* 35mm f/2 |
| Memory Cards | Dual SD UHS-I slots | Single SD / Memory Stick slot |
| Connectivity | USB Micro-B, Bluetooth (via app), Wi-Fi, 3.5mm mic jack | Micro USB, micro HDMI, 3.5mm mic, Multi Interface Shoe |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
A7S II
RX1R
Portrait
5.8/10
4.0/10
Street
5.3/10
6.6/10
Travel
5.2/10
5.1/10
Wedding & Events
5.6/10
3.5/10
Filmmaking
6.2/10
—
Documentary
5.8/10
3.9/10
Sports & Action
5.2/10
—
Landscape
5.0/10
4.3/10
Wildlife
5.6/10
—
Casual
3.5/10
3.4/10
Food
5.2/10
4.2/10
Macro
4.8/10
3.1/10
Architecture
4.8/10
4.1/10
Astrophotography
6.8/10
4.7/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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