Sigma fpvs A7R II
Sigma
Sigma fp (2019)
Starting from £1499 new
Best for Creative filmmakers & experimental photographers
View Sigma fp
Sony
A7R II (2015)
Starting from £799 new
Best for Portrait, landscape & studio photography
View A7R II
GearScore™ Verdict — Which should you buy?
Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.
Portrait, Landscape & Studio Photography — A7R II (2015): The A7R II transformed the A7R series — adding IBIS, 4K video, BSI sensor tech, and phase-detect AF in one generation. A landmark Sony camera.
Who should buy what
Sigma fp (2019)
- Filmmakers who want the world's smallest full-frame camera as a B or C camera
- Experimental photographers who want to build a unique, modular setup
- L-mount photographers who want an ultra-compact full-frame body
- Anyone who wants a conversation-starting camera that delivers serious results
A7R II (2015)
- Landscape and architecture photographers who want 42MP with IBIS for handheld shooting
- Portrait and studio photographers who need high resolution with improved AF reliability
- Sony FE system users who want a capable high-resolution body at a used price
- A7R I owners who need the stabilisation, 4K, and improved AF the original lacked
Quick take: The a7r ii has the highest resolution at 42mp; the a7r ii is the most affordable; only the a7r ii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Sigma fp (2019) | A7R II (2015) |
|---|---|---|
| Price | £1,499 | £799 |
| Sensor | 24.6MP full-frame Bayer CMOS | 42.4MP Full-Frame BSI CMOS Exmor R |
| Resolution | 24.6MP | 42.4MP |
| Video | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p | 4K/30p (S35 or full-frame), 1080p/120p |
| Autofocus | Contrast-detect AF with face/eye detection | 399 phase-detect + 25 contrast-detect AF points, face detection |
| Stabilisation | None (lens-based only) | IBIS — 5-axis, up to 4.5 stops (first A7R with IBIS) |
| Burst Rate | 18fps electronic | 5fps |
| Battery Life | 200 shots (CIPA) | ~290 shots (CIPA) |
| Weight | 422g body only | 625g (with battery and card) |
| Dimensions | 112.6 × 69.9 × 45.3mm | 126.9 × 95.7 × 60.3mm |
| Weather Sealed | No | Yes |
| Viewfinder | None | EVF, OLED 2.36M dots, 0.78× magnification |
| Screen | 3.15" fixed touchscreen | 3.0" tilting LCD, 1.23M dots (no touch) |
| Mount | Leica L-mount | Sony FE (full-frame E-mount) |
| Memory Cards | Single SD UHS-II + CFexpress Type B (via adapter) | Single SD UHS-I slot |
| Connectivity | USB-C 3.1, Wi-Fi, Bluetooth | USB, Wi-Fi, NFC |
Suitability by genre
| Genre | Sigma fp | A7R II |
|---|---|---|
| Vlogging & Video | ||
| Street | — | |
| Travel | ||
| Portrait | ||
| Landscape | ||
| Sports & Action | ||
| Architecture | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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Camera family history