Sony

Sony A7S

The Sony A7S pioneered a new concept in camera design: a full-frame sensor optimised entirely for low light and video, at the deliberate expense of resolution. Its 12.2MP BSI CMOS sensor has enormous photosites — delivering extraordinary high-ISO performance that remains competitive years later. The A7S launched the low-light mirrorless era, offering native ISO sensitivity up to 102,400 and genuinely clean images at settings that would have been unusable on any other camera. It records 4K externally via HDMI and 1080p internally — a specialist but exceptional tool for filmmakers and astrophotographers.

GearFrame's Take

The original A7S pioneered the concept of a camera optimised entirely for low light. Its 12.2MP sensor has enormous photosites — extraordinary high-ISO performance that still holds up. Lacking IBIS and limited to 1080p internally (4K requires external recorder), it is a specialist tool. For astrophotography, event videography, or any scenario where light is genuinely scarce, it remains outstanding.

Used from
£374
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£303
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Wex Photo Video
Wex Photo Video used
£374
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New
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Lowest Buy It Now · marketplace
£309
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Prices are synced live from UK retailers. Not every product will be stocked by every retailer; older models may only be available second hand.
Value & Depreciation
£2100
Launch price
→
£600
Today
=
71%
Value drop
Over ~12 years, this camera has cost roughly £125/year to own (buy at launch price, sell today). That's one of the lower cost-per-year cameras in its class.

What fits the Sony A7S

See all 316 accessories that fit →
Memory card
SD Single slot Cheapest at V30 / U3+: £15.99 · Lexar Professional 1066x 64GB SD
Top mode needs V30 / U3 (from its top video mode and burst rate) SD cards and speeds →
Filter size Depends on the lens. The commonest threads on Sony E lenses: 67mm6677mm4382mm4062mm3772mm2752mm2449mm2258mm19 Number = lenses with that thread. Your lens's size is on its product page. All filter sizes →
Core
Released
2014
Sensor
12.2MP Full-Frame BSI CMOS
Resolution
12.2 MP
Mount
Sony FE (full-frame E-mount)
Dimensions
126.9 × 94.4 × 48.2mm
Weight
474g (with battery and card)
Weather Sealed
Yes
Performance
Autofocus
Contrast-detect AF, 25 points
Stabilisation
No stabilisation
Burst Rate
5fps
Battery Life
~370 shots (CIPA)
Features
Video
1080p/60p internal, 4K via HDMI (external recorder)
Viewfinder
Electronic, 2.36M dots, 0.71× magnification
Screen
3.0" tilting LCD, 1.23M dots
Memory Cards
Single SD / MemoryStick PRO Duo slot
Connectivity
Multi/Micro USB, Wi-Fi, NFC
Detailed Specs
Sensor Format
Full frame
Viewfinder Type
Electronic
Screen Type
Tilting
Touchscreen
No
Card Slots
1
Battery Life (CIPA)
370 shots
Dimensions
127 × 94 × 48mm
Weight (Grams)
474g
Autofocus Type
Contrast detect only
Subject Detection
Face
Max Burst Rate
5.0fps
In-Body Stabilisation
No
Maximum Native ISO
102400
Max Video Resolution
4K
10-Bit Video
No
Log Profile
Yes
Built-in Microphone Input
Yes
Headphone Jack
Yes

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25 lenses compatible with the Sony FE (full-frame E-mount) mount.

Who should buy this
  • Astrophotographers
  • Low-light event videographers
  • Filmmakers needing clean high-ISO footage
GearScore™ — Suitability by Genre

Base score — computed from verified specs for an enthusiast shooting photo and video. Camera Match adjusts it for your skill level and priorities.

Portrait
5.3
Street
5.7
Travel
5.6
Wedding & Events
4.3
Filmmaking
5.9
Documentary
5.6
Sports & Action
4.8
Landscape
5.0
Wildlife
5.4
Casual
3.7
Food
4.9
Macro
4.3
Architecture
4.7
Astrophotography
6.0
✅ Great For
🌌
Astrophotography 6.0 Strong on image quality / low light, pixel size and lens reach / ecosystem. Enormous photosites and exceptional high-ISO — one of the best cameras for night sky work.
⚠️ Not Ideal For
📷
Casual 3.7 Held back by ease of use and autofocus.
💍
Wedding & Events 4.3 Held back by pro reliability and autofocus.
🔬
Macro 4.3 Held back by stabilisation and resolution.
📝 How suitability scores are calculated GearScore™ genre scores are calculated from this camera's verified specifications — autofocus, sensor, weight, weather sealing and more — weighted by what matters for each type of photography. Where a spec sheet misses something (e.g. a manual-focus rangefinder for street), we apply a documented editorial adjustment. Scores are not based on customer reviews. See our full methodology →
Price History — A7S
New prices, last 30 days

Video reviews and hands-on coverage for the Sony A7S from across YouTube.

Video results sourced from YouTube. GearFrame is not affiliated with these channels.

Search all reviews on YouTube →
Go deeper

Keep exploring

📸
Series history
Sony A7S Series
Sony's low-light specialist full-frame mirrorless — three generations.
→