Sony A7S vs Sony RX10 IV
77 Imaging
59 Features
73 Overall
64


52 Imaging
53 Features
82 Overall
64
Sony A7S vs Sony RX10 IV Key Specs
(Full Review)
- 12MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 409600
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 489g - 127 x 94 x 48mm
- Announced April 2014
- Refreshed by Sony A7S II
(Full Review)
- 20MP - 1" Sensor
- 3" Tilting Screen
- ISO 125 - 12800 (Bump to 25600)
- Optical Image Stabilization
- 3840 x 2160 video
- 24-600mm (F2.4-4.0) lens
- 1095g - 133 x 94 x 145mm
- Announced September 2017
- Succeeded the Sony RX10 III

Sony A7S vs Sony RX10 IV Overview
Lets look a bit more closely at the Sony A7S vs Sony RX10 IV, one is a Pro Mirrorless and the latter is a Large Sensor Superzoom and both of them are designed by Sony. There exists a sizeable gap between the sensor resolutions of the A7S (12MP) and RX10 IV (20MP) and the A7S (Full frame) and RX10 IV (1") use totally different sensor measurements.

The A7S was brought out 4 years before the RX10 IV which is quite a large gap as far as technology is concerned. Each of the cameras offer different body type with the Sony A7S being a SLR-style mirrorless camera and the Sony RX10 IV being a SLR-like (bridge) camera.
Before diving through a more detailed comparison, below is a concise overview of how the A7S grades against the RX10 IV with regards to portability, imaging, features and an overall score.

Sony A7S vs Sony RX10 IV Gallery
Below is a preview of the gallery photos for Sony Alpha A7S and Sony Cyber-shot DSC-RX10 IV. The entire galleries are viewable at Sony A7S Gallery and Sony RX10 IV Gallery.
Reasons to pick Sony A7S over the Sony RX10 IV
A7S | RX10 IV |
---|
Reasons to pick Sony RX10 IV over the Sony A7S
RX10 IV | A7S | |||
---|---|---|---|---|
Announced | September 2017 | ![]() | April 2014 | More modern by 41 months |
Screen resolution | 1440k | ![]() | 1230k | Clearer screen (+210k dot) |
Touch friendly screen | ![]() | Quickly navigate |
Common features in the Sony A7S and Sony RX10 IV
A7S | RX10 IV | |||
---|---|---|---|---|
Manually focus | ![]() | Very precise focusing | ||
Screen type | Tilting | ![]() | Tilting | Tilting screen |
Screen sizing | 3" | ![]() | 3" | Equivalent screen measurements |
Selfie screen | ![]() | Lacking selfie screen |
Sony A7S vs Sony RX10 IV Physical Comparison
If you are intending to carry around your camera regularly, you need to factor in its weight and proportions. The Sony A7S enjoys outer measurements of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") having a weight of 489 grams (1.08 lbs) whilst the Sony RX10 IV has measurements of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") with a weight of 1095 grams (2.41 lbs).
Contrast the Sony A7S vs Sony RX10 IV in the new Camera and Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you have chosen during that time. Here is the front view dimension comparison of the A7S vs the RX10 IV.

Taking into account dimensions and weight, the portability rating of the A7S and RX10 IV is 77 and 52 respectively.

Sony A7S vs Sony RX10 IV Sensor Comparison
Normally, its tough to visualise the difference between sensor sizes only by looking at a spec sheet. The image here might offer you a better sense of the sensor sizing in the A7S and RX10 IV.
As you can see, the two cameras enjoy different megapixels and different sensor sizes. The A7S due to its bigger sensor will make achieving shallow DOF easier and the Sony RX10 IV will give more detail having its extra 8MP. Higher resolution will make it easier to crop shots far more aggressively. The more aged A7S is going to be behind with regard to sensor technology.

Sony A7S vs Sony RX10 IV Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sony A7S vs Sony RX10 IV Specifications
Sony Alpha A7S | Sony Cyber-shot DSC-RX10 IV | |
---|---|---|
General Information | ||
Make | Sony | Sony |
Model type | Sony Alpha A7S | Sony Cyber-shot DSC-RX10 IV |
Class | Pro Mirrorless | Large Sensor Superzoom |
Announced | 2014-04-06 | 2017-09-12 |
Body design | SLR-style mirrorless | SLR-like (bridge) |
Sensor Information | ||
Powered by | Bionz X | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | Full frame | 1" |
Sensor dimensions | 35.8 x 23.9mm | 13.2 x 8.8mm |
Sensor surface area | 855.6mm² | 116.2mm² |
Sensor resolution | 12MP | 20MP |
Anti alias filter | ||
Aspect ratio | 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
Highest Possible resolution | 4240 x 2832 | 5472 x 3648 |
Maximum native ISO | 409600 | 12800 |
Maximum enhanced ISO | - | 25600 |
Minimum native ISO | 100 | 125 |
RAW files | ||
Minimum enhanced ISO | - | 64 |
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
AF single | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
Multi area AF | ||
Live view AF | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Total focus points | 25 | 315 |
Lens | ||
Lens support | Sony E | fixed lens |
Lens zoom range | - | 24-600mm (25.0x) |
Maximum aperture | - | f/2.4-4.0 |
Macro focusing distance | - | 3cm |
Number of lenses | 121 | - |
Focal length multiplier | 1 | 2.7 |
Screen | ||
Display type | Tilting | Tilting |
Display sizing | 3" | 3" |
Display resolution | 1,230 thousand dot | 1,440 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Viewfinder Information | ||
Viewfinder | Electronic | Electronic |
Viewfinder resolution | 2,359 thousand dot | 2,359 thousand dot |
Viewfinder coverage | 100% | 100% |
Viewfinder magnification | 0.71x | 0.7x |
Features | ||
Min shutter speed | 30 secs | 30 secs |
Max shutter speed | 1/8000 secs | 1/2000 secs |
Max quiet shutter speed | - | 1/32000 secs |
Continuous shutter speed | 5.0fps | 24.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | 10.80 m (at Auto ISO) |
Flash settings | no built-in flash | Auto, fill-flash, slow sync, rear sync, off |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Max flash sync | - | 1/2000 secs |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps) | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p) |
Maximum video resolution | 3840x2160 | 3840x2160 |
Video format | MPEG-4, AVCHD, XAVC | MPEG-4, AVCHD, XAVC S |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 489 gr (1.08 lbs) | 1095 gr (2.41 lbs) |
Dimensions | 127 x 94 x 48mm (5.0" x 3.7" x 1.9") | 133 x 94 x 145mm (5.2" x 3.7" x 5.7") |
DXO scores | ||
DXO Overall rating | 87 | not tested |
DXO Color Depth rating | 23.9 | not tested |
DXO Dynamic range rating | 13.2 | not tested |
DXO Low light rating | 3702 | not tested |
Other | ||
Battery life | 360 photographs | 400 photographs |
Battery format | Battery Pack | Battery Pack |
Battery ID | NP-FW50 | NP-FW50 |
Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2 or 10 sec, continuous) |
Time lapse recording | With downloadable app | |
Type of storage | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
Storage slots | Single | Single |
Pricing at release | $1,998 | $1,698 |