Olympus SZ-31MR iHS vs Sony A7S
89 Imaging
39 Features
47 Overall
42


77 Imaging
60 Features
73 Overall
65
Olympus SZ-31MR iHS vs Sony A7S Key Specs
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 25-600mm (F3.0-6.9) lens
- 226g - 106 x 69 x 40mm
- Released February 2012
(Full Review)
- 12MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 409600
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 489g - 127 x 94 x 48mm
- Revealed April 2014
- Newer Model is Sony A7S II

Olympus SZ-31MR iHS vs Sony A7S Overview
Here, we will be evaluating the Olympus SZ-31MR iHS vs Sony A7S, one being a Small Sensor Superzoom and the latter is a Pro Mirrorless by companies Olympus and Sony. There exists a huge gap among the resolutions of the SZ-31MR iHS (16MP) and A7S (12MP) and the SZ-31MR iHS (1/2.3") and A7S (Full frame) provide totally different sensor size.

The SZ-31MR iHS was announced 3 years prior to the A7S and that is a fairly significant gap as far as camera technology is concerned. Both the cameras feature different body design with the Olympus SZ-31MR iHS being a Compact camera and the Sony A7S being a SLR-style mirrorless camera.
Before getting into a in depth comparison, here is a brief summation of how the SZ-31MR iHS matches up vs the A7S in relation to portability, imaging, features and an overall grade.

Olympus SZ-31MR iHS vs Sony A7S Gallery
The following is a preview of the gallery images for Olympus SZ-31MR iHS and Sony Alpha A7S. The whole galleries are provided at Olympus SZ-31MR iHS Gallery and Sony A7S Gallery.
Reasons to pick Olympus SZ-31MR iHS over the Sony A7S
SZ-31MR iHS | A7S | |||
---|---|---|---|---|
Touch screen | ![]() | Quickly navigate |
Reasons to pick Sony A7S over the Olympus SZ-31MR iHS
A7S | SZ-31MR iHS | |||
---|---|---|---|---|
Revealed | April 2014 | ![]() | February 2012 | More recent by 26 months |
Manual focus | ![]() | Dial precise focus | ||
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Screen resolution | 1230k | ![]() | 920k | Clearer screen (+310k dot) |
Common features in the Olympus SZ-31MR iHS and Sony A7S
SZ-31MR iHS | A7S | |||
---|---|---|---|---|
Screen size | 3" | ![]() | 3" | Same screen size |
Selfie screen | ![]() | Lacking selfie screen |
Olympus SZ-31MR iHS vs Sony A7S Physical Comparison
For anyone who is going to lug around your camera often, you'll have to factor in its weight and volume. The Olympus SZ-31MR iHS has got outside dimensions of 106mm x 69mm x 40mm (4.2" x 2.7" x 1.6") along with a weight of 226 grams (0.50 lbs) whilst the Sony A7S has sizing of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 489 grams (1.08 lbs).
Check the Olympus SZ-31MR iHS vs Sony A7S in the new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you choose at that time. Here is a front view sizing comparison of the SZ-31MR iHS and the A7S.

Taking into consideration dimensions and weight, the portability rating of the SZ-31MR iHS and A7S is 89 and 77 respectively.

Olympus SZ-31MR iHS vs Sony A7S Sensor Comparison
Sometimes, its tough to envision the contrast in sensor measurements only by looking through specifications. The graphic underneath will give you a stronger sense of the sensor dimensions in the SZ-31MR iHS and A7S.
To sum up, the 2 cameras feature different megapixels and different sensor measurements. The SZ-31MR iHS with its smaller sensor will make getting shallower depth of field trickier and the Olympus SZ-31MR iHS will provide you with greater detail with its extra 4 Megapixels. Higher resolution will help you crop pictures way more aggressively. The older SZ-31MR iHS will be behind with regard to sensor tech.

Olympus SZ-31MR iHS vs Sony A7S Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus SZ-31MR iHS vs Sony A7S Specifications
Olympus SZ-31MR iHS | Sony Alpha A7S | |
---|---|---|
General Information | ||
Make | Olympus | Sony |
Model type | Olympus SZ-31MR iHS | Sony Alpha A7S |
Type | Small Sensor Superzoom | Pro Mirrorless |
Released | 2012-02-08 | 2014-04-06 |
Physical type | Compact | SLR-style mirrorless |
Sensor Information | ||
Processor Chip | Dual TruePic V | Bionz X |
Sensor type | BSI-CMOS | CMOS |
Sensor size | 1/2.3" | Full frame |
Sensor dimensions | 6.17 x 4.55mm | 35.8 x 23.9mm |
Sensor area | 28.1mm² | 855.6mm² |
Sensor resolution | 16MP | 12MP |
Anti alias filter | ||
Aspect ratio | 4:3 and 16:9 | 3:2 and 16:9 |
Maximum resolution | 4608 x 3456 | 4240 x 2832 |
Maximum native ISO | 6400 | 409600 |
Lowest native ISO | 80 | 100 |
RAW format | ||
Autofocusing | ||
Manual focusing | ||
Touch to focus | ||
AF continuous | ||
Single AF | ||
AF tracking | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Total focus points | - | 25 |
Cross type focus points | - | - |
Lens | ||
Lens support | fixed lens | Sony E |
Lens zoom range | 25-600mm (24.0x) | - |
Max aperture | f/3.0-6.9 | - |
Macro focusing range | 1cm | - |
Total lenses | - | 121 |
Focal length multiplier | 5.8 | 1 |
Screen | ||
Screen type | Fixed Type | Tilting |
Screen size | 3" | 3" |
Resolution of screen | 920 thousand dots | 1,230 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen technology | Hypercrystal III TFT Color LCD | - |
Viewfinder Information | ||
Viewfinder type | None | Electronic |
Viewfinder resolution | - | 2,359 thousand dots |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.71x |
Features | ||
Lowest shutter speed | 4 secs | 30 secs |
Highest shutter speed | 1/1700 secs | 1/8000 secs |
Continuous shooting rate | 7.0 frames/s | 5.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | - | Yes |
Change WB | ||
Image stabilization | ||
Built-in flash | ||
Flash distance | 9.30 m | no built-in flash |
Flash settings | Auto, On, Off, Red-Eye, Fill-in | no built-in flash |
External flash | ||
AEB | ||
WB bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) | 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps) |
Maximum video resolution | 1920x1080 | 3840x2160 |
Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC |
Mic support | ||
Headphone support | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 226 gr (0.50 lbs) | 489 gr (1.08 lbs) |
Physical dimensions | 106 x 69 x 40mm (4.2" x 2.7" x 1.6") | 127 x 94 x 48mm (5.0" x 3.7" x 1.9") |
DXO scores | ||
DXO All around rating | not tested | 87 |
DXO Color Depth rating | not tested | 23.9 |
DXO Dynamic range rating | not tested | 13.2 |
DXO Low light rating | not tested | 3702 |
Other | ||
Battery life | 200 images | 360 images |
Battery style | Battery Pack | Battery Pack |
Battery ID | LI-50B | NP-FW50 |
Self timer | Yes (2 or 12 sec, pet auto shutter) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse shooting | With downloadable app | |
Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
Card slots | Single | Single |
Launch pricing | $0 | $1,998 |