Olympus TG-870 vs Sony A7 II
91 Imaging
40 Features
46 Overall
42
69 Imaging
70 Features
84 Overall
75
Olympus TG-870 vs Sony A7 II Key Specs
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Tilting Screen
- ISO 125 - 6400 (Boost to 12800)
- Optical Image Stabilization
- 1920 x 1080 video
- 21-105mm (F3.5-5.7) lens
- 221g - 113 x 64 x 28mm
- Launched January 2016
- Older Model is Olympus TG-860
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 25600 (Push to 51200)
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Sony E Mount
- 599g - 127 x 96 x 60mm
- Released November 2014
- Old Model is Sony A7
- Renewed by Sony A7 III
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Following is a detailed analysis of the Olympus TG-870 and Sony A7 II, one is a Ultracompact and the latter is a Pro Mirrorless by companies Olympus and Sony. There is a crucial difference among the image resolutions of the TG-870 (16MP) and A7 II (24MP) and the TG-870 (1/2.3") and A7 II (Full frame) enjoy different sensor measurements.
Sora from OpenAI releases its first ever music videoThe TG-870 was manufactured 14 months after the A7 II which makes the cameras a generation away from each other. Both of the cameras offer different body type with the Olympus TG-870 being a Ultracompact camera and the Sony A7 II being a SLR-style mirrorless camera.
Before we go in to a detailed comparison, below is a quick view of how the TG-870 matches up versus the A7 II for portability, imaging, features and an overall score.
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Here is a preview of the gallery photos for Olympus Stylus Tough TG-870 and Sony Alpha A7 II. The entire galleries are viewable at Olympus TG-870 Gallery and Sony A7 II Gallery.
Reasons to pick Olympus TG-870 over the Sony A7 II
| TG-870 | A7 II | |||
|---|---|---|---|---|
| Released | January 2016 | November 2014 | More modern by 14 months |
Reasons to pick Sony A7 II over the Olympus TG-870
| A7 II | TG-870 | |||
|---|---|---|---|---|
| Manual focus | Very precise focusing | |||
| Screen resolution | 1230k | 921k | Sharper screen (+309k dot) |
Common features in the Olympus TG-870 and Sony A7 II
| TG-870 | A7 II | |||
|---|---|---|---|---|
| Screen type | Tilting | Tilting | Tilting screen | |
| Screen sizing | 3" | 3" | Equivalent screen measurements | |
| Selfie screen | Lacking selfie screen | |||
| Touch screen | Neither offers Touch screen |
Olympus TG-870 vs Sony A7 II Physical Comparison
In case you're planning to carry around your camera, you should factor in its weight and size. The Olympus TG-870 offers exterior dimensions of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") accompanied by a weight of 221 grams (0.49 lbs) whilst the Sony A7 II has specifications of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") having a weight of 599 grams (1.32 lbs).
Take a look at the Olympus TG-870 and Sony A7 II in the all new Camera with Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have chosen at the time. Here is the front view measurements comparison of the TG-870 against the A7 II.

Looking at size and weight, the portability grade of the TG-870 and A7 II is 91 and 69 respectively.
Olympus TG-870 vs Sony A7 II Sensor Comparison
In many cases, it is hard to picture the difference in sensor sizes merely by going through specifications. The pic here might offer you a clearer sense of the sensor dimensions in the TG-870 and A7 II.
Plainly, the two cameras offer different resolutions and different sensor sizes. The TG-870 because of its smaller sensor is going to make getting shallow DOF tougher and the Sony A7 II will show more detail due to its extra 8MP. Higher resolution will enable you to crop shots a little more aggressively. The fresher TG-870 provides an edge when it comes to sensor tech.
Olympus TG-870 vs Sony A7 II Screen and ViewFinder
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Olympus TG-870 vs Sony A7 II Specifications
| Olympus Stylus Tough TG-870 | Sony Alpha A7 II | |
|---|---|---|
| General Information | ||
| Brand | Olympus | Sony |
| Model type | Olympus Stylus Tough TG-870 | Sony Alpha A7 II |
| Category | Ultracompact | Pro Mirrorless |
| Launched | 2016-01-06 | 2014-11-20 |
| Physical type | Ultracompact | SLR-style mirrorless |
| Sensor Information | ||
| Processor | TruePic VII | 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 | 16 megapixels | 24 megapixels |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Full resolution | 4608 x 3456 | 6000 x 4000 |
| Max native ISO | 6400 | 25600 |
| Max boosted ISO | 12800 | 51200 |
| Minimum native ISO | 125 | 100 |
| RAW format | ||
| Minimum boosted ISO | - | 50 |
| Autofocusing | ||
| Manual focusing | ||
| AF touch | ||
| AF continuous | ||
| Single AF | ||
| AF tracking | ||
| Selective AF | ||
| Center weighted AF | ||
| Multi area AF | ||
| AF live view | ||
| Face detection focusing | ||
| Contract detection focusing | ||
| Phase detection focusing | ||
| Total focus points | - | 117 |
| Lens | ||
| Lens support | fixed lens | Sony E |
| Lens zoom range | 21-105mm (5.0x) | - |
| Max aperture | f/3.5-5.7 | - |
| Macro focusing distance | 1cm | - |
| Available lenses | - | 121 |
| Focal length multiplier | 5.8 | 1 |
| Screen | ||
| Screen type | Tilting | Tilting |
| Screen size | 3 inch | 3 inch |
| Screen resolution | 921k dots | 1,230k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder | None | Electronic |
| Viewfinder resolution | - | 2,359k dots |
| Viewfinder coverage | - | 100 percent |
| Viewfinder magnification | - | 0.71x |
| Features | ||
| Slowest shutter speed | 4 secs | 30 secs |
| Maximum shutter speed | 1/2000 secs | 1/8000 secs |
| Continuous shooting rate | 7.0fps | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | - | Yes |
| Change WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 4.00 m (at ISO 1600) | no built-in flash |
| Flash modes | Auto, redeye reduction, fill flash, off, LED illuminator | no built-in flash |
| External flash | ||
| AE bracketing | ||
| WB bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (60p), 1280 x 720 (60p), 640 x 480 (60p) | 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
| Max video resolution | 1920x1080 | 1920x1080 |
| Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | BuiltIn | None |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 221g (0.49 lb) | 599g (1.32 lb) |
| Dimensions | 113 x 64 x 28mm (4.4" x 2.5" x 1.1") | 127 x 96 x 60mm (5.0" x 3.8" x 2.4") |
| DXO scores | ||
| DXO All around rating | not tested | 90 |
| DXO Color Depth rating | not tested | 24.9 |
| DXO Dynamic range rating | not tested | 13.6 |
| DXO Low light rating | not tested | 2449 |
| Other | ||
| Battery life | 300 photographs | 350 photographs |
| Form of battery | Battery Pack | Battery Pack |
| Battery ID | Li-50B | NP-FW50 |
| Self timer | Yes (2 or 10 sec, custom) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse shooting | With downloadable app | |
| Storage type | SD/SDHC/SDXC, Internal | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
| Card slots | 1 | 1 |
| Launch price | $280 | $1,456 |