Olympus TG-310 vs Pentax WG-2
94 Imaging
37 Features
33 Overall
35


91 Imaging
39 Features
37 Overall
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Olympus TG-310 vs Pentax WG-2 Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 80 - 1600
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-102mm (F3.9-5.9) lens
- 155g - 96 x 63 x 23mm
- Revealed January 2011
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 125 - 6400
- 1920 x 1080 video
- 28-140mm (F3.5-5.5) lens
- 192g - 122 x 61 x 30mm
- Released February 2012

Olympus TG-310 vs Pentax WG-2 Overview
On this page, we are looking at the Olympus TG-310 versus Pentax WG-2, both Waterproof digital cameras by manufacturers Olympus and Pentax. The sensor resolution of the TG-310 (14MP) and the WG-2 (16MP) is very well matched and both cameras provide the same sensor size (1/2.3").

The TG-310 was brought out 13 months earlier than the WG-2 making them a generation away from each other. The two cameras have the same body design (Compact).
Before going right into a comprehensive comparison, here is a simple summation of how the TG-310 scores vs the WG-2 in relation to portability, imaging, features and an overall score.

Olympus TG-310 vs Pentax WG-2 Gallery
The following is a sample of the gallery pics for Olympus TG-310 and Pentax Optio WG-2. The entire galleries are provided at Olympus TG-310 Gallery and Pentax WG-2 Gallery.
Reasons to pick Olympus TG-310 over the Pentax WG-2
TG-310 | WG-2 |
---|
Reasons to pick Pentax WG-2 over the Olympus TG-310
WG-2 | TG-310 | |||
---|---|---|---|---|
Released | February 2012 | ![]() | January 2011 | More modern by 13 months |
Focus manually | ![]() | More accurate focusing | ||
Display dimensions | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 460k | ![]() | 230k | Clearer display (+230k dot) |
Common features in the Olympus TG-310 and Pentax WG-2
TG-310 | WG-2 | |||
---|---|---|---|---|
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Neither provides selfie screen | ||
Touch display | ![]() | Neither provides Touch display |
Olympus TG-310 vs Pentax WG-2 Physical Comparison
If you are planning to carry around your camera regularly, you will want to factor in its weight and volume. The Olympus TG-310 provides exterior measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") with a weight of 155 grams (0.34 lbs) whilst the Pentax WG-2 has sizing of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 192 grams (0.42 lbs).
Analyze the Olympus TG-310 versus Pentax WG-2 in the latest Camera with Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing during that time. Following is a front view physical size comparison of the TG-310 and the WG-2.

Factoring in size and weight, the portability grade of the TG-310 and WG-2 is 94 and 91 respectively.

Olympus TG-310 vs Pentax WG-2 Sensor Comparison
Oftentimes, it's difficult to see the difference between sensor sizes just by reading through technical specs. The pic here might offer you a more clear sense of the sensor sizing in the TG-310 and WG-2.
As you have seen, both the cameras provide the same sensor dimensions but not the same MP. You should expect to see the Pentax WG-2 to give you extra detail having its extra 2MP. Greater resolution can also allow you to crop images more aggressively. The more aged TG-310 is going to be behind when it comes to sensor tech.

Olympus TG-310 vs Pentax WG-2 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus TG-310 vs Pentax WG-2 Specifications
Olympus TG-310 | Pentax Optio WG-2 | |
---|---|---|
General Information | ||
Manufacturer | Olympus | Pentax |
Model type | Olympus TG-310 | Pentax Optio WG-2 |
Category | Waterproof | Waterproof |
Revealed | 2011-01-06 | 2012-02-07 |
Body design | Compact | Compact |
Sensor Information | ||
Chip | TruePic III+ | - |
Sensor type | CCD | BSI-CMOS |
Sensor size | 1/2.3" | 1/2.3" |
Sensor dimensions | 6.17 x 4.55mm | 6.17 x 4.55mm |
Sensor surface area | 28.1mm² | 28.1mm² |
Sensor resolution | 14MP | 16MP |
Anti alias filter | ||
Aspect ratio | - | 1:1, 4:3 and 16:9 |
Maximum resolution | 4288 x 3216 | 4288 x 3216 |
Maximum native ISO | 1600 | 6400 |
Minimum native ISO | 80 | 125 |
RAW images | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
AF single | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
Multi area AF | ||
Live view AF | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Total focus points | - | 9 |
Cross type focus points | - | - |
Lens | ||
Lens mount type | fixed lens | fixed lens |
Lens zoom range | 28-102mm (3.6x) | 28-140mm (5.0x) |
Maximal aperture | f/3.9-5.9 | f/3.5-5.5 |
Macro focusing range | 3cm | 1cm |
Focal length multiplier | 5.8 | 5.8 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen diagonal | 2.7 inch | 3 inch |
Screen resolution | 230 thousand dot | 460 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen technology | TFT Color LCD | Widescreen TFT color LCD with anti-reflective coating |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Slowest shutter speed | 4s | 4s |
Maximum shutter speed | 1/2000s | 1/4000s |
Continuous shooting speed | 1.0 frames/s | 1.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 4.20 m | 5.40 m |
Flash modes | Auto, On, Off, Red-Eye, Fill-in | Auto, On, Off, Red-eye, Soft |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps) |
Maximum video resolution | 1280x720 | 1920x1080 |
Video data format | Motion JPEG | MPEG-4, H.264 |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Eye-Fi Connected |
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 | 155 gr (0.34 lbs) | 192 gr (0.42 lbs) |
Physical dimensions | 96 x 63 x 23mm (3.8" x 2.5" x 0.9") | 122 x 61 x 30mm (4.8" x 2.4" x 1.2") |
DXO scores | ||
DXO All around rating | not tested | not tested |
DXO Color Depth rating | not tested | not tested |
DXO Dynamic range rating | not tested | not tested |
DXO Low light rating | not tested | not tested |
Other | ||
Battery life | 150 images | 260 images |
Type of battery | Battery Pack | Battery Pack |
Battery ID | LI-42B | D-LI92 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC/SDXC | SD/SDHC/SDXC card, Internal |
Storage slots | 1 | 1 |
Launch cost | $0 | $350 |