Olympus TG-820 iHS vs Pentax WG-2
92 Imaging
36 Features
37 Overall
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91 Imaging
39 Features
37 Overall
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Olympus TG-820 iHS vs Pentax WG-2 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 28-140mm (F3.9-5.9) lens
- 206g - 101 x 65 x 26mm
- Introduced February 2012
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 6400
- 1920 x 1080 video
- 28-140mm (F3.5-5.5) lens
- 192g - 122 x 61 x 30mm
- Announced February 2012

Olympus TG-820 iHS vs Pentax WG-2 Overview
Let's take a closer look at the Olympus TG-820 iHS versus Pentax WG-2, both Waterproof digital cameras by companies Olympus and Pentax. There is a noticeable difference between the resolutions of the TG-820 iHS (12MP) and WG-2 (16MP) but they use the exact same sensor sizes (1/2.3").

The TG-820 iHS was launched within a month of the WG-2 which means that they are both of a similar age. The two cameras come with the identical body type (Compact).
Before diving straight into a more detailed comparison, below is a quick summation of how the TG-820 iHS scores against the WG-2 when considering portability, imaging, features and an overall grade.

Olympus TG-820 iHS vs Pentax WG-2 Gallery
Following is a preview of the gallery images for Olympus TG-820 iHS & Pentax Optio WG-2. The complete galleries are provided at Olympus TG-820 iHS Gallery & Pentax WG-2 Gallery.
Reasons to pick Olympus TG-820 iHS over the Pentax WG-2
TG-820 iHS | WG-2 | |||
---|---|---|---|---|
Screen resolution | 1030k | ![]() | 460k | Sharper screen (+570k dot) |
Reasons to pick Pentax WG-2 over the Olympus TG-820 iHS
WG-2 | TG-820 iHS | |||
---|---|---|---|---|
Manually focus | ![]() | Very exact focusing |
Common features in the Olympus TG-820 iHS and Pentax WG-2
TG-820 iHS | WG-2 | |||
---|---|---|---|---|
Announced | February 2012 | ![]() | February 2012 | Similar age |
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen dimension | 3" | ![]() | 3" | Identical screen dimensions |
Selfie screen | ![]() | Neither includes selfie screen | ||
Touch screen | ![]() | Neither includes Touch screen |
Olympus TG-820 iHS vs Pentax WG-2 Physical Comparison
If you are aiming to lug around your camera often, you are going to need to factor in its weight and dimensions. The Olympus TG-820 iHS features outside dimensions of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") accompanied by a weight of 206 grams (0.45 lbs) whilst the Pentax WG-2 has dimensions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") along with a weight of 192 grams (0.42 lbs).
See the Olympus TG-820 iHS versus Pentax WG-2 in our brand new Camera plus Lens Size Comparison Tool.
Remember, the weight of an ILC will change depending on the lens you have at the time. Following is the front view sizing comparison of the TG-820 iHS vs the WG-2.

Taking into account size and weight, the portability rating of the TG-820 iHS and WG-2 is 92 and 91 respectively.

Olympus TG-820 iHS vs Pentax WG-2 Sensor Comparison
Often, it is very hard to visualise the gap between sensor measurements simply by checking specifications. The photograph here will help provide you a more clear sense of the sensor dimensions in the TG-820 iHS and WG-2.
To sum up, the two cameras have got the exact same sensor measurements albeit not the same megapixels. You can expect the Pentax WG-2 to give extra detail utilizing its extra 4 Megapixels. Higher resolution will let you crop pictures much more aggressively.

Olympus TG-820 iHS vs Pentax WG-2 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus TG-820 iHS vs Pentax WG-2 Specifications
Olympus TG-820 iHS | Pentax Optio WG-2 | |
---|---|---|
General Information | ||
Manufacturer | Olympus | Pentax |
Model type | Olympus TG-820 iHS | Pentax Optio WG-2 |
Type | Waterproof | Waterproof |
Introduced | 2012-02-08 | 2012-02-07 |
Physical type | Compact | Compact |
Sensor Information | ||
Chip | TruePic VI | - |
Sensor type | CMOS | BSI-CMOS |
Sensor size | 1/2.3" | 1/2.3" |
Sensor measurements | 6.17 x 4.55mm | 6.17 x 4.55mm |
Sensor area | 28.1mm² | 28.1mm² |
Sensor resolution | 12MP | 16MP |
Anti alias filter | ||
Aspect ratio | - | 1:1, 4:3 and 16:9 |
Highest Possible resolution | 3968 x 2976 | 4288 x 3216 |
Maximum native ISO | 6400 | 6400 |
Minimum native ISO | 100 | 125 |
RAW pictures | ||
Autofocusing | ||
Manual focusing | ||
AF touch | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
Selective AF | ||
AF center weighted | ||
AF multi area | ||
AF live view | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Total focus points | - | 9 |
Lens | ||
Lens mount type | fixed lens | fixed lens |
Lens zoom range | 28-140mm (5.0x) | 28-140mm (5.0x) |
Max aperture | f/3.9-5.9 | f/3.5-5.5 |
Macro focusing range | 1cm | 1cm |
Focal length multiplier | 5.8 | 5.8 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display size | 3 inches | 3 inches |
Resolution of display | 1,030 thousand dots | 460 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Display tech | HyperCrystal III TFT Color LCD | Widescreen TFT color LCD with anti-reflective coating |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Minimum shutter speed | 4 seconds | 4 seconds |
Fastest shutter speed | 1/2000 seconds | 1/4000 seconds |
Continuous shutter rate | 5.0 frames/s | 1.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Set WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 3.50 m | 5.40 m |
Flash settings | Auto, On, Off, Red-Eye, Fill-in | Auto, On, Off, Red-eye, Soft |
Hot shoe | ||
Auto exposure bracketing | ||
White balance 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) | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps) |
Maximum video resolution | 1920x1080 | 1920x1080 |
Video format | MPEG-4, H.264 | MPEG-4, H.264 |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
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 | 206 gr (0.45 pounds) | 192 gr (0.42 pounds) |
Dimensions | 101 x 65 x 26mm (4.0" x 2.6" x 1.0") | 122 x 61 x 30mm (4.8" x 2.4" x 1.2") |
DXO scores | ||
DXO Overall 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 | 220 pictures | 260 pictures |
Battery type | Battery Pack | Battery Pack |
Battery ID | LI-50B | D-LI92 |
Self timer | Yes (2 or 12 sec, pet auto shutter) | Yes (2 or 10 sec) |
Time lapse recording | ||
Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC card, Internal |
Card slots | 1 | 1 |
Retail price | $500 | $350 |