Canon A2100 IS vs Pentax WG-3 GPS
92 Imaging
34 Features
20 Overall
28


90 Imaging
39 Features
43 Overall
40
Canon A2100 IS vs Pentax WG-3 GPS Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 80 - 1600
- Optical Image Stabilization
- 640 x 480 video
- 36-216mm (F3.2-5.9) lens
- 185g - 102 x 64 x 32mm
- Launched February 2009
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 25-100mm (F2.0-4.9) lens
- 238g - 125 x 64 x 33mm
- Revealed July 2013

Canon A2100 IS vs Pentax WG-3 GPS Overview
On this page, we will be reviewing the Canon A2100 IS vs Pentax WG-3 GPS, one is a Small Sensor Compact and the latter is a Waterproof by rivals Canon and Pentax. There is a crucial difference between the sensor resolutions of the A2100 IS (12MP) and WG-3 GPS (16MP) but both cameras provide the same sensor sizes (1/2.3").

The A2100 IS was brought out 5 years prior to the WG-3 GPS which is quite a serious gap as far as tech is concerned. Both the cameras have the same body design (Compact).
Before we go straight to a detailed comparison, here is a brief highlight of how the A2100 IS scores versus the WG-3 GPS in the way of portability, imaging, features and an overall score.

Canon A2100 IS vs Pentax WG-3 GPS Gallery
The following is a preview of the gallery photos for Canon PowerShot A2100 IS and Pentax WG-3 GPS. The entire galleries are viewable at Canon A2100 IS Gallery and Pentax WG-3 GPS Gallery.
Reasons to pick Canon A2100 IS over the Pentax WG-3 GPS
A2100 IS | WG-3 GPS |
---|
Reasons to pick Pentax WG-3 GPS over the Canon A2100 IS
WG-3 GPS | A2100 IS | |||
---|---|---|---|---|
Revealed | July 2013 | ![]() | February 2009 | More modern by 53 months |
Focus manually | ![]() | Dial exact focusing | ||
Screen resolution | 460k | ![]() | 230k | Sharper screen (+230k dot) |
Common features in the Canon A2100 IS and Pentax WG-3 GPS
A2100 IS | WG-3 GPS | |||
---|---|---|---|---|
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen dimensions | 3" | ![]() | 3" | Equal screen dimensions |
Selfie screen | ![]() | Neither features selfie screen | ||
Touch friendly screen | ![]() | Lack of Touch friendly screen |
Canon A2100 IS vs Pentax WG-3 GPS Physical Comparison
If you are planning to carry around your camera, you need to think about its weight and dimensions. The Canon A2100 IS enjoys outer measurements of 102mm x 64mm x 32mm (4.0" x 2.5" x 1.3") accompanied by a weight of 185 grams (0.41 lbs) and the Pentax WG-3 GPS has dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 238 grams (0.52 lbs).
Examine the Canon A2100 IS vs Pentax WG-3 GPS in the all new Camera and Lens Size Comparison Tool.
Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are employing at that moment. Underneath is a front view proportions comparison of the A2100 IS against the WG-3 GPS.

Using size and weight, the portability rating of the A2100 IS and WG-3 GPS is 92 and 90 respectively.

Canon A2100 IS vs Pentax WG-3 GPS Sensor Comparison
Usually, it is very difficult to envision the contrast between sensor sizes merely by going over a spec sheet. The pic underneath may offer you a better sense of the sensor measurements in the A2100 IS and WG-3 GPS.
As you can see, both of those cameras have the same sensor dimensions albeit not the same MP. You should count on the Pentax WG-3 GPS to offer you more detail having its extra 4MP. Higher resolution can also allow you to crop pictures a bit more aggressively. The more aged A2100 IS is going to be disadvantaged when it comes to sensor technology.

Canon A2100 IS vs Pentax WG-3 GPS Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Canon A2100 IS vs Pentax WG-3 GPS Specifications
Canon PowerShot A2100 IS | Pentax WG-3 GPS | |
---|---|---|
General Information | ||
Brand Name | Canon | Pentax |
Model | Canon PowerShot A2100 IS | Pentax WG-3 GPS |
Type | Small Sensor Compact | Waterproof |
Launched | 2009-02-18 | 2013-07-19 |
Body design | Compact | Compact |
Sensor Information | ||
Sensor type | CCD | 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 aliasing filter | ||
Aspect ratio | 4:3 and 16:9 | 1:1, 4:3 and 16:9 |
Maximum resolution | 4000 x 3000 | 4608 x 3456 |
Maximum native ISO | 1600 | 6400 |
Lowest native ISO | 80 | 125 |
RAW photos | ||
Autofocusing | ||
Manual focus | ||
Touch focus | ||
Continuous autofocus | ||
Autofocus single | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Number of focus points | 9 | 9 |
Lens | ||
Lens mounting type | fixed lens | fixed lens |
Lens focal range | 36-216mm (6.0x) | 25-100mm (4.0x) |
Largest aperture | f/3.2-5.9 | f/2.0-4.9 |
Macro focus distance | 1cm | 1cm |
Crop factor | 5.8 | 5.8 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display diagonal | 3 inches | 3 inches |
Display resolution | 230k dot | 460k dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Display tech | - | Widescreen TFT color LCD with anti-reflective coating |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Slowest shutter speed | 15s | 4s |
Maximum shutter speed | 1/1600s | 1/4000s |
Continuous shooting speed | 1.0 frames per sec | - |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 3.50 m | 3.40 m |
Flash modes | Auto, Fill-in, Red-Eye reduction, Slow Sync, Off | Auto, On, Off, Red-eye, Soft |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 640 x 480 (30 fps), 320 x 240 (30 fps) | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) |
Maximum video resolution | 640x480 | 1920x1080 |
Video format | Motion JPEG | MPEG-4, H.264 |
Microphone input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | BuiltIn |
Physical | ||
Environment seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 185g (0.41 pounds) | 238g (0.52 pounds) |
Physical dimensions | 102 x 64 x 32mm (4.0" x 2.5" x 1.3") | 125 x 64 x 33mm (4.9" x 2.5" x 1.3") |
DXO scores | ||
DXO All around score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery life | - | 240 photos |
Style of battery | - | Battery Pack |
Battery model | 2 x AA | D-LI92 |
Self timer | Yes (2, 10, Custom, Face) | Yes (2 or 10 sec) |
Time lapse feature | ||
Storage media | SD/SDHC/MMC/MMCplus/HD MMCplus | SD/SDHC/SDXC card, Internal |
Storage slots | One | One |
Pricing at launch | $220 | $350 |