Pentax K100D S vs Pentax WG-2 GPS
65 Imaging
45 Features
38 Overall
42


91 Imaging
39 Features
37 Overall
38
Pentax K100D S vs Pentax WG-2 GPS Key Specs
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Screen
- ISO 200 - 3200
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 646g - 129 x 91 x 71mm
- Released June 2007
- Succeeded the Pentax K100D
- Later Model is Pentax K200D
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 125 - 6400
- 1920 x 1080 video
- 28-140mm (F3.5-5.5) lens
- 198g - 122 x 61 x 30mm
- Released February 2012

Pentax K100D S vs Pentax WG-2 GPS Overview
Let's look closer at the Pentax K100D S vs Pentax WG-2 GPS, former is a Entry-Level DSLR while the other is a Waterproof and both of them are built by Pentax. There exists a sizable gap between the resolutions of the K100D S (6MP) and WG-2 GPS (16MP) and the K100D S (APS-C) and WG-2 GPS (1/2.3") feature different sensor sizes.

The K100D S was introduced 5 years earlier than the WG-2 GPS which is quite a significant difference as far as technology is concerned. Both the cameras offer different body type with the Pentax K100D S being a Compact SLR camera and the Pentax WG-2 GPS being a Compact camera.
Before getting in to a more detailed comparison, below is a brief summary of how the K100D S scores against the WG-2 GPS when considering portability, imaging, features and an overall score.

Pentax K100D S vs Pentax WG-2 GPS Gallery
The following is a sample of the gallery pics for Pentax K100D Super & Pentax Optio WG-2 GPS. The whole galleries are available at Pentax K100D S Gallery & Pentax WG-2 GPS Gallery.
Reasons to pick Pentax K100D S over the Pentax WG-2 GPS
K100D S | WG-2 GPS |
---|
Reasons to pick Pentax WG-2 GPS over the Pentax K100D S
WG-2 GPS | K100D S | |||
---|---|---|---|---|
Released | February 2012 | ![]() | June 2007 | More modern by 56 months |
Display sizing | 3" | ![]() | 2.5" | Larger display (+0.5") |
Display resolution | 460k | ![]() | 210k | Crisper display (+250k dot) |
Common features in the Pentax K100D S and Pentax WG-2 GPS
K100D S | WG-2 GPS | |||
---|---|---|---|---|
Manually focus | ![]() | More accurate focus | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Neither includes selfie screen | ||
Touch friendly display | ![]() | No Touch friendly display |
Pentax K100D S vs Pentax WG-2 GPS Physical Comparison
When you are planning to carry around your camera regularly, you'll have to consider its weight and size. The Pentax K100D S features external measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") along with a weight of 646 grams (1.42 lbs) whilst the Pentax WG-2 GPS has specifications of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") and a weight of 198 grams (0.44 lbs).
Check the Pentax K100D S vs Pentax WG-2 GPS in our newest Camera plus Lens Size Comparison Tool.
Do not forget, the weight of an ILC will change dependant on the lens you are utilizing at that moment. Here is the front view measurements comparison of the K100D S vs the WG-2 GPS.

Taking into account dimensions and weight, the portability grade of the K100D S and WG-2 GPS is 65 and 91 respectively.

Pentax K100D S vs Pentax WG-2 GPS Sensor Comparison
Sometimes, it's difficult to picture the gap between sensor sizes purely by checking a spec sheet. The image below might give you a clearer sense of the sensor sizing in the K100D S and WG-2 GPS.
Clearly, the two cameras offer different megapixels and different sensor sizes. The K100D S using its larger sensor is going to make achieving shallower DOF simpler and the Pentax WG-2 GPS will give you more detail using its extra 10MP. Greater resolution can also let you crop photos a little more aggressively. The more aged K100D S is going to be behind in sensor technology.

Pentax K100D S vs Pentax WG-2 GPS Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K100D S vs Pentax WG-2 GPS Specifications
Pentax K100D Super | Pentax Optio WG-2 GPS | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Pentax |
Model type | Pentax K100D Super | Pentax Optio WG-2 GPS |
Class | Entry-Level DSLR | Waterproof |
Released | 2007-06-28 | 2012-02-07 |
Physical type | Compact SLR | Compact |
Sensor Information | ||
Sensor type | CCD | BSI-CMOS |
Sensor size | APS-C | 1/2.3" |
Sensor dimensions | 23.5 x 15.7mm | 6.17 x 4.55mm |
Sensor area | 369.0mm² | 28.1mm² |
Sensor resolution | 6 megapixels | 16 megapixels |
Anti alias filter | ||
Aspect ratio | 3:2 | 1:1, 4:3 and 16:9 |
Full resolution | 3008 x 2008 | 4288 x 3216 |
Max native ISO | 3200 | 6400 |
Minimum native ISO | 200 | 125 |
RAW photos | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Continuous AF | ||
AF single | ||
Tracking AF | ||
Selective AF | ||
AF center weighted | ||
AF multi area | ||
AF live view | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | 11 | 9 |
Lens | ||
Lens mount type | Pentax KAF2 | fixed lens |
Lens zoom range | - | 28-140mm (5.0x) |
Maximal aperture | - | f/3.5-5.5 |
Macro focusing distance | - | 1cm |
Amount of lenses | 151 | - |
Crop factor | 1.5 | 5.8 |
Screen | ||
Type of screen | Fixed Type | Fixed Type |
Screen sizing | 2.5 inch | 3 inch |
Screen resolution | 210 thousand dots | 460 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Screen technology | - | Widescreen TFT color LCD with anti-reflective coating |
Viewfinder Information | ||
Viewfinder | Optical (pentamirror) | None |
Viewfinder coverage | 96% | - |
Viewfinder magnification | 0.57x | - |
Features | ||
Slowest shutter speed | 30 secs | 4 secs |
Maximum shutter speed | 1/4000 secs | 1/4000 secs |
Continuous shooting rate | 3.0fps | 1.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | - |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | - | 5.40 m |
Flash options | Auto, On, Off, Red-eye reduction | Auto, On, Off, Red-eye, Soft |
Hot shoe | ||
AE bracketing | ||
White balance bracketing | ||
Maximum flash synchronize | 1/180 secs | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | - | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps) |
Max video resolution | None | 1920x1080 |
Video data format | - | MPEG-4, H.264 |
Mic support | ||
Headphone support | ||
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 sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 646 gr (1.42 lb) | 198 gr (0.44 lb) |
Dimensions | 129 x 91 x 71mm (5.1" x 3.6" x 2.8") | 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 | - | 260 photographs |
Type of battery | - | Battery Pack |
Battery ID | 4 x AA | D-LI92 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC card | SD/SDHC/SDXC card, Internal |
Card slots | Single | Single |
Price at launch | $520 | $300 |