Olympus TG-820 iHS vs Pentax K100D S
92 Imaging
36 Features
37 Overall
36


65 Imaging
45 Features
38 Overall
42
Olympus TG-820 iHS vs Pentax K100D S Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 100 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 28-140mm (F3.9-5.9) lens
- 206g - 101 x 65 x 26mm
- Released February 2012
(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
- Old Model is Pentax K100D
- Later Model is Pentax K200D

Olympus TG-820 iHS vs Pentax K100D S Overview
Following is a detailed review of the Olympus TG-820 iHS vs Pentax K100D S, former is a Waterproof while the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There exists a large gap among the resolutions of the TG-820 iHS (12MP) and K100D S (6MP) and the TG-820 iHS (1/2.3") and K100D S (APS-C) have different sensor sizing.

The TG-820 iHS was unveiled 4 years after the K100D S which is a fairly serious difference as far as camera technology is concerned. Each of the cameras have different body design with the Olympus TG-820 iHS being a Compact camera and the Pentax K100D S being a Compact SLR camera.
Before delving into a more detailed comparison, here is a concise introduction of how the TG-820 iHS scores vs the K100D S in the way of portability, imaging, features and an overall score.

Olympus TG-820 iHS vs Pentax K100D S Gallery
Following is a preview of the gallery photos for Olympus TG-820 iHS & Pentax K100D Super. The full galleries are provided at Olympus TG-820 iHS Gallery & Pentax K100D S Gallery.
Reasons to pick Olympus TG-820 iHS over the Pentax K100D S
TG-820 iHS | K100D S | |||
---|---|---|---|---|
Released | February 2012 | ![]() | June 2007 | More modern by 57 months |
Screen dimensions | 3" | ![]() | 2.5" | Bigger screen (+0.5") |
Screen resolution | 1030k | ![]() | 210k | Clearer screen (+820k dot) |
Reasons to pick Pentax K100D S over the Olympus TG-820 iHS
K100D S | TG-820 iHS | |||
---|---|---|---|---|
Manually focus | ![]() | Very accurate focus |
Common features in the Olympus TG-820 iHS and Pentax K100D S
TG-820 iHS | K100D S | |||
---|---|---|---|---|
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Neither offers selfie screen | ||
Touch screen | ![]() | Neither offers Touch screen |
Olympus TG-820 iHS vs Pentax K100D S Physical Comparison
For anybody who is going to carry around your camera frequently, you are going to need to factor in its weight and size. The Olympus TG-820 iHS offers outside measurements of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") along with a weight of 206 grams (0.45 lbs) while the Pentax K100D S has specifications of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") having a weight of 646 grams (1.42 lbs).
Examine the Olympus TG-820 iHS vs Pentax K100D S in our completely new Camera plus Lens Size Comparison Tool.
Remember, the weight of an ILC will vary dependant on the lens you have chosen at that moment. Underneath is a front view dimensions comparison of the TG-820 iHS against the K100D S.

Using dimensions and weight, the portability score of the TG-820 iHS and K100D S is 92 and 65 respectively.

Olympus TG-820 iHS vs Pentax K100D S Sensor Comparison
Sometimes, it's hard to visualize the gap in sensor sizes purely by looking through technical specs. The picture below will offer you a much better sense of the sensor sizing in the TG-820 iHS and K100D S.
As you can tell, both the cameras have different resolutions and different sensor sizes. The TG-820 iHS using its smaller sensor is going to make achieving shallow DOF trickier and the Olympus TG-820 iHS will provide you with more detail having an extra 6MP. Higher resolution will make it easier to crop photographs a bit more aggressively. The fresher TG-820 iHS provides an advantage when it comes to sensor innovation.

Olympus TG-820 iHS vs Pentax K100D S Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus TG-820 iHS vs Pentax K100D S Specifications
Olympus TG-820 iHS | Pentax K100D Super | |
---|---|---|
General Information | ||
Make | Olympus | Pentax |
Model type | Olympus TG-820 iHS | Pentax K100D Super |
Category | Waterproof | Entry-Level DSLR |
Released | 2012-02-08 | 2007-06-28 |
Physical type | Compact | Compact SLR |
Sensor Information | ||
Powered by | TruePic VI | - |
Sensor type | CMOS | CCD |
Sensor size | 1/2.3" | APS-C |
Sensor dimensions | 6.17 x 4.55mm | 23.5 x 15.7mm |
Sensor surface area | 28.1mm² | 369.0mm² |
Sensor resolution | 12 megapixel | 6 megapixel |
Anti alias filter | ||
Aspect ratio | - | 3:2 |
Full resolution | 3968 x 2976 | 3008 x 2008 |
Max native ISO | 6400 | 3200 |
Lowest native ISO | 100 | 200 |
RAW pictures | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
AF selectice | ||
AF center weighted | ||
AF multi area | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | - | 11 |
Lens | ||
Lens mount type | fixed lens | Pentax KAF2 |
Lens zoom range | 28-140mm (5.0x) | - |
Maximum aperture | f/3.9-5.9 | - |
Macro focusing distance | 1cm | - |
Number of lenses | - | 151 |
Focal length multiplier | 5.8 | 1.5 |
Screen | ||
Type of screen | Fixed Type | Fixed Type |
Screen diagonal | 3 inch | 2.5 inch |
Screen resolution | 1,030k dots | 210k dots |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Screen technology | HyperCrystal III TFT Color LCD | - |
Viewfinder Information | ||
Viewfinder | None | Optical (pentamirror) |
Viewfinder coverage | - | 96 percent |
Viewfinder magnification | - | 0.57x |
Features | ||
Lowest shutter speed | 4 secs | 30 secs |
Highest shutter speed | 1/2000 secs | 1/4000 secs |
Continuous shooting rate | 5.0 frames/s | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | - | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 3.50 m | - |
Flash settings | Auto, On, Off, Red-Eye, Fill-in | Auto, On, Off, Red-eye reduction |
Hot shoe | ||
AEB | ||
White balance bracketing | ||
Highest flash synchronize | - | 1/180 secs |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 1920 x 1080 (30 fps)1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) | - |
Max video resolution | 1920x1080 | None |
Video file format | MPEG-4, H.264 | - |
Mic support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | None |
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 grams (0.45 lb) | 646 grams (1.42 lb) |
Physical dimensions | 101 x 65 x 26mm (4.0" x 2.6" x 1.0") | 129 x 91 x 71mm (5.1" x 3.6" x 2.8") |
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 | 220 images | - |
Battery style | Battery Pack | - |
Battery ID | LI-50B | 4 x AA |
Self timer | Yes (2 or 12 sec, pet auto shutter) | Yes (2 or 12 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC/SDXC | SD/SDHC card |
Card slots | Single | Single |
Price at launch | $500 | $520 |