Pentax K100D S

Pentax K100D S is Pentax's Entry-Level DSLR digital camera originally introduced on June of 2007. It comes with a 6 MegaPixel, CCD APS-C sized sensor and has a peak resolution of 3008 x 2008.

Pentax launched this model in an effort to upgrade the earlier Pentax K100D (Read Full Comparison) and afterwards released the more recent Pentax K200D (Read Full Comparison) as a way to upgrade this camera.

The K100D S places at #69 out of 80 in Entry-Level DSLR cameras and all round #637 out of 1465 for cameras in our collection. You can test our Smart camera filter to see camera listings based on your custom factors.

Here is a chart of different criteria used in the scoring system.

The Pentax K100D S comes with a history of related cameras. Underneath, you can take a look at all previous and brand new models along with main specifications.

You can check the K100D S from different angles in the gallery underneath.

Below is a checklist of good and bad points of the Pentax K100D S based on factors that are generally seen as essential in a digital camera.

The size of the sensor in the Pentax K100D S is 23.5mm x 15.7mm (APS-C). The 369 mm² sensor has the ability to resolve 3008 x 2008 pixels and aspect ratios of 3:2. The camera includes Image Stabilization (Sensor based). In body stabilization is better than digital stabilization as the latter may cause cropping.

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The CCD sensor boasts 6MP and gives a standard ISO range of 200 - 3200. RAW format is saved which means that you have wider margin for error.

The picture below displays the K100D S's sensor dimensions compared to other popular sizes. The K100D S sensor comes with a crop factor of 1.5 and is displayed in green.

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To get an understanding of different aspect ratios, you should refer to the graphic below.

Pentax K100D S has a weight of 1.42 lb (646g / 22.79 ounces) and features external size of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8"). The weight of general Entry-Level DSLR camera is 540g so the Pentax K100D S is more heavy when compared to various competitors.

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Listed below is a visual of the Pentax K100D S beside a softdrink to help you have a feel for its scale.

The top view directly below will illustrate the button layout on the K100D S.

The K100D S uses the Pentax KAF2 mount and has 17 lenses to pick from. Below is a few of the lenses we have in our database which will fit the K100D S.

ModelVisualizeFocal LengthApertureStabilizedWeight

Samsung D-Xenon 18-250mm F3.5-6.318-250mmf/3.5-6.3 455g

Pentax smc DA 50-135mm F2.8 ED IF SDM50-135mmf/2.8 685g

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Pentax smc DA 16-50mm F2.8 ED AL IF SDM16-50mmf/2.8 565g

Pentax smc DA 300mm F4.0 ED IF SDM300mmf/4.0 1070g

Venus Laowa 25mm F2.8 2.5-5X Ultra Macro25mmf/2.8400g

Pentax smc DA 60-250mm F4.0 ED IF SDM60-250mmf/4.0 1040g

Photography Glossary

Venus Laowa 105mm F2 Smooth Trans Focus105mmf/2745g

The K100D S has the following connectivity:

• USB Yes

Cameras that have NFC or Bluetooth compatibility are able to be used wirelessly by smartphones. You can easily copy files and at times change camera settings without the hassle of connecting directly to the camera.

Some applications even give a Liveview and press the shutter in case you aren't close to the camera. If the camera features a HDMI out, it can easily be attached to an external display. The majority of cameras will allow you to charge the battery with the USB port.

Pentax K100D S doesn't take video. In case you are wanting a digital camera to take only photos, this might not be a problem.

Pentax K100D S doesn't include weather proofing so rainy conditions can easily damage the camera.

The Pentax K100D S comes with a 2.5 inch fixed display screen supporting a resolution of 210 thousand dots.

Unfortunately the display screen isn't a touch screen. The K100D S also has a Top screen in order to quickly checkout camera settings.

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The View Finder specifications regarding Pentax K100D S are as follows:

• ViewFinder Optical (pentamirror)
• Coverage 96%
• Magnification 0.57x

Viewfinders can be rather helpful in bright outdoor situations which will make the camera screen washed out and very difficult to view.

Pentax K100D S continuous shooting speed is 3.0 frames/s. The max shutter speed is 1/4000 seconds.

Pentax K100D S includes both built-in flash plus external flash ability. The maximum flash sync speed is 1/180 seconds.

Pentax K100D S includes both Phase Detect Autofocus and Contrast Based Autofocus. Phase Detection autofocusing is more snappier & accurate when compared to Contrast Based autofocusing.

It comes with 11 focus points to select from. Pentax K100D S features manual focusing in case it is needed in low light situations or you want to have more precise control on focusing.

The typical Entry-Level DSLR camera battery life is 589. Pentax K-x offers the highest (1900) battery life in this group of cameras.

Here is a listing of Entry-Level DSLR cameras which have the best battery life:

ModelVisualizeBattery LifeRAWNFCBluetooth

Pentax K-x
K100D S vs K-x1900 yesnono

Nikon D3500
K100D S vs D35001550 yesnoyes

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Nikon D3400
K100D S vs D34001200 yesnoyes

Canon SL3
K100D S vs SL31070 yesnoyes

Sony A450
K100D S vs A4501050 yesnono

The following bar chart provides a overview of the Pentax K100D S for different styles of photography. To learn more, have a look at the specific section below.

The Pentax K100D S gets a points tally of 51 which is reasonable, meaning that it is reasonably adequate to use for portrait photography. Shooting portraits favors heavily to sensor size, support for RAW files & potential to work with off-camera flash.

Getting a above average points total of 64, the Pentax K100D S is a respectable option to use in street photography. A decent street photography camera has a perfect balance of image quality plus portability.

A modest sports photography rating of 47 means the Pentax K100D S is reasonably appropriate for taking pictures of sports. A camera must have good tracking and continuous shooting for sports photography.

Weight is extremely crucial in buying a travel camera. All round, the Pentax K100D S gets a bad 45 for a travelling camera which makes it not suitable to take with you on your travels.

If you find yourself looking to pick a digital camera for landscape photographs, the most vital factor will no doubt be image quality. The Pentax K100D S at it's average grade of 52 as a landscape camera is somewhat adequate within the current marketplace.

A vlogging camera preferably should come with a moving display screen, mic port and if possible IBIS. Taking all things into account, the Pentax K100D S is not suitable for vlogging as it comes to a bad rating of 9.

If you are in the market for alternatives to the K100D S, here is a number of the highest scored cameras which fall under the family of Entry-Level DSLR.

The graph followed below gives you a summary of the K100D S compared to it's highest rated rivals shown previously.

Here are a handful of other cameras you might view as alternative options. To check out a detailed comparison, go to the "compare" link.