Nikon D100 vs Pentax K-S1
58 Imaging
42 Features
33 Overall
38
69 Imaging
63 Features
70 Overall
65
Nikon D100 vs Pentax K-S1 Key Specs
(Full Review)
- 6MP - APS-C Sensor
- 1.8" Fixed Screen
- ISO 200 - 1600
- No Video
- Nikon F Mount
- 780g - 144 x 116 x 81mm
- Launched July 2002
- Later Model is Nikon D200
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 558g - 121 x 93 x 70mm
- Announced August 2014
- Newer Model is Pentax K-S2
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Let's look more closely at the Nikon D100 versus Pentax K-S1, both Advanced DSLR digital cameras by manufacturers Nikon and Pentax. There is a sizable difference between the sensor resolutions of the D100 (6MP) and K-S1 (20MP) but both cameras offer the same sensor size (APS-C).
President Biden pushes bill mandating TikTok sale or banThe D100 was brought out 13 years before the K-S1 which is quite a significant difference as far as tech is concerned. The two cameras have the same body design (Mid-size SLR).
Before we go into a comprehensive comparison, here is a concise introduction of how the D100 grades vs the K-S1 for portability, imaging, features and an overall score.
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The following is a preview of the gallery photos for Nikon D100 & Pentax K-S1. The entire galleries are available at Nikon D100 Gallery & Pentax K-S1 Gallery.
Reasons to pick Nikon D100 over the Pentax K-S1
| D100 | K-S1 |
|---|
Reasons to pick Pentax K-S1 over the Nikon D100
| K-S1 | D100 | |||
|---|---|---|---|---|
| Announced | August 2014 |  | July 2002 | More modern by 147 months |
| Screen dimensions | 3" |  | 1.8" | Bigger screen (+1.2") |
| Screen resolution | 921k |  | 118k | Sharper screen (+803k dot) |
Common features in the Nikon D100 and Pentax K-S1
| D100 | K-S1 | |||
|---|---|---|---|---|
| Manual focus |  | Very accurate focusing | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Selfie screen |  | Lack of selfie screen | ||
| Touch friendly screen |  | Neither features Touch friendly screen |
Nikon D100 vs Pentax K-S1 Physical Comparison
For those who are planning to carry around your camera regularly, you will have to factor in its weight and proportions. The Nikon D100 enjoys outside measurements of 144mm x 116mm x 81mm (5.7" x 4.6" x 3.2") accompanied by a weight of 780 grams (1.72 lbs) whilst the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") with a weight of 558 grams (1.23 lbs).
Compare the Nikon D100 versus Pentax K-S1 in our completely new Camera plus Lens Size Comparison Tool.
Do not forget, the weight of an ILC will vary based on the lens you use at the time. Here is a front view measurement comparison of the D100 vs the K-S1.
Looking at size and weight, the portability rating of the D100 and K-S1 is 58 and 69 respectively.
Nikon D100 vs Pentax K-S1 Sensor Comparison
Often, its difficult to see the gap between sensor sizes only by reading through specs. The image here should provide you a clearer sense of the sensor measurements in the D100 and K-S1.
As you can plainly see, the 2 cameras have the same sensor dimensions albeit not the same megapixels. You can count on the Pentax K-S1 to give extra detail having its extra 14 Megapixels. Higher resolution will also enable you to crop shots a bit more aggressively. The more aged D100 is going to be behind with regard to sensor tech.
Nikon D100 vs Pentax K-S1 Screen and ViewFinder
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Nikon D100 vs Pentax K-S1 Specifications
| Nikon D100 | Pentax K-S1 | |
|---|---|---|
| General Information | ||
| Brand Name | Nikon | Pentax |
| Model | Nikon D100 | Pentax K-S1 |
| Class | Advanced DSLR | Advanced DSLR |
| Launched | 2002-07-26 | 2014-08-27 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Processor | - | Prime MII |
| Sensor type | CCD | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23.7 x 15.5mm | 23.5 x 15.6mm |
| Sensor surface area | 367.4mm² | 366.6mm² |
| Sensor resolution | 6 megapixels | 20 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Peak resolution | 3008 x 2000 | 5472 x 3648 |
| Highest native ISO | 1600 | 51200 |
| Min native ISO | 200 | 100 |
| RAW support | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Number of focus points | - | 11 |
| Lens | ||
| Lens mounting type | Nikon F | Pentax KAF2 |
| Available lenses | 309 | 151 |
| Crop factor | 1.5 | 1.5 |
| Screen | ||
| Type of screen | Fixed Type | Fixed Type |
| Screen sizing | 1.8" | 3" |
| Resolution of screen | 118 thousand dots | 921 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 95% | 100% |
| Viewfinder magnification | 0.53x | 0.64x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/4000 seconds | 1/6000 seconds |
| Continuous shutter rate | 3.0fps | 5.4fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 11.00 m | 10.00 m (at ISO 100) |
| Flash settings | Auto, On, Off, Front curtain, Rear curtain, Red-Eye, Slow Sync | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Max flash synchronize | 1/180 seconds | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | - | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) |
| Highest video resolution | None | 1920x1080 |
| Video data format | - | H.264 |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 1.0 (1.5 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | Optional |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 780 gr (1.72 lbs) | 558 gr (1.23 lbs) |
| Physical dimensions | 144 x 116 x 81mm (5.7" x 4.6" x 3.2") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
| DXO scores | ||
| DXO Overall score | not tested | 78 |
| DXO Color Depth score | not tested | 23.5 |
| DXO Dynamic range score | not tested | 13.0 |
| DXO Low light score | not tested | 1061 |
| Other | ||
| Battery life | - | 410 pictures |
| Battery style | - | Battery Pack |
| Battery model | - | D-LI109 |
| Self timer | Yes (2, 5, 2 or 100 sec) | Yes ( 2 or 12 seconds) |
| Time lapse shooting | ||
| Type of storage | Compact Flash (Type I or II) | SD/SDHC/SDXC |
| Card slots | 1 | 1 |
| Price at release | $170 | $339 |