Nikon D3100 vs Pentax K100D S
68 Imaging
54 Features
59 Overall
56
65 Imaging
45 Features
38 Overall
42
Nikon D3100 vs Pentax K100D S Key Specs
(Full Review)
- 14MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 3200 (Bump to 12800)
- 1920 x 1080 video
- Nikon F Mount
- 505g - 124 x 96 x 75mm
- Revealed December 2010
- Succeeded the Nikon D3000
- Renewed by Nikon D3200
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 200 - 3200
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 646g - 129 x 91 x 71mm
- Launched June 2007
- Earlier Model is Pentax K100D
- Updated by Pentax K200D
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Below is a comprehensive review of the Nikon D3100 vs Pentax K100D S, both Entry-Level DSLR cameras by brands Nikon and Pentax. There exists a huge gap among the image resolutions of the D3100 (14MP) and K100D S (6MP) but they use the same exact sensor sizing (APS-C).
Sora from OpenAI releases its first ever music videoThe D3100 was launched 3 years later than the K100D S and that is a fairly significant gap as far as camera technology is concerned. Both cameras offer the identical body type (Compact SLR).
Before getting in to a more detailed comparison, below is a short highlight of how the D3100 scores against the K100D S with regard to portability, imaging, features and an overall grade.
Photography Glossary Nikon D3100 vs Pentax K100D S Gallery
This is a sample of the gallery pictures for Nikon D3100 and Pentax K100D Super. The complete galleries are provided at Nikon D3100 Gallery and Pentax K100D S Gallery.
Reasons to pick Nikon D3100 over the Pentax K100D S
| D3100 | K100D S | |||
|---|---|---|---|---|
| Launched | December 2010 |  | June 2007 | More recent by 43 months |
| Display sizing | 3" |  | 2.5" | Larger display (+0.5") |
| Display resolution | 230k |  | 210k | Clearer display (+20k dot) |
Reasons to pick Pentax K100D S over the Nikon D3100
| K100D S | D3100 |
|---|
Common features in the Nikon D3100 and Pentax K100D S
| D3100 | K100D S | |||
|---|---|---|---|---|
| Manually focus |  | Dial precise focusing | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Selfie screen |  | Missing selfie screen | ||
| Touch display |  | Missing Touch display |
Nikon D3100 vs Pentax K100D S Physical Comparison
If you are going to lug around your camera, you need to think about its weight and proportions. The Nikon D3100 has outer dimensions of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") and a weight of 505 grams (1.11 lbs) while the Pentax K100D S has measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") and a weight of 646 grams (1.42 lbs).
Check out the Nikon D3100 vs Pentax K100D S in the new Camera with Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached at that moment. Underneath is the front view measurements comparison of the D3100 against the K100D S.
Taking into account dimensions and weight, the portability score of the D3100 and K100D S is 68 and 65 respectively.
Nikon D3100 vs Pentax K100D S Sensor Comparison
Normally, its tough to picture the gap in sensor measurements just by going through specifications. The graphic below should provide you a greater sense of the sensor dimensions in the D3100 and K100D S.
Plainly, both of these cameras offer the same exact sensor sizing but different MP. You should anticipate the Nikon D3100 to show more detail utilizing its extra 8MP. Greater resolution can also allow you to crop pics a little more aggressively. The younger D3100 provides an edge when it comes to sensor innovation.
Nikon D3100 vs Pentax K100D S Screen and ViewFinder
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Nikon D3100 vs Pentax K100D S Specifications
| Nikon D3100 | Pentax K100D Super | |
|---|---|---|
| General Information | ||
| Manufacturer | Nikon | Pentax |
| Model | Nikon D3100 | Pentax K100D Super |
| Class | Entry-Level DSLR | Entry-Level DSLR |
| Revealed | 2010-12-21 | 2007-06-28 |
| Physical type | Compact SLR | Compact SLR |
| Sensor Information | ||
| Chip | Expeed 2 | - |
| Sensor type | CMOS | CCD |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.1 x 15.4mm | 23.5 x 15.7mm |
| Sensor surface area | 355.7mm² | 369.0mm² |
| Sensor resolution | 14 megapixel | 6 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Maximum resolution | 4608 x 3072 | 3008 x 2008 |
| Maximum native ISO | 3200 | 3200 |
| Maximum boosted ISO | 12800 | - |
| Minimum native ISO | 100 | 200 |
| RAW data | ||
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| AF selectice | ||
| Center weighted AF | ||
| AF multi area | ||
| Live view AF | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Number of focus points | 11 | 11 |
| Cross focus points | 1 | - |
| Lens | ||
| Lens mount | Nikon F | Pentax KAF2 |
| Amount of lenses | 309 | 151 |
| Focal length multiplier | 1.6 | 1.5 |
| Screen | ||
| Type of display | Fixed Type | Fixed Type |
| Display sizing | 3" | 2.5" |
| Display resolution | 230k dots | 210k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Display tech | TFT LCD monitor | - |
| Viewfinder Information | ||
| Viewfinder | Optical (pentamirror) | Optical (pentamirror) |
| Viewfinder coverage | 95 percent | 96 percent |
| Viewfinder magnification | 0.53x | 0.57x |
| Features | ||
| Slowest shutter speed | 30s | 30s |
| Maximum shutter speed | 1/4000s | 1/4000s |
| Continuous shooting rate | 3.0 frames per sec | 3.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Set WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 12.00 m (at ISO 100) | - |
| Flash options | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain | Auto, On, Off, Red-eye reduction |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/200s | 1/180s |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (24 fps), 1280 x 720 (30, 25, 24 fps), 640 x 424 (24 fps) | - |
| Maximum video resolution | 1920x1080 | None |
| Video file format | MPEG-4 | - |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 505g (1.11 lbs) | 646g (1.42 lbs) |
| Dimensions | 124 x 96 x 75mm (4.9" x 3.8" x 3.0") | 129 x 91 x 71mm (5.1" x 3.6" x 2.8") |
| DXO scores | ||
| DXO All around score | 67 | not tested |
| DXO Color Depth score | 22.5 | not tested |
| DXO Dynamic range score | 11.3 | not tested |
| DXO Low light score | 919 | not tested |
| Other | ||
| Battery life | 550 images | - |
| Battery type | Battery Pack | - |
| Battery model | EN-EL14 | 4 x AA |
| Self timer | Yes | Yes (2 or 12 sec) |
| Time lapse feature | ||
| Storage type | SD/SDHC/SDXC | SD/SDHC card |
| Card slots | One | One |
| Cost at launch | $565 | $520 |