Nikon D7100 vs Pentax K20D
59 Imaging
64 Features
80 Overall
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59 Imaging
53 Features
52 Overall
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Nikon D7100 vs Pentax K20D Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 6400 (Bump to 25600)
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Nikon F Mount
- 765g - 136 x 107 x 76mm
- Revealed April 2013
- Previous Model is Nikon D7000
- Replacement is Nikon D7200
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 3200 (Push to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Launched June 2008
- Previous Model is Pentax K10D
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In this article, we will be comparing the Nikon D7100 vs Pentax K20D, both Advanced DSLR cameras by brands Nikon and Pentax. There is a substantial difference among the resolutions of the D7100 (24MP) and K20D (15MP) but they possess the same exact sensor sizing (APS-C).
Samsung Releases Faster Versions of EVO MicroSD CardsThe D7100 was announced 4 years after the K20D which is a fairly big difference as far as camera tech is concerned. Each of the cameras offer the identical body type (Mid-size SLR).
Before going through a in depth comparison, below is a quick introduction of how the D7100 matches up vs the K20D with regard to portability, imaging, features and an overall mark.
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This is a preview of the gallery photos for Nikon D7100 & Pentax K20D. The whole galleries are available at Nikon D7100 Gallery & Pentax K20D Gallery.
Reasons to pick Nikon D7100 over the Pentax K20D
| D7100 | K20D | |||
|---|---|---|---|---|
| Launched | April 2013 |  | June 2008 | Newer by 59 months |
| Screen sizing | 3.2" |  | 2.7" | Bigger screen (+0.5") |
| Screen resolution | 1229k |  | 230k | Clearer screen (+999k dot) |
Reasons to pick Pentax K20D over the Nikon D7100
| K20D | D7100 |
|---|
Common features in the Nikon D7100 and Pentax K20D
| D7100 | K20D | |||
|---|---|---|---|---|
| Manually focus |  | Dial accurate focus | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Selfie screen |  | Lack of selfie screen | ||
| Touch screen |  | Lack of Touch screen |
Nikon D7100 vs Pentax K20D Physical Comparison
If you are planning to travel with your camera frequently, you're going to have to consider its weight and dimensions. The Nikon D7100 enjoys external measurements of 136mm x 107mm x 76mm (5.4" x 4.2" x 3.0") along with a weight of 765 grams (1.69 lbs) while the Pentax K20D has dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs).
Take a look at the Nikon D7100 vs Pentax K20D in our newest Camera plus Lens Size Comparison Tool.
Take into consideration, the weight of an ILC will differ depending on the lens you are employing at the time. Following is the front view size comparison of the D7100 versus the K20D.
Looking at size and weight, the portability rating of the D7100 and K20D is 59 and 59 respectively.
Nikon D7100 vs Pentax K20D Sensor Comparison
Generally, it is difficult to visualize the gap in sensor dimensions simply by viewing technical specs. The picture underneath will help provide you a greater sense of the sensor measurements in the D7100 and K20D.
As you can tell, both cameras enjoy the same exact sensor sizing albeit different MP. You can count on the Nikon D7100 to provide you with extra detail with its extra 9 Megapixels. Higher resolution will allow you to crop photographs far more aggressively. The newer D7100 should have an advantage with regard to sensor technology.
Nikon D7100 vs Pentax K20D Screen and ViewFinder
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Nikon D7100 vs Pentax K20D Specifications
| Nikon D7100 | Pentax K20D | |
|---|---|---|
| General Information | ||
| Company | Nikon | Pentax |
| Model | Nikon D7100 | Pentax K20D |
| Class | Advanced DSLR | Advanced DSLR |
| Revealed | 2013-04-25 | 2008-06-25 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.5 x 15.6mm | 23.4 x 15.6mm |
| Sensor surface area | 366.6mm² | 365.0mm² |
| Sensor resolution | 24 megapixels | 15 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 |
| Max resolution | 6000 x 4000 | 4672 x 3104 |
| Max native ISO | 6400 | 3200 |
| Max enhanced ISO | 25600 | 6400 |
| Min native ISO | 100 | 100 |
| RAW format | ||
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| AF continuous | ||
| AF single | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| Multi area AF | ||
| Live view AF | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | 51 | 11 |
| Cross focus points | 15 | - |
| Lens | ||
| Lens mount | Nikon F | Pentax KAF2 |
| Amount of lenses | 309 | 151 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display sizing | 3.2 inches | 2.7 inches |
| Resolution of display | 1,229 thousand dots | 230 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Display tech | Wide Viewing Angle TFT-LCD monitor | - |
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 100% | 95% |
| Viewfinder magnification | 0.63x | 0.64x |
| Features | ||
| Minimum shutter speed | 30 secs | 30 secs |
| Fastest shutter speed | 1/8000 secs | 1/4000 secs |
| Continuous shutter rate | 6.0 frames per sec | 3.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Set WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 12.00 m (at ISO 100) | 13.00 m (at ISO 100) |
| Flash modes | Auto, On, Off, Red-eye, Slow sync, Rear curtain | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless |
| Hot shoe | ||
| AE bracketing | ||
| WB bracketing | ||
| Fastest flash synchronize | 1/250 secs | 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 (60, 50, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 424 (30, 24 fps) | - |
| Max video resolution | 1920x1080 | None |
| Video data format | MPEG-4, H.264 | - |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Optional | 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 | 765g (1.69 lbs) | 800g (1.76 lbs) |
| Dimensions | 136 x 107 x 76mm (5.4" x 4.2" x 3.0") | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") |
| DXO scores | ||
| DXO Overall score | 83 | 65 |
| DXO Color Depth score | 24.2 | 22.9 |
| DXO Dynamic range score | 13.7 | 11.1 |
| DXO Low light score | 1256 | 639 |
| Other | ||
| Battery life | 950 images | - |
| Battery style | Battery Pack | - |
| Battery model | EN-EL15 | D-LI50 |
| Self timer | Yes (2 or 10 seconds) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC x 2 slots | SD/MMC/SDHC card |
| Card slots | Two | 1 |
| Cost at release | $800 | $700 |