Nikon D7100 vs Pentax K-S1
Portability
59 Imaging
64 Features
80 Overall
70
59 Imaging
64 Features
80 Overall
70
Portability
69 Imaging
63 Features
70 Overall
65
69 Imaging
63 Features
70 Overall
65
Nikon D7100 vs Pentax K-S1 Key Specs
Nikon D7100
(Full Review)
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 6400 (Expand to 25600)
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Nikon F Mount
- 765g - 136 x 107 x 76mm
- Launched April 2013
- Older Model is Nikon D7000
- Refreshed by Nikon D7200
Pentax K-S1
(Full Review)
(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
- Replacement is Pentax K-S2
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On this page, we will be analyzing the Nikon D7100 versus Pentax K-S1, both Advanced DSLR digital cameras by companies Nikon and Pentax. The image resolution of the D7100 (24MP) and the K-S1 (20MP) is pretty similar and both cameras provide the same sensor sizing (APS-C).
Snapchat Adds Watermarks to AI-Created ImagesThe D7100 was brought out 16 months prior to the K-S1 which makes them a generation away from one another. Each of these cameras have the same body design (Mid-size SLR).
Before delving straight to a full comparison, here is a concise introduction of how the D7100 matches up versus the K-S1 in the way of portability, imaging, features and an overall score.
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Below is a preview of the gallery images for Nikon D7100 & Pentax K-S1. The entire galleries are available at Nikon D7100 Gallery & Pentax K-S1 Gallery.
Reasons to pick Nikon D7100 over the Pentax K-S1
| D7100 | K-S1 | |||
|---|---|---|---|---|
| Screen dimensions | 3.2" |  | 3" | Bigger screen (+0.2") |
| Screen resolution | 1229k |  | 921k | Sharper screen (+308k dot) |
Reasons to pick Pentax K-S1 over the Nikon D7100
| K-S1 | D7100 | |||
|---|---|---|---|---|
| Announced | August 2014 |  | April 2013 | More modern by 16 months |
Common features in the Nikon D7100 and Pentax K-S1
| D7100 | K-S1 | |||
|---|---|---|---|---|
| Manual focus |  | Very exact focusing | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Selfie screen |  | Neither features selfie screen | ||
| Touch screen |  | Lacking Touch screen |
Nikon D7100 vs Pentax K-S1 Physical Comparison
For anybody who is going to carry around your camera, you'll have to factor its weight and proportions. The Nikon D7100 enjoys external dimensions of 136mm x 107mm x 76mm (5.4" x 4.2" x 3.0") with a weight of 765 grams (1.69 lbs) and the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs).
Analyze the Nikon D7100 versus Pentax K-S1 in our brand new Camera plus Lens Size Comparison Tool.
Take into account, the weight of an ILC will differ based on the lens you choose at that moment. Below is a front view measurement comparison of the D7100 vs the K-S1.
Taking into consideration dimensions and weight, the portability score of the D7100 and K-S1 is 59 and 69 respectively.
Nikon D7100 vs Pentax K-S1 Sensor Comparison
Sometimes, it is very tough to envision the contrast between sensor sizes merely by going over specifications. The image here might offer you a greater sense of the sensor dimensions in the D7100 and K-S1.
To sum up, the 2 cameras have the same sensor dimensions albeit not the same megapixels. You can expect the Nikon D7100 to deliver greater detail having its extra 4MP. Higher resolution will also let you crop photographs a bit more aggressively. The more aged D7100 is going to be behind in sensor tech.
Nikon D7100 vs Pentax K-S1 Screen and ViewFinder
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Portrait Comparison
Nikon D7100 Portrait photography factors
Pentax K-S1 Portrait photography factors
manual focus
MP count decent (24 megapixels)
sensor size is decent (APS-C)
includes face detection autofocus
supports RAW formats
has manual focus
resolution is good (20MP)
sensor size is nice (APS-C)
has face detect focusing
supports RAW formats
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Nikon D7100 Street photography advice
Pentax K-S1 Street photography advice
sensor size is decent (APS-C)
supports RAW formats
environment sealing
screen does not articulate
does not have image stabilization
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW formats
lighter than competition (558g)
above average ISO range (51,200)
no articulating screen
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Sports photography with Nikon D7100
Sports photography with Pentax K-S1
great max shutter speed (1/8,000s)
MP count decent (24MP)
sensor size is decent (APS-C)
includes tracking autofocus
environment sealing
has phase detect autofocus
max fps very slow (6.0 frames/s)
does not have image stabilization
max shutter speed is good (1/6,000 seconds)
built in image stabilization (Sensor based)
resolution is good (20 megapixels)
sensor size is nice (APS-C)
has tracking focus
supports phase detect AF
slow continuous shooting (5.4 fps)
terrible battery pack (410 per charge)
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Nikon D7100 Travel photography advice
Pentax K-S1 Travel photography advice
environment sealing
MP count decent (24MP)
built-in flash
screen is not selfie friendly
lighter than competition (558 grams)
resolution is good (20 megapixels)
built-in flash
doesn't have Timelapse mode
terrible battery pack (410 CIPA)
display is not selfie friendly
Photography GlossaryLandscape Comparison
Landscape photography with Nikon D7100
Landscape photography with Pentax K-S1
manual focus
change lenses (Nikon F mount)
screen is a decent size (3.2 inches)
MP count decent (24 megapixels)
sensor size is decent (APS-C)
no anti-alias filter
supports RAW formats
environment sealing
has double storage slots
does not have image stabilization
has manual focus
interchangeable lenses (Pentax KAF2 mount)
screen is a good size (3")
built in image stabilization (Sensor based)
resolution is good (20 megapixels)
sensor size is nice (APS-C)
doesnt have anti aliasing filter
above average ISO range (51,200)
supports RAW formats
terrible battery pack (410 CIPA)
doesn't have Timelapse mode
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Vlogging with Nikon D7100
Vlogging with Pentax K-S1
includes face detection autofocus
video resolution high (1920 x 1080 resolution)
has external microphone port
screen is not selfie friendly
does not have image stabilization
built in image stabilization (Sensor based)
has face detect focusing
video res high (1920 x 1080 pixels)
lighter than competition (558g)
display is not selfie friendly
doesn't have microphone socket
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Nikon D7100 vs Pentax K-S1 Specifications
| Nikon D7100 | Pentax K-S1 | |
|---|---|---|
| General Information | ||
| Brand Name | Nikon | Pentax |
| Model type | Nikon D7100 | Pentax K-S1 |
| Type | Advanced DSLR | Advanced DSLR |
| Launched | 2013-04-25 | 2014-08-27 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Processor | - | Prime MII |
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.5 x 15.6mm | 23.5 x 15.6mm |
| Sensor surface area | 366.6mm² | 366.6mm² |
| Sensor resolution | 24MP | 20MP |
| Anti alias filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 |
| Max resolution | 6000 x 4000 | 5472 x 3648 |
| Max native ISO | 6400 | 51200 |
| Max enhanced ISO | 25600 | - |
| Min native ISO | 100 | 100 |
| RAW files | ||
| Autofocusing | ||
| Manual focusing | ||
| Touch focus | ||
| AF continuous | ||
| Single AF | ||
| Tracking AF | ||
| AF selectice | ||
| AF center weighted | ||
| Multi area AF | ||
| Live view AF | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Total focus points | 51 | 11 |
| Cross type focus points | 15 | - |
| Lens | ||
| Lens support | Nikon F | Pentax KAF2 |
| Available lenses | 309 | 151 |
| Crop factor | 1.5 | 1.5 |
| Screen | ||
| Type of display | Fixed Type | Fixed Type |
| Display size | 3.2 inches | 3 inches |
| Resolution of display | 1,229 thousand dots | 921 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% | 100% |
| Viewfinder magnification | 0.63x | 0.64x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/6000 seconds |
| Continuous shutter rate | 6.0fps | 5.4fps |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 12.00 m (at ISO 100) | 10.00 m (at ISO 100) |
| Flash modes | Auto, On, Off, Red-eye, Slow sync, Rear curtain | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Max flash synchronize | 1/250 seconds | - |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (60, 50, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 424 (30, 24 fps) | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) |
| Max video resolution | 1920x1080 | 1920x1080 |
| Video file format | MPEG-4, H.264 | H.264 |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Optional | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | Optional |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 765g (1.69 lbs) | 558g (1.23 lbs) |
| Physical dimensions | 136 x 107 x 76mm (5.4" x 4.2" x 3.0") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
| DXO scores | ||
| DXO Overall rating | 83 | 78 |
| DXO Color Depth rating | 24.2 | 23.5 |
| DXO Dynamic range rating | 13.7 | 13.0 |
| DXO Low light rating | 1256 | 1061 |
| Other | ||
| Battery life | 950 shots | 410 shots |
| Style of battery | Battery Pack | Battery Pack |
| Battery ID | EN-EL15 | D-LI109 |
| Self timer | Yes (2 or 10 seconds) | Yes ( 2 or 12 seconds) |
| Time lapse feature | ||
| Storage type | SD/SDHC/SDXC x 2 slots | SD/SDHC/SDXC |
| Card slots | 2 | 1 |
| Price at release | $800 | $339 |