Pentax K-01 vs Sony S2100
76 Imaging
56 Features
68 Overall
60


93 Imaging
35 Features
17 Overall
27
Pentax K-01 vs Sony S2100 Key Specs
(Full Review)
- 16MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 12800 (Expand to 25600)
- Sensor based Image Stabilization
- 1920 x 1080 video
- Pentax KAF2 Mount
- 561g - 122 x 79 x 58mm
- Introduced May 2012
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 3200
- 640 x 480 video
- 33-105mm (F3.1-5.6) lens
- 167g - 98 x 61 x 27mm
- Introduced January 2010

Pentax K-01 vs Sony S2100 Overview
Below is a extended review of the Pentax K-01 versus Sony S2100, one being a Entry-Level Mirrorless and the other is a Small Sensor Compact by rivals Pentax and Sony. There exists a crucial gap between the image resolutions of the K-01 (16MP) and S2100 (12MP) and the K-01 (APS-C) and S2100 (1/2.3") enjoy totally different sensor measurements.

The K-01 was launched 2 years later than the S2100 and that is quite a serious gap as far as technology is concerned. Both the cameras offer different body type with the Pentax K-01 being a SLR-style mirrorless camera and the Sony S2100 being a Compact camera.
Before delving straight into a comprehensive comparison, below is a short summation of how the K-01 scores against the S2100 in the way of portability, imaging, features and an overall grade.

Pentax K-01 vs Sony S2100 Gallery
Below is a sample of the gallery pics for Pentax K-01 and Sony Cyber-shot DSC-S2100. The complete galleries are viewable at Pentax K-01 Gallery and Sony S2100 Gallery.
Reasons to pick Pentax K-01 over the Sony S2100
K-01 | S2100 | |||
---|---|---|---|---|
Introduced | May 2012 | ![]() | January 2010 | More recent by 30 months |
Manual focus | ![]() | Very exact focusing | ||
Display resolution | 921k | ![]() | 230k | Crisper display (+691k dot) |
Reasons to pick Sony S2100 over the Pentax K-01
S2100 | K-01 |
---|
Common features in the Pentax K-01 and Sony S2100
K-01 | S2100 | |||
---|---|---|---|---|
Display type | Fixed | ![]() | Fixed | Fixed display |
Display sizing | 3" | ![]() | 3" | Equivalent display measurements |
Selfie screen | ![]() | No selfie screen | ||
Touch friendly display | ![]() | No Touch friendly display |
Pentax K-01 vs Sony S2100 Physical Comparison
In case you're intending to lug around your camera, you will have to consider its weight and proportions. The Pentax K-01 provides outer dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") and a weight of 561 grams (1.24 lbs) and the Sony S2100 has measurements of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") along with a weight of 167 grams (0.37 lbs).
Analyze the Pentax K-01 versus Sony S2100 in the all new Camera and Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with at the time. Underneath is the front view scale comparison of the K-01 and the S2100.

Considering dimensions and weight, the portability rating of the K-01 and S2100 is 76 and 93 respectively.

Pentax K-01 vs Sony S2100 Sensor Comparison
Quite often, its hard to envision the difference between sensor measurements simply by checking specs. The visual below will help offer you a much better sense of the sensor dimensions in the K-01 and S2100.
All in all, both the cameras enjoy different resolutions and different sensor measurements. The K-01 featuring a larger sensor will make shooting shallow DOF less difficult and the Pentax K-01 will resolve more detail utilizing its extra 4MP. Greater resolution can also allow you to crop images far more aggressively. The more modern K-01 will have an advantage when it comes to sensor technology.

Pentax K-01 vs Sony S2100 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-01 vs Sony S2100 Specifications
Pentax K-01 | Sony Cyber-shot DSC-S2100 | |
---|---|---|
General Information | ||
Brand | Pentax | Sony |
Model type | Pentax K-01 | Sony Cyber-shot DSC-S2100 |
Class | Entry-Level Mirrorless | Small Sensor Compact |
Introduced | 2012-05-30 | 2010-01-07 |
Body design | SLR-style mirrorless | Compact |
Sensor Information | ||
Processor Chip | - | Bionz |
Sensor type | CMOS | CCD |
Sensor size | APS-C | 1/2.3" |
Sensor dimensions | 23.7 x 15.7mm | 6.17 x 4.55mm |
Sensor surface area | 372.1mm² | 28.1mm² |
Sensor resolution | 16 megapixels | 12 megapixels |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 4:3, 3:2 and 16:9 |
Highest Possible resolution | 4928 x 3264 | 4000 x 3000 |
Maximum native ISO | 12800 | 3200 |
Maximum enhanced ISO | 25600 | - |
Minimum native ISO | 100 | 100 |
RAW support | ||
Autofocusing | ||
Manual focusing | ||
AF touch | ||
Continuous AF | ||
Single AF | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
AF multi area | ||
Live view AF | ||
Face detect AF | ||
Contract detect AF | ||
Phase detect AF | ||
Total focus points | 81 | 9 |
Lens | ||
Lens mount type | Pentax KAF2 | fixed lens |
Lens zoom range | - | 33-105mm (3.2x) |
Highest aperture | - | f/3.1-5.6 |
Macro focusing distance | - | 5cm |
Total lenses | 151 | - |
Focal length multiplier | 1.5 | 5.8 |
Screen | ||
Range of display | Fixed Type | Fixed Type |
Display size | 3 inch | 3 inch |
Display resolution | 921 thousand dot | 230 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Display technology | TFT LCD monitor | - |
Viewfinder Information | ||
Viewfinder type | None | None |
Features | ||
Minimum shutter speed | 30 secs | 1 secs |
Fastest shutter speed | 1/4000 secs | 1/1200 secs |
Continuous shutter speed | 6.0 frames/s | 1.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | - |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 12.00 m (at ISO 100) | 3.30 m |
Flash settings | Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync | Auto, On, Off, Slow syncro |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Fastest flash sync | 1/180 secs | - |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps) | 640 x 480 (30 fps), 320 x 240 (30 fps) |
Maximum video resolution | 1920x1080 | 640x480 |
Video data format | MPEG-4, H.264 | Motion JPEG |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 561g (1.24 pounds) | 167g (0.37 pounds) |
Dimensions | 122 x 79 x 58mm (4.8" x 3.1" x 2.3") | 98 x 61 x 27mm (3.9" x 2.4" x 1.1") |
DXO scores | ||
DXO Overall rating | 79 | not tested |
DXO Color Depth rating | 23.7 | not tested |
DXO Dynamic range rating | 12.9 | not tested |
DXO Low light rating | 1135 | not tested |
Other | ||
Battery life | 540 images | - |
Battery format | Battery Pack | - |
Battery ID | D-LI90 | 2 x AA |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
Time lapse shooting | ||
Storage media | SD/SDHC/SDXC | Memory Stick Duo/Pro Duo, optional SD, Internal |
Storage slots | Single | Single |
Retail cost | $899 | $0 |