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Pentax S1 vs Sony S2100

Portability
93
Imaging
37
Features
31
Overall
34
Pentax Optio S1 front
 
Sony Cyber-shot DSC-S2100 front
Portability
93
Imaging
35
Features
17
Overall
27

Pentax S1 vs Sony S2100 Key Specs

Pentax S1
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Launched March 2011
Sony S2100
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 3200
  • 640 x 480 video
  • 33-105mm (F3.1-5.6) lens
  • 167g - 98 x 61 x 27mm
  • Introduced January 2010
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Pentax S1 vs Sony S2100 Overview

Here is a detailed overview of the Pentax S1 versus Sony S2100, both Small Sensor Compact digital cameras by brands Pentax and Sony. The sensor resolution of the S1 (14MP) and the S2100 (12MP) is pretty similar and they use the exact same sensor dimensions (1/2.3").

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The S1 was brought out 14 months later than the S2100 which makes the cameras a generation apart from each other. Both the cameras come with the identical body type (Compact).

Before diving straight into a in depth comparison, below is a quick view of how the S1 matches up against the S2100 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Pentax S1 over the Sony S2100

 S1 S2100 
IntroducedMarch 2011January 2010Fresher by 14 months
Focus manually Dial precise focusing

Reasons to pick Sony S2100 over the Pentax S1

 S2100 S1 
Screen dimension3"2.7"Bigger screen (+0.3")

Common features in the Pentax S1 and Sony S2100

 S1 S2100 
Screen typeFixed Fixed Fixed screen
Screen resolution230k230kSame screen resolution
Selfie screen Neither features selfie screen
Touch screen No Touch screen

Pentax S1 vs Sony S2100 Physical Comparison

For those who are going to carry your camera regularly, you will want to factor in its weight and proportions. The Pentax S1 enjoys physical measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs) and the Sony S2100 has measurements of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") with a weight of 167 grams (0.37 lbs).

Compare the Pentax S1 versus Sony S2100 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you select during that time. Below is the front view measurement comparison of the S1 and the S2100.

Pentax S1 vs Sony S2100 size comparison

Taking into account size and weight, the portability rating of the S1 and S2100 is 93 and 93 respectively.

Pentax S1 vs Sony S2100 top view buttons comparison

Pentax S1 vs Sony S2100 Sensor Comparison

Usually, it's difficult to imagine the contrast between sensor sizing just by reviewing technical specs. The photograph underneath should offer you a much better sense of the sensor measurements in the S1 and S2100.

As you can tell, both of those cameras have got the exact same sensor measurements albeit different megapixels. You should expect the Pentax S1 to deliver more detail having its extra 2 Megapixels. Higher resolution can also let you crop pictures much more aggressively. The more recent S1 provides an advantage in sensor technology.

Pentax S1 vs Sony S2100 sensor size comparison

Pentax S1 vs Sony S2100 Screen and ViewFinder

Pentax S1 vs Sony S2100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax S1 Portrait photography advice
Sony S2100 Portrait photography advice
35
manual focus
megapixel count decent (14MP)
manual exposure not possible
can't use external flash
sensor size is tiny (1/2.3")
lacks RAW support
21
focusing manually not possible
manual exposure not available
cannot use external flash
low MP (12 megapixels)
sensor is small (1/2.3")
doesn't have RAW format
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Street Comparison

Pentax S1 Street photography features
Sony S2100 Street photography features
56
built in image stabilization (Sensor-shift)
no articulating screen
sensor size is tiny (1/2.3")
lacks RAW support
46
screen does not articulate
no image stabilization
sensor is small (1/2.3")
doesn't have RAW format
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Sports Comparison

Pentax S1 Sports photography details
Sony S2100 Sports photography details
39
built in image stabilization (Sensor-shift)
megapixel count decent (14MP)
features tracking autofocus
slow continuous shooting (1.0 frames per second)
no shutter priority
sensor size is tiny (1/2.3")
lacks phase detect autofocus
17
low max shutter speed (1/1,200 seconds)
slow fps (1.0 frames per second)
no shutter priority mode
no image stabilization
low MP (12 megapixels)
sensor is small (1/2.3")
doesn't have phase detect AF
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Travel Comparison

Pentax S1 Travel photography factors
Sony S2100 Travel photography factors
64
megapixel count decent (14MP)
flash built-in
reasonably wide (28mm)
no Time Lapse mode
screen is not selfie friendly
slow max aperture (f3.5)
50
has built in flash
doesn't have Timelapse mode
low MP (12 megapixels)
display is not selfie friendly
wide angle not fantastic (33mm)
sluggish maximum aperture (f3.1)
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Landscape Comparison

Pentax S1 Landscape photography advice
Sony S2100 Landscape photography advice
42
manual focus
reasonably wide (28mm)
built in image stabilization (Sensor-shift)
megapixel count decent (14MP)
lens is fixed (fixed lens mount)
slow max aperture (f3.5)
tiny screen (2.7")
manual exposure not possible
sensor size is tiny (1/2.3")
lacks RAW support
no Time Lapse mode
27
nice screen size (3 inch)
focusing manually not possible
lens is fixed (fixed lens mount)
wide angle not fantastic (33mm)
sluggish maximum aperture (f3.1)
manual exposure not available
no image stabilization
low MP (12MP)
sensor is small (1/2.3")
doesn't have RAW format
doesn't have Timelapse mode
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Vlogging Comparison

Vlogging with Pentax S1
Vlogging with Sony S2100
28
reasonably wide (28mm)
built in image stabilization (Sensor-shift)
slow max aperture (f3.5)
screen is not selfie friendly
video res low (1280 x 720 resolution)
no external mic port
22
wide angle not fantastic (33mm)
sluggish maximum aperture (f3.1)
display is not selfie friendly
no image stabilization
video quality not great (640 x 480 resolution)
doesn't have microphone support
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Pentax S1 vs Sony S2100 Specifications

Detailed spec comparison table for Pentax S1 and Sony S2100
 Pentax Optio S1Sony Cyber-shot DSC-S2100
General Information
Company Pentax Sony
Model type Pentax Optio S1 Sony Cyber-shot DSC-S2100
Category Small Sensor Compact Small Sensor Compact
Launched 2011-03-02 2010-01-07
Physical type Compact Compact
Sensor Information
Processor - Bionz
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.17 x 4.55mm
Sensor surface area 28.1mm² 28.1mm²
Sensor resolution 14 megapixel 12 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3 and 16:9 4:3, 3:2 and 16:9
Max resolution 4288 x 3216 4000 x 3000
Max native ISO 6400 3200
Lowest native ISO 80 100
RAW data
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 9 9
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28-140mm (5.0x) 33-105mm (3.2x)
Maximal aperture f/3.5-5.5 f/3.1-5.6
Macro focusing distance 1cm 5cm
Focal length multiplier 5.8 5.8
Screen
Display type Fixed Type Fixed Type
Display diagonal 2.7 inch 3 inch
Display resolution 230k dots 230k dots
Selfie friendly
Liveview
Touch function
Display tech TFT color LCD with Anti-reflective coating -
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 4 seconds 1 seconds
Fastest shutter speed 1/1500 seconds 1/1200 seconds
Continuous shutter rate 1.0fps 1.0fps
Shutter priority
Aperture priority
Expose Manually
Set WB
Image stabilization
Inbuilt flash
Flash distance 3.90 m 3.30 m
Flash settings Auto, On, Off, Red-eye, Soft Auto, On, Off, Slow syncro
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 640 x 480 (30 fps), 320 x 240 (30 fps)
Max video resolution 1280x720 640x480
Video data format Motion JPEG Motion JPEG
Microphone support
Headphone support
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 157 gr (0.35 lb) 167 gr (0.37 lb)
Dimensions 114 x 58 x 28mm (4.5" x 2.3" x 1.1") 98 x 61 x 27mm (3.9" x 2.4" x 1.1")
DXO scores
DXO Overall rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 260 photos -
Type of battery Battery Pack -
Battery ID D-LI92 2 x AA
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC, Internal Memory Stick Duo/Pro Duo, optional SD, Internal
Card slots 1 1
Retail cost $174 $0