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Canon A2100 IS vs Pentax S1

Portability
92
Imaging
34
Features
20
Overall
28
Canon PowerShot A2100 IS front
 
Pentax Optio S1 front
Portability
93
Imaging
37
Features
31
Overall
34

Canon A2100 IS vs Pentax S1 Key Specs

Canon A2100 IS
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 1600
  • Optical Image Stabilization
  • 640 x 480 video
  • 36-216mm (F3.2-5.9) lens
  • 185g - 102 x 64 x 32mm
  • Announced February 2009
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
  • Revealed March 2011
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Canon A2100 IS vs Pentax S1 Overview

Here, we are reviewing the Canon A2100 IS vs Pentax S1, both Small Sensor Compact cameras by manufacturers Canon and Pentax. The resolution of the A2100 IS (12MP) and the S1 (14MP) is fairly close and both cameras posses the identical sensor dimensions (1/2.3").

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The A2100 IS was launched 24 months before the S1 making them a generation apart from one another. Each of these cameras feature the same body design (Compact).

Before getting right into a comprehensive comparison, here is a quick summary of how the A2100 IS grades against the S1 for portability, imaging, features and an overall rating.

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Reasons to pick Canon A2100 IS over the Pentax S1

 A2100 IS S1 
Display size3"2.7"Larger display (+0.3")

Reasons to pick Pentax S1 over the Canon A2100 IS

 S1 A2100 IS 
RevealedMarch 2011February 2009Fresher by 24 months
Manually focus Dial exact focusing

Common features in the Canon A2100 IS and Pentax S1

 A2100 IS S1 
Display typeFixed Fixed Fixed display
Display resolution230k230kEqual display resolution
Selfie screen Neither includes selfie screen
Touch display Neither includes Touch display

Canon A2100 IS vs Pentax S1 Physical Comparison

In case you're planning to carry your camera regularly, you will want to think about its weight and measurements. The Canon A2100 IS features physical measurements of 102mm x 64mm x 32mm (4.0" x 2.5" x 1.3") and a weight of 185 grams (0.41 lbs) while the Pentax S1 has proportions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") having a weight of 157 grams (0.35 lbs).

Check the Canon A2100 IS vs Pentax S1 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary depending on the lens you have at the time. Here is a front view overall size comparison of the A2100 IS vs the S1.

Canon A2100 IS vs Pentax S1 size comparison

Taking into consideration dimensions and weight, the portability score of the A2100 IS and S1 is 92 and 93 respectively.

Canon A2100 IS vs Pentax S1 top view buttons comparison

Canon A2100 IS vs Pentax S1 Sensor Comparison

Typically, it is tough to see the gap in sensor sizing merely by looking through specifications. The photograph here may offer you a clearer sense of the sensor sizing in the A2100 IS and S1.

Plainly, both of those cameras come with the identical sensor size but not the same MP. You can anticipate the Pentax S1 to result in more detail utilizing its extra 2MP. Greater resolution will also allow you to crop images a good deal more aggressively. The older A2100 IS will be disadvantaged in sensor tech.

Canon A2100 IS vs Pentax S1 sensor size comparison

Canon A2100 IS vs Pentax S1 Screen and ViewFinder

Canon A2100 IS vs Pentax S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon A2100 IS Portrait photography features
Pentax S1 Portrait photography features
26
offers face detection focusing
no manual focus
manual exposure not available
external flash not possible
low megapixels (12MP)
sensor is tiny (1/2.3")
lacks RAW files
35
you can focus manually
MP count good (14MP)
manual exposure not available
no external flash support
sensor size is small (1/2.3")
has no RAW format
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Street Comparison

Canon A2100 IS as a Street photography camera
Pentax S1 as a Street photography camera
55
image stabilization (Optical)
no moving screen
sensor is tiny (1/2.3")
lacks RAW files
56
has image stabilization (Sensor-shift)
no moving screen
sensor size is small (1/2.3")
has no RAW format
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Sports Comparison

Canon A2100 IS Sports photography details
Pentax S1 Sports photography details
25
image stabilization (Optical)
low frames per second (1.0 frames/s)
no shutter priority mode
low megapixels (12 megapixels)
sensor is tiny (1/2.3")
lacks phase detect AF
39
has image stabilization (Sensor-shift)
MP count good (14MP)
has tracking focus
slow fps (1.0 frames/s)
lack of shutter priority mode
sensor size is small (1/2.3")
has no phase detect auto focus
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Travel Comparison

Canon A2100 IS Travel photography highlights
Pentax S1 Travel photography highlights
50
built-in flash
doesn't have Time Lapse function
low megapixels (12MP)
display isn't selfie friendly
wide angle not good (36mm)
somewhat slow max aperture (f3.2)
64
MP count good (14MP)
has built in flash
relatively wide (28mm)
lack of Timelapse mode
doesn't feature selfie friendly display
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Canon A2100 IS as a Landscape photography camera
Pentax S1 as a Landscape photography camera
31
screen is a good size (3")
image stabilization (Optical)
no manual focus
fixed lens (fixed lens mount)
wide angle not good (36mm)
somewhat slow max aperture (f3.2)
manual exposure not available
low megapixels (12 megapixels)
sensor is tiny (1/2.3")
lacks RAW files
doesn't have Time Lapse function
42
you can focus manually
relatively wide (28mm)
has image stabilization (Sensor-shift)
MP count good (14MP)
can't swap lens (fixed lens mount)
somewhat slow maximum aperture (f3.5)
screen is somewhat small (2.7")
manual exposure not available
sensor size is small (1/2.3")
has no RAW format
lack of Timelapse mode
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Vlogging Comparison

Canon A2100 IS Vlogging details
Pentax S1 Vlogging details
27
image stabilization (Optical)
offers face detection focusing
wide angle not good (36mm)
somewhat slow max aperture (f3.2)
display isn't selfie friendly
video quality not great (640 x 480 resolution)
doesn't have external mic socket
28
relatively wide (28mm)
has image stabilization (Sensor-shift)
somewhat slow maximum aperture (f3.5)
doesn't feature selfie friendly display
video resolution low (1280 x 720 resolution)
lack of microphone jack
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Canon A2100 IS vs Pentax S1 Specifications

Detailed spec comparison table for Canon A2100 IS and Pentax S1
 Canon PowerShot A2100 ISPentax Optio S1
General Information
Brand Name Canon Pentax
Model type Canon PowerShot A2100 IS Pentax Optio S1
Type Small Sensor Compact Small Sensor Compact
Announced 2009-02-18 2011-03-02
Body design Compact Compact
Sensor Information
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 area 28.1mm² 28.1mm²
Sensor resolution 12 megapixel 14 megapixel
Anti alias filter
Aspect ratio 4:3 and 16:9 1:1, 4:3 and 16:9
Maximum resolution 4000 x 3000 4288 x 3216
Maximum native ISO 1600 6400
Lowest native ISO 80 80
RAW format
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 9 9
Lens
Lens support fixed lens fixed lens
Lens zoom range 36-216mm (6.0x) 28-140mm (5.0x)
Maximal aperture f/3.2-5.9 f/3.5-5.5
Macro focusing distance 1cm 1cm
Crop factor 5.8 5.8
Screen
Range of display Fixed Type Fixed Type
Display sizing 3 inch 2.7 inch
Resolution of display 230k dot 230k dot
Selfie friendly
Liveview
Touch capability
Display tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 15 seconds 4 seconds
Maximum shutter speed 1/1600 seconds 1/1500 seconds
Continuous shooting speed 1.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Custom WB
Image stabilization
Built-in flash
Flash distance 3.50 m 3.90 m
Flash modes Auto, Fill-in, Red-Eye reduction, Slow Sync, Off Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 640x480 1280x720
Video data format Motion JPEG Motion JPEG
Microphone 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
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 185g (0.41 lb) 157g (0.35 lb)
Physical dimensions 102 x 64 x 32mm (4.0" x 2.5" x 1.3") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
DXO scores
DXO All around 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 images
Battery format - Battery Pack
Battery ID 2 x AA D-LI92
Self timer Yes (2, 10, Custom, Face) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/SDHC/MMC/MMCplus/HD MMCplus SD/SDHC/SDXC, Internal
Storage slots 1 1
Retail price $220 $174