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Pentax ist DS2 vs Sony A100

Portability
68
Imaging
44
Features
33
Overall
39
Pentax ist DS2 front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Pentax ist DS2 vs Sony A100 Key Specs

Pentax ist DS2
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Pentax KAF Mount
  • 605g - 125 x 93 x 66mm
  • Revealed August 2005
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Revealed July 2006
  • Superseded the Konica Minolta 5D
  • Refreshed by Sony A550
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Pentax ist DS2 vs Sony A100 Overview

The following is a thorough analysis of the Pentax ist DS2 vs Sony A100, former is a Advanced DSLR while the other is a Entry-Level DSLR by manufacturers Pentax and Sony. There is a substantial difference among the resolutions of the ist DS2 (6MP) and A100 (10MP) but both cameras posses the same sensor sizing (APS-C).

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The ist DS2 was released 11 months prior to the A100 which means that they are of a similar age. Both cameras have different body design with the Pentax ist DS2 being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before getting right into a in depth comparison, here is a quick overview of how the ist DS2 matches up vs the A100 in the way of portability, imaging, features and an overall mark.

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Reasons to pick Pentax ist DS2 over the Sony A100

 ist DS2 A100 

Reasons to pick Sony A100 over the Pentax ist DS2

 A100 ist DS2 
RevealedJuly 2006August 2005Newer by 11 months
Display resolution230k210kSharper display (+20k dot)

Common features in the Pentax ist DS2 and Sony A100

 ist DS2 A100 
Manually focus More exact focusing
Display typeFixed Fixed Fixed display
Display dimensions2.5"2.5"Equal display measurement
Selfie screen Neither features selfie screen
Touch friendly display Lacking Touch friendly display

Pentax ist DS2 vs Sony A100 Physical Comparison

For anybody who is going to travel with your camera regularly, you're going to have to think about its weight and dimensions. The Pentax ist DS2 enjoys exterior measurements of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") with a weight of 605 grams (1.33 lbs) whilst the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") accompanied by a weight of 638 grams (1.41 lbs).

Check out the Pentax ist DS2 vs Sony A100 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will differ depending on the lens you are using at that moment. Here is a front view dimension comparison of the ist DS2 versus the A100.

Pentax ist DS2 vs Sony A100 size comparison

Taking into account size and weight, the portability score of the ist DS2 and A100 is 68 and 64 respectively.

Pentax ist DS2 vs Sony A100 top view buttons comparison

Pentax ist DS2 vs Sony A100 Sensor Comparison

Often, it is tough to visualise the contrast in sensor dimensions merely by going through specs. The pic underneath should give you a more clear sense of the sensor sizing in the ist DS2 and A100.

As you can plainly see, the two cameras have the same sensor dimensions but not the same megapixels. You can expect to see the Sony A100 to show extra detail as a result of its extra 4MP. Greater resolution can also make it easier to crop pics a bit more aggressively. The more aged ist DS2 will be behind when it comes to sensor tech.

Pentax ist DS2 vs Sony A100 sensor size comparison

Pentax ist DS2 vs Sony A100 Screen and ViewFinder

Pentax ist DS2 vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax ist DS2 Portrait photography factors
Sony A100 Portrait photography factors
50
you can focus manually
good sensor size (APS-C)
exports RAW files
does not have liveview
sensor resolution not great (6 megapixels)
52
focusing manually
nice sensor size (APS-C)
delivers RAW formats
no liveview
low megapixels (10 megapixels)
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Street Comparison

Pentax ist DS2 Street photography info
Sony A100 Street photography info
60
good sensor size (APS-C)
exports RAW files
lighter than average (605g)
screen is fixed
no image stabilization
64
image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW formats
no articulating screen
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Sports Comparison

Sports photography with Pentax ist DS2
Sports photography with Sony A100
38
good sensor size (APS-C)
supports phase detect auto focus
does not have liveview
low frames per second (3.0 frames/s)
no image stabilization
sensor resolution not great (6MP)
49
image stabilization (Sensor based)
nice sensor size (APS-C)
sensor has phase detect autofocus
no liveview
slow frames per second (3.0 frames per second)
low megapixels (10 megapixels)
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Travel Comparison

Travel photography with Pentax ist DS2
Travel photography with Sony A100
52
lighter than average (605 grams)
built-in flash
no Timelapse function
sensor resolution not great (6 megapixels)
doesn't contain selfie friendly screen
45
flash built-in
no Timelapse function
low megapixels (10MP)
does not have selfie friendly screen
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Landscape Comparison

Pentax ist DS2 Landscape photography factors
Sony A100 Landscape photography factors
46
you can focus manually
change lenses (Pentax KAF mount)
good sensor size (APS-C)
exports RAW files
small screen (2.5")
does not have liveview
no image stabilization
sensor resolution not great (6MP)
no Timelapse function
53
focusing manually
change lenses (Sony/Minolta Alpha mount)
image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW formats
screen is somewhat small (2.5 inches)
no liveview
low megapixels (10 megapixels)
no Timelapse function
Photography Glossary

Vlogging Comparison

Vlogging with Pentax ist DS2
Vlogging with Sony A100
22
lighter than average (605 grams)
doesn't contain selfie friendly screen
no image stabilization
video quality not great ( pixels)
no external microphone jack
9
no video
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Pentax ist DS2 vs Sony A100 Specifications

Detailed spec comparison table for Pentax ist DS2 and Sony A100
 Pentax ist DS2Sony Alpha DSLR-A100
General Information
Brand Name Pentax Sony
Model type Pentax ist DS2 Sony Alpha DSLR-A100
Type Advanced DSLR Entry-Level DSLR
Revealed 2005-08-22 2006-07-31
Body design Mid-size SLR Compact SLR
Sensor Information
Sensor type CCD CCD
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.7mm 23.6 x 15.8mm
Sensor area 369.0mm² 372.9mm²
Sensor resolution 6MP 10MP
Anti alias filter
Aspect ratio 3:2 3:2
Highest Possible resolution 3008 x 2008 3872 x 2592
Maximum native ISO 3200 1600
Minimum native ISO 200 100
RAW files
Autofocusing
Focus manually
Touch to focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 11 9
Lens
Lens support Pentax KAF Sony/Minolta Alpha
Number of lenses 151 143
Crop factor 1.5 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 2.5 inch 2.5 inch
Screen resolution 210k dot 230k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Optical Optical (pentamirror)
Viewfinder coverage 95 percent 95 percent
Viewfinder magnification 0.64x 0.55x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/4000s 1/4000s
Continuous shutter speed 3.0fps 3.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash settings Auto, On, Off, Red-eye reduction Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
External flash
Auto exposure bracketing
White balance bracketing
Fastest flash sync - 1/160s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Maximum video resolution - None
Microphone input
Headphone input
Connectivity
Wireless No None
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 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 605g (1.33 pounds) 638g (1.41 pounds)
Physical dimensions 125 x 93 x 66mm (4.9" x 3.7" x 2.6") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO Overall rating not tested 61
DXO Color Depth rating not tested 22.0
DXO Dynamic range rating not tested 11.2
DXO Low light rating not tested 476
Other
Battery ID 4 x AA NP-FM55H
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/MMC card Compact Flash (Type I or II)
Storage slots One One
Price at release - $1,000