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Pentax K-7 vs Pentax ist DS2

Portability
60
Imaging
54
Features
69
Overall
60
Pentax K-7 front
 
Pentax ist DS2 front
Portability
68
Imaging
44
Features
33
Overall
39

Pentax K-7 vs Pentax ist DS2 Key Specs

Pentax K-7
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 2000 (Push to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 750g - 131 x 97 x 73mm
  • Announced October 2009
  • Newer Model is Pentax K-5
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
  • Announced August 2005
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Pentax K-7 vs Pentax ist DS2 Overview

The following is a complete review of the Pentax K-7 versus Pentax ist DS2, both Advanced DSLR digital cameras and both of them are built by Pentax. There exists a noticeable gap between the sensor resolutions of the K-7 (15MP) and ist DS2 (6MP) but both cameras boast the same sensor dimensions (APS-C).

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The K-7 was released 4 years after the ist DS2 which is quite a sizable difference as far as technology is concerned. Both the cameras have the same body design (Mid-size SLR).

Before going into a in depth comparison, here is a brief introduction of how the K-7 grades against the ist DS2 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-7 over the Pentax ist DS2

 K-7 ist DS2 
AnnouncedOctober 2009August 2005Newer by 51 months
Screen dimensions3"2.5"Bigger screen (+0.5")
Screen resolution921k210kSharper screen (+711k dot)

Reasons to pick Pentax ist DS2 over the Pentax K-7

 ist DS2 K-7 

Common features in the Pentax K-7 and Pentax ist DS2

 K-7 ist DS2 
Focus manually Very accurate focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither offers selfie screen
Touch friendly screen Neither offers Touch friendly screen

Pentax K-7 vs Pentax ist DS2 Physical Comparison

If you are aiming to travel with your camera, you need to consider its weight and dimensions. The Pentax K-7 offers outside dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") and a weight of 750 grams (1.65 lbs) and the Pentax ist DS2 has dimensions of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") with a weight of 605 grams (1.33 lbs).

Compare the Pentax K-7 versus Pentax ist DS2 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change based on the lens you are utilising during that time. Underneath is a front view overall size comparison of the K-7 and the ist DS2.

Pentax K-7 vs Pentax ist DS2 size comparison

Using dimensions and weight, the portability score of the K-7 and ist DS2 is 60 and 68 respectively.

Pentax K-7 vs Pentax ist DS2 top view buttons comparison

Pentax K-7 vs Pentax ist DS2 Sensor Comparison

Quite often, it is difficult to imagine the contrast between sensor dimensions just by going over specs. The picture here will help give you a more clear sense of the sensor sizes in the K-7 and ist DS2.

As you can plainly see, both cameras provide the same sensor dimensions albeit different MP. You can count on the Pentax K-7 to offer more detail as a result of its extra 9MP. Higher resolution will also help you crop photographs more aggressively. The more modern K-7 should have a benefit in sensor technology.

Pentax K-7 vs Pentax ist DS2 sensor size comparison

Pentax K-7 vs Pentax ist DS2 Screen and ViewFinder

Pentax K-7 vs Pentax ist DS2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-7 Portrait photography features
Pentax ist DS2 Portrait photography features
72
has manual focus
megapixel count good (15MP)
decent sensor size (APS-C)
features face detection focusing
supports RAW files
50
focusing manually
nice sensor size (APS-C)
saves RAW files
no liveview
low MP (6MP)
Photography Glossary

Street Comparison

Street photography with Pentax K-7
Street photography with Pentax ist DS2
66
built in image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW files
weather proof
no moving screen
60
nice sensor size (APS-C)
saves RAW files
lighter than competition (605g)
fixed screen
lack of image stabilization
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Sports Comparison

Sports photography with Pentax K-7
Sports photography with Pentax ist DS2
69
great max shutter speed (1/8,000s)
built in image stabilization (Sensor based)
megapixel count good (15MP)
decent sensor size (APS-C)
weather proof
comes with phase detect AF
very slow continuous shooting (5.0 fps)
38
nice sensor size (APS-C)
supports phase detect AF
no liveview
slow continuous shooting (3.0 frames per second)
lack of image stabilization
low MP (6 megapixels)
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Travel Comparison

Travel photography with Pentax K-7
Travel photography with Pentax ist DS2
64
weather proof
megapixel count good (15MP)
built-in flash
does not posses selfie friendly display
52
lighter than competition (605g)
built-in flash
no Timelapse function
low MP (6 megapixels)
display isn't selfie friendly
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Landscape Comparison

Pentax K-7 Landscape photography factors
Pentax ist DS2 Landscape photography factors
77
has manual focus
switch lenses (Pentax KAF2 mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based)
megapixel count good (15 megapixels)
decent sensor size (APS-C)
supports RAW files
weather proof
46
focusing manually
interchangeable lenses (Pentax KAF mount)
nice sensor size (APS-C)
saves RAW files
small screen (2.5")
no liveview
lack of image stabilization
low MP (6MP)
no Timelapse function
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Vlogging Comparison

Pentax K-7 Vlogging information
Pentax ist DS2 Vlogging information
25
built in image stabilization (Sensor based)
features face detection focusing
does not posses selfie friendly display
video resolution low (1280 x 720 pixels)
lack of external microphone socket
22
lighter than competition (605 grams)
display isn't selfie friendly
lack of image stabilization
low res video ( pixels)
no microphone jack
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Pentax K-7 vs Pentax ist DS2 Specifications

Detailed spec comparison table for Pentax K-7 and Pentax ist DS2
 Pentax K-7Pentax ist DS2
General Information
Company Pentax Pentax
Model Pentax K-7 Pentax ist DS2
Category Advanced DSLR Advanced DSLR
Announced 2009-10-02 2005-08-22
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor Chip Prime II -
Sensor type CMOS CCD
Sensor size APS-C APS-C
Sensor measurements 23.4 x 15.6mm 23.5 x 15.7mm
Sensor surface area 365.0mm² 369.0mm²
Sensor resolution 15 megapixels 6 megapixels
Anti aliasing filter
Aspect ratio 3:2 3:2
Full resolution 4672 x 3104 3008 x 2008
Max native ISO 2000 3200
Max boosted ISO 6400 -
Minimum native ISO 100 200
RAW format
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 11 11
Lens
Lens mount Pentax KAF2 Pentax KAF
Total lenses 151 151
Crop factor 1.5 1.5
Screen
Range of display Fixed Type Fixed Type
Display diagonal 3 inch 2.5 inch
Resolution of display 921 thousand dot 210 thousand dot
Selfie friendly
Liveview
Touch display
Display tech TFT color LCD with AR coating -
Viewfinder Information
Viewfinder Optical (pentaprism) Optical
Viewfinder coverage 100% 95%
Viewfinder magnification 0.61x 0.64x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/4000s
Continuous shooting speed 5.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range 13.00 m -
Flash settings Auto, On, Off, Red-eye, Slow Sync, Rear Curtain, Wireless Auto, On, Off, Red-eye reduction
External flash
AEB
White balance bracketing
Maximum flash sync 1/180s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 1536 x 1024 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) -
Max video resolution 1280x720 -
Video file format Motion JPEG -
Microphone input
Headphone input
Connectivity
Wireless None No
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 750 gr (1.65 pounds) 605 gr (1.33 pounds)
Physical dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 125 x 93 x 66mm (4.9" x 3.7" x 2.6")
DXO scores
DXO All around score 61 not tested
DXO Color Depth score 22.6 not tested
DXO Dynamic range score 10.6 not tested
DXO Low light score 536 not tested
Other
Battery life 980 photos -
Form of battery Battery Pack -
Battery model D-LI90 4 x AA
Self timer Yes (2 or 10 sec) Yes (2 or 12 sec)
Time lapse recording
Storage media SD/SDHC/MMC SD/MMC card
Storage slots 1 1
Cost at launch $599 -