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Pentax K-r vs Pentax E90

Portability
67
Imaging
53
Features
52
Overall
52
Pentax K-r front
 
Pentax Optio E90 front
Portability
94
Imaging
33
Features
11
Overall
24

Pentax K-r vs Pentax E90 Key Specs

Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 200 - 12800 (Push to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Launched March 2011
Pentax E90
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 3200
  • 1280 x 720 video
  • 32-95mm (F3.1-5.9) lens
  • 145g - 102 x 59 x 25mm
  • Launched January 2010
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Pentax K-r vs Pentax E90 Overview

Lets take a closer look at the Pentax K-r versus Pentax E90, former is a Entry-Level DSLR while the latter is a Small Sensor Compact and both of them are offered by Pentax. The sensor resolution of the K-r (12MP) and the E90 (10MP) is relatively similar but the K-r (APS-C) and E90 (1/2.3") offer different sensor size.

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The K-r was introduced 14 months after the E90 which makes them a generation away from each other. Both of the cameras have different body design with the Pentax K-r being a Compact SLR camera and the Pentax E90 being a Compact camera.

Before we go into a thorough comparison, here is a brief introduction of how the K-r scores vs the E90 when considering portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-r over the Pentax E90

 K-r E90 
LaunchedMarch 2011January 2010Newer by 14 months
Manually focus Very accurate focus
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution921k230kClearer screen (+691k dot)

Reasons to pick Pentax E90 over the Pentax K-r

 E90 K-r 

Common features in the Pentax K-r and Pentax E90

 K-r E90 
Screen typeFixed Fixed Fixed screen
Selfie screen Neither contains selfie screen
Touch screen Neither contains Touch screen

Pentax K-r vs Pentax E90 Physical Comparison

In case you're going to travel with your camera often, you'll have to factor its weight and volume. The Pentax K-r has got exterior measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") and a weight of 598 grams (1.32 lbs) and the Pentax E90 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") having a weight of 145 grams (0.32 lbs).

Check the Pentax K-r versus Pentax E90 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change based on the lens you are utilising at that moment. Below is a front view size comparison of the K-r versus the E90.

Pentax K-r vs Pentax E90 size comparison

Taking into account size and weight, the portability score of the K-r and E90 is 67 and 94 respectively.

Pentax K-r vs Pentax E90 top view buttons comparison

Pentax K-r vs Pentax E90 Sensor Comparison

In many cases, it can be hard to picture the gap between sensor dimensions purely by reviewing technical specs. The picture below will help provide you a more clear sense of the sensor sizing in the K-r and E90.

As you can tell, both the cameras have different resolutions and different sensor dimensions. The K-r with its bigger sensor is going to make shooting shallower DOF simpler and the Pentax K-r will offer extra detail using its extra 2MP. Higher resolution will help you crop photographs a bit more aggressively. The younger K-r provides an advantage in sensor tech.

Pentax K-r vs Pentax E90 sensor size comparison

Pentax K-r vs Pentax E90 Screen and ViewFinder

Pentax K-r vs Pentax E90 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Pentax K-r Portrait photography features
Pentax E90 Portrait photography features
63
you can focus manually
nice sensor size (APS-C)
comes with face detection focusing
exports RAW formats
low MP (12 megapixels)
19
manual focus not available
lack of manual mode
cannot use external flash
low resolution (10MP)
sensor size is small (1/2.3")
lack of RAW files
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Street Comparison

Pentax K-r Street photography features
Pentax E90 Street photography features
67
built in image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
screen does not articulate
47
screen is fixed
does not have image stabilization
sensor size is small (1/2.3")
lack of RAW files
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Sports Comparison

Pentax K-r Sports photography highlights
Pentax E90 Sports photography highlights
55
high shutter speed (1/6,000 seconds)
built in image stabilization (Sensor based)
nice sensor size (APS-C)
has phase detect AF
slow fps (6.0 frames/s)
low MP (12MP)
low battery power (470 shots)
16
lack of shutter priority mode
does not have image stabilization
low resolution (10 megapixels)
sensor size is small (1/2.3")
lack of phase detect auto focus
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Travel Comparison

Pentax K-r Travel photography highlights
Pentax E90 Travel photography highlights
47
has built in flash
low battery power (470 per charge)
low MP (12 megapixels)
display is not selfie friendly
50
has built in flash
lack of Timelapse function
low resolution (10MP)
does not contain selfie friendly display
wide angle not great (32mm)
sluggish max aperture (f3.1)
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Landscape Comparison

Pentax K-r Landscape photography info
Pentax E90 Landscape photography info
65
you can focus manually
interchangeable lenses (Pentax KAF2 mount)
screen is a good size (3 inch)
built in image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
low MP (12 megapixels)
low battery power (470 shots)
22
manual focus not available
cannot switch lens (fixed lens mount)
wide angle not great (32mm)
sluggish max aperture (f3.1)
tiny screen (2.7 inches)
lack of manual mode
does not have image stabilization
low resolution (10MP)
sensor size is small (1/2.3")
lack of RAW files
lack of Timelapse function
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Vlogging Comparison

Pentax K-r Vlogging details
Pentax E90 Vlogging details
26
built in image stabilization (Sensor based)
comes with face detection focusing
display is not selfie friendly
video resolution low (1280 x 720 resolution)
does not have external microphone jack
22
wide angle not great (32mm)
sluggish max aperture (f3.1)
does not contain selfie friendly display
does not have image stabilization
low quality video (1280 x 720 resolution)
lack of external microphone jack
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Pentax K-r vs Pentax E90 Specifications

Detailed spec comparison table for Pentax K-r and Pentax E90
 Pentax K-rPentax Optio E90
General Information
Brand Pentax Pentax
Model Pentax K-r Pentax Optio E90
Class Entry-Level DSLR Small Sensor Compact
Launched 2011-03-11 2010-01-25
Body design Compact SLR Compact
Sensor Information
Powered by Prime II Prime
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor measurements 23.6 x 15.8mm 6.08 x 4.56mm
Sensor surface area 372.9mm² 27.7mm²
Sensor resolution 12 megapixels 10 megapixels
Anti aliasing filter
Aspect ratio 3:2 4:3 and 16:9
Peak resolution 4288 x 2848 3648 x 2736
Highest native ISO 12800 3200
Highest enhanced ISO 25600 -
Min native ISO 200 80
RAW support
Min enhanced ISO 100 -
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 11 3
Cross focus points 9 -
Lens
Lens mount Pentax KAF2 fixed lens
Lens focal range - 32-95mm (3.0x)
Maximum aperture - f/3.1-5.9
Macro focus range - 6cm
Number of lenses 151 -
Crop factor 1.5 5.9
Screen
Range of display Fixed Type Fixed Type
Display sizing 3 inches 2.7 inches
Resolution of display 921k dot 230k dot
Selfie friendly
Liveview
Touch function
Display tech TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentamirror) None
Viewfinder coverage 96 percent -
Viewfinder magnification 0.57x -
Features
Minimum shutter speed 30s 4s
Fastest shutter speed 1/6000s 1/2000s
Continuous shutter speed 6.0 frames per sec -
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Change WB
Image stabilization
Integrated flash
Flash range 12.00 m (at ISO 100) 3.50 m
Flash options Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync -
Hot shoe
AE bracketing
White balance bracketing
Fastest flash sync 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (25 fps), 640 x 480 (25 fps) 1280 x 720 (15 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Highest video resolution 1280x720 1280x720
Video file 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 Optional None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 598 gr (1.32 lb) 145 gr (0.32 lb)
Physical dimensions 125 x 97 x 68mm (4.9" x 3.8" x 2.7") 102 x 59 x 25mm (4.0" x 2.3" x 1.0")
DXO scores
DXO Overall score 72 not tested
DXO Color Depth score 22.9 not tested
DXO Dynamic range score 12.4 not tested
DXO Low light score 755 not tested
Other
Battery life 470 photographs -
Battery format Battery Pack -
Battery model D-LI109,4 x AA 2 x AA
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media SD/SDHC SD/SDHC, Internal
Storage slots One One
Cost at release $1,100 $100