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Olympus 1s vs Pentax K-r

Portability
79
Imaging
38
Features
66
Overall
49
Olympus Stylus 1s front
 
Pentax K-r front
Portability
67
Imaging
53
Features
52
Overall
52

Olympus 1s vs Pentax K-r Key Specs

Olympus 1s
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Tilting Display
  • ISO 100 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-300mm (F2.8) lens
  • 402g - 116 x 87 x 57mm
  • Released April 2015
  • Succeeded the Olympus 1
Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 12800 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Released March 2011
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Olympus 1s vs Pentax K-r Overview

Let's take a closer look at the Olympus 1s and Pentax K-r, one is a Small Sensor Superzoom and the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. The resolution of the 1s (12MP) and the K-r (12MP) is pretty close but the 1s (1/1.7") and K-r (APS-C) feature totally different sensor measurements.

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The 1s was introduced 4 years after the K-r which is a fairly big gap as far as camera technology is concerned. The two cameras come with different body type with the Olympus 1s being a SLR-like (bridge) camera and the Pentax K-r being a Compact SLR camera.

Before getting in to a comprehensive comparison, below is a simple view of how the 1s grades versus the K-r in relation to portability, imaging, features and an overall mark.

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Reasons to pick Olympus 1s over the Pentax K-r

 1s K-r 
ReleasedApril 2015March 2011Newer by 50 months
Screen typeTiltingFixed Tilting screen
Screen resolution1040k921kCrisper screen (+119k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-r over the Olympus 1s

 K-r 1s 

Common features in the Olympus 1s and Pentax K-r

 1s K-r 
Focus manually Dial exact focus
Screen dimension3"3"Identical screen measurements
Selfie screen Neither provides selfie screen

Olympus 1s vs Pentax K-r Physical Comparison

For those who are planning to travel with your camera, you are going to need to think about its weight and dimensions. The Olympus 1s provides outside dimensions of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") accompanied by a weight of 402 grams (0.89 lbs) while the Pentax K-r has dimensions of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") along with a weight of 598 grams (1.32 lbs).

See the Olympus 1s and Pentax K-r in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing during that time. Underneath is the front view measurement comparison of the 1s and the K-r.

Olympus 1s vs Pentax K-r size comparison

Taking into account dimensions and weight, the portability grade of the 1s and K-r is 79 and 67 respectively.

Olympus 1s vs Pentax K-r top view buttons comparison

Olympus 1s vs Pentax K-r Sensor Comparison

Quite often, it can be difficult to envision the difference in sensor dimensions just by researching specs. The pic underneath may provide you a more clear sense of the sensor dimensions in the 1s and K-r.

All in all, both of the cameras posses the exact same megapixel count albeit not the same sensor dimensions. The 1s has got the smaller sensor which should make getting shallow DOF trickier. The more modern 1s will have an advantage with regard to sensor technology.

Olympus 1s vs Pentax K-r sensor size comparison

Olympus 1s vs Pentax K-r Screen and ViewFinder

Olympus 1s vs Pentax K-r Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus 1s Portrait photography details
Pentax K-r Portrait photography details
46
has manual focus
has face detect focusing
exports RAW files
low megapixels (12 megapixels)
tiny sensor (1/1.7")
63
you can focus manually
nice sensor size (APS-C)
comes with face detect autofocus
supports RAW files
MP count low (12 megapixels)
Photography Glossary

Street Comparison

Olympus 1s Street photography info
Pentax K-r Street photography info
71
screen tilts
has image stabilization (Optical)
exports RAW files
supports focus via touch
tiny sensor (1/1.7")
67
image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW files
screen is fixed
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Sports Comparison

Olympus 1s as a Sports photography camera
Pentax K-r as a Sports photography camera
44
has image stabilization (Optical)
has tracking focus
great battery power (450 CIPA)
low megapixels (12MP)
tiny sensor (1/1.7")
doesn't have phase detect AF
55
high shutter speed (1/6,000s)
image stabilization (Sensor based)
nice sensor size (APS-C)
comes with phase detect autofocus
slow continuous shooting (6.0 frames/s)
MP count low (12MP)
bad battery pack (470 per charge)
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Travel Comparison

Travel photography with Olympus 1s
Travel photography with Pentax K-r
64
great battery power (450 per charge)
supports focus via touch
flash built-in
pretty wide (28mm)
great zoom (300mm)
low megapixels (12MP)
screen isn't selfie friendly
sluggish max aperture (f2.8)
47
flash built-in
bad battery pack (470 CIPA)
MP count low (12MP)
display isn't selfie friendly
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Landscape Comparison

Landscape photography with Olympus 1s
Landscape photography with Pentax K-r
53
has manual focus
pretty wide (28mm)
decent sized screen (3 inch)
has image stabilization (Optical)
exports RAW files
great battery power (450 shots)
lens is fixed (fixed lens mount)
sluggish max aperture (f2.8)
low megapixels (12MP)
tiny sensor (1/1.7")
65
you can focus manually
switch lenses (Pentax KAF2 mount)
screen size is good (3 inch)
image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW files
MP count low (12MP)
bad battery pack (470 shots)
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Vlogging Comparison

Olympus 1s Vlogging info
Pentax K-r Vlogging info
32
pretty wide (28mm)
touchscreen functionality
has image stabilization (Optical)
has face detect focusing
high res video (1920 x 1080 pxls)
sluggish max aperture (f2.8)
screen isn't selfie friendly
doesn't have mic socket
26
image stabilization (Sensor based)
comes with face detect autofocus
display isn't selfie friendly
low res video (1280 x 720 resolution)
no microphone jack
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Olympus 1s vs Pentax K-r Specifications

Detailed spec comparison table for Olympus 1s and Pentax K-r
 Olympus Stylus 1sPentax K-r
General Information
Brand Olympus Pentax
Model Olympus Stylus 1s Pentax K-r
Type Small Sensor Superzoom Entry-Level DSLR
Released 2015-04-13 2011-03-11
Body design SLR-like (bridge) Compact SLR
Sensor Information
Processor Chip - Prime II
Sensor type BSI-CMOS CMOS
Sensor size 1/1.7" APS-C
Sensor measurements 7.44 x 5.58mm 23.6 x 15.8mm
Sensor area 41.5mm² 372.9mm²
Sensor resolution 12 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Peak resolution 3968 x 2976 4288 x 2848
Highest native ISO 12800 12800
Highest enhanced ISO - 25600
Min native ISO 100 200
RAW data
Min enhanced ISO - 100
Autofocusing
Manual focus
Autofocus touch
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 35 11
Cross focus points - 9
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 28-300mm (10.7x) -
Max aperture f/2.8 -
Macro focus range 5cm -
Total lenses - 151
Crop factor 4.8 1.5
Screen
Range of display Tilting Fixed Type
Display sizing 3 inch 3 inch
Display resolution 1,040 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch display
Display tech - TFT LCD monitor
Viewfinder Information
Viewfinder type Electronic Optical (pentamirror)
Viewfinder resolution 1,440 thousand dot -
Viewfinder coverage 100% 96%
Viewfinder magnification - 0.57x
Features
Min shutter speed 60 secs 30 secs
Max shutter speed 1/2000 secs 1/6000 secs
Continuous shutter speed 7.0fps 6.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 10.30 m (at ISO 1600) 12.00 m (at ISO 100)
Flash modes Auto, redeye reduction, fill-on, off, redeye reduction slow sync, full, manual Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync
Hot shoe
AE bracketing
White balance bracketing
Max flash sync - 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30p), 1280 x 720 (30p) 1280 x 720 (25 fps), 640 x 480 (25 fps)
Highest video resolution 1920x1080 1280x720
Video file format MPEG-4, H.264 Motion JPEG
Microphone input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 402 gr (0.89 pounds) 598 gr (1.32 pounds)
Dimensions 116 x 87 x 57mm (4.6" x 3.4" x 2.2") 125 x 97 x 68mm (4.9" x 3.8" x 2.7")
DXO scores
DXO Overall score not tested 72
DXO Color Depth score not tested 22.9
DXO Dynamic range score not tested 12.4
DXO Low light score not tested 755
Other
Battery life 450 images 470 images
Form of battery Battery Pack Battery Pack
Battery model BLS-50 D-LI109,4 x AA
Self timer Yes (2 or 12 sec, custom) Yes (2 or 12 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC card SD/SDHC
Storage slots Single Single
Price at release $699 $1,100