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Olympus E-M10 IV vs Pentax K-r

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Pentax K-r front
Portability
67
Imaging
53
Features
52
Overall
52

Olympus E-M10 IV vs Pentax K-r Key Specs

Olympus E-M10 IV
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 383g - 122 x 84 x 49mm
  • Launched August 2020
  • Superseded the Olympus E-M10 III
Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 12800 (Push to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Released March 2011
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Olympus E-M10 IV vs Pentax K-r Overview

In this write-up, we will be contrasting the Olympus E-M10 IV vs Pentax K-r, former is a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by companies Olympus and Pentax. There exists a noticeable gap between the image resolutions of the E-M10 IV (20MP) and K-r (12MP) and the E-M10 IV (Four Thirds) and K-r (APS-C) enjoy totally different sensor dimensions.

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The E-M10 IV was unveiled 9 years after the K-r which is quite a sizable difference as far as technology is concerned. Both of these cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Pentax K-r being a Compact SLR camera.

Before going in to a detailed comparison, below is a short overview of how the E-M10 IV grades vs the K-r when it comes to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 IV over the Pentax K-r

 E-M10 IV K-r 
ReleasedAugust 2020March 2011More modern by 115 months
Screen typeTiltingFixed Tilting screen
Screen resolution1040k921kClearer screen (+119k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

Reasons to pick Pentax K-r over the Olympus E-M10 IV

 K-r E-M10 IV 

Common features in the Olympus E-M10 IV and Pentax K-r

 E-M10 IV K-r 
Manually focus Dial exact focus
Screen sizing3"3"Equivalent screen sizing

Olympus E-M10 IV vs Pentax K-r Physical Comparison

When you are going to carry around your camera regularly, you will have to factor its weight and measurements. The Olympus E-M10 IV comes with external dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs) and the Pentax K-r has proportions of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") accompanied by a weight of 598 grams (1.32 lbs).

Compare the Olympus E-M10 IV vs Pentax K-r in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will differ based on the lens you are utilising at the time. Following is the front view measurements comparison of the E-M10 IV and the K-r.

Olympus E-M10 IV vs Pentax K-r size comparison

Factoring in dimensions and weight, the portability grade of the E-M10 IV and K-r is 81 and 67 respectively.

Olympus E-M10 IV vs Pentax K-r top view buttons comparison

Olympus E-M10 IV vs Pentax K-r Sensor Comparison

Sometimes, it's tough to envision the difference between sensor sizes simply by reading technical specs. The pic underneath will help provide you a much better sense of the sensor sizes in the E-M10 IV and K-r.

As you have seen, each of the cameras enjoy different megapixel count and different sensor sizes. The E-M10 IV using its tinier sensor will make getting bokeh harder and the Olympus E-M10 IV will deliver extra detail having an extra 8MP. Higher resolution will also enable you to crop pictures far more aggressively. The more recent E-M10 IV will have a benefit when it comes to sensor technology.

Olympus E-M10 IV vs Pentax K-r sensor size comparison

Olympus E-M10 IV vs Pentax K-r Screen and ViewFinder

Olympus E-M10 IV vs Pentax K-r Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-M10 IV
Portrait photography with Pentax K-r
77
has manual focus
megapixel count good (20 megapixels)
sensor size is decent (Four Thirds)
features face detection focusing
supports RAW formats
63
has manual focus
sensor size is good (APS-C)
offers face detect autofocus
supports RAW formats
MP count low (12MP)
Photography Glossary

Street Comparison

Olympus E-M10 IV Street photography details
Pentax K-r Street photography details
84
screen tilts
image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
supports RAW formats
provides focus via touch
great high ISO (25,600)
67
image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW formats
screen does not articulate
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Sports Comparison

Olympus E-M10 IV Sports photography information
Pentax K-r Sports photography information
72
quiet shutter (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
megapixel count good (20 megapixels)
sensor size is decent (Four Thirds)
features tracking autofocus
lacks phase detect AF
55
max shutter speed is good (1/6,000 seconds)
image stabilization (Sensor based)
sensor size is good (APS-C)
has phase detect autofocus
continuous shooting slow (6.0 frames/s)
MP count low (12MP)
terrible battery pack (470 per charge)
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Travel Comparison

Olympus E-M10 IV Travel photography highlights
Pentax K-r Travel photography highlights
84
has bluetooth
provides focus via touch
megapixel count good (20 megapixels)
flash built-in
display is selfie friendly
47
built-in flash
terrible battery pack (470 CIPA)
MP count low (12MP)
screen is not selfie friendly
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Landscape Comparison

Olympus E-M10 IV Landscape photography information
Pentax K-r Landscape photography information
82
has manual focus
switch lenses (Micro Four Thirds mount)
good sized screen (3 inch)
image stabilization (Sensor based 5-axis)
megapixel count good (20MP)
sensor size is decent (Four Thirds)
great high ISO (25,600)
supports RAW formats
65
has manual focus
swap lenses (Pentax KAF2 mount)
nice screen size (3 inch)
image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW formats
MP count low (12 megapixels)
terrible battery pack (470 per charge)
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Vlogging Comparison

Olympus E-M10 IV Vlogging advice
Pentax K-r Vlogging advice
78
display is selfie friendly
touchscreen
image stabilization (Sensor based 5-axis)
features face detection focusing
video res high (3840 x 2160 pxls)
lack of external mic support
26
image stabilization (Sensor based)
offers face detect autofocus
screen is not selfie friendly
low quality video (1280 x 720 pixels)
doesn't have mic support
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Olympus E-M10 IV vs Pentax K-r Specifications

Detailed spec comparison table for Olympus E-M10 IV and Pentax K-r
 Olympus OM-D E-M10 IVPentax K-r
General Information
Make Olympus Pentax
Model type Olympus OM-D E-M10 IV Pentax K-r
Category Entry-Level Mirrorless Entry-Level DSLR
Launched 2020-08-04 2011-03-11
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Processor Chip TruePic VIII Prime II
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.6 x 15.8mm
Sensor surface area 226.2mm² 372.9mm²
Sensor resolution 20MP 12MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Peak resolution 5184 x 3888 4288 x 2848
Highest native ISO 25600 12800
Highest enhanced ISO - 25600
Minimum native ISO 200 200
RAW format
Minimum enhanced ISO 100 100
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 121 11
Cross type focus points - 9
Lens
Lens mount type Micro Four Thirds Pentax KAF2
Total lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Screen type Tilting Fixed Type
Screen diagonal 3" 3"
Screen resolution 1,040k dots 921k dots
Selfie friendly
Liveview
Touch display
Screen technology - TFT LCD monitor
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 96 percent
Viewfinder magnification 0.62x 0.57x
Features
Min shutter speed 60s 30s
Max shutter speed 1/4000s 1/6000s
Max silent shutter speed 1/16000s -
Continuous shutter rate 8.7 frames per second 6.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash distance 7.20 m (at ISO 200) 12.00 m (at ISO 100)
Flash modes Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync
External flash
AE bracketing
White balance bracketing
Max flash synchronize 1/250s 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM 1280 x 720 (25 fps), 640 x 480 (25 fps)
Highest video resolution 3840x2160 1280x720
Video file format MPEG-4, H.264 Motion JPEG
Mic support
Headphone support
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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 383 grams (0.84 pounds) 598 grams (1.32 pounds)
Dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 125 x 97 x 68mm (4.9" x 3.8" x 2.7")
DXO scores
DXO Overall rating not tested 72
DXO Color Depth rating not tested 22.9
DXO Dynamic range rating not tested 12.4
DXO Low light rating not tested 755
Other
Battery life 360 images 470 images
Type of battery Battery Pack Battery Pack
Battery ID BLS-50 D-LI109,4 x AA
Self timer Yes (2 or 12 sec, custom) Yes (2 or 12 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC (UHS-II supported) SD/SDHC
Card slots Single Single
Pricing at release $699 $1,100