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Olympus E-M1 II vs Pentax K-01

Portability
68
Imaging
60
Features
93
Overall
73
Olympus OM-D E-M1 Mark II front
 
Pentax K-01 front
Portability
76
Imaging
57
Features
68
Overall
61

Olympus E-M1 II vs Pentax K-01 Key Specs

Olympus E-M1 II
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 574g - 134 x 91 x 67mm
  • Revealed September 2016
  • Older Model is Olympus E-M1
  • Later Model is Olympus E-M1 III
Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Announced May 2012
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Olympus E-M1 II vs Pentax K-01 Overview

Lets take a more detailed look at the Olympus E-M1 II vs Pentax K-01, one being a Pro Mirrorless and the latter is a Entry-Level Mirrorless by rivals Olympus and Pentax. There is a sizeable difference between the sensor resolutions of the E-M1 II (20MP) and K-01 (16MP) and the E-M1 II (Four Thirds) and K-01 (APS-C) possess totally different sensor size.

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The E-M1 II was launched 4 years later than the K-01 and that is quite a large gap as far as tech is concerned. The two cameras offer the identical body type (SLR-style mirrorless).

Before getting straight into a thorough comparison, below is a simple overview of how the E-M1 II grades against the K-01 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M1 II over the Pentax K-01

 E-M1 II K-01 
AnnouncedSeptember 2016May 2012More recent by 53 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution1037k921kCrisper screen (+116k dot)
Selfie screen Easy selfies
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-01 over the Olympus E-M1 II

 K-01 E-M1 II 

Common features in the Olympus E-M1 II and Pentax K-01

 E-M1 II K-01 
Manually focus Dial accurate focusing
Screen sizing3"3"Equivalent screen size

Olympus E-M1 II vs Pentax K-01 Physical Comparison

In case you're intending to lug around your camera regularly, you will need to take into account its weight and measurements. The Olympus E-M1 II has exterior measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") accompanied by a weight of 574 grams (1.27 lbs) whilst the Pentax K-01 has proportions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") having a weight of 561 grams (1.24 lbs).

See the Olympus E-M1 II vs Pentax K-01 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at the time. Following is the front view measurement comparison of the E-M1 II compared to the K-01.

Olympus E-M1 II vs Pentax K-01 size comparison

Using size and weight, the portability rating of the E-M1 II and K-01 is 68 and 76 respectively.

Olympus E-M1 II vs Pentax K-01 top view buttons comparison

Olympus E-M1 II vs Pentax K-01 Sensor Comparison

In many cases, its hard to envision the gap between sensor measurements only by checking specs. The graphic underneath might provide you a far better sense of the sensor measurements in the E-M1 II and K-01.

All in all, both of these cameras enjoy different resolutions and different sensor measurements. The E-M1 II because of its tinier sensor will make achieving shallower depth of field tougher and the Olympus E-M1 II will give you extra detail utilizing its extra 4MP. Higher resolution can also enable you to crop shots far more aggressively. The younger E-M1 II is going to have an edge with regard to sensor technology.

Olympus E-M1 II vs Pentax K-01 sensor size comparison

Olympus E-M1 II vs Pentax K-01 Screen and ViewFinder

Olympus E-M1 II vs Pentax K-01 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 II Portrait photography details
Pentax K-01 Portrait photography details
76
manual focus
megapixel count good (20 megapixels)
sensor size is decent (Four Thirds)
offers face detect focusing
supports RAW formats
74
manual focus
good MP (16 megapixels)
sensor size is decent (APS-C)
provides face detect autofocus
saves RAW formats
Photography Glossary

Street Comparison

Street photography with Olympus E-M1 II
Street photography with Pentax K-01
78
fully articulated screen
has image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
supports RAW formats
comes with focus by touch
weather proofing
lighter than competitors (574 grams)
above average ISO range (25,600)
66
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
fixed screen
heavier than others (561 grams)
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Sports Comparison

Olympus E-M1 II Sports photography info
Pentax K-01 Sports photography info
75
max shutter speed is good (1/8,000s)
quiet mode (1/32,000s)
fast continuous shooting (60.0 frames per second)
has image stabilization (Sensor based 5-axis)
megapixel count good (20 megapixels)
sensor size is decent (Four Thirds)
offers tracking focus
weather proofing
comes with phase detect AF
not so great battery pack (350 per charge)
61
built in image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is decent (APS-C)
better than average battery (540 per charge)
very slow continuous shooting (6.0 frames/s)
does not have phase detect autofocus
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Travel Comparison

Olympus E-M1 II Travel photography factors
Pentax K-01 Travel photography factors
72
lighter than competitors (574g)
weather proofing
comes with focus by touch
megapixel count good (20MP)
display is selfie friendly
not so great battery pack (350 CIPA)
65
better than average battery (540 CIPA)
good MP (16 megapixels)
flash built-in
heavier than others (561 grams)
doesn't contain selfie friendly display
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Landscape Comparison

Olympus E-M1 II Landscape photography features
Pentax K-01 Landscape photography features
76
manual focus
interchangeable lenses (Micro Four Thirds mount)
nice screen size (3 inch)
has image stabilization (Sensor based 5-axis)
megapixel count good (20 megapixels)
sensor size is decent (Four Thirds)
does not have anti-alias filter
above average ISO range (25,600)
supports RAW formats
weather proofing
two card slots
not so great battery pack (350 shots)
80
manual focus
interchangeable lenses (Pentax KAF2 mount)
screen is a good size (3 inches)
built in image stabilization (Sensor based)
good MP (16MP)
sensor size is decent (APS-C)
saves RAW formats
better than average battery (540 CIPA)
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Vlogging Comparison

Olympus E-M1 II Vlogging details
Pentax K-01 Vlogging details
79
display is selfie friendly
has touchscreen
has image stabilization (Sensor based 5-axis)
offers face detect focusing
high res video (4096 x 2160 pixels)
does have microphone socket
lighter than competitors (574 grams)
34
built in image stabilization (Sensor based)
provides face detect autofocus
video resolution high (1920 x 1080 resolution)
comes with mic port
doesn't contain selfie friendly display
heavier than others (561 grams)
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Olympus E-M1 II vs Pentax K-01 Specifications

Detailed spec comparison table for Olympus E-M1 II and Pentax K-01
 Olympus OM-D E-M1 Mark IIPentax K-01
General Information
Brand Olympus Pentax
Model type Olympus OM-D E-M1 Mark II Pentax K-01
Type Pro Mirrorless Entry-Level Mirrorless
Revealed 2016-09-19 2012-05-30
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor TruePic VIII -
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.7 x 15.7mm
Sensor area 226.2mm² 372.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Maximum resolution 5184 x 3888 4928 x 3264
Maximum native ISO 25600 12800
Maximum boosted ISO - 25600
Min native ISO 200 100
RAW photos
Min boosted ISO 64 -
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 121 81
Lens
Lens support Micro Four Thirds Pentax KAF2
Available lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Display type Fully Articulated Fixed Type
Display size 3" 3"
Display resolution 1,037 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch functionality
Display technology - TFT LCD monitor
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.74x -
Features
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/8000 secs 1/4000 secs
Maximum quiet shutter speed 1/32000 secs -
Continuous shooting speed 60.0fps 6.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash distance 9.10 m (at ISO 100) 12.00 m (at ISO 100)
Flash modes Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/250 secs 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM, 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps)
Maximum video resolution 4096x2160 1920x1080
Video file format MOV, H.264 MPEG-4, H.264
Mic jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 574 gr (1.27 lbs) 561 gr (1.24 lbs)
Dimensions 134 x 91 x 67mm (5.3" x 3.6" x 2.6") 122 x 79 x 58mm (4.8" x 3.1" x 2.3")
DXO scores
DXO All around rating 80 79
DXO Color Depth rating 23.7 23.7
DXO Dynamic range rating 12.8 12.9
DXO Low light rating 1312 1135
Other
Battery life 350 photographs 540 photographs
Type of battery Battery Pack Battery Pack
Battery ID BLH-1 D-LI90
Self timer Yes (2 or 12 secs, custom) Yes (2 or 12 sec)
Time lapse recording
Type of storage Dual SD/SDHC/SDXC slots SD/SDHC/SDXC
Storage slots Two 1
Retail price $1,700 $899