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Olympus E-M1 vs Pentax K-1 II

Portability
71
Imaging
53
Features
85
Overall
65
Olympus OM-D E-M1 front
 
Pentax K-1 Mark II front
Portability
55
Imaging
78
Features
82
Overall
79

Olympus E-M1 vs Pentax K-1 II Key Specs

Olympus E-M1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 497g - 130 x 94 x 63mm
  • Revealed October 2013
  • Later Model is Olympus E-M1 II
Pentax K-1 II
(Full Review)
  • 36MP - Full frame Sensor
  • 3.2" Fully Articulated Screen
  • ISO 100 - 819200
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF4 Mount
  • 1010g - 137 x 110 x 86mm
  • Announced February 2018
  • Old Model is Pentax K-1
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Olympus E-M1 vs Pentax K-1 II Overview

Following is a complete assessment of the Olympus E-M1 vs Pentax K-1 II, one is a Pro Mirrorless and the latter is a Advanced DSLR by companies Olympus and Pentax. There exists a crucial gap between the sensor resolutions of the E-M1 (16MP) and K-1 II (36MP) and the E-M1 (Four Thirds) and K-1 II (Full frame) posses different sensor dimensions.

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The E-M1 was released 5 years prior to the K-1 II which is quite a serious gap as far as technology is concerned. Both cameras feature different body design with the Olympus E-M1 being a SLR-style mirrorless camera and the Pentax K-1 II being a Mid-size SLR camera.

Before getting right into a more detailed comparison, here is a short view of how the E-M1 matches up vs the K-1 II in relation to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M1 over the Pentax K-1 II

 E-M1 K-1 II 
Touch screen Quickly navigate

Reasons to pick Pentax K-1 II over the Olympus E-M1

 K-1 II E-M1 
AnnouncedFebruary 2018October 2013More modern by 52 months
Screen typeFully ArticulatedTiltingFully Articulating screen
Screen size3.2"3"Bigger screen (+0.2")

Common features in the Olympus E-M1 and Pentax K-1 II

 E-M1 K-1 II 
Manual focus Dial accurate focusing
Screen resolution1037k1037kThe same screen resolution
Selfie screen Neither has selfie screen

Olympus E-M1 vs Pentax K-1 II Physical Comparison

For anybody who is intending to carry around your camera often, you will need to take into account its weight and size. The Olympus E-M1 has external dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") having a weight of 497 grams (1.10 lbs) whilst the Pentax K-1 II has specifications of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs).

Take a look at the Olympus E-M1 vs Pentax K-1 II in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you use during that time. Here is a front view dimension comparison of the E-M1 and the K-1 II.

Olympus E-M1 vs Pentax K-1 II size comparison

Looking at dimensions and weight, the portability grade of the E-M1 and K-1 II is 71 and 55 respectively.

Olympus E-M1 vs Pentax K-1 II top view buttons comparison

Olympus E-M1 vs Pentax K-1 II Sensor Comparison

Sometimes, it's tough to visualize the difference between sensor sizes merely by looking at specifications. The picture underneath may provide you a stronger sense of the sensor sizes in the E-M1 and K-1 II.

To sum up, both the cameras feature different resolutions and different sensor sizes. The E-M1 because of its tinier sensor is going to make shooting shallow DOF more difficult and the Pentax K-1 II will resolve greater detail as a result of its extra 20MP. Higher resolution will also allow you to crop photographs way more aggressively. The more aged E-M1 is going to be disadvantaged in sensor technology.

Olympus E-M1 vs Pentax K-1 II sensor size comparison

Olympus E-M1 vs Pentax K-1 II Screen and ViewFinder

Olympus E-M1 vs Pentax K-1 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 Portrait photography features
Pentax K-1 II Portrait photography features
71
focusing manually
flash sync is higher than normal (1/320s)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
offers face detection focusing
delivers RAW files
86
manual focus
great MP (36MP)
sensor size is big (Full frame)
provides face detection autofocus
exports RAW formats
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Street Comparison

Olympus E-M1 as a Street photography camera
Pentax K-1 II as a Street photography camera
78
screen tilts up and down
image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW files
includes touch to focus
environment proof
lighter than average (497g)
above average high ISO (25,600)
70
screen articulates
image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
exports RAW formats
weather proof
above average ISO range (819,200)
more heavy than competitors (1,010g)
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Sports Comparison

Olympus E-M1 Sports photography information
Pentax K-1 II Sports photography information
70
high shutter speed (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
offers tracking autofocus
environment proof
has phase detect AF
terrible battery life (350 shots)
77
great max shutter speed (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
great MP (36MP)
sensor size is big (Full frame)
provides tracking autofocus
weather proof
supports phase detect autofocus
max frames per second very slow (4.4 frames per second)
low battery power (670 shots)
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Travel Comparison

Olympus E-M1 Travel photography highlights
Pentax K-1 II Travel photography highlights
65
lighter than average (497g)
environment proof
includes touch to focus
decent sensor resolution (16 megapixels)
terrible battery life (350 CIPA)
screen isn't selfie friendly
53
weather proof
great MP (36 megapixels)
low battery power (670 shots)
more heavy than competitors (1,010 grams)
screen is not selfie friendly
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Landscape Comparison

Olympus E-M1 Landscape photography highlights
Pentax K-1 II Landscape photography highlights
73
focusing manually
swap lenses (Micro Four Thirds mount)
nice screen size (3 inches)
image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
above average high ISO (25,600)
delivers RAW files
environment proof
terrible battery life (350 per charge)
82
manual focus
change lenses (Pentax KAF4 mount)
screen is a decent size (3.2")
image stabilization (Sensor based 5-axis)
great MP (36 megapixels)
sensor size is big (Full frame)
does not have anti-alias filter
above average ISO range (819,200)
exports RAW formats
weather proof
two card slots
low battery power (670 per charge)
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Vlogging Comparison

Olympus E-M1 Vlogging advice
Pentax K-1 II Vlogging advice
36
has touchscreen
image stabilization (Sensor based 5-axis)
offers face detection focusing
good video quality (1920 x 1080 pxls)
has external microphone socket
lighter than average (497 grams)
screen isn't selfie friendly
32
image stabilization (Sensor based 5-axis)
provides face detection autofocus
high res video (1920 x 1080 resolution)
comes with external microphone socket
screen is not selfie friendly
more heavy than competitors (1,010 grams)
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Olympus E-M1 vs Pentax K-1 II Specifications

Detailed spec comparison table for Olympus E-M1 and Pentax K-1 II
 Olympus OM-D E-M1Pentax K-1 Mark II
General Information
Make Olympus Pentax
Model type Olympus OM-D E-M1 Pentax K-1 Mark II
Class Pro Mirrorless Advanced DSLR
Revealed 2013-10-28 2018-02-22
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Chip TruePIC VII PRIME IV
Sensor type CMOS CMOS
Sensor size Four Thirds Full frame
Sensor measurements 17.3 x 13mm 35.9 x 24mm
Sensor area 224.9mm² 861.6mm²
Sensor resolution 16 megapixel 36 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Full resolution 4608 x 3456 7360 x 4912
Max native ISO 25600 819200
Minimum native ISO 100 100
RAW pictures
Autofocusing
Manual focusing
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 81 33
Cross type focus points - 25
Lens
Lens mount type Micro Four Thirds Pentax KAF4
Amount of lenses 107 151
Crop factor 2.1 1
Screen
Type of screen Tilting Fully Articulated
Screen sizing 3 inch 3.2 inch
Screen resolution 1,037 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% 100%
Viewfinder magnification 0.74x 0.7x
Features
Lowest shutter speed 60s 30s
Highest shutter speed 1/8000s 1/8000s
Continuous shooting rate 10.0 frames per sec 4.4 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain), Manual Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
Hot shoe
AEB
White balance bracketing
Highest flash synchronize 1/320s 1/200s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p)
Max video resolution 1920x1080 1920x1080
Video file format H.264, Motion JPEG MPEG-4, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Built-in
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 497g (1.10 lbs) 1010g (2.23 lbs)
Physical dimensions 130 x 94 x 63mm (5.1" x 3.7" x 2.5") 137 x 110 x 86mm (5.4" x 4.3" x 3.4")
DXO scores
DXO All around rating 73 not tested
DXO Color Depth rating 23.0 not tested
DXO Dynamic range rating 12.7 not tested
DXO Low light rating 757 not tested
Other
Battery life 350 photos 670 photos
Style of battery Battery Pack Battery Pack
Battery ID BLN-1 D-LI90
Self timer Yes (2 or 12 secs, custom) Yes (2 or 12 sec, custom)
Time lapse shooting
Storage type SD/SDHC/SDXC Dual SD/SDHC/SDXC (UHS-I)
Card slots 1 Dual
Cost at launch $799 $1,737