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Olympus E-M5 II vs Pentax K-x

Portability
80
Imaging
53
Features
84
Overall
65
Olympus OM-D E-M5 II front
 
Pentax K-x front
Portability
69
Imaging
52
Features
47
Overall
50

Olympus E-M5 II vs Pentax K-x Key Specs

Olympus E-M5 II
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 469g - 124 x 85 x 45mm
  • Released February 2015
  • Previous Model is Olympus E-M5
  • Later Model is Olympus E-M5 III
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 6400 (Boost to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Released December 2009
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Olympus E-M5 II vs Pentax K-x Overview

On this page, we will be analyzing the Olympus E-M5 II and Pentax K-x, one being a Advanced Mirrorless and the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There is a crucial difference among the resolutions of the E-M5 II (16MP) and K-x (12MP) and the E-M5 II (Four Thirds) and K-x (APS-C) posses totally different sensor sizing.

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The E-M5 II was launched 5 years later than the K-x and that is a fairly serious gap as far as camera tech is concerned. Both of these cameras have different body design with the Olympus E-M5 II being a SLR-style mirrorless camera and the Pentax K-x being a Compact SLR camera.

Before we go straight to a full comparison, here is a concise summation of how the E-M5 II scores against the K-x in regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M5 II over the Pentax K-x

 E-M5 II K-x 
ReleasedFebruary 2015December 2009Fresher by 63 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution1037k230kClearer screen (+807k dot)
Selfie screen Take selfies
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-x over the Olympus E-M5 II

 K-x E-M5 II 

Common features in the Olympus E-M5 II and Pentax K-x

 E-M5 II K-x 
Manual focus More exact focusing

Olympus E-M5 II vs Pentax K-x Physical Comparison

When you are intending to carry your camera regularly, you need to think about its weight and measurements. The Olympus E-M5 II features physical measurements of 124mm x 85mm x 45mm (4.9" x 3.3" x 1.8") accompanied by a weight of 469 grams (1.03 lbs) whilst the Pentax K-x has proportions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs).

Analyze the Olympus E-M5 II and Pentax K-x in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that time. Below is a front view overall size comparison of the E-M5 II and the K-x.

Olympus E-M5 II vs Pentax K-x size comparison

Taking into account size and weight, the portability score of the E-M5 II and K-x is 80 and 69 respectively.

Olympus E-M5 II vs Pentax K-x top view buttons comparison

Olympus E-M5 II vs Pentax K-x Sensor Comparison

Often, it can be difficult to visualise the contrast in sensor sizing merely by going through specs. The photograph here may offer you a more clear sense of the sensor sizing in the E-M5 II and K-x.

As you can plainly see, both of the cameras have different megapixels and different sensor sizing. The E-M5 II featuring a smaller sensor will make shooting shallow DOF tougher and the Olympus E-M5 II will produce greater detail utilizing its extra 4 Megapixels. Higher resolution can also make it easier to crop photographs a bit more aggressively. The younger E-M5 II is going to have an edge when it comes to sensor tech.

Olympus E-M5 II vs Pentax K-x sensor size comparison

Olympus E-M5 II vs Pentax K-x Screen and ViewFinder

Olympus E-M5 II vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 II as a Portrait photography camera
Pentax K-x as a Portrait photography camera
71
you can focus manually
MP count good (16 megapixels)
sensor size is good (Four Thirds)
comes with face detection focusing
delivers RAW formats
63
has manual focus
sensor size is decent (APS-C)
comes with face detection autofocus
supports RAW files
low resolution sensor (12 megapixels)
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Street Comparison

Street photography with Olympus E-M5 II
Street photography with Pentax K-x
82
screen articulates fully
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
delivers RAW formats
provides focus via touch
weather proofing
good high ISO (25,600)
67
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
screen does not articulate
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Sports Comparison

Sports photography with Olympus E-M5 II
Sports photography with Pentax K-x
65
maximum shutter speed is high (1/8,000 seconds)
quiet mode (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
MP count good (16 megapixels)
sensor size is good (Four Thirds)
comes with tracking autofocus
weather proofing
low battery life (310 shots)
no phase detect AF
61
high shutter speed (1/6,000s)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
great battery pack (1,900 per charge)
supports phase detect autofocus
slow frames per second (5.0 frames/s)
low resolution sensor (12MP)
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Travel Comparison

Olympus E-M5 II Travel photography information
Pentax K-x Travel photography information
74
weather proofing
provides focus via touch
MP count good (16 megapixels)
display is selfie friendly
low battery life (310 per charge)
54
great battery pack (1,900 per charge)
has built in flash
doesn't have Timelapse recording
low resolution sensor (12MP)
does not contain selfie friendly screen
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Landscape Comparison

Olympus E-M5 II Landscape photography factors
Pentax K-x Landscape photography factors
74
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
pretty good screen size (3 inches)
image stabilization (Sensor based 5-axis)
MP count good (16 megapixels)
sensor size is good (Four Thirds)
good high ISO (25,600)
delivers RAW formats
weather proofing
low battery life (310 per charge)
61
has manual focus
swap lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
great battery pack (1,900 per charge)
small screen (2.7")
low resolution sensor (12MP)
doesn't have Timelapse recording
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Vlogging Comparison

Olympus E-M5 II Vlogging details
Pentax K-x Vlogging details
82
display is selfie friendly
touchscreen enabled
image stabilization (Sensor based 5-axis)
comes with face detection focusing
video resolution high (1920 x 1080 resolution)
does have external microphone jack
27
built in image stabilization (Sensor based)
comes with face detection autofocus
does not contain selfie friendly screen
video res low (1280 x 720 resolution)
doesn't have external microphone jack
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Olympus E-M5 II vs Pentax K-x Specifications

Detailed spec comparison table for Olympus E-M5 II and Pentax K-x
 Olympus OM-D E-M5 IIPentax K-x
General Information
Company Olympus Pentax
Model Olympus OM-D E-M5 II Pentax K-x
Category Advanced Mirrorless Entry-Level DSLR
Released 2015-02-06 2009-12-23
Body design SLR-style mirrorless Compact SLR
Sensor Information
Powered by TruePic VII Prime
Sensor type MOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.6 x 15.8mm
Sensor surface area 224.9mm² 372.9mm²
Sensor resolution 16 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4608 x 3456 4288 x 2848
Maximum native ISO 25600 6400
Maximum enhanced ISO - 12800
Minimum native ISO 200 100
RAW files
Minimum enhanced ISO 100 -
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 81 11
Lens
Lens mount Micro Four Thirds Pentax KAF2
Number of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Screen type Fully Articulated Fixed Type
Screen sizing 3" 2.7"
Resolution of screen 1,037k dot 230k dot
Selfie friendly
Liveview
Touch capability
Screen tech - TFT LCD monitor
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 2,360k dot -
Viewfinder coverage 100 percent 96 percent
Viewfinder magnification 0.74x 0.57x
Features
Min shutter speed 60 secs 30 secs
Max shutter speed 1/8000 secs 1/6000 secs
Max silent shutter speed 1/16000 secs -
Continuous shutter speed 10.0 frames/s 5.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range no built-in flash 16.00 m
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
Hot shoe
AEB
WB bracketing
Max 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 1920 x 1080 (60p, 50p, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p), 640 x 480 (30p) 1280 x 720 (24 fps), 640 x 416 (24 fps)
Maximum video resolution 1920x1080 1280x720
Video data format MPEG-4, H.264, Motion JPEG 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 None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 469 grams (1.03 lb) 580 grams (1.28 lb)
Physical dimensions 124 x 85 x 45mm (4.9" x 3.3" x 1.8") 123 x 92 x 68mm (4.8" x 3.6" x 2.7")
DXO scores
DXO Overall score 73 72
DXO Color Depth score 23.0 22.8
DXO Dynamic range score 12.4 12.5
DXO Low light score 896 811
Other
Battery life 310 shots 1900 shots
Style of battery Battery Pack Battery Pack
Battery model BLN-1 4 x AA
Self timer Yes (2 or 10 secs, custom) Yes (2 or 12 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC SD/SDHC card
Storage slots Single Single
Pricing at release $699 $600