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Olympus E-5 vs Pentax K-x

Portability
58
Imaging
48
Features
76
Overall
59
Olympus E-5 front
 
Pentax K-x front
Portability
69
Imaging
52
Features
47
Overall
50

Olympus E-5 vs Pentax K-x Key Specs

Olympus E-5
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1280 x 720 video
  • Micro Four Thirds Mount
  • 800g - 143 x 117 x 75mm
  • Revealed February 2011
  • Older Model is Olympus E-3
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400 (Bump to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Announced December 2009
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Olympus E-5 vs Pentax K-x Overview

Lets take a closer look at the Olympus E-5 and Pentax K-x, former is a Advanced DSLR while the other is a Entry-Level DSLR by rivals Olympus and Pentax. The image resolution of the E-5 (12MP) and the K-x (12MP) is fairly similar but the E-5 (Four Thirds) and K-x (APS-C) enjoy different sensor sizes.

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The E-5 was brought out 14 months after the K-x making the cameras a generation away from one another. Both of the cameras offer different body type with the Olympus E-5 being a Mid-size SLR camera and the Pentax K-x being a Compact SLR camera.

Before we go through a detailed comparison, below is a quick summation of how the E-5 matches up against the K-x with respect to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-5 over the Pentax K-x

 E-5 K-x 
AnnouncedFebruary 2011December 2009More modern by 14 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.7"Larger display (+0.3")
Display resolution920k230kCrisper display (+690k dot)
Selfie screen Easy selfies

Reasons to pick Pentax K-x over the Olympus E-5

 K-x E-5 

Common features in the Olympus E-5 and Pentax K-x

 E-5 K-x 
Manual focus Very accurate focusing
Touch friendly display Neither includes Touch friendly display

Olympus E-5 vs Pentax K-x Physical Comparison

If you are aiming to carry around your camera, you're going to have to factor in its weight and dimensions. The Olympus E-5 features outside measurements of 143mm x 117mm x 75mm (5.6" x 4.6" x 3.0") with a weight of 800 grams (1.76 lbs) whilst the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs).

Check the Olympus E-5 and Pentax K-x in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary depending on the lens you are utilizing during that time. The following is the front view size comparison of the E-5 versus the K-x.

Olympus E-5 vs Pentax K-x size comparison

Taking into consideration dimensions and weight, the portability rating of the E-5 and K-x is 58 and 69 respectively.

Olympus E-5 vs Pentax K-x top view buttons comparison

Olympus E-5 vs Pentax K-x Sensor Comparison

More often than not, it can be hard to visualize the difference between sensor sizes just by going over specs. The image below may provide you a far better sense of the sensor measurements in the E-5 and K-x.

As you can plainly see, the two cameras enjoy the same exact megapixels but different sensor sizes. The E-5 includes the tinier sensor which is going to make achieving shallower depth of field trickier. The fresher E-5 should have an advantage when it comes to sensor tech.

Olympus E-5 vs Pentax K-x sensor size comparison

Olympus E-5 vs Pentax K-x Screen and ViewFinder

Olympus E-5 vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-5
Portrait photography with Pentax K-x
60
manual focus
sensor size is decent (Four Thirds)
comes with face detect focus
delivers RAW formats
MP count low (12 megapixels)
63
focusing manually
good sensor size (APS-C)
includes face detect autofocus
exports RAW formats
sensor resolution low (12MP)
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Street Comparison

Olympus E-5 Street photography factors
Pentax K-x Street photography factors
71
screen articulates
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
delivers RAW formats
weather proof
67
image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
fixed screen
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Sports Comparison

Olympus E-5 Sports photography info
Pentax K-x Sports photography info
59
maximum shutter speed is high (1/8,000 seconds)
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
weather proof
sensor has phase detect auto focus
max frames per second low (5.0 frames per second)
MP count low (12MP)
61
maximum shutter speed is high (1/6,000s)
image stabilization (Sensor based)
good sensor size (APS-C)
great battery power (1,900 CIPA)
supports phase detect autofocus
low frames per second (5.0 frames/s)
sensor resolution low (12MP)
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Travel Comparison

Olympus E-5 as a Travel photography camera
Pentax K-x as a Travel photography camera
56
weather proof
has built in flash
selfie friendly screen
no Timelapse mode
MP count low (12 megapixels)
54
great battery power (1,900 per charge)
built-in flash
does not have Time Lapse recording
sensor resolution low (12 megapixels)
doesn't contain selfie friendly display
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Landscape Comparison

Olympus E-5 as a Landscape photography camera
Pentax K-x as a Landscape photography camera
65
manual focus
swap lenses (Micro Four Thirds mount)
nice screen size (3")
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
delivers RAW formats
weather proof
has dual storage slots
MP count low (12MP)
no Timelapse mode
61
focusing manually
switch lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
great battery power (1,900 per charge)
screen is small (2.7")
sensor resolution low (12MP)
does not have Time Lapse recording
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Vlogging Comparison

Vlogging with Olympus E-5
Vlogging with Pentax K-x
64
selfie friendly screen
image stabilization (Sensor based)
comes with face detect focus
includes microphone jack
low res video (1280 x 720 pixels)
27
image stabilization (Sensor based)
includes face detect autofocus
doesn't contain selfie friendly display
low res video (1280 x 720 resolution)
does not have mic port
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Olympus E-5 vs Pentax K-x Specifications

Detailed spec comparison table for Olympus E-5 and Pentax K-x
 Olympus E-5Pentax K-x
General Information
Manufacturer Olympus Pentax
Model type Olympus E-5 Pentax K-x
Type Advanced DSLR Entry-Level DSLR
Revealed 2011-02-03 2009-12-23
Body design Mid-size SLR Compact SLR
Sensor Information
Processor TruePic V+ Prime
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.6 x 15.8mm
Sensor area 224.9mm² 372.9mm²
Sensor resolution 12 megapixel 12 megapixel
Anti alias filter
Aspect ratio 4:3 and 16:9 3:2
Highest resolution 4032 x 3024 4288 x 2848
Highest native ISO 6400 6400
Highest boosted ISO - 12800
Lowest native ISO 100 100
RAW format
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 11 11
Cross type focus points 11 -
Lens
Lens support Micro Four Thirds Pentax KAF2
Available lenses 45 151
Focal length multiplier 2.1 1.5
Screen
Range of display Fully Articulated Fixed Type
Display sizing 3 inch 2.7 inch
Resolution of display 920 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch screen
Display technology HyperCrystal transmissive LCD TFT LCD monitor
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentamirror)
Viewfinder coverage 100% 96%
Viewfinder magnification 0.58x 0.57x
Features
Lowest shutter speed 60 seconds 30 seconds
Highest shutter speed 1/8000 seconds 1/6000 seconds
Continuous shooting speed 5.0 frames/s 5.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance 18.00 m (at ISO 200) 16.00 m
Flash modes Auto, On, Off, Red-Eye, Slow Sync, Fill-in Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
Hot shoe
AEB
WB bracketing
Highest flash sync 1/250 seconds 1/180 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) 1280 x 720 (24 fps), 640 x 416 (24 fps)
Highest video resolution 1280x720 1280x720
Video format Motion JPEG Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800g (1.76 pounds) 580g (1.28 pounds)
Dimensions 143 x 117 x 75mm (5.6" x 4.6" x 3.0") 123 x 92 x 68mm (4.8" x 3.6" x 2.7")
DXO scores
DXO All around rating 56 72
DXO Color Depth rating 21.6 22.8
DXO Dynamic range rating 10.5 12.5
DXO Low light rating 519 811
Other
Battery life 870 pictures 1900 pictures
Form of battery Battery Pack Battery Pack
Battery ID BLM-5 4 x AA
Self timer Yes (2 or 12 sec) Yes (2 or 12 sec)
Time lapse feature
Storage media Compact Flash (Type I or II)/SD/SDHC/SDXC SD/SDHC card
Storage slots Two One
Retail price $1,700 $600