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Olympus E-P5 vs Pentax 645D

Portability
85
Imaging
53
Features
76
Overall
62
Olympus PEN E-P5 front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Olympus E-P5 vs Pentax 645D Key Specs

Olympus E-P5
(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
  • 420g - 122 x 69 x 37mm
  • Announced October 2013
  • Earlier Model is Olympus E-P3
Pentax 645D
(Full Review)
  • 40MP - Medium format Sensor
  • 3" Fixed Display
  • ISO 200 - 1600
  • No Anti-Alias Filter
  • No Video
  • Pentax 645AF2 Mount
  • 1480g - 156 x 117 x 119mm
  • Revealed March 2010
  • Later Model is Pentax 645Z
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Olympus E-P5 vs Pentax 645D Overview

Let's look more in depth at the Olympus E-P5 vs Pentax 645D, one is a Entry-Level Mirrorless and the other is a Pro DSLR by rivals Olympus and Pentax. There exists a big gap among the image resolutions of the E-P5 (16MP) and 645D (40MP) and the E-P5 (Four Thirds) and 645D (Medium format) offer totally different sensor sizes.

Photography Glossary

The E-P5 was manufactured 3 years after the 645D which is a fairly big gap as far as camera technology is concerned. Each of these cameras feature different body design with the Olympus E-P5 being a Rangefinder-style mirrorless camera and the Pentax 645D being a Large SLR camera.

Before diving into a in depth comparison, here is a quick summary of how the E-P5 grades versus the 645D with regard to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-P5 over the Pentax 645D

 E-P5 645D 
RevealedOctober 2013March 2010More modern by 44 months
Display typeTiltingFixed Tilting display
Display resolution1037k921kCrisper display (+116k dot)
Touch display Easily navigate

Reasons to pick Pentax 645D over the Olympus E-P5

 645D E-P5 

Common features in the Olympus E-P5 and Pentax 645D

 E-P5 645D 
Manual focus More exact focusing
Display size3"3"Same display dimensions
Selfie screen Neither includes selfie screen

Olympus E-P5 vs Pentax 645D Physical Comparison

If you're going to carry around your camera regularly, you'll have to think about its weight and measurements. The Olympus E-P5 features exterior dimensions of 122mm x 69mm x 37mm (4.8" x 2.7" x 1.5") having a weight of 420 grams (0.93 lbs) whilst the Pentax 645D has proportions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") having a weight of 1480 grams (3.26 lbs).

Analyze the Olympus E-P5 vs Pentax 645D in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you have attached at that moment. The following is a front view physical size comparison of the E-P5 against the 645D.

Olympus E-P5 vs Pentax 645D size comparison

Considering dimensions and weight, the portability rating of the E-P5 and 645D is 85 and 50 respectively.

Olympus E-P5 vs Pentax 645D top view buttons comparison

Olympus E-P5 vs Pentax 645D Sensor Comparison

More often than not, its tough to envision the difference in sensor sizes only by viewing technical specs. The picture below might provide you a far better sense of the sensor sizes in the E-P5 and 645D.

As you can tell, both the cameras come with different megapixels and different sensor sizes. The E-P5 featuring a smaller sensor will make getting shallower depth of field harder and the Pentax 645D will render more detail due to its extra 24MP. Greater resolution can also let you crop pics a good deal more aggressively. The newer E-P5 will have an advantage in sensor technology.

Olympus E-P5 vs Pentax 645D sensor size comparison

Olympus E-P5 vs Pentax 645D Screen and ViewFinder

Olympus E-P5 vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-P5 Portrait photography highlights
Pentax 645D Portrait photography highlights
71
focusing manually
flash sync is higher than normal (1/320s)
decent sensor resolution (16 megapixels)
nice sensor size (Four Thirds)
comes with face detection focusing
saves RAW files
77
manual focus
sensor resolution is excellent (40 megapixels)
big sensor size (Medium format)
saves RAW formats
no liveview
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Street Comparison

Street photography with Olympus E-P5
Street photography with Pentax 645D
78
tilting screen
has image stabilization (Sensor based 5-axis)
nice sensor size (Four Thirds)
saves RAW files
offers focus by touch
good high ISO (25,600)
more heavy than competition (420 grams)
58
big sensor size (Medium format)
saves RAW formats
weather sealing
no moving screen
does not have image stabilization
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Sports Comparison

Olympus E-P5 as a Sports photography camera
Pentax 645D as a Sports photography camera
68
great max shutter speed (1/8,000s)
has image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
nice sensor size (Four Thirds)
comes with tracking autofocus
lack of phase detect AF
63
sensor resolution is excellent (40MP)
big sensor size (Medium format)
weather sealing
sensor has phase detect auto focus
no liveview
max frames per second low (1.0 frames/s)
does not have image stabilization
low battery (800 per charge)
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Travel Comparison

Olympus E-P5 Travel photography features
Pentax 645D Travel photography features
68
offers focus by touch
decent sensor resolution (16 megapixels)
flash built-in
more heavy than competition (420 grams)
doesn't have selfie friendly screen
55
weather sealing
sensor resolution is excellent (40 megapixels)
low battery (800 CIPA)
screen is not selfie friendly
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Landscape Comparison

Olympus E-P5 Landscape photography advice
Pentax 645D Landscape photography advice
79
focusing manually
swap lenses (Micro Four Thirds mount)
decent sized screen (3 inch)
has image stabilization (Sensor based 5-axis)
decent sensor resolution (16MP)
nice sensor size (Four Thirds)
good high ISO (25,600)
saves RAW files
72
manual focus
change lenses (Pentax 645AF2 mount)
screen is a decent size (3 inches)
sensor resolution is excellent (40 megapixels)
big sensor size (Medium format)
does not have low pass filter
saves RAW formats
weather sealing
two card slots
no liveview
does not have image stabilization
low battery (800 per charge)
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Vlogging Comparison

Olympus E-P5 Vlogging factors
Pentax 645D Vlogging factors
33
touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detection focusing
high quality video (1920 x 1080 pixels)
doesn't have selfie friendly screen
missing external microphone jack
more heavy than competition (420g)
9
can't shoot video
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Olympus E-P5 vs Pentax 645D Specifications

Detailed spec comparison table for Olympus E-P5 and Pentax 645D
 Olympus PEN E-P5Pentax 645D
General Information
Brand Name Olympus Pentax
Model type Olympus PEN E-P5 Pentax 645D
Type Entry-Level Mirrorless Pro DSLR
Announced 2013-10-03 2010-03-10
Physical type Rangefinder-style mirrorless Large SLR
Sensor Information
Chip - Prime II
Sensor type CMOS CCD
Sensor size Four Thirds Medium format
Sensor dimensions 17.3 x 13mm 44 x 33mm
Sensor area 224.9mm² 1,452.0mm²
Sensor resolution 16MP 40MP
Anti alias filter
Aspect ratio 4:3 4:3
Highest resolution 4608 x 3456 7264 x 5440
Highest native ISO 25600 1600
Minimum native ISO 100 200
RAW format
Minimum boosted ISO - 100
Autofocusing
Focus manually
AF touch
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 35 11
Lens
Lens mount type Micro Four Thirds Pentax 645AF2
Amount of lenses 107 6
Crop factor 2.1 0.8
Screen
Type of screen Tilting Fixed Type
Screen size 3" 3"
Screen resolution 1,037 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch display
Screen technology 3:2 LCD capacitive touchscreen TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder type Electronic (optional) Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.85x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/8000s 1/4000s
Continuous shooting rate 9.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance 7.00 m (ISO 100) no built-in flash
Flash settings Auto, On, Off, Red-Eye, Fill-in, Slow Sync (1st or 2nd curtain), Manual (1/1 - 1/64) Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
AEB
White balance bracketing
Maximum flash synchronize 1/320s 1/125s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30p), 1280 x 720 (30p) -
Highest video resolution 1920x1080 None
Video data format H.264 -
Mic port
Headphone port
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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 420 grams (0.93 lbs) 1480 grams (3.26 lbs)
Physical dimensions 122 x 69 x 37mm (4.8" x 2.7" x 1.5") 156 x 117 x 119mm (6.1" x 4.6" x 4.7")
DXO scores
DXO All around rating 72 82
DXO Color Depth rating 22.8 24.6
DXO Dynamic range rating 12.4 12.6
DXO Low light rating 895 1262
Other
Battery life 330 pictures 800 pictures
Battery type Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC
Card slots Single Dual
Pricing at launch $389 $4,000