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Olympus E-PL3 vs Pentax K-3 II

Portability
88
Imaging
48
Features
52
Overall
49
Olympus PEN E-PL3 front
 
Pentax K-3 II front
Portability
59
Imaging
66
Features
84
Overall
73

Olympus E-PL3 vs Pentax K-3 II Key Specs

Olympus E-PL3
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 12800
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 313g - 110 x 64 x 37mm
  • Revealed September 2011
  • Old Model is Olympus E-PL2
Pentax K-3 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Announced April 2015
  • Superseded the Pentax K-3
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Olympus E-PL3 vs Pentax K-3 II Overview

Its time to look much closer at the Olympus E-PL3 and Pentax K-3 II, former is a Entry-Level Mirrorless while the latter is a Advanced DSLR by manufacturers Olympus and Pentax. There is a sizable difference among the image resolutions of the E-PL3 (12MP) and K-3 II (24MP) and the E-PL3 (Four Thirds) and K-3 II (APS-C) possess different sensor sizing.

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The E-PL3 was revealed 4 years before the K-3 II which is a fairly significant difference as far as camera tech is concerned. Each of the cameras come with different body type with the Olympus E-PL3 being a Rangefinder-style mirrorless camera and the Pentax K-3 II being a Mid-size SLR camera.

Before delving through a in-depth comparison, below is a brief summation of how the E-PL3 scores against the K-3 II in regards to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-PL3 over the Pentax K-3 II

 E-PL3 K-3 II 
Screen typeTiltingFixed Tilting screen

Reasons to pick Pentax K-3 II over the Olympus E-PL3

 K-3 II E-PL3 
AnnouncedApril 2015September 2011More modern by 43 months
Screen dimension3.2"3"Bigger screen (+0.2")
Screen resolution1037k460kCrisper screen (+577k dot)

Common features in the Olympus E-PL3 and Pentax K-3 II

 E-PL3 K-3 II 
Manually focus Very exact focus
Selfie screen Neither includes selfie screen
Touch friendly screen Neither includes Touch friendly screen

Olympus E-PL3 vs Pentax K-3 II Physical Comparison

When you are intending to carry around your camera regularly, you're going to have to take into account its weight and size. The Olympus E-PL3 features exterior dimensions of 110mm x 64mm x 37mm (4.3" x 2.5" x 1.5") having a weight of 313 grams (0.69 lbs) whilst the Pentax K-3 II has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).

Examine the Olympus E-PL3 and Pentax K-3 II in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will change dependant on the lens you have attached during that time. Underneath is the front view scale comparison of the E-PL3 compared to the K-3 II.

Olympus E-PL3 vs Pentax K-3 II size comparison

Looking at size and weight, the portability rating of the E-PL3 and K-3 II is 88 and 59 respectively.

Olympus E-PL3 vs Pentax K-3 II top view buttons comparison

Olympus E-PL3 vs Pentax K-3 II Sensor Comparison

Generally, it can be hard to picture the contrast in sensor sizes merely by researching specs. The image here should offer you a more clear sense of the sensor sizes in the E-PL3 and K-3 II.

All in all, the two cameras posses different megapixels and different sensor sizes. The E-PL3 using its smaller sensor is going to make getting bokeh tougher and the Pentax K-3 II will result in extra detail because of its extra 12 Megapixels. Higher resolution can also enable you to crop pictures somewhat more aggressively. The more aged E-PL3 will be behind with regard to sensor technology.

Olympus E-PL3 vs Pentax K-3 II sensor size comparison

Olympus E-PL3 vs Pentax K-3 II Screen and ViewFinder

Olympus E-PL3 vs Pentax K-3 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-PL3 as a Portrait photography camera
Pentax K-3 II as a Portrait photography camera
60
you can focus manually
sensor size is good (Four Thirds)
features face detection focus
supports RAW formats
low MP (12MP)
79
you can focus manually
good resolution (24MP)
nice sensor size (APS-C)
has face detection autofocus
saves RAW files
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Street Comparison

Olympus E-PL3 Street photography details
Pentax K-3 II Street photography details
84
tilting screen
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
supports RAW formats
69
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW files
environment proof
great high ISO (51,200)
fixed screen
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Sports Comparison

Olympus E-PL3 as a Sports photography camera
Pentax K-3 II as a Sports photography camera
45
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
features tracking autofocus
max fps low (6.0 fps)
low MP (12 megapixels)
bad battery pack (300 CIPA)
has no phase detect auto focus
76
maximum shutter speed is high (1/8,000s)
has image stabilization (Sensor based)
good resolution (24 megapixels)
nice sensor size (APS-C)
has tracking autofocus
environment proof
has phase detect autofocus
low battery (720 CIPA)
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Travel Comparison

Olympus E-PL3 Travel photography features
Pentax K-3 II Travel photography features
44
does not have Time Lapse mode
bad battery pack (300 shots)
low MP (12MP)
does not offer selfie friendly screen
56
environment proof
good resolution (24MP)
low battery (720 per charge)
display isn't selfie friendly
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Landscape Comparison

Landscape photography with Olympus E-PL3
Landscape photography with Pentax K-3 II
61
you can focus manually
change lenses (Micro Four Thirds mount)
screen size is good (3 inch)
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
supports RAW formats
low MP (12 megapixels)
bad battery pack (300 per charge)
does not have Time Lapse mode
78
you can focus manually
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3.2 inches)
has image stabilization (Sensor based)
good resolution (24MP)
nice sensor size (APS-C)
doesnt have anti aliasing filter
great high ISO (51,200)
saves RAW files
environment proof
2 card slots
low battery (720 CIPA)
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Vlogging Comparison

Olympus E-PL3 Vlogging details
Pentax K-3 II Vlogging details
34
has image stabilization (Sensor based)
features face detection focus
good video quality (1920 x 1080 pixels)
does not offer selfie friendly screen
does not have external mic socket
34
has image stabilization (Sensor based)
has face detection autofocus
great video quality (1920 x 1080 pixels)
has external mic support
display isn't selfie friendly
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Olympus E-PL3 vs Pentax K-3 II Specifications

Detailed spec comparison table for Olympus E-PL3 and Pentax K-3 II
 Olympus PEN E-PL3Pentax K-3 II
General Information
Brand Name Olympus Pentax
Model Olympus PEN E-PL3 Pentax K-3 II
Class Entry-Level Mirrorless Advanced DSLR
Revealed 2011-09-20 2015-04-23
Physical type Rangefinder-style mirrorless Mid-size SLR
Sensor Information
Powered by Truepic VI Prime III
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.5 x 15.6mm
Sensor area 224.9mm² 366.6mm²
Sensor resolution 12 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 4:3 3:2
Full resolution 4032 x 3024 6016 x 4000
Max native ISO 12800 51200
Min native ISO 200 100
RAW data
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 35 27
Cross focus points - 25
Lens
Lens mounting type Micro Four Thirds Pentax KAF2
Number of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Display type Tilting Fixed Type
Display size 3" 3.2"
Resolution of display 460k dots 1,037k dots
Selfie friendly
Liveview
Touch functionality
Display technology HyperCrystal LCD AR(Anti-Reflective) coating -
Viewfinder Information
Viewfinder Electronic (optional) Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.64x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/4000s 1/8000s
Continuous shooting rate 6.0fps 8.3fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash options Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) 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 (available with dedicated external flash)
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash synchronize 1/160s 1/180s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Max video resolution 1920x1080 1920x1080
Video format AVCHD, Motion JPEG MPEG-4, H.264
Mic support
Headphone support
Connectivity
Wireless None Optional
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 313 gr (0.69 lb) 800 gr (1.76 lb)
Dimensions 110 x 64 x 37mm (4.3" x 2.5" x 1.5") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO All around score 52 80
DXO Color Depth score 20.9 23.6
DXO Dynamic range score 10.3 13.6
DXO Low light score 499 1106
Other
Battery life 300 photos 720 photos
Type of battery Battery Pack Battery Pack
Battery model BLS-5 D-LI90
Self timer Yes (2 or 12 sec) Yes ( 2 or 12 seconds)
Time lapse feature
Type of storage SD/SDHC/SDXC Dual SD/SDHC/SDXC
Card slots 1 Dual
Retail price $399 $829