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Olympus E-450 vs Pentax K-3

Portability
77
Imaging
45
Features
36
Overall
41
Olympus E-450 front
 
Pentax K-3 front
Portability
59
Imaging
65
Features
85
Overall
73

Olympus E-450 vs Pentax K-3 Key Specs

Olympus E-450
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.7" Fixed Display
  • ISO 100 - 1600
  • No Video
  • Micro Four Thirds Mount
  • 426g - 130 x 91 x 53mm
  • Revealed March 2009
  • Previous Model is Olympus E-330
Pentax K-3
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • 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
  • Released April 2014
  • Successor is Pentax K-3 II
Photography Glossary

Olympus E-450 vs Pentax K-3 Overview

Below is a detailed overview of the Olympus E-450 vs Pentax K-3, former being a Entry-Level DSLR while the other is a Advanced DSLR by brands Olympus and Pentax. There is a large difference among the image resolutions of the E-450 (10MP) and K-3 (24MP) and the E-450 (Four Thirds) and K-3 (APS-C) possess different sensor sizing.

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The E-450 was launched 6 years before the K-3 and that is a fairly serious difference as far as camera tech is concerned. Each of these cameras come with different body type with the Olympus E-450 being a Compact SLR camera and the Pentax K-3 being a Mid-size SLR camera.

Before getting straight into a full comparison, below is a concise highlight of how the E-450 matches up versus the K-3 when it comes to portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-450 over the Pentax K-3

 E-450 K-3 

Reasons to pick Pentax K-3 over the Olympus E-450

 K-3 E-450 
ReleasedApril 2014March 2009More recent by 61 months
Display dimension3.2"2.7"Larger display (+0.5")
Display resolution1037k230kClearer display (+807k dot)

Common features in the Olympus E-450 and Pentax K-3

 E-450 K-3 
Manually focus Dial precise focusing
Display typeFixed Fixed Fixed display
Selfie screen Neither provides selfie screen
Touch display Neither provides Touch display

Olympus E-450 vs Pentax K-3 Physical Comparison

If you are looking to lug around your camera often, you'll need to factor in its weight and proportions. The Olympus E-450 provides exterior measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) while the Pentax K-3 has measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") with a weight of 800 grams (1.76 lbs).

Examine the Olympus E-450 vs Pentax K-3 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary based on the lens you are utilising at the time. Below is the front view over all size comparison of the E-450 compared to the K-3.

Olympus E-450 vs Pentax K-3 size comparison

Factoring in size and weight, the portability rating of the E-450 and K-3 is 77 and 59 respectively.

Olympus E-450 vs Pentax K-3 top view buttons comparison

Olympus E-450 vs Pentax K-3 Sensor Comparison

Generally, it is very tough to imagine the gap in sensor measurements only by seeing specifications. The visual underneath might give you a better sense of the sensor sizing in the E-450 and K-3.

To sum up, each of these cameras posses different megapixel count and different sensor measurements. The E-450 featuring a smaller sensor is going to make getting shallow depth of field more difficult and the Pentax K-3 will provide more detail utilizing its extra 14 Megapixels. Greater resolution can also make it easier to crop photos somewhat more aggressively. The older E-450 will be behind with regard to sensor technology.

Olympus E-450 vs Pentax K-3 sensor size comparison

Olympus E-450 vs Pentax K-3 Screen and ViewFinder

Olympus E-450 vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-450 Portrait photography details
Pentax K-3 Portrait photography details
57
has manual focus
sensor size is good (Four Thirds)
delivers RAW formats
low MP (10MP)
79
has manual focus
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
supports face detect focusing
delivers RAW files
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Street Comparison

Street photography with Olympus E-450
Street photography with Pentax K-3
64
sensor size is good (Four Thirds)
delivers RAW formats
lighter than others in class (426 grams)
screen does not articulate
no image stabilization
69
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW files
weather sealing
good ISO range (51,200)
screen is fixed
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Sports Comparison

Sports photography with Olympus E-450
Sports photography with Pentax K-3
39
sensor size is good (Four Thirds)
sensor has phase detect AF
slow frames per second (4.0 frames/s)
no image stabilization
low MP (10MP)
low battery life (500 per charge)
76
max shutter speed is good (1/8,000 seconds)
image stabilization (Sensor based)
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
supports tracking focus
weather sealing
has phase detect AF
not so great battery life (560 CIPA)
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Travel Comparison

Olympus E-450 Travel photography advice
Pentax K-3 Travel photography advice
53
lighter than others in class (426 grams)
has built in flash
doesn't have Time Lapse function
low battery life (500 per charge)
low MP (10 megapixels)
does not posses selfie friendly display
60
weather sealing
megapixel count good (24MP)
flash built-in
not so great battery life (560 CIPA)
does not have selfie friendly display
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Landscape Comparison

Landscape photography with Olympus E-450
Landscape photography with Pentax K-3
47
has manual focus
interchangeable lenses (Micro Four Thirds mount)
sensor size is good (Four Thirds)
delivers RAW formats
screen is somewhat small (2.7")
no image stabilization
low MP (10 megapixels)
low battery life (500 shots)
doesn't have Time Lapse function
77
has manual focus
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3.2")
image stabilization (Sensor based)
megapixel count good (24MP)
sensor size is decent (APS-C)
no low pass filter
good ISO range (51,200)
delivers RAW files
weather sealing
has dual storage slots
not so great battery life (560 shots)
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Vlogging Comparison

Vlogging with Olympus E-450
Vlogging with Pentax K-3
9
no video recording
34
image stabilization (Sensor based)
supports face detect focusing
high res video (1920 x 1080 resolution)
has mic jack
does not have selfie friendly display
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Olympus E-450 vs Pentax K-3 Specifications

Detailed spec comparison table for Olympus E-450 and Pentax K-3
 Olympus E-450Pentax K-3
General Information
Company Olympus Pentax
Model Olympus E-450 Pentax K-3
Type Entry-Level DSLR Advanced DSLR
Revealed 2009-03-31 2014-04-10
Body design Compact SLR Mid-size SLR
Sensor Information
Processor Chip TruePic III Prime III
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 10 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 4:3 3:2
Max resolution 3648 x 2736 6016 x 4000
Max native ISO 1600 51200
Min native ISO 100 100
RAW pictures
Autofocusing
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 3 27
Cross focus points - 25
Lens
Lens mount Micro Four Thirds Pentax KAF2
Total lenses 45 151
Crop factor 2.1 1.5
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7" 3.2"
Resolution of display 230 thousand dot 1,037 thousand dot
Selfie friendly
Liveview
Touch functionality
Display technology - TFT LCD monitor
Viewfinder Information
Viewfinder Optical (pentamirror) Optical (pentaprism)
Viewfinder coverage 95% 100%
Viewfinder magnification 0.46x 0.64x
Features
Minimum shutter speed 60 secs 30 secs
Fastest shutter speed 1/4000 secs 1/8000 secs
Continuous shutter speed 4.0 frames per second 8.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) 13.00 m (at ISO 100)
Flash modes Auto, Auto FP, Manual, Red-Eye Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
External flash
Auto exposure bracketing
WB bracketing
Fastest flash sync 1/180 secs 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions - 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Max video resolution None 1920x1080
Video format - MPEG-4, H.264
Mic input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 426 grams (0.94 lb) 800 grams (1.76 lb)
Dimensions 130 x 91 x 53mm (5.1" x 3.6" x 2.1") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO Overall score 56 80
DXO Color Depth score 21.5 23.7
DXO Dynamic range score 10.5 13.4
DXO Low light score 512 1216
Other
Battery life 500 photographs 560 photographs
Form of battery Battery Pack Battery Pack
Battery model - D-LI90
Self timer Yes (2 or 12 sec) Yes ( 2 or 12 seconds)
Time lapse recording
Storage media Compact Flash (Type I or II), xD Picture Card Dual SD/SDHC/SDXC
Storage slots Single Two
Cost at release $138 $639