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Olympus E-330 vs Pentax K-3

Portability
65
Imaging
41
Features
40
Overall
40
Olympus E-330 front
 
Pentax K-3 front
Portability
59
Imaging
65
Features
85
Overall
73

Olympus E-330 vs Pentax K-3 Key Specs

Olympus E-330
(Full Review)
  • 7MP - Four Thirds Sensor
  • 2.5" Tilting Screen
  • ISO 100 - 400 (Expand to 1600)
  • No Video
  • Micro Four Thirds Mount
  • 616g - 140 x 87 x 72mm
  • Introduced March 2006
  • Alternative Name is EVOLT E-330
  • Superseded the Olympus E-300
  • Updated by Olympus E-450
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 Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Introduced April 2014
  • Renewed by Pentax K-3 II
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Olympus E-330 vs Pentax K-3 Overview

Let's take a more detailed look at the Olympus E-330 and Pentax K-3, both Advanced DSLR cameras by brands Olympus and Pentax. There exists a sizeable gap among the resolutions of the E-330 (7MP) and K-3 (24MP) and the E-330 (Four Thirds) and K-3 (APS-C) enjoy totally different sensor dimensions.

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The E-330 was revealed 9 years prior to the K-3 which is a fairly large gap as far as camera technology is concerned. Both the cameras offer the identical body type (Mid-size SLR).

Before we go through a comprehensive comparison, below is a simple summation of how the E-330 scores versus the K-3 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-330 over the Pentax K-3

 E-330 K-3 
Display typeTiltingFixed Tilting display

Reasons to pick Pentax K-3 over the Olympus E-330

 K-3 E-330 
IntroducedApril 2014March 2006Newer by 98 months
Display sizing3.2"2.5"Larger display (+0.7")
Display resolution1037k215kSharper display (+822k dot)

Common features in the Olympus E-330 and Pentax K-3

 E-330 K-3 
Focus manually Dial precise focus
Selfie screen Absent selfie screen
Touch friendly display Absent Touch friendly display

Olympus E-330 vs Pentax K-3 Physical Comparison

If you're looking to travel with your camera often, you will have to think about its weight and size. The Olympus E-330 provides physical measurements of 140mm x 87mm x 72mm (5.5" x 3.4" x 2.8") accompanied by a weight of 616 grams (1.36 lbs) and the Pentax K-3 has specifications 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-330 and Pentax K-3 in the new Camera with 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 have chosen at that time. Underneath is the front view proportions comparison of the E-330 and the K-3.

Olympus E-330 vs Pentax K-3 size comparison

Taking into consideration dimensions and weight, the portability rating of the E-330 and K-3 is 65 and 59 respectively.

Olympus E-330 vs Pentax K-3 top view buttons comparison

Olympus E-330 vs Pentax K-3 Sensor Comparison

Typically, it is hard to visualise the contrast in sensor dimensions simply by researching specs. The picture here will provide you a stronger sense of the sensor measurements in the E-330 and K-3.

As you can plainly see, both the cameras offer different megapixel count and different sensor dimensions. The E-330 using its smaller sensor will make getting shallow depth of field harder and the Pentax K-3 will provide you with more detail because of its extra 17 Megapixels. Greater resolution can also help you crop images a little more aggressively. The more aged E-330 will be disadvantaged with regard to sensor tech.

Olympus E-330 vs Pentax K-3 sensor size comparison

Olympus E-330 vs Pentax K-3 Screen and ViewFinder

Olympus E-330 vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-330 as a Portrait photography camera
Pentax K-3 as a Portrait photography camera
54
manual focus
sensor size is good (Four Thirds)
exports RAW formats
low MP (7MP)
79
has manual focus
megapixel count decent (24 megapixels)
sensor size is decent (APS-C)
supports face detect focusing
saves RAW formats
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Street Comparison

Olympus E-330 as a Street photography camera
Pentax K-3 as a Street photography camera
60
tilting screen
sensor size is good (Four Thirds)
exports RAW formats
lighter than competition (616g)
lack of image stabilization
low max ISO (400)
69
has image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
environment sealing
good high ISO (51,200)
no articulating screen
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Sports Comparison

Olympus E-330 as a Sports photography camera
Pentax K-3 as a Sports photography camera
40
sensor size is good (Four Thirds)
sensor has phase detect auto focus
slow frames per second (3.0 frames/s)
lack of image stabilization
low MP (7MP)
76
great max shutter speed (1/8,000s)
has image stabilization (Sensor based)
megapixel count decent (24 megapixels)
sensor size is decent (APS-C)
supports tracking focus
environment sealing
sensor has phase detect AF
terrible battery (560 per charge)
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Travel Comparison

Olympus E-330 Travel photography features
Pentax K-3 Travel photography features
50
lighter than competition (616 grams)
has built in flash
does not have Timelapse function
low MP (7 megapixels)
display is not selfie friendly
60
environment sealing
megapixel count decent (24 megapixels)
has built in flash
terrible battery (560 per charge)
doesn't feature selfie friendly screen
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Landscape Comparison

Olympus E-330 Landscape photography details
Pentax K-3 Landscape photography details
45
manual focus
switch lenses (Micro Four Thirds mount)
sensor size is good (Four Thirds)
exports RAW formats
small screen (2.5 inches)
lack of image stabilization
low MP (7MP)
low max ISO (400)
does not have Timelapse function
77
has manual focus
swap lenses (Pentax KAF2 mount)
screen size is good (3.2 inches)
has image stabilization (Sensor based)
megapixel count decent (24MP)
sensor size is decent (APS-C)
doesnt have low pass filter
good high ISO (51,200)
saves RAW formats
environment sealing
has dual storage slots
terrible battery (560 per charge)
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Vlogging Comparison

Olympus E-330 Vlogging advice
Pentax K-3 Vlogging advice
9
no video shooting
34
has image stabilization (Sensor based)
supports face detect focusing
high res video (1920 x 1080 resolution)
includes mic jack
doesn't feature selfie friendly screen
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Olympus E-330 vs Pentax K-3 Specifications

Detailed spec comparison table for Olympus E-330 and Pentax K-3
 Olympus E-330Pentax K-3
General Information
Brand Name Olympus Pentax
Model type Olympus E-330 Pentax K-3
Also called EVOLT E-330 -
Type Advanced DSLR Advanced DSLR
Introduced 2006-03-18 2014-04-10
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor - 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 7 megapixels 24 megapixels
Anti alias filter
Aspect ratio 4:3 3:2
Full resolution 3136 x 2352 6016 x 4000
Max native ISO 400 51200
Max boosted ISO 1600 -
Lowest native ISO 100 100
RAW photos
Autofocusing
Manual focusing
Touch to focus
Continuous AF
Single AF
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 3 27
Cross type focus points - 25
Lens
Lens support Micro Four Thirds Pentax KAF2
Available lenses 45 151
Focal length multiplier 2.1 1.5
Screen
Range of screen Tilting Fixed Type
Screen diagonal 2.5" 3.2"
Resolution of screen 215 thousand dot 1,037 thousand dot
Selfie friendly
Liveview
Touch display
Screen technology - TFT LCD monitor
Viewfinder Information
Viewfinder type Optical (pentamirror) Optical (pentaprism)
Viewfinder coverage 95% 100%
Viewfinder magnification 0.47x 0.64x
Features
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/8000 seconds
Continuous shooting speed 3.0 frames/s 8.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash distance - 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
AE bracketing
White balance bracketing
Maximum flash sync 1/180 seconds 1/180 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
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 file format - MPEG-4, H.264
Mic input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 616g (1.36 pounds) 800g (1.76 pounds)
Dimensions 140 x 87 x 72mm (5.5" x 3.4" x 2.8") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO All around rating not tested 80
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 13.4
DXO Low light rating not tested 1216
Other
Battery life - 560 pictures
Style of battery - Battery Pack
Battery ID - 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 One 2
Launch pricing $1,100 $639