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Olympus E-400 vs Pentax K-3 II

Portability
77
Imaging
44
Features
31
Overall
38
Olympus E-400 front
 
Pentax K-3 II front
Portability
59
Imaging
66
Features
84
Overall
73

Olympus E-400 vs Pentax K-3 II Key Specs

Olympus E-400
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • No Video
  • Micro Four Thirds Mount
  • 435g - 130 x 91 x 53mm
  • Introduced September 2006
  • Replacement is Olympus E-410
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 Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Announced April 2015
  • Succeeded the Pentax K-3
Photography Glossary

Olympus E-400 vs Pentax K-3 II Overview

Its time to take a closer look at the Olympus E-400 versus Pentax K-3 II, one is a Entry-Level DSLR and the latter is a Advanced DSLR by competitors Olympus and Pentax. There is a big difference between the resolutions of the E-400 (10MP) and K-3 II (24MP) and the E-400 (Four Thirds) and K-3 II (APS-C) have totally different sensor size.

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The E-400 was revealed 9 years prior to the K-3 II which is quite a big gap as far as tech is concerned. Both the cameras feature different body design with the Olympus E-400 being a Compact SLR camera and the Pentax K-3 II being a Mid-size SLR camera.

Before diving straight to a step-by-step comparison, here is a quick introduction of how the E-400 grades vs the K-3 II when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-400 over the Pentax K-3 II

 E-400 K-3 II 

Reasons to pick Pentax K-3 II over the Olympus E-400

 K-3 II E-400 
AnnouncedApril 2015September 2006Newer by 104 months
Screen size3.2"2.5"Bigger screen (+0.7")
Screen resolution1037k215kCrisper screen (+822k dot)

Common features in the Olympus E-400 and Pentax K-3 II

 E-400 K-3 II 
Manually focus More accurate focus
Screen typeFixed Fixed Fixed screen
Selfie screen Neither contains selfie screen
Touch screen Neither contains Touch screen

Olympus E-400 vs Pentax K-3 II Physical Comparison

For those who are aiming to travel with your camera frequently, you'll have to factor its weight and dimensions. The Olympus E-400 has got exterior dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") having a weight of 435 grams (0.96 lbs) while the Pentax K-3 II has dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs).

Compare the Olympus E-400 versus Pentax K-3 II in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that moment. Below is a front view dimensions comparison of the E-400 against the K-3 II.

Olympus E-400 vs Pentax K-3 II size comparison

Considering size and weight, the portability grade of the E-400 and K-3 II is 77 and 59 respectively.

Olympus E-400 vs Pentax K-3 II top view buttons comparison

Olympus E-400 vs Pentax K-3 II Sensor Comparison

Often, it can be tough to visualise the contrast between sensor dimensions only by looking at technical specs. The picture below may provide you a stronger sense of the sensor dimensions in the E-400 and K-3 II.

As you have seen, both of those cameras come with different megapixel count and different sensor dimensions. The E-400 with its tinier sensor will make getting shallow depth of field more challenging and the Pentax K-3 II will resolve greater detail because of its extra 14 Megapixels. Higher resolution will let you crop shots a good deal more aggressively. The more aged E-400 is going to be behind with regard to sensor innovation.

Olympus E-400 vs Pentax K-3 II sensor size comparison

Olympus E-400 vs Pentax K-3 II Screen and ViewFinder

Olympus E-400 vs Pentax K-3 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-400 Portrait photography info
Pentax K-3 II Portrait photography info
46
you can focus manually
nice sensor size (Four Thirds)
saves RAW files
does not have liveview
lack of manual mode
low megapixels (10 megapixels)
79
you can focus manually
MP count good (24 megapixels)
nice sensor size (APS-C)
includes face detection focus
exports RAW formats
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Street Comparison

Olympus E-400 Street photography features
Pentax K-3 II Street photography features
60
nice sensor size (Four Thirds)
saves RAW files
no articulating screen
no image stabilization
69
image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
weather sealing
good high ISO (51,200)
no articulating screen
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Sports Comparison

Olympus E-400 Sports photography factors
Pentax K-3 II Sports photography factors
38
nice sensor size (Four Thirds)
sensor has phase detect auto focus
does not have liveview
very slow continuous shooting (3.0 frames/s)
no image stabilization
low megapixels (10 megapixels)
76
great max shutter speed (1/8,000 seconds)
image stabilization (Sensor based)
MP count good (24 megapixels)
nice sensor size (APS-C)
includes tracking autofocus
weather sealing
comes with phase detect auto focus
low battery power (720 shots)
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Travel Comparison

Olympus E-400 as a Travel photography camera
Pentax K-3 II as a Travel photography camera
49
built-in flash
doesn't have Time Lapse function
low megapixels (10MP)
screen isn't selfie friendly
56
weather sealing
MP count good (24MP)
low battery power (720 per charge)
doesn't feature selfie friendly display
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Landscape Comparison

Olympus E-400 Landscape photography features
Pentax K-3 II Landscape photography features
45
you can focus manually
change lenses (Micro Four Thirds mount)
nice sensor size (Four Thirds)
saves RAW files
small screen (2.5 inches)
does not have liveview
lack of manual mode
no image stabilization
low megapixels (10 megapixels)
doesn't have Time Lapse function
78
you can focus manually
switch lenses (Pentax KAF2 mount)
nice screen size (3.2")
image stabilization (Sensor based)
MP count good (24MP)
nice sensor size (APS-C)
no low pass filter
good high ISO (51,200)
exports RAW formats
weather sealing
has dual storage slots
low battery power (720 per charge)
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Vlogging Comparison

Olympus E-400 Vlogging features
Pentax K-3 II Vlogging features
9
no video recording
34
image stabilization (Sensor based)
includes face detection focus
video res high (1920 x 1080 pixels)
does have external mic jack
doesn't feature selfie friendly display
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Olympus E-400 vs Pentax K-3 II Specifications

Detailed spec comparison table for Olympus E-400 and Pentax K-3 II
 Olympus E-400Pentax K-3 II
General Information
Manufacturer Olympus Pentax
Model type Olympus E-400 Pentax K-3 II
Type Entry-Level DSLR Advanced DSLR
Introduced 2006-09-14 2015-04-23
Body design Compact SLR Mid-size SLR
Sensor Information
Powered by - Prime III
Sensor type CCD 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 10 megapixels 24 megapixels
Anti alias filter
Aspect ratio 4:3 3:2
Maximum resolution 3648 x 2736 6016 x 4000
Maximum native ISO 1600 51200
Min native ISO 100 100
RAW pictures
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 3 27
Cross type focus points - 25
Lens
Lens support Micro Four Thirds Pentax KAF2
Number of lenses 45 151
Crop factor 2.1 1.5
Screen
Range of display Fixed Type Fixed Type
Display sizing 2.5" 3.2"
Display resolution 215 thousand dot 1,037 thousand dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type Optical (pentamirror) Optical (pentaprism)
Viewfinder coverage 95% 100%
Viewfinder magnification 0.46x 0.64x
Features
Lowest shutter speed 60 seconds 30 seconds
Highest shutter speed 1/4000 seconds 1/8000 seconds
Continuous shooting speed 3.0 frames/s 8.3 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Set WB
Image stabilization
Integrated flash
Flash distance 10.00 m (at ISO 100) no built-in flash
Flash options Auto, Auto FP, Manual, Red-Eye 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
AE bracketing
White balance bracketing
Highest flash sync - 1/180 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Maximum video resolution None 1920x1080
Video format - MPEG-4, H.264
Mic input
Headphone input
Connectivity
Wireless None Optional
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None BuiltIn
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 435g (0.96 lbs) 800g (1.76 lbs)
Physical 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 All around rating not tested 80
DXO Color Depth rating not tested 23.6
DXO Dynamic range rating not tested 13.6
DXO Low light rating not tested 1106
Other
Battery life - 720 photos
Type of battery - Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 12 sec) Yes ( 2 or 12 seconds)
Time lapse shooting
Type of storage Compact Flash (Type I or II), xD Picture Card Dual SD/SDHC/SDXC
Storage slots Single Dual
Retail price $599 $829