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Olympus E-450 vs Sony A55

Portability
77
Imaging
45
Features
36
Overall
41
Olympus E-450 front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Olympus E-450 vs Sony A55 Key Specs

Olympus E-450
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 1600
  • No Video
  • Micro Four Thirds Mount
  • 426g - 130 x 91 x 53mm
  • Revealed March 2009
  • Replaced the Olympus E-330
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • New Model is Sony A57
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Olympus E-450 vs Sony A55 Overview

Here is a comprehensive analysis of the Olympus E-450 vs Sony A55, both Entry-Level DSLR digital cameras by competitors Olympus and Sony. There is a considerable difference between the sensor resolutions of the E-450 (10MP) and A55 (16MP) and the E-450 (Four Thirds) and A55 (APS-C) use different sensor size.

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The E-450 was brought out 17 months earlier than the A55 making the cameras a generation apart from each other. Both cameras come with the identical body type (Compact SLR).

Before delving in to a full comparison, below is a concise summary of how the E-450 matches up against the A55 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-450 over the Sony A55

 E-450 A55 

Reasons to pick Sony A55 over the Olympus E-450

 A55 E-450 
IntroducedAugust 2010March 2009Fresher by 17 months
Display typeFully ArticulatedFixed Fully Articulating display
Display dimension3"2.7"Larger display (+0.3")
Display resolution921k230kCrisper display (+691k dot)
Selfie screen Easy selfies

Common features in the Olympus E-450 and Sony A55

 E-450 A55 
Manually focus Dial exact focusing
Touch friendly display No Touch friendly display

Olympus E-450 vs Sony A55 Physical Comparison

For those who are planning to carry your camera frequently, you'll have to take into account its weight and size. The Olympus E-450 has exterior dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) whilst the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Check out the Olympus E-450 vs Sony A55 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change dependant on the lens you are working with at that time. Below is the front view dimensions comparison of the E-450 versus the A55.

Olympus E-450 vs Sony A55 size comparison

Taking into consideration size and weight, the portability score of the E-450 and A55 is 77 and 67 respectively.

Olympus E-450 vs Sony A55 top view buttons comparison

Olympus E-450 vs Sony A55 Sensor Comparison

Oftentimes, its tough to visualize the gap between sensor sizing simply by reading through specs. The graphic here may give you a much better sense of the sensor dimensions in the E-450 and A55.

As you can plainly see, both the cameras posses different megapixels and different sensor sizing. The E-450 due to its tinier sensor is going to make shooting shallower DOF trickier and the Sony A55 will give you extra detail having its extra 6MP. Greater resolution will also allow you to crop images somewhat more aggressively. The older E-450 is going to be behind in sensor innovation.

Olympus E-450 vs Sony A55 sensor size comparison

Olympus E-450 vs Sony A55 Screen and ViewFinder

Olympus E-450 vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-450 Portrait photography info
Sony A55 Portrait photography info
57
focusing manually
nice sensor size (Four Thirds)
exports RAW formats
MP count low (10 megapixels)
73
has manual focus
decent megapixels (16 megapixels)
sensor size is nice (APS-C)
has face detection focusing
supports RAW formats
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Street Comparison

Olympus E-450 Street photography highlights
Sony A55 Street photography highlights
64
nice sensor size (Four Thirds)
exports RAW formats
lighter than competition in class (426 grams)
fixed screen
does not have image stabilization
77
fully articulated screen
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW formats
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Sports Comparison

Olympus E-450 Sports photography highlights
Sony A55 Sports photography highlights
39
nice sensor size (Four Thirds)
sensor has phase detect AF
very slow continuous shooting (4.0 fps)
does not have image stabilization
MP count low (10MP)
not so great battery power (500 shots)
68
image stabilization (Sensor based)
decent megapixels (16MP)
sensor size is nice (APS-C)
supports phase detect AF
not so great battery pack (380 shots)
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Travel Comparison

Olympus E-450 Travel photography details
Sony A55 Travel photography details
53
lighter than competition in class (426g)
flash built-in
no Timelapse recording
not so great battery power (500 shots)
MP count low (10MP)
screen is not selfie friendly
62
decent megapixels (16 megapixels)
built-in flash
selfie friendly display
doesn't have Timelapse function
not so great battery pack (380 CIPA)
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Landscape Comparison

Olympus E-450 Landscape photography factors
Sony A55 Landscape photography factors
47
focusing manually
swap lenses (Micro Four Thirds mount)
nice sensor size (Four Thirds)
exports RAW formats
small screen (2.7 inches)
does not have image stabilization
MP count low (10MP)
not so great battery power (500 CIPA)
no Timelapse recording
67
has manual focus
change lenses (Sony/Minolta Alpha mount)
nice screen size (3 inch)
image stabilization (Sensor based)
decent megapixels (16 megapixels)
sensor size is nice (APS-C)
supports RAW formats
not so great battery pack (380 per charge)
doesn't have Timelapse function
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Vlogging Comparison

Olympus E-450 Vlogging highlights
Sony A55 Vlogging highlights
9
can't shoot video
78
selfie friendly display
image stabilization (Sensor based)
has face detection focusing
high res video (1920 x 1080 pxls)
comes with external microphone socket
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Olympus E-450 vs Sony A55 Specifications

Detailed spec comparison table for Olympus E-450 and Sony A55
 Olympus E-450Sony SLT-A55
General Information
Company Olympus Sony
Model type Olympus E-450 Sony SLT-A55
Category Entry-Level DSLR Entry-Level DSLR
Revealed 2009-03-31 2010-08-24
Physical type Compact SLR Compact SLR
Sensor Information
Chip TruePic III Bionz
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 10 megapixels 16 megapixels
Anti alias filter
Aspect ratio 4:3 3:2 and 16:9
Max resolution 3648 x 2736 4912 x 3264
Max native ISO 1600 12800
Max enhanced ISO - 25600
Lowest native ISO 100 100
RAW support
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 3 15
Cross type focus points - 3
Lens
Lens support Micro Four Thirds Sony/Minolta Alpha
Amount of lenses 45 143
Focal length multiplier 2.1 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen size 2.7 inch 3 inch
Screen resolution 230k dots 921k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 1,150k dots
Viewfinder coverage 95 percent 100 percent
Viewfinder magnification 0.46x 0.73x
Features
Min shutter speed 60 secs 30 secs
Max shutter speed 1/4000 secs 1/4000 secs
Continuous shutter rate 4.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash distance 12.00 m (at ISO 100) 10.00 m (@ ISO 100)
Flash options Auto, Auto FP, Manual, Red-Eye Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
WB bracketing
Max flash synchronize 1/180 secs 1/160 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution None 1920x1080
Video file format - MPEG-4, AVCHD, H.264
Microphone port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 426g (0.94 pounds) 500g (1.10 pounds)
Dimensions 130 x 91 x 53mm (5.1" x 3.6" x 2.1") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall rating 56 73
DXO Color Depth rating 21.5 23.0
DXO Dynamic range rating 10.5 12.4
DXO Low light rating 512 816
Other
Battery life 500 photographs 380 photographs
Style of battery Battery Pack Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage Compact Flash (Type I or II), xD Picture Card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Launch cost $138 $800