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Olympus E-P2 vs Sony W310

Portability
86
Imaging
47
Features
42
Overall
45
Olympus PEN E-P2 front
 
Sony Cyber-shot DSC-W310 front
Portability
96
Imaging
34
Features
17
Overall
27

Olympus E-P2 vs Sony W310 Key Specs

Olympus E-P2
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1280 x 720 video
  • Micro Four Thirds Mount
  • 355g - 121 x 70 x 36mm
  • Introduced April 2010
  • Older Model is Olympus E-P1
  • Newer Model is Olympus E-P3
Sony W310
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200
  • Sensor-shift Image Stabilization
  • 640 x 480 video
  • 28-112mm (F3.0-5.8) lens
  • 137g - 95 x 55 x 19mm
  • Announced January 2010
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Olympus E-P2 vs Sony W310 Overview

In this write-up, we will be looking at the Olympus E-P2 versus Sony W310, former being a Entry-Level Mirrorless while the latter is a Ultracompact by rivals Olympus and Sony. The resolution of the E-P2 (12MP) and the W310 (12MP) is relatively well matched but the E-P2 (Four Thirds) and W310 (1/2.3") feature different sensor sizes.

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The E-P2 was manufactured 4 months later than the W310 which means that they are both of a similar age. Both the cameras offer different body type with the Olympus E-P2 being a Rangefinder-style mirrorless camera and the Sony W310 being a Ultracompact camera.

Before getting in to a detailed comparison, below is a concise summation of how the E-P2 matches up vs the W310 with regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-P2 over the Sony W310

 E-P2 W310 
Manually focus More exact focusing
Screen sizing3"2.7"Bigger screen (+0.3")

Reasons to pick Sony W310 over the Olympus E-P2

 W310 E-P2 

Common features in the Olympus E-P2 and Sony W310

 E-P2 W310 
AnnouncedApril 2010January 2010Similar age
Screen typeFixed Fixed Fixed screen
Screen resolution230k230kExact same screen resolution
Selfie screen Neither offers selfie screen
Touch friendly screen Missing Touch friendly screen

Olympus E-P2 vs Sony W310 Physical Comparison

For those who are going to carry your camera frequently, you will need to think about its weight and dimensions. The Olympus E-P2 offers exterior measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") having a weight of 355 grams (0.78 lbs) and the Sony W310 has dimensions of 95mm x 55mm x 19mm (3.7" x 2.2" x 0.7") with a weight of 137 grams (0.30 lbs).

Analyze the Olympus E-P2 versus Sony W310 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change dependant on the lens you have at that time. Here is the front view sizing comparison of the E-P2 and the W310.

Olympus E-P2 vs Sony W310 size comparison

Considering size and weight, the portability rating of the E-P2 and W310 is 86 and 96 respectively.

Olympus E-P2 vs Sony W310 top view buttons comparison

Olympus E-P2 vs Sony W310 Sensor Comparison

In many cases, it's hard to imagine the contrast between sensor sizing merely by looking at a spec sheet. The graphic below will help offer you a clearer sense of the sensor sizing in the E-P2 and W310.

As you can see, both of these cameras offer the same exact resolution albeit different sensor sizing. The E-P2 has the bigger sensor which should make achieving shallower DOF less difficult.

Olympus E-P2 vs Sony W310 sensor size comparison

Olympus E-P2 vs Sony W310 Screen and ViewFinder

Olympus E-P2 vs Sony W310 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-P2 Portrait photography advice
Sony W310 Portrait photography advice
60
manual focus
sensor size is nice (Four Thirds)
includes face detect focusing
delivers RAW files
sensor resolution low (12 megapixels)
20
lack of manual focus
no manual control
external flash not possible
sensor resolution low (12MP)
small sensor (1/2.3")
lacks RAW support
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Street Comparison

Olympus E-P2 Street photography factors
Sony W310 Street photography factors
74
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
delivers RAW files
screen is fixed
57
image stabilization (Sensor-shift)
screen is fixed
small sensor (1/2.3")
lacks RAW support
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Sports Comparison

Olympus E-P2 as a Sports photography camera
Sony W310 as a Sports photography camera
40
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
very slow continuous shooting (3.0 frames/s)
sensor resolution low (12MP)
not so great battery life (300 CIPA)
lacks phase detect AF
25
image stabilization (Sensor-shift)
max frames per second very slow (1.0 frames per second)
no shutter priority mode
sensor resolution low (12 megapixels)
small sensor (1/2.3")
lacks phase detect AF
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Travel Comparison

Olympus E-P2 Travel photography highlights
Sony W310 Travel photography highlights
43
does not have Timelapse function
not so great battery life (300 per charge)
sensor resolution low (12 megapixels)
does not have a selfie friendly display
58
built-in flash
reasonably wide (28mm)
does not have Time Lapse recording
sensor resolution low (12 megapixels)
doesn't offer selfie friendly screen
sluggish max aperture (f3.0)
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Landscape Comparison

Landscape photography with Olympus E-P2
Landscape photography with Sony W310
60
manual focus
switch lenses (Micro Four Thirds mount)
screen size is good (3 inches)
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
delivers RAW files
sensor resolution low (12MP)
not so great battery life (300 per charge)
does not have Timelapse function
32
reasonably wide (28mm)
image stabilization (Sensor-shift)
lack of manual focus
fixed lens (fixed lens mount)
sluggish max aperture (f3.0)
tiny screen (2.7")
no manual control
sensor resolution low (12MP)
small sensor (1/2.3")
lacks RAW support
does not have Time Lapse recording
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Vlogging Comparison

Olympus E-P2 Vlogging details
Sony W310 Vlogging details
29
has image stabilization (Sensor based)
includes face detect focusing
does not have a selfie friendly display
low video resolution (1280 x 720 resolution)
does not have microphone socket
29
reasonably wide (28mm)
image stabilization (Sensor-shift)
sluggish max aperture (f3.0)
doesn't offer selfie friendly screen
video res low (640 x 480 pixels)
does not have mic support
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Olympus E-P2 vs Sony W310 Specifications

Detailed spec comparison table for Olympus E-P2 and Sony W310
 Olympus PEN E-P2Sony Cyber-shot DSC-W310
General Information
Brand Olympus Sony
Model type Olympus PEN E-P2 Sony Cyber-shot DSC-W310
Class Entry-Level Mirrorless Ultracompact
Introduced 2010-04-22 2010-01-07
Physical type Rangefinder-style mirrorless Ultracompact
Sensor Information
Processor TruePic V -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.3 x 13mm 6.17 x 4.55mm
Sensor surface area 224.9mm² 28.1mm²
Sensor resolution 12MP 12MP
Anti alias filter
Aspect ratio 4:3 4:3 and 16:9
Full resolution 4032 x 3024 4000 x 3000
Max native ISO 6400 3200
Minimum native ISO 100 100
RAW support
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 11 9
Lens
Lens support Micro Four Thirds fixed lens
Lens zoom range - 28-112mm (4.0x)
Max aperture - f/3.0-5.8
Macro focusing distance - 5cm
Available lenses 107 -
Focal length multiplier 2.1 5.8
Screen
Screen type Fixed Type Fixed Type
Screen sizing 3 inches 2.7 inches
Resolution of screen 230 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch functionality
Screen technology HyperCrystal LCD with AR(Anti-Reflective) coating -
Viewfinder Information
Viewfinder Electronic (optional) None
Features
Lowest shutter speed 60s 1s
Highest shutter speed 1/4000s 1/2000s
Continuous shooting rate 3.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash 3.00 m
Flash modes Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) Auto, On, Off, Slow syncro
External flash
AEB
WB bracketing
Highest flash synchronize 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) 640 x 480 (30 fps), 320 x 240 (30 fps)
Max video resolution 1280x720 640x480
Video data format Motion JPEG Motion JPEG
Mic support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 355 gr (0.78 lb) 137 gr (0.30 lb)
Dimensions 121 x 70 x 36mm (4.8" x 2.8" x 1.4") 95 x 55 x 19mm (3.7" x 2.2" x 0.7")
DXO scores
DXO All around rating 56 not tested
DXO Color Depth rating 21.5 not tested
DXO Dynamic range rating 10.4 not tested
DXO Low light rating 505 not tested
Other
Battery life 300 pictures -
Battery style Battery Pack -
Battery ID BLS-1 NP-BN1
Self timer Yes (2 or 12 sec) Yes (2 sec or 10 sec)
Time lapse shooting
Type of storage SD/SDHC card SD/SDHC, Memory Stick Duo / Pro Duo / Pro HG-Duo, Internal
Card slots 1 1
Launch pricing $799 $150