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Olympus E-PM1 vs Pentax WG-2

Portability
89
Imaging
48
Features
52
Overall
49
Olympus PEN E-PM1 front
 
Pentax Optio WG-2 front
Portability
91
Imaging
39
Features
37
Overall
38

Olympus E-PM1 vs Pentax WG-2 Key Specs

Olympus E-PM1
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fixed Display
  • ISO 100 - 12800
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 265g - 110 x 64 x 34mm
  • Announced November 2011
  • Newer Model is Olympus E-PM2
Pentax WG-2
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 125 - 6400
  • 1920 x 1080 video
  • 28-140mm (F3.5-5.5) lens
  • 192g - 122 x 61 x 30mm
  • Revealed February 2012
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Olympus E-PM1 vs Pentax WG-2 Overview

Its time to examine more in depth at the Olympus E-PM1 versus Pentax WG-2, one being a Entry-Level Mirrorless and the other is a Waterproof by manufacturers Olympus and Pentax. There exists a significant gap among the image resolutions of the E-PM1 (12MP) and WG-2 (16MP) and the E-PM1 (Four Thirds) and WG-2 (1/2.3") come with different sensor dimensions.

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The E-PM1 was released 2 months before the WG-2 so they are both of a similar generation. Both of these cameras offer different body type with the Olympus E-PM1 being a Rangefinder-style mirrorless camera and the Pentax WG-2 being a Compact camera.

Before going straight into a complete comparison, below is a short summary of how the E-PM1 grades against the WG-2 with regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-PM1 over the Pentax WG-2

 E-PM1 WG-2 

Reasons to pick Pentax WG-2 over the Olympus E-PM1

 WG-2 E-PM1 

Common features in the Olympus E-PM1 and Pentax WG-2

 E-PM1 WG-2 
RevealedNovember 2011February 2012Same generation
Manually focus Very precise focusing
Display typeFixed Fixed Fixed display
Display sizing3"3"Equivalent display sizing
Display resolution460k460kExact same display resolution
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Olympus E-PM1 vs Pentax WG-2 Physical Comparison

For those who are looking to carry your camera, you'll have to take into account its weight and volume. The Olympus E-PM1 offers exterior measurements of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") having a weight of 265 grams (0.58 lbs) and the Pentax WG-2 has sizing of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") and a weight of 192 grams (0.42 lbs).

Examine the Olympus E-PM1 versus Pentax WG-2 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you have at that time. Below is the front view measurements comparison of the E-PM1 versus the WG-2.

Olympus E-PM1 vs Pentax WG-2 size comparison

Factoring in dimensions and weight, the portability grade of the E-PM1 and WG-2 is 89 and 91 respectively.

Olympus E-PM1 vs Pentax WG-2 top view buttons comparison

Olympus E-PM1 vs Pentax WG-2 Sensor Comparison

Typically, it can be difficult to picture the difference in sensor sizing purely by looking through specifications. The graphic below will help give you a greater sense of the sensor measurements in the E-PM1 and WG-2.

Plainly, both of these cameras enjoy different megapixel count and different sensor sizing. The E-PM1 due to its larger sensor is going to make achieving shallower DOF easier and the Pentax WG-2 will result in extra detail as a result of its extra 4MP. Greater resolution will also let you crop photos far more aggressively.

Olympus E-PM1 vs Pentax WG-2 sensor size comparison

Olympus E-PM1 vs Pentax WG-2 Screen and ViewFinder

Olympus E-PM1 vs Pentax WG-2 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Olympus E-PM1 Portrait photography features
Pentax WG-2 Portrait photography features
60
focusing manually
sensor size is nice (Four Thirds)
features face detection focusing
saves RAW formats
sensor resolution not great (12 megapixels)
40
has manual focus
resolution is good (16 megapixels)
includes face detection autofocus
manual mode not possible
no external flash support
sensor size is small (1/2.3")
lack of RAW support
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Street Comparison

Olympus E-PM1 Street photography details
Pentax WG-2 Street photography details
75
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
saves RAW formats
screen is fixed
54
environment proofing
screen is fixed
no image stabilization
sensor size is small (1/2.3")
lack of RAW support
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Sports Comparison

Olympus E-PM1 Sports photography highlights
Pentax WG-2 Sports photography highlights
49
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
features tracking autofocus
continuous shooting slow (6.0 frames per second)
sensor resolution not great (12 megapixels)
no phase detect AF
38
resolution is good (16MP)
includes tracking autofocus
environment proofing
continuous shooting slow (1.0 fps)
no shutter priority
no image stabilization
sensor size is small (1/2.3")
lack of phase detect autofocus
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Travel Comparison

Travel photography with Olympus E-PM1
Travel photography with Pentax WG-2
45
doesn't have Timelapse function
sensor resolution not great (12 megapixels)
doesn't offer selfie friendly screen
70
environment proofing
resolution is good (16MP)
built-in flash
decently wide (28mm)
display is not selfie friendly
sluggish max aperture (f3.5)
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Landscape Comparison

Olympus E-PM1 Landscape photography information
Pentax WG-2 Landscape photography information
65
focusing manually
swap lenses (Micro Four Thirds mount)
decent sized screen (3 inch)
has image stabilization (Sensor based)
sensor size is nice (Four Thirds)
saves RAW formats
sensor resolution not great (12 megapixels)
doesn't have Timelapse function
47
has manual focus
decently wide (28mm)
pretty good screen size (3 inches)
resolution is good (16MP)
environment proofing
can't change lens (fixed lens mount)
sluggish max aperture (f3.5)
manual mode not possible
no image stabilization
sensor size is small (1/2.3")
lack of RAW support
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Vlogging Comparison

Olympus E-PM1 Vlogging factors
Pentax WG-2 Vlogging factors
34
has image stabilization (Sensor based)
features face detection focusing
high quality video (1920 x 1080 pixels)
doesn't offer selfie friendly screen
doesn't have external microphone socket
30
decently wide (28mm)
includes face detection autofocus
great video quality (1920 x 1080 resolution)
sluggish max aperture (f3.5)
display is not selfie friendly
no image stabilization
does not have external microphone jack
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Olympus E-PM1 vs Pentax WG-2 Specifications

Detailed spec comparison table for Olympus E-PM1 and Pentax WG-2
 Olympus PEN E-PM1Pentax Optio WG-2
General Information
Make Olympus Pentax
Model type Olympus PEN E-PM1 Pentax Optio WG-2
Type Entry-Level Mirrorless Waterproof
Announced 2011-11-23 2012-02-07
Body design Rangefinder-style mirrorless Compact
Sensor Information
Chip TruePic VI -
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.17 x 4.55mm
Sensor area 224.9mm² 28.1mm²
Sensor resolution 12MP 16MP
Anti alias filter
Aspect ratio 4:3 1:1, 4:3 and 16:9
Max resolution 4032 x 3024 4288 x 3216
Max native ISO 12800 6400
Minimum native ISO 100 125
RAW images
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 35 9
Lens
Lens mount type Micro Four Thirds fixed lens
Lens zoom range - 28-140mm (5.0x)
Maximum aperture - f/3.5-5.5
Macro focusing range - 1cm
Amount of lenses 107 -
Focal length multiplier 2.1 5.8
Screen
Display type Fixed Type Fixed Type
Display diagonal 3" 3"
Display resolution 460 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch function
Display tech HyperCrystal LCD AR(Anti-Reflective) coating Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder type Electronic (optional) None
Features
Minimum shutter speed 60s 4s
Fastest shutter speed 1/4000s 1/4000s
Continuous shutter speed 6.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Set WB
Image stabilization
Built-in flash
Flash distance no built-in flash 5.40 m
Flash modes Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
WB bracketing
Fastest flash sync 1/160s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps)
Max video resolution 1920x1080 1920x1080
Video file format AVCHD, Motion JPEG MPEG-4, H.264
Microphone input
Headphone input
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 265 gr (0.58 lbs) 192 gr (0.42 lbs)
Dimensions 110 x 64 x 34mm (4.3" x 2.5" x 1.3") 122 x 61 x 30mm (4.8" x 2.4" x 1.2")
DXO scores
DXO Overall rating 52 not tested
DXO Color Depth rating 21.0 not tested
DXO Dynamic range rating 10.3 not tested
DXO Low light rating 499 not tested
Other
Battery life 330 shots 260 shots
Form of battery Battery Pack Battery Pack
Battery ID BLS-5 D-LI92
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC SD/SDHC/SDXC card, Internal
Storage slots One One
Retail price $499 $350