Olympus E-P3 vs Pentax WG-1
86 Imaging
48 Features
60 Overall
52


93 Imaging
37 Features
31 Overall
34
Olympus E-P3 vs Pentax WG-1 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fixed Screen
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 369g - 122 x 69 x 34mm
- Revealed August 2011
- Older Model is Olympus E-P2
- Later Model is Olympus E-P5
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 80 - 6400
- 1280 x 720 video
- 28-140mm (F3.5-5.5) lens
- 157g - 114 x 58 x 28mm
- Released February 2011

Olympus E-P3 vs Pentax WG-1 Overview
Here, we are comparing the Olympus E-P3 vs Pentax WG-1, one is a Entry-Level Mirrorless and the other is a Waterproof by brands Olympus and Pentax. The sensor resolution of the E-P3 (12MP) and the WG-1 (14MP) is very similar but the E-P3 (Four Thirds) and WG-1 (1/2.3") boast totally different sensor sizes.

The E-P3 was manufactured 7 months after the WG-1 so they are of a similar generation. Both of the cameras feature different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Pentax WG-1 being a Compact camera.
Before going into a step-by-step comparison, here is a brief summary of how the E-P3 grades against the WG-1 in terms of portability, imaging, features and an overall mark.

Olympus E-P3 vs Pentax WG-1 Gallery
Here is a sample of the gallery pics for Olympus PEN E-P3 and Pentax Optio WG-1. The entire galleries are provided at Olympus E-P3 Gallery and Pentax WG-1 Gallery.
Reasons to pick Olympus E-P3 over the Pentax WG-1
E-P3 | WG-1 | |||
---|---|---|---|---|
Released | August 2011 | ![]() | February 2011 | Newer by 7 months |
Display size | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 614k | ![]() | 230k | Sharper display (+384k dot) |
Touch display | ![]() | Easily navigate |
Reasons to pick Pentax WG-1 over the Olympus E-P3
WG-1 | E-P3 |
---|
Common features in the Olympus E-P3 and Pentax WG-1
E-P3 | WG-1 | |||
---|---|---|---|---|
Focus manually | ![]() | Very accurate focusing | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Lack of selfie screen |
Olympus E-P3 vs Pentax WG-1 Physical Comparison
In case you're going to travel with your camera frequently, you need to factor in its weight and dimensions. The Olympus E-P3 offers physical measurements of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") along with a weight of 369 grams (0.81 lbs) whilst the Pentax WG-1 has dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).
Look at the Olympus E-P3 vs Pentax WG-1 in the new Camera and Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that time. Underneath is a front view sizing comparison of the E-P3 vs the WG-1.

Considering dimensions and weight, the portability grade of the E-P3 and WG-1 is 86 and 93 respectively.

Olympus E-P3 vs Pentax WG-1 Sensor Comparison
Sometimes, it is hard to envision the difference between sensor dimensions purely by going over specifications. The picture underneath will provide you a far better sense of the sensor sizing in the E-P3 and WG-1.
Plainly, both of those cameras come with different megapixels and different sensor dimensions. The E-P3 because of its larger sensor will make achieving shallow DOF simpler and the Pentax WG-1 will offer you extra detail due to its extra 2MP. Greater resolution will also let you crop photos a good deal more aggressively. The more modern E-P3 is going to have a benefit when it comes to sensor technology.

Olympus E-P3 vs Pentax WG-1 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-P3 vs Pentax WG-1 Specifications
Olympus PEN E-P3 | Pentax Optio WG-1 | |
---|---|---|
General Information | ||
Manufacturer | Olympus | Pentax |
Model type | Olympus PEN E-P3 | Pentax Optio WG-1 |
Type | Entry-Level Mirrorless | Waterproof |
Revealed | 2011-08-17 | 2011-02-07 |
Body design | Rangefinder-style mirrorless | Compact |
Sensor Information | ||
Processor | TruePic VI | - |
Sensor type | CMOS | CCD |
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 | 12 megapixel | 14 megapixel |
Anti alias filter | ||
Aspect ratio | 4:3 | 4:3, 3:2 and 16:9 |
Highest Possible resolution | 4032 x 3024 | 4288 x 3216 |
Maximum native ISO | 12800 | 6400 |
Minimum native ISO | 100 | 80 |
RAW support | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
AF continuous | ||
Single AF | ||
Tracking AF | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Total focus points | 35 | 9 |
Lens | ||
Lens support | Micro Four Thirds | fixed lens |
Lens zoom range | - | 28-140mm (5.0x) |
Maximum aperture | - | f/3.5-5.5 |
Macro focusing distance | - | 1cm |
Available lenses | 107 | - |
Crop factor | 2.1 | 5.8 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen diagonal | 3" | 2.7" |
Screen resolution | 614k dot | 230k dot |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Screen tech | 3:2 OLED with Anti-Fingerprint Coating | TFT color LCD with Anti-reflective coating |
Viewfinder Information | ||
Viewfinder | Electronic (optional) | None |
Features | ||
Minimum shutter speed | 60 secs | 4 secs |
Fastest shutter speed | 1/4000 secs | 1/1500 secs |
Continuous shutter speed | 3.0 frames/s | 1.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manual exposure | ||
Exposure compensation | Yes | - |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 10.00 m (@ ISO 200) | 3.90 m |
Flash settings | Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Wireless, Manual (3 levels) | Auto, On, Off, Red-eye, Soft |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Fastest flash sync | 1/180 secs | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
Maximum video resolution | 1920x1080 | 1280x720 |
Video data format | AVCHD, Motion JPEG | Motion JPEG |
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 | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 369 gr (0.81 pounds) | 157 gr (0.35 pounds) |
Physical dimensions | 122 x 69 x 34mm (4.8" x 2.7" x 1.3") | 114 x 58 x 28mm (4.5" x 2.3" x 1.1") |
DXO scores | ||
DXO Overall rating | 51 | not tested |
DXO Color Depth rating | 20.8 | not tested |
DXO Dynamic range rating | 10.1 | not tested |
DXO Low light rating | 536 | not tested |
Other | ||
Battery life | 330 photographs | 260 photographs |
Battery format | 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 | ||
Type of storage | SD/SDHC/SDXC card | SD/SDHC/SDXC, Internal |
Storage slots | One | One |
Cost at release | $0 | $350 |