Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro
86 Imaging
48 Features
60 Overall
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77 Imaging
52 Features
31 Overall
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Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fixed Display
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 369g - 122 x 69 x 34mm
- Launched August 2011
- Older Model is Olympus E-P2
- Newer Model is Olympus E-P5
(Full Review)
- 12MP - APS-C Sensor
- 3" Fixed Display
- ISO 200 - 3200
- 1280 x 720 video
- 50mm (F2.5) lens
- 453g - 114 x 70 x 77mm
- Launched November 2009

Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Overview
Its time to look a little more closely at the Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro, one being a Entry-Level Mirrorless and the other is a Advanced Mirrorless by brands Olympus and Ricoh. The sensor resolution of the E-P3 (12MP) and the GXR A12 50mm F2.5 Macro (12MP) is very similar but the E-P3 (Four Thirds) and GXR A12 50mm F2.5 Macro (APS-C) offer different sensor measurements.

The E-P3 was revealed 22 months later than the GXR A12 50mm F2.5 Macro making them a generation apart from one another. Both the cameras have the same body design (Rangefinder-style mirrorless).
Before we go right into a in-depth comparison, here is a short view of how the E-P3 matches up vs the GXR A12 50mm F2.5 Macro in the way of portability, imaging, features and an overall rating.

Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Gallery
Below is a sample of the gallery pics for Olympus PEN E-P3 and Ricoh GXR A12 50mm F2.5 Macro. The full galleries are available at Olympus E-P3 Gallery and Ricoh GXR A12 50mm F2.5 Macro Gallery.
Reasons to pick Olympus E-P3 over the Ricoh GXR A12 50mm F2.5 Macro
E-P3 | GXR A12 50mm F2.5 Macro | |||
---|---|---|---|---|
Launched | August 2011 | ![]() | November 2009 | Fresher by 22 months |
Touch display | ![]() | Easily navigate |
Reasons to pick Ricoh GXR A12 50mm F2.5 Macro over the Olympus E-P3
GXR A12 50mm F2.5 Macro | E-P3 | |||
---|---|---|---|---|
Display resolution | 920k | ![]() | 614k | Crisper display (+306k dot) |
Common features in the Olympus E-P3 and Ricoh GXR A12 50mm F2.5 Macro
E-P3 | GXR A12 50mm F2.5 Macro | |||
---|---|---|---|---|
Manually focus | ![]() | Dial exact focus | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Display dimensions | 3" | ![]() | 3" | Equal display measurements |
Selfie screen | ![]() | Lack of selfie screen |
Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Physical Comparison
For those who are going to carry your camera often, you'll need to consider its weight and proportions. The Olympus E-P3 has got exterior dimensions of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") accompanied by a weight of 369 grams (0.81 lbs) and the Ricoh GXR A12 50mm F2.5 Macro has measurements of 114mm x 70mm x 77mm (4.5" x 2.8" x 3.0") with a weight of 453 grams (1.00 lbs).
Contrast the Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro in the new Camera and Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you use at that moment. Following is a front view dimension comparison of the E-P3 compared to the GXR A12 50mm F2.5 Macro.

Taking into account dimensions and weight, the portability score of the E-P3 and GXR A12 50mm F2.5 Macro is 86 and 77 respectively.

Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Sensor Comparison
Sometimes, it is very difficult to visualize the difference between sensor sizing merely by reviewing specifications. The graphic underneath might offer you a greater sense of the sensor sizes in the E-P3 and GXR A12 50mm F2.5 Macro.
To sum up, each of these cameras have the same megapixels but different sensor sizing. The E-P3 provides the tinier sensor which will make obtaining shallower DOF tougher. The newer E-P3 should have an advantage with regard to sensor tech.

Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-P3 vs Ricoh GXR A12 50mm F2.5 Macro Specifications
Olympus PEN E-P3 | Ricoh GXR A12 50mm F2.5 Macro | |
---|---|---|
General Information | ||
Brand | Olympus | Ricoh |
Model type | Olympus PEN E-P3 | Ricoh GXR A12 50mm F2.5 Macro |
Class | Entry-Level Mirrorless | Advanced Mirrorless |
Launched | 2011-08-17 | 2009-11-10 |
Physical type | Rangefinder-style mirrorless | Rangefinder-style mirrorless |
Sensor Information | ||
Processor Chip | TruePic VI | GR engine III |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | APS-C |
Sensor measurements | 17.3 x 13mm | 23.6 x 15.7mm |
Sensor area | 224.9mm² | 370.5mm² |
Sensor resolution | 12MP | 12MP |
Anti alias filter | ||
Aspect ratio | 4:3 | 1:1, 4:3, 3:2 and 16:9 |
Maximum resolution | 4032 x 3024 | 4288 x 2848 |
Maximum native ISO | 12800 | 3200 |
Lowest native ISO | 100 | 200 |
RAW pictures | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Total focus points | 35 | - |
Lens | ||
Lens support | Micro Four Thirds | fixed lens |
Lens zoom range | - | 50mm (1x) |
Highest aperture | - | f/2.5 |
Macro focusing distance | - | 1cm |
Total lenses | 107 | - |
Focal length multiplier | 2.1 | 1.5 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display diagonal | 3" | 3" |
Display resolution | 614 thousand dots | 920 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Display tech | 3:2 OLED with Anti-Fingerprint Coating | - |
Viewfinder Information | ||
Viewfinder | Electronic (optional) | Electronic (optional) |
Features | ||
Slowest shutter speed | 60 seconds | 180 seconds |
Maximum shutter speed | 1/4000 seconds | 1/3200 seconds |
Continuous shooting rate | 3.0fps | 3.0fps |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 10.00 m (@ ISO 200) | 3.00 m |
Flash options | Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Wireless, Manual (3 levels) | Auto, On, Off, Red-Eye, Slow Sync, Manual |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Maximum flash synchronize | 1/180 seconds | - |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) | 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) |
Maximum video resolution | 1920x1080 | 1280x720 |
Video file format | AVCHD, Motion JPEG | Motion JPEG |
Microphone port | ||
Headphone port | ||
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 | 369 grams (0.81 lbs) | 453 grams (1.00 lbs) |
Physical dimensions | 122 x 69 x 34mm (4.8" x 2.7" x 1.3") | 114 x 70 x 77mm (4.5" x 2.8" x 3.0") |
DXO scores | ||
DXO All around 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 photos | 320 photos |
Style of battery | Battery Pack | Battery Pack |
Battery ID | BLS-5 | - |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec, 10 sec (3 images) ) |
Time lapse shooting | ||
Storage type | SD/SDHC/SDXC card | SD/SDHC, Internal |
Card slots | One | One |
Retail cost | $0 | $566 |