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Ricoh GXR A12 50mm F2.5 Macro vs Sony A55

Portability
77
Imaging
52
Features
31
Overall
43
Ricoh GXR A12 50mm F2.5 Macro front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Key Specs

Ricoh GXR A12 50mm F2.5 Macro
(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
  • Revealed November 2009
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • Newer Model is Sony A57
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Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Overview

In this article, we are contrasting the Ricoh GXR A12 50mm F2.5 Macro versus Sony A55, former is a Advanced Mirrorless while the other is a Entry-Level DSLR by competitors Ricoh and Sony. There is a noticeable difference among the resolutions of the GXR A12 50mm F2.5 Macro (12MP) and A55 (16MP) but they possess the same exact sensor dimensions (APS-C).

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The GXR A12 50mm F2.5 Macro was announced 9 months prior to the A55 which means that they are of a similar age. Both the cameras offer different body type with the Ricoh GXR A12 50mm F2.5 Macro being a Rangefinder-style mirrorless camera and the Sony A55 being a Compact SLR camera.

Before going straight into a detailed comparison, below is a quick highlight of how the GXR A12 50mm F2.5 Macro matches up versus the A55 when considering portability, imaging, features and an overall score.

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Reasons to pick Ricoh GXR A12 50mm F2.5 Macro over the Sony A55

 GXR A12 50mm F2.5 Macro A55 

Reasons to pick Sony A55 over the Ricoh GXR A12 50mm F2.5 Macro

 A55 GXR A12 50mm F2.5 Macro 
IntroducedAugust 2010November 2009More modern by 9 months
Display typeFully ArticulatedFixed Fully Articulating display
Display resolution921k920kSharper display (+1k dot)
Selfie screen Easy selfies

Common features in the Ricoh GXR A12 50mm F2.5 Macro and Sony A55

 GXR A12 50mm F2.5 Macro A55 
Focus manually Very accurate focus
Display sizing3"3"Equivalent display sizing
Touch friendly display No Touch friendly display

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Physical Comparison

For those who are intending to carry around your camera regularly, you'll need to think about its weight and dimensions. The Ricoh GXR A12 50mm F2.5 Macro enjoys exterior measurements of 114mm x 70mm x 77mm (4.5" x 2.8" x 3.0") accompanied by a weight of 453 grams (1.00 lbs) and the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 500 grams (1.10 lbs).

Check the Ricoh GXR A12 50mm F2.5 Macro versus Sony A55 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will vary dependant on the lens you are working with at the time. The following is the front view measurements comparison of the GXR A12 50mm F2.5 Macro and the A55.

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 size comparison

Using size and weight, the portability grade of the GXR A12 50mm F2.5 Macro and A55 is 77 and 67 respectively.

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 top view buttons comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Sensor Comparison

Generally, it can be difficult to envision the difference in sensor sizes purely by looking through specs. The pic below should offer you a greater sense of the sensor measurements in the GXR A12 50mm F2.5 Macro and A55.

All in all, the two cameras enjoy the same exact sensor sizing but not the same MP. You can expect to see the Sony A55 to provide you with extra detail with its extra 4 Megapixels. Greater resolution will also let you crop images far more aggressively. The more aged GXR A12 50mm F2.5 Macro will be behind with regard to sensor technology.

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 sensor size comparison

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Screen and ViewFinder

Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GXR A12 50mm F2.5 Macro as a Portrait photography camera
Sony A55 as a Portrait photography camera
55
you can focus manually
good sensor size (APS-C)
saves RAW formats
no liveview
sensor resolution low (12MP)
73
you can focus manually
MP count good (16 megapixels)
sensor size is nice (APS-C)
has face detection focus
saves RAW files
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Street Comparison

Ricoh GXR A12 50mm F2.5 Macro Street photography highlights
Sony A55 Street photography highlights
62
good sensor size (APS-C)
saves RAW formats
screen is fixed
lack of image stabilization
77
screen can move to multiple angles
has image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
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Sports Comparison

Ricoh GXR A12 50mm F2.5 Macro as a Sports photography camera
Sony A55 as a Sports photography camera
32
good sensor size (APS-C)
focal length is fixed (50mm)
no liveview
slow continuous shooting (3.0 frames per second)
lack of image stabilization
sensor resolution low (12 megapixels)
bad battery (320 per charge)
no phase detect AF
68
has image stabilization (Sensor based)
MP count good (16 megapixels)
sensor size is nice (APS-C)
supports phase detect auto focus
not so great battery (380 CIPA)
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Travel Comparison

Travel photography with Ricoh GXR A12 50mm F2.5 Macro
Travel photography with Sony A55
49
flash built-in
bad battery (320 shots)
sensor resolution low (12 megapixels)
doesn't feature selfie friendly screen
sluggish max aperture (f2.5)
62
MP count good (16 megapixels)
built-in flash
selfie friendly screen
missing Timelapse function
not so great battery (380 CIPA)
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Landscape Comparison

Ricoh GXR A12 50mm F2.5 Macro Landscape photography features
Sony A55 Landscape photography features
46
you can focus manually
screen size is decent (3")
good sensor size (APS-C)
saves RAW formats
fixed lens (fixed lens mount)
focal length is fixed (50mm)
sluggish max aperture (f2.5)
no liveview
lack of image stabilization
sensor resolution low (12MP)
bad battery (320 per charge)
67
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
has image stabilization (Sensor based)
MP count good (16MP)
sensor size is nice (APS-C)
saves RAW files
not so great battery (380 per charge)
missing Timelapse function
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Vlogging Comparison

Ricoh GXR A12 50mm F2.5 Macro Vlogging factors
Sony A55 Vlogging factors
20
sluggish max aperture (f2.5)
doesn't feature selfie friendly screen
lack of image stabilization
low quality video (1280 x 720 pixels)
lack of microphone jack
78
selfie friendly screen
has image stabilization (Sensor based)
has face detection focus
video resolution high (1920 x 1080 pixels)
comes with external microphone port
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Ricoh GXR A12 50mm F2.5 Macro vs Sony A55 Specifications

Detailed spec comparison table for Ricoh GXR A12 50mm F2.5 Macro and Sony A55
 Ricoh GXR A12 50mm F2.5 MacroSony SLT-A55
General Information
Manufacturer Ricoh Sony
Model Ricoh GXR A12 50mm F2.5 Macro Sony SLT-A55
Category Advanced Mirrorless Entry-Level DSLR
Revealed 2009-11-10 2010-08-24
Body design Rangefinder-style mirrorless Compact SLR
Sensor Information
Powered by GR engine III Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.7mm 23.5 x 15.6mm
Sensor surface area 370.5mm² 366.6mm²
Sensor resolution 12MP 16MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 4288 x 2848 4912 x 3264
Maximum native ISO 3200 12800
Maximum boosted ISO - 25600
Min native ISO 200 100
RAW format
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 50mm (1x) -
Maximum aperture f/2.5 -
Macro focus distance 1cm -
Number of lenses - 143
Focal length multiplier 1.5 1.5
Screen
Range of display Fixed Type Fully Articulated
Display sizing 3 inch 3 inch
Resolution of display 920 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Electronic (optional) Electronic
Viewfinder resolution - 1,150 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Slowest shutter speed 180 seconds 30 seconds
Maximum shutter speed 1/3200 seconds 1/4000 seconds
Continuous shooting speed 3.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash range 3.00 m 10.00 m (@ ISO 100)
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Manual Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
WB bracketing
Maximum flash sync - 1/160 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 1280x720 1920x1080
Video data format Motion JPEG MPEG-4, AVCHD, H.264
Microphone jack
Headphone jack
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 453g (1.00 pounds) 500g (1.10 pounds)
Dimensions 114 x 70 x 77mm (4.5" x 2.8" x 3.0") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around score not tested 73
DXO Color Depth score not tested 23.0
DXO Dynamic range score not tested 12.4
DXO Low light score not tested 816
Other
Battery life 320 pictures 380 pictures
Battery form Battery Pack Battery Pack
Battery model - NP-FW50
Self timer Yes (2 or 10 sec, 10 sec (3 images) ) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC, Internal SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Price at launch $566 $800