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Ricoh CX3 vs Sony A55

Portability
92
Imaging
33
Features
35
Overall
33
Ricoh CX3 front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Ricoh CX3 vs Sony A55 Key Specs

Ricoh CX3
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 3200
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-300mm (F3.5-5.6) lens
  • 206g - 102 x 58 x 29mm
  • Announced June 2010
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Increase to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Released August 2010
  • Successor is Sony A57
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Ricoh CX3 vs Sony A55 Overview

Below, we are contrasting the Ricoh CX3 versus Sony A55, former being a Small Sensor Superzoom while the other is a Entry-Level DSLR by manufacturers Ricoh and Sony. There is a sizable difference among the resolutions of the CX3 (10MP) and A55 (16MP) and the CX3 (1/2.3") and A55 (APS-C) possess different sensor measurements.

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The CX3 was launched 2 months prior to the A55 and they are both of a similar age. Both cameras come with different body type with the Ricoh CX3 being a Compact camera and the Sony A55 being a Compact SLR camera.

Before diving in to a comprehensive comparison, below is a short synopsis of how the CX3 scores vs the A55 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh CX3 over the Sony A55

 CX3 A55 

Reasons to pick Sony A55 over the Ricoh CX3

 A55 CX3 
Display typeFully ArticulatedFixed Fully Articulating display
Display resolution921k920kCrisper display (+1k dot)
Selfie screen Easy selfies

Common features in the Ricoh CX3 and Sony A55

 CX3 A55 
ReleasedJune 2010August 2010Same age
Manually focus Very precise focusing
Display dimension3"3"Identical display measurements
Touch display No Touch display

Ricoh CX3 vs Sony A55 Physical Comparison

For anybody who is intending to carry your camera regularly, you'll need to factor in its weight and proportions. The Ricoh CX3 offers external measurements of 102mm x 58mm x 29mm (4.0" x 2.3" x 1.1") with a weight of 206 grams (0.45 lbs) while the Sony A55 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Analyze the Ricoh CX3 versus Sony A55 in our completely 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 employing at the time. Below is the front view dimension comparison of the CX3 vs the A55.

Ricoh CX3 vs Sony A55 size comparison

Factoring in size and weight, the portability score of the CX3 and A55 is 92 and 67 respectively.

Ricoh CX3 vs Sony A55 top view buttons comparison

Ricoh CX3 vs Sony A55 Sensor Comparison

Often, it can be hard to picture the difference in sensor sizing just by seeing technical specs. The photograph below may offer you a clearer sense of the sensor measurements in the CX3 and A55.

As you have seen, the two cameras have got different megapixel count and different sensor sizing. The CX3 because of its smaller sensor is going to make getting shallow depth of field trickier and the Sony A55 will provide extra detail utilizing its extra 6 Megapixels. Greater resolution will also make it easier to crop images much more aggressively.

Ricoh CX3 vs Sony A55 sensor size comparison

Ricoh CX3 vs Sony A55 Screen and ViewFinder

Ricoh CX3 vs Sony A55 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Ricoh CX3 Portrait photography advice
Sony A55 Portrait photography advice
26
has manual focus
no manual exposure
external flash not possible
low megapixels (10 megapixels)
sensor size is small (1/2.3")
doesn't have RAW support
73
you can focus manually
good megapixels (16MP)
good sensor size (APS-C)
provides face detect focus
exports RAW files
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Street Comparison

Street photography with Ricoh CX3
Street photography with Sony A55
60
built in image stabilization (Sensor-shift)
lighter than competitors in class (206g)
screen does not articulate
sensor size is small (1/2.3")
doesn't have RAW support
77
fully articulated screen
has image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW files
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Sports Comparison

Ricoh CX3 Sports photography details
Sony A55 Sports photography details
26
built in image stabilization (Sensor-shift)
lack of shutter priority mode
low megapixels (10MP)
sensor size is small (1/2.3")
doesn't have phase detect AF
68
has image stabilization (Sensor based)
good megapixels (16MP)
good sensor size (APS-C)
comes with phase detect auto focus
not so great battery power (380 per charge)
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Travel Comparison

Travel photography with Ricoh CX3
Travel photography with Sony A55
66
lighter than competitors in class (206g)
has built in flash
pretty wide (28mm)
long reach (300mm)
low megapixels (10MP)
doesn't feature selfie friendly screen
sluggish max aperture (f3.5)
62
good megapixels (16 megapixels)
has built in flash
screen is selfie friendly
doesn't have Timelapse function
not so great battery power (380 CIPA)
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Landscape Comparison

Ricoh CX3 Landscape photography factors
Sony A55 Landscape photography factors
42
has manual focus
pretty wide (28mm)
pretty good screen size (3 inch)
built in image stabilization (Sensor-shift)
can't switch lenses (fixed lens mount)
sluggish max aperture (f3.5)
no manual exposure
low megapixels (10 megapixels)
sensor size is small (1/2.3")
doesn't have RAW support
67
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
has image stabilization (Sensor based)
good megapixels (16 megapixels)
good sensor size (APS-C)
exports RAW files
not so great battery power (380 CIPA)
doesn't have Timelapse function
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Vlogging Comparison

Ricoh CX3 Vlogging factors
Sony A55 Vlogging factors
30
pretty wide (28mm)
built in image stabilization (Sensor-shift)
lighter than competitors in class (206 grams)
sluggish max aperture (f3.5)
doesn't feature selfie friendly screen
video res low (1280 x 720 pixels)
doesn't have mic jack
78
screen is selfie friendly
has image stabilization (Sensor based)
provides face detect focus
high quality video (1920 x 1080 pixels)
does have microphone socket
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Ricoh CX3 vs Sony A55 Specifications

Detailed spec comparison table for Ricoh CX3 and Sony A55
 Ricoh CX3Sony SLT-A55
General Information
Company Ricoh Sony
Model Ricoh CX3 Sony SLT-A55
Class Small Sensor Superzoom Entry-Level DSLR
Announced 2010-06-16 2010-08-24
Physical type Compact Compact SLR
Sensor Information
Processor Chip Smooth Imaging Engine IV Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.5 x 15.6mm
Sensor surface area 28.1mm² 366.6mm²
Sensor resolution 10 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 3:2 3:2 and 16:9
Maximum resolution 3648 x 2736 4912 x 3264
Maximum native ISO 3200 12800
Maximum boosted ISO - 25600
Min native ISO 80 100
RAW pictures
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 15
Cross focus points - 3
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 28-300mm (10.7x) -
Highest aperture f/3.5-5.6 -
Macro focus range 1cm -
Total lenses - 143
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fully Articulated
Display size 3 inch 3 inch
Resolution of display 920k dots 921k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,150k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Lowest shutter speed 8 secs 30 secs
Highest shutter speed 1/2000 secs 1/4000 secs
Continuous shooting rate - 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash range 4.00 m 10.00 m (@ ISO 100)
Flash modes Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash synchronize - 1/160 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 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 port
Headphone port
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 206 gr (0.45 lbs) 500 gr (1.10 lbs)
Dimensions 102 x 58 x 29mm (4.0" x 2.3" x 1.1") 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 - 380 pictures
Battery type - Battery Pack
Battery model DB-100 NP-FW50
Self timer Yes (2, 10 or Custom) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC card, Internal SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Cost at launch $329 $800