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Ricoh G900 vs Sony A55

Portability
89
Imaging
47
Features
46
Overall
46
Ricoh G900 front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Ricoh G900 vs Sony A55 Key Specs

Ricoh G900
(Full Review)
  • 20MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 125 - 6400
  • Digital Image Stabilization
  • 3840 x 2160 video
  • 28-140mm (F3.5-5.5) lens
  • 247g - 118 x 66 x 33mm
  • Released February 2018
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
  • Announced August 2010
  • Renewed by Sony A57
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Ricoh G900 vs Sony A55 Overview

Lets take a deeper look at the Ricoh G900 and Sony A55, one is a Waterproof and the other is a Entry-Level DSLR by competitors Ricoh and Sony. There exists a crucial gap between the sensor resolutions of the G900 (20MP) and A55 (16MP) and the G900 (1/2.3") and A55 (APS-C) come with different sensor measurements.

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The G900 was announced 7 years after the A55 which is quite a serious gap as far as technology is concerned. Both the cameras offer different body type with the Ricoh G900 being a Compact camera and the Sony A55 being a Compact SLR camera.

Before diving through a in-depth comparison, below is a concise introduction of how the G900 matches up against the A55 in terms of portability, imaging, features and an overall score.

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Reasons to pick Ricoh G900 over the Sony A55

 G900 A55 
AnnouncedFebruary 2018August 2010More modern by 92 months
Display resolution1040k921kCrisper display (+119k dot)

Reasons to pick Sony A55 over the Ricoh G900

 A55 G900 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Ricoh G900 and Sony A55

 G900 A55 
Manual focus Dial accurate focus
Display sizing3"3"Equivalent display measurements
Touch display Lack of Touch display

Ricoh G900 vs Sony A55 Physical Comparison

For anybody who is planning to carry around your camera often, you're going to have to factor its weight and volume. The Ricoh G900 offers exterior dimensions of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") having a weight of 247 grams (0.54 lbs) whilst the Sony A55 has sizing of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Examine the Ricoh G900 and Sony A55 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you are employing at that time. The following is the front view physical size comparison of the G900 and the A55.

Ricoh G900 vs Sony A55 size comparison

Considering dimensions and weight, the portability rating of the G900 and A55 is 89 and 67 respectively.

Ricoh G900 vs Sony A55 top view buttons comparison

Ricoh G900 vs Sony A55 Sensor Comparison

Typically, it is very hard to imagine the difference between sensor sizes simply by going over specifications. The picture underneath should give you a stronger sense of the sensor sizes in the G900 and A55.

To sum up, both of these cameras enjoy different megapixels and different sensor sizes. The G900 having a tinier sensor is going to make achieving shallow depth of field tougher and the Ricoh G900 will deliver more detail with its extra 4 Megapixels. Greater resolution will make it easier to crop pics far more aggressively. The more modern G900 provides a benefit with regard to sensor innovation.

Ricoh G900 vs Sony A55 sensor size comparison

Ricoh G900 vs Sony A55 Screen and ViewFinder

Ricoh G900 vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh G900 Portrait photography features
Sony A55 Portrait photography features
45
focusing manually
MP count good (20 megapixels)
has face detect autofocus
no manual control
no external flash support
small sensor (1/2.3")
does not have RAW files
73
has manual focus
good MP (16MP)
sensor size is decent (APS-C)
offers face detection focusing
exports RAW files
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Street Comparison

Ricoh G900 Street photography details
Sony A55 Street photography details
60
built in image stabilization (Digital)
weather proofing
screen is fixed
small sensor (1/2.3")
does not have RAW files
heavier than average in class (247 grams)
77
fully articulated screen
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
exports RAW files
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Sports Comparison

Ricoh G900 Sports photography factors
Sony A55 Sports photography factors
54
built in image stabilization (Digital)
MP count good (20MP)
has tracking focus
weather proofing
better than average battery pack (340 per charge)
no shutter priority
small sensor (1/2.3")
does not have phase detect autofocus
68
built in image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is decent (APS-C)
comes with phase detect AF
low battery power (380 CIPA)
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Travel Comparison

Travel photography with Ricoh G900
Travel photography with Sony A55
70
better than average battery pack (340 per charge)
weather proofing
MP count good (20 megapixels)
flash built-in
quite wide (28mm)
heavier than average in class (247 grams)
display is not selfie friendly
somewhat slow max aperture (f3.5)
62
good MP (16MP)
flash built-in
display is selfie friendly
does not have Timelapse recording
low battery power (380 per charge)
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Landscape Comparison

Ricoh G900 as a Landscape photography camera
Sony A55 as a Landscape photography camera
56
focusing manually
quite wide (28mm)
pretty good screen size (3 inches)
built in image stabilization (Digital)
MP count good (20MP)
weather proofing
better than average battery pack (340 shots)
can't switch lens (fixed lens mount)
somewhat slow max aperture (f3.5)
no manual control
small sensor (1/2.3")
does not have RAW files
67
has manual focus
switch lenses (Sony/Minolta Alpha mount)
screen size is good (3 inches)
built in image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is decent (APS-C)
exports RAW files
low battery power (380 shots)
does not have Timelapse recording
Photography Glossary

Vlogging Comparison

Ricoh G900 Vlogging information
Sony A55 Vlogging information
32
quite wide (28mm)
built in image stabilization (Digital)
has face detect autofocus
high res video (3840 x 2160 resolution)
somewhat slow max aperture (f3.5)
display is not selfie friendly
no mic support
heavier than average in class (247g)
78
display is selfie friendly
built in image stabilization (Sensor based)
offers face detection focusing
video resolution high (1920 x 1080 pxls)
does have external microphone port
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Ricoh G900 vs Sony A55 Specifications

Detailed spec comparison table for Ricoh G900 and Sony A55
 Ricoh G900Sony SLT-A55
General Information
Brand Ricoh Sony
Model Ricoh G900 Sony SLT-A55
Class Waterproof Entry-Level DSLR
Released 2018-02-21 2010-08-24
Body design Compact Compact SLR
Sensor Information
Chip - 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 area 28.1mm² 366.6mm²
Sensor resolution 20MP 16MP
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 3:2 3:2 and 16:9
Maximum resolution 5184 x 3888 4912 x 3264
Maximum native ISO 6400 12800
Maximum boosted ISO - 25600
Minimum native ISO 125 100
RAW pictures
Autofocusing
Manual focus
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 9 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 28-140mm (5.0x) -
Maximum aperture f/3.5-5.5 -
Macro focus range 1cm -
Amount of lenses - 143
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fully Articulated
Display size 3" 3"
Display resolution 1,040 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,150 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Lowest shutter speed 4 secs 30 secs
Highest shutter speed 1/4000 secs 1/4000 secs
Continuous shooting speed - 10.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Set white balance
Image stabilization
Integrated flash
Flash range 5.50 m (with Auto ISO) 10.00 m (@ ISO 100)
Flash options Flash on, flash off Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
WB bracketing
Highest flash sync - 1/160 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840x2160 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 3840x2160 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone jack
Headphone jack
Connectivity
Wireless Supports FlashAir SD cards Eye-Fi Connected
Bluetooth
NFC
HDMI
USB DB-110 lithium-ion battery & USB charger USB 2.0 (480 Mbit/sec)
GPS Built-in BuiltIn
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 247 grams (0.54 lb) 500 grams (1.10 lb)
Dimensions 118 x 66 x 33mm (4.6" x 2.6" x 1.3") 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 340 photographs 380 photographs
Style of battery Battery Pack Battery Pack
Battery model - NP-FW50
Self timer Yes Yes (2 or 10 sec)
Time lapse feature
Storage media Internal + SD/SDHC/SDXC card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Retail price $752 $800