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Ricoh G900 vs Sony A57

Portability
89
Imaging
47
Features
46
Overall
46
Ricoh G900 front
 
Sony SLT-A57 front
Portability
64
Imaging
57
Features
85
Overall
68

Ricoh G900 vs Sony A57 Key Specs

Ricoh G900
(Full Review)
  • 20MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Digital Image Stabilization
  • 3840 x 2160 video
  • 28-140mm (F3.5-5.5) lens
  • 247g - 118 x 66 x 33mm
  • Introduced February 2018
Sony A57
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 16000 (Push to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 618g - 132 x 98 x 81mm
  • Launched September 2012
  • Superseded the Sony A55
  • Refreshed by Sony A58
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Ricoh G900 vs Sony A57 Overview

The following is a thorough overview of the Ricoh G900 and Sony A57, former is a Waterproof while the other is a Entry-Level DSLR by brands Ricoh and Sony. There exists a substantial gap between the resolutions of the G900 (20MP) and A57 (16MP) and the G900 (1/2.3") and A57 (APS-C) possess totally different sensor sizing.

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The G900 was unveiled 5 years after the A57 which is quite a big difference as far as technology is concerned. Both of the cameras come with different body type with the Ricoh G900 being a Compact camera and the Sony A57 being a Compact SLR camera.

Before diving straight into a complete comparison, below is a simple highlight of how the G900 matches up versus the A57 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Ricoh G900 over the Sony A57

 G900 A57 
LaunchedFebruary 2018September 2012Newer by 67 months
Display resolution1040k921kClearer display (+119k dot)

Reasons to pick Sony A57 over the Ricoh G900

 A57 G900 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Ricoh G900 and Sony A57

 G900 A57 
Manual focus Dial exact focus
Display dimension3"3"Identical display measurement
Touch friendly display Neither has Touch friendly display

Ricoh G900 vs Sony A57 Physical Comparison

When you are looking to travel with your camera regularly, you will have to consider its weight and volume. The Ricoh G900 has exterior measurements of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") with a weight of 247 grams (0.54 lbs) and the Sony A57 has sizing of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).

Take a look at the Ricoh G900 and Sony A57 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change based on the lens you have attached at that time. Underneath is the front view sizing comparison of the G900 vs the A57.

Ricoh G900 vs Sony A57 size comparison

Taking into consideration dimensions and weight, the portability score of the G900 and A57 is 89 and 64 respectively.

Ricoh G900 vs Sony A57 top view buttons comparison

Ricoh G900 vs Sony A57 Sensor Comparison

Sometimes, it is very difficult to envision the gap between sensor dimensions just by going over a spec sheet. The picture underneath will help offer you a more clear sense of the sensor measurements in the G900 and A57.

Clearly, both of these cameras posses different megapixels and different sensor dimensions. The G900 using its tinier sensor will make shooting shallower DOF more challenging and the Ricoh G900 will offer extra detail having an extra 4MP. Greater resolution will allow you to crop photos somewhat more aggressively. The fresher G900 is going to have an advantage in sensor technology.

Ricoh G900 vs Sony A57 sensor size comparison

Ricoh G900 vs Sony A57 Screen and ViewFinder

Ricoh G900 vs Sony A57 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Ricoh G900 as a Portrait photography camera
Sony A57 as a Portrait photography camera
45
has manual focus
decent sensor resolution (20MP)
has face detection autofocus
no manual mode
external flash not possible
sensor is very small (1/2.3")
no RAW format
74
focusing manually
decent MP (16MP)
good sensor size (APS-C)
comes with face detect autofocus
delivers RAW formats
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Street Comparison

Ricoh G900 Street photography info
Sony A57 Street photography info
60
has image stabilization (Digital)
environment proof
no moving screen
sensor is very small (1/2.3")
no RAW format
more heavy than others in class (247g)
75
screen articulates fully
has image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW formats
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Sports Comparison

Ricoh G900 Sports photography factors
Sony A57 Sports photography factors
54
has image stabilization (Digital)
decent sensor resolution (20 megapixels)
has tracking autofocus
environment proof
great battery (340 CIPA)
lack of shutter priority mode
sensor is very small (1/2.3")
no phase detect autofocus
78
has image stabilization (Sensor based)
decent MP (16MP)
good sensor size (APS-C)
comes with tracking focus
sensor has phase detect autofocus
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Travel Comparison

Travel photography with Ricoh G900
Travel photography with Sony A57
70
great battery (340 shots)
environment proof
decent sensor resolution (20 megapixels)
flash built-in
reasonably wide (28mm)
more heavy than others in class (247g)
doesn't have a selfie friendly screen
somewhat slow maximum aperture (f3.5)
67
decent MP (16 megapixels)
has built in flash
display is selfie friendly
lack of Time Lapse function
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Landscape Comparison

Ricoh G900 Landscape photography details
Sony A57 Landscape photography details
56
has manual focus
reasonably wide (28mm)
screen size is good (3 inches)
has image stabilization (Digital)
decent sensor resolution (20MP)
environment proof
great battery (340 shots)
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.5)
no manual mode
sensor is very small (1/2.3")
no RAW format
72
focusing manually
change lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
has image stabilization (Sensor based)
decent MP (16 megapixels)
good sensor size (APS-C)
delivers RAW formats
lack of Time Lapse function
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Vlogging Comparison

Vlogging with Ricoh G900
Vlogging with Sony A57
32
reasonably wide (28mm)
has image stabilization (Digital)
has face detection autofocus
video resolution high (3840 x 2160 pxls)
somewhat slow maximum aperture (f3.5)
doesn't have a selfie friendly screen
doesn't have external microphone support
more heavy than others in class (247 grams)
77
display is selfie friendly
has image stabilization (Sensor based)
comes with face detect autofocus
video res high (1920 x 1080 pxls)
includes mic support
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Ricoh G900 vs Sony A57 Specifications

Detailed spec comparison table for Ricoh G900 and Sony A57
 Ricoh G900Sony SLT-A57
General Information
Company Ricoh Sony
Model type Ricoh G900 Sony SLT-A57
Class Waterproof Entry-Level DSLR
Introduced 2018-02-21 2012-09-13
Physical type Compact Compact SLR
Sensor Information
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.5 x 15.6mm
Sensor area 28.1mm² 366.6mm²
Sensor resolution 20 megapixel 16 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 3:2 and 16:9
Max resolution 5184 x 3888 4912 x 3264
Max native ISO 6400 16000
Max enhanced ISO - 25600
Min native ISO 125 100
RAW format
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 9 15
Cross type focus points - 3
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 28-140mm (5.0x) -
Largest aperture f/3.5-5.5 -
Macro focusing distance 1cm -
Total lenses - 143
Crop factor 5.8 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen diagonal 3" 3"
Screen resolution 1,040 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch capability
Screen technology - Xtra Fine TFT drive with TruBlack technology
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,440 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.7x
Features
Minimum shutter speed 4 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Continuous shutter rate - 12.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Custom WB
Image stabilization
Integrated flash
Flash distance 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
AEB
White balance bracketing
Fastest flash synchronize - 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840x2160 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps)
Max video resolution 3840x2160 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic support
Headphone support
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 None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 247g (0.54 pounds) 618g (1.36 pounds)
Dimensions 118 x 66 x 33mm (4.6" x 2.6" x 1.3") 132 x 98 x 81mm (5.2" x 3.9" x 3.2")
DXO scores
DXO Overall rating not tested 75
DXO Color Depth rating not tested 23.4
DXO Dynamic range rating not tested 13.0
DXO Low light rating not tested 785
Other
Battery life 340 images 550 images
Battery style Battery Pack Battery Pack
Battery ID - NP-FM500H
Self timer Yes Yes (2 or 10 sec)
Time lapse shooting
Type of storage Internal + SD/SDHC/SDXC card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots One One
Price at release $752 $1,000