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Ricoh GR II vs Sony A55

Portability
89
Imaging
59
Features
55
Overall
57
Ricoh GR II front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Ricoh GR II vs Sony A55 Key Specs

Ricoh GR II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 25600
  • 1920 x 1080 video
  • 28mm (F2.8-16.0) lens
  • 251g - 117 x 63 x 35mm
  • Announced June 2015
  • Superseded the Ricoh GR
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
  • Launched August 2010
  • New Model is Sony A57
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Ricoh GR II vs Sony A55 Overview

In this write-up, we are reviewing the Ricoh GR II and Sony A55, one is a Large Sensor Compact and the other is a Entry-Level DSLR by rivals Ricoh and Sony. The sensor resolution of the GR II (16MP) and the A55 (16MP) is very similar and they use the same exact sensor size (APS-C).

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The GR II was launched 4 years after the A55 which is quite a big gap as far as tech is concerned. Both of these cameras offer different body type with the Ricoh GR II being a Large Sensor Compact camera and the Sony A55 being a Compact SLR camera.

Before diving in to a step-by-step comparison, below is a short introduction of how the GR II scores vs the A55 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Ricoh GR II over the Sony A55

 GR II A55 
LaunchedJune 2015August 2010Newer by 59 months
Display resolution1230k921kCrisper display (+309k dot)

Reasons to pick Sony A55 over the Ricoh GR II

 A55 GR II 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Ricoh GR II and Sony A55

 GR II A55 
Focus manually Very precise focusing
Display sizing3"3"Equivalent display size
Touch friendly display Lacking Touch friendly display

Ricoh GR II vs Sony A55 Physical Comparison

If you're planning to travel with your camera often, you will have to think about its weight and volume. The Ricoh GR II provides exterior dimensions of 117mm x 63mm x 35mm (4.6" x 2.5" x 1.4") having a weight of 251 grams (0.55 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).

Analyze the Ricoh GR II and Sony A55 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you select at that time. Below is the front view sizing comparison of the GR II compared to the A55.

Ricoh GR II vs Sony A55 size comparison

Taking into consideration size and weight, the portability grade of the GR II and A55 is 89 and 67 respectively.

Ricoh GR II vs Sony A55 top view buttons comparison

Ricoh GR II vs Sony A55 Sensor Comparison

Often, it is difficult to imagine the difference between sensor dimensions simply by going over a spec sheet. The pic underneath should offer you a far better sense of the sensor sizes in the GR II and A55.

As you can see, each of these cameras offer the same exact sensor sizing and the exact same megapixels so you should expect similar quality of files though you may want to factor the release date of the products into consideration. The more recent GR II provides a benefit when it comes to sensor innovation.

Ricoh GR II vs Sony A55 sensor size comparison

Ricoh GR II vs Sony A55 Screen and ViewFinder

Ricoh GR II vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh GR II as a Portrait photography camera
Sony A55 as a Portrait photography camera
75
focusing manually
decent megapixels (16 megapixels)
good sensor size (APS-C)
supports face detect autofocus
supports RAW formats
73
has manual focus
decent megapixels (16MP)
decent sensor size (APS-C)
features face detection focus
delivers RAW formats
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Street Comparison

Ricoh GR II Street photography factors
Sony A55 Street photography factors
74
good sensor size (APS-C)
supports RAW formats
lighter than average (251g)
good high ISO (25,600)
no articulating screen
does not have image stabilization
77
fully articulated screen
has image stabilization (Sensor based)
decent sensor size (APS-C)
delivers RAW formats
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Sports Comparison

Ricoh GR II Sports photography advice
Sony A55 Sports photography advice
50
decent megapixels (16MP)
good sensor size (APS-C)
supports tracking focus
focal length is fixed (28mm)
slow frames per second (4.0 frames/s)
does not have image stabilization
doesn't have phase detect autofocus
68
has image stabilization (Sensor based)
decent megapixels (16 megapixels)
decent sensor size (APS-C)
comes with phase detect auto focus
not so great battery life (380 shots)
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Travel Comparison

Ricoh GR II Travel photography info
Sony A55 Travel photography info
67
lighter than average (251 grams)
decent megapixels (16 megapixels)
built-in flash
no Time Lapse function
screen is not selfie friendly
sluggish max aperture (f2.8)
62
decent megapixels (16 megapixels)
flash built-in
display is selfie friendly
lack of Timelapse recording
not so great battery life (380 CIPA)
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Landscape Comparison

Ricoh GR II Landscape photography factors
Sony A55 Landscape photography factors
59
focusing manually
screen is a decent size (3 inch)
decent megapixels (16 megapixels)
good sensor size (APS-C)
good high ISO (25,600)
supports RAW formats
can't change lenses (fixed lens mount)
focal length is fixed (28mm)
sluggish max aperture (f2.8)
does not have image stabilization
no Time Lapse function
67
has manual focus
change lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
has image stabilization (Sensor based)
decent megapixels (16MP)
decent sensor size (APS-C)
delivers RAW formats
not so great battery life (380 shots)
lack of Timelapse recording
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Vlogging Comparison

Ricoh GR II Vlogging highlights
Sony A55 Vlogging highlights
32
supports face detect autofocus
video resolution high (1920 x 1080 resolution)
lighter than average (251 grams)
sluggish max aperture (f2.8)
screen is not selfie friendly
does not have image stabilization
no mic jack
78
display is selfie friendly
has image stabilization (Sensor based)
features face detection focus
high quality video (1920 x 1080 pxls)
does have external microphone jack
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Ricoh GR II vs Sony A55 Specifications

Detailed spec comparison table for Ricoh GR II and Sony A55
 Ricoh GR IISony SLT-A55
General Information
Manufacturer Ricoh Sony
Model type Ricoh GR II Sony SLT-A55
Type Large Sensor Compact Entry-Level DSLR
Announced 2015-06-17 2010-08-24
Body design Large Sensor Compact Compact SLR
Sensor Information
Chip GR Engine V Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 23.5 x 15.6mm
Sensor surface area 372.1mm² 366.6mm²
Sensor resolution 16 megapixels 16 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 3:2 and 16:9
Peak resolution 4928 x 3264 4912 x 3264
Highest native ISO 25600 12800
Highest enhanced ISO - 25600
Min native ISO 100 100
RAW images
Autofocusing
Manual focusing
Touch focus
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 9 15
Cross type focus points - 3
Lens
Lens support fixed lens Sony/Minolta Alpha
Lens zoom range 28mm (1x) -
Largest aperture f/2.8-16.0 -
Macro focusing distance 10cm -
Amount of lenses - 143
Crop factor 1.5 1.5
Screen
Range of screen Fixed Type Fully Articulated
Screen diagonal 3 inch 3 inch
Screen resolution 1,230k dot 921k dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (optional) Electronic
Viewfinder resolution - 1,150k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Minimum shutter speed 300 secs 30 secs
Fastest shutter speed 1/4000 secs 1/4000 secs
Continuous shutter speed 4.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance 3.00 m (at Auto ISO) 10.00 m (@ ISO 100)
Flash modes Auto, Flash On, Flash Synchro., Manual Flash, Red-Eye Flash Auto, Red-Eye Flash On, Red-Eye Flash Synchro, Wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
WB bracketing
Fastest flash sync - 1/160 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p), 640 x 480 (30p, 25p, 24p) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone input
Headphone input
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 251g (0.55 lb) 500g (1.10 lb)
Dimensions 117 x 63 x 35mm (4.6" x 2.5" x 1.4") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall rating 80 73
DXO Color Depth rating 23.6 23.0
DXO Dynamic range rating 13.7 12.4
DXO Low light rating 1078 816
Other
Battery life 320 photos 380 photos
Form of battery Battery Pack Battery Pack
Battery ID DB-65 NP-FW50
Self timer Yes Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Launch pricing $599 $800