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Ricoh GR II vs Sony A100

Portability
89
Imaging
59
Features
55
Overall
57
Ricoh GR II front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Ricoh GR II vs Sony A100 Key Specs

Ricoh GR II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 25600
  • 1920 x 1080 video
  • 28mm (F2.8-16.0) lens
  • 251g - 117 x 63 x 35mm
  • Introduced June 2015
  • Older Model is Ricoh GR
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Launched July 2006
  • Older Model is Konica Minolta 5D
  • Successor is Sony A550
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Ricoh GR II vs Sony A100 Overview

Lets take a deeper look at the Ricoh GR II vs Sony A100, former being a Large Sensor Compact while the other is a Entry-Level DSLR by companies Ricoh and Sony. There is a substantial difference between the image resolutions of the GR II (16MP) and A100 (10MP) but both cameras offer the same sensor sizing (APS-C).

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The GR II was manufactured 9 years later than the A100 and that is quite a big difference as far as tech is concerned. Each of the cameras have different body design with the Ricoh GR II being a Large Sensor Compact camera and the Sony A100 being a Compact SLR camera.

Before going right into a detailed comparison, here is a quick overview of how the GR II grades vs the A100 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh GR II over the Sony A100

 GR II A100 
LaunchedJune 2015July 2006Fresher by 109 months
Display dimensions3"2.5"Larger display (+0.5")
Display resolution1230k230kSharper display (+1000k dot)

Reasons to pick Sony A100 over the Ricoh GR II

 A100 GR II 

Common features in the Ricoh GR II and Sony A100

 GR II A100 
Manually focus More exact focusing
Display typeFixed Fixed Fixed display
Selfie screen Lack of selfie screen
Touch display Lack of Touch display

Ricoh GR II vs Sony A100 Physical Comparison

For anyone who is intending to carry your camera regularly, you have to factor its weight and size. The Ricoh GR II has got outside measurements of 117mm x 63mm x 35mm (4.6" x 2.5" x 1.4") accompanied by a weight of 251 grams (0.55 lbs) whilst the Sony A100 has specifications of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

See the Ricoh GR II vs Sony A100 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will differ based on the lens you choose at that time. Following is a front view scale comparison of the GR II compared to the A100.

Ricoh GR II vs Sony A100 size comparison

Taking into consideration size and weight, the portability rating of the GR II and A100 is 89 and 64 respectively.

Ricoh GR II vs Sony A100 top view buttons comparison

Ricoh GR II vs Sony A100 Sensor Comparison

Often, its hard to visualize the gap between sensor sizing only by checking technical specs. The visual below will help provide you a much better sense of the sensor sizing in the GR II and A100.

As you can tell, each of these cameras provide the same sensor dimensions but different megapixels. You can expect to see the Ricoh GR II to resolve more detail due to its extra 6MP. Greater resolution will also let you crop photos more aggressively. The more modern GR II provides an edge with regard to sensor innovation.

Ricoh GR II vs Sony A100 sensor size comparison

Ricoh GR II vs Sony A100 Screen and ViewFinder

Ricoh GR II vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Ricoh GR II
Portrait photography with Sony A100
75
has manual focus
decent sensor resolution (16 megapixels)
decent sensor size (APS-C)
has face detect autofocus
exports RAW formats
52
you can focus manually
good sensor size (APS-C)
saves RAW formats
does not have liveview
low MP (10 megapixels)
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Street Comparison

Ricoh GR II Street photography advice
Sony A100 Street photography advice
74
decent sensor size (APS-C)
exports RAW formats
lighter than others in class (251g)
good ISO range (25,600)
no articulating screen
no image stabilization
64
image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW formats
screen does not articulate
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Sports Comparison

Ricoh GR II Sports photography features
Sony A100 Sports photography features
50
decent sensor resolution (16MP)
decent sensor size (APS-C)
has tracking focus
fixed focal length (28mm)
low fps (4.0 frames per second)
no image stabilization
does not have phase detect autofocus
49
image stabilization (Sensor based)
good sensor size (APS-C)
supports phase detect autofocus
does not have liveview
max frames per second very slow (3.0 fps)
low MP (10MP)
Photography Glossary

Travel Comparison

Ricoh GR II Travel photography factors
Sony A100 Travel photography factors
67
lighter than others in class (251g)
decent sensor resolution (16MP)
flash built-in
no Timelapse function
screen is not selfie friendly
slow maximum aperture (f2.8)
45
flash built-in
does not have Time Lapse recording
low MP (10MP)
doesn't have a selfie friendly display
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Landscape Comparison

Landscape photography with Ricoh GR II
Landscape photography with Sony A100
59
has manual focus
screen is a decent size (3 inch)
decent sensor resolution (16MP)
decent sensor size (APS-C)
good ISO range (25,600)
exports RAW formats
lens is fixed (fixed lens mount)
fixed focal length (28mm)
slow maximum aperture (f2.8)
no image stabilization
no Timelapse function
53
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW formats
tiny screen (2.5 inch)
does not have liveview
low MP (10MP)
does not have Time Lapse recording
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Vlogging Comparison

Ricoh GR II Vlogging advice
Sony A100 Vlogging advice
32
has face detect autofocus
video res high (1920 x 1080 resolution)
lighter than others in class (251g)
slow maximum aperture (f2.8)
screen is not selfie friendly
no image stabilization
no microphone jack
9
lack of video recording
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Ricoh GR II vs Sony A100 Specifications

Detailed spec comparison table for Ricoh GR II and Sony A100
 Ricoh GR IISony Alpha DSLR-A100
General Information
Manufacturer Ricoh Sony
Model type Ricoh GR II Sony Alpha DSLR-A100
Class Large Sensor Compact Entry-Level DSLR
Introduced 2015-06-17 2006-07-31
Physical type Large Sensor Compact Compact SLR
Sensor Information
Processor Chip GR Engine V -
Sensor type CMOS CCD
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.6 x 15.8mm
Sensor surface area 372.1mm² 372.9mm²
Sensor resolution 16 megapixel 10 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 3:2
Highest resolution 4928 x 3264 3872 x 2592
Highest native ISO 25600 1600
Minimum native ISO 100 100
RAW images
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 9 9
Lens
Lens support fixed lens Sony/Minolta Alpha
Lens zoom range 28mm (1x) -
Maximal aperture f/2.8-16.0 -
Macro focusing range 10cm -
Total lenses - 143
Crop factor 1.5 1.5
Screen
Display type Fixed Type Fixed Type
Display size 3 inch 2.5 inch
Resolution of display 1,230 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Optical (optional) Optical (pentamirror)
Viewfinder coverage - 95%
Viewfinder magnification - 0.55x
Features
Slowest shutter speed 300 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting rate 4.0 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance 3.00 m (at Auto ISO) -
Flash settings Auto, Flash On, Flash Synchro., Manual Flash, Red-Eye Flash Auto, Red-Eye Flash On, Red-Eye Flash Synchro, Wireless Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
Hot shoe
AE bracketing
WB bracketing
Maximum flash synchronize - 1/160 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p), 640 x 480 (30p, 25p, 24p) -
Highest video resolution 1920x1080 None
Video data format MPEG-4, H.264 -
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 251g (0.55 lbs) 638g (1.41 lbs)
Physical dimensions 117 x 63 x 35mm (4.6" x 2.5" x 1.4") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO All around rating 80 61
DXO Color Depth rating 23.6 22.0
DXO Dynamic range rating 13.7 11.2
DXO Low light rating 1078 476
Other
Battery life 320 photos -
Type of battery Battery Pack -
Battery ID DB-65 NP-FM55H
Self timer Yes Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC Compact Flash (Type I or II)
Card slots Single Single
Price at launch $599 $1,000