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Ricoh GR Digital III vs Sony A6100

Portability
92
Imaging
34
Features
35
Overall
34
Ricoh GR Digital III front
 
Sony Alpha a6100 front
Portability
81
Imaging
70
Features
88
Overall
77

Ricoh GR Digital III vs Sony A6100 Key Specs

Ricoh GR Digital III
(Full Review)
  • 10MP - 1/1.7" Sensor
  • 3" Fixed Screen
  • ISO 64 - 1600
  • 640 x 480 video
  • 28mm (F1.9) lens
  • 208g - 109 x 59 x 26mm
  • Revealed July 2009
  • New Model is Ricoh GR Digital IV
Sony A6100
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Push to 51200)
  • 3840 x 2160 video
  • Sony E Mount
  • 396g - 120 x 67 x 59mm
  • Launched August 2019
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Ricoh GR Digital III vs Sony A6100 Overview

Here, we are contrasting the Ricoh GR Digital III and Sony A6100, former is a Small Sensor Compact while the other is a Advanced Mirrorless by manufacturers Ricoh and Sony. There is a sizable difference among the resolutions of the GR Digital III (10MP) and A6100 (24MP) and the GR Digital III (1/1.7") and A6100 (APS-C) posses totally different sensor sizes.

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The GR Digital III was introduced 11 years before the A6100 which is a fairly significant difference as far as camera tech is concerned. Each of the cameras feature different body design with the Ricoh GR Digital III being a Compact camera and the Sony A6100 being a Rangefinder-style mirrorless camera.

Before going right into a in-depth comparison, here is a quick highlight of how the GR Digital III matches up versus the A6100 with regards to portability, imaging, features and an overall score.

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Reasons to pick Ricoh GR Digital III over the Sony A6100

 GR Digital III A6100 

Reasons to pick Sony A6100 over the Ricoh GR Digital III

 A6100 GR Digital III 
LaunchedAugust 2019July 2009More modern by 122 months
Display typeTiltingFixed Tilting display
Display resolution922k920kClearer display (+2k dot)
Selfie screen Take selfies
Touch friendly display Easily navigate

Common features in the Ricoh GR Digital III and Sony A6100

 GR Digital III A6100 
Manual focus More precise focus
Display size3"3"Same display dimensions

Ricoh GR Digital III vs Sony A6100 Physical Comparison

If you're looking to carry around your camera regularly, you are going to need to think about its weight and size. The Ricoh GR Digital III comes with outer measurements of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") and a weight of 208 grams (0.46 lbs) and the Sony A6100 has specifications of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") having a weight of 396 grams (0.87 lbs).

Look at the Ricoh GR Digital III and Sony A6100 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change based on the lens you use during that time. Here is a front view over all size comparison of the GR Digital III versus the A6100.

Ricoh GR Digital III vs Sony A6100 size comparison

Taking into consideration size and weight, the portability grade of the GR Digital III and A6100 is 92 and 81 respectively.

Ricoh GR Digital III vs Sony A6100 top view buttons comparison

Ricoh GR Digital III vs Sony A6100 Sensor Comparison

In many cases, it can be hard to envision the contrast in sensor sizes just by looking through specs. The pic below will provide you a more clear sense of the sensor measurements in the GR Digital III and A6100.

As you can plainly see, both the cameras feature different resolutions and different sensor sizes. The GR Digital III with its smaller sensor will make getting shallower depth of field harder and the Sony A6100 will render more detail using its extra 14 Megapixels. Greater resolution will allow you to crop images way more aggressively. The more aged GR Digital III will be behind when it comes to sensor technology.

Ricoh GR Digital III vs Sony A6100 sensor size comparison

Ricoh GR Digital III vs Sony A6100 Screen and ViewFinder

Ricoh GR Digital III vs Sony A6100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Ricoh GR Digital III
Portrait photography with Sony A6100
40
you can focus manually
supports RAW formats
low MP (10MP)
tiny sensor size (1/1.7")
82
focusing manually
sensor resolution is decent (24 megapixels)
good sensor size (APS-C)
offers face detection focus
delivers RAW formats
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Street Comparison

Ricoh GR Digital III Street photography details
Sony A6100 Street photography details
55
supports RAW formats
no moving screen
does not have image stabilization
tiny sensor size (1/1.7")
79
has a tilting screen
good sensor size (APS-C)
delivers RAW formats
offers touch focus
very good ISO range (32,000)
does not have image stabilization
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Sports Comparison

Ricoh GR Digital III as a Sports photography camera
Sony A6100 as a Sports photography camera
17
can't change focal length (28mm)
does not have image stabilization
low MP (10MP)
tiny sensor size (1/1.7")
lacks phase detect auto focus
75
sensor resolution is decent (24MP)
good sensor size (APS-C)
offers tracking autofocus
sensor has phase detect auto focus
does not have image stabilization
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Travel Comparison

Travel photography with Ricoh GR Digital III
Travel photography with Sony A6100
63
built-in flash
good maximum aperture (f1.9)
low MP (10 megapixels)
display is not selfie friendly
86
has bluetooth
offers touch focus
sensor resolution is decent (24 megapixels)
flash built-in
selfie friendly screen
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Landscape Comparison

Ricoh GR Digital III Landscape photography details
Sony A6100 Landscape photography details
45
you can focus manually
good maximum aperture (f1.9)
screen is a good size (3 inches)
supports RAW formats
lens is fixed (fixed lens mount)
can't change focal length (28mm)
does not have image stabilization
low MP (10 megapixels)
tiny sensor size (1/1.7")
79
focusing manually
change lenses (Sony E mount)
pretty good screen size (3")
sensor resolution is decent (24 megapixels)
good sensor size (APS-C)
very good ISO range (32,000)
delivers RAW formats
does not have image stabilization
Photography Glossary

Vlogging Comparison

Ricoh GR Digital III as a Vlogging camera
Sony A6100 as a Vlogging camera
25
good maximum aperture (f1.9)
display is not selfie friendly
does not have image stabilization
video resolution low (640 x 480 resolution)
no external microphone jack
79
selfie friendly screen
has touchscreen
offers face detection focus
high res video (3840 x 2160 pixels)
includes external microphone port
does not have image stabilization
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Ricoh GR Digital III vs Sony A6100 Specifications

Detailed spec comparison table for Ricoh GR Digital III and Sony A6100
 Ricoh GR Digital IIISony Alpha a6100
General Information
Manufacturer Ricoh Sony
Model type Ricoh GR Digital III Sony Alpha a6100
Class Small Sensor Compact Advanced Mirrorless
Revealed 2009-07-27 2019-08-28
Body design Compact Rangefinder-style mirrorless
Sensor Information
Powered by GR engine III Bionz X
Sensor type CCD CMOS
Sensor size 1/1.7" APS-C
Sensor measurements 7.44 x 5.58mm 23.5 x 15.6mm
Sensor area 41.5mm² 366.6mm²
Sensor resolution 10 megapixel 24 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 1:1, 3:2 and 16:9
Highest Possible resolution 3648 x 2736 6000 x 4000
Maximum native ISO 1600 32000
Maximum enhanced ISO - 51200
Min native ISO 64 100
RAW photos
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points - 425
Lens
Lens support fixed lens Sony E
Lens zoom range 28mm (1x) -
Maximal aperture f/1.9 -
Macro focusing distance 1cm -
Number of lenses - 121
Crop factor 4.8 1.5
Screen
Screen type Fixed Type Tilting
Screen diagonal 3" 3"
Resolution of screen 920 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (optional) Electronic
Viewfinder resolution - 1,440 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.71x
Features
Minimum shutter speed 1s 30s
Fastest shutter speed 1/2000s 1/4000s
Continuous shutter speed - 11.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance 3.00 m 6.00 m (at ISO 100)
Flash options Auto, On, Off, Red-Eye, Slow Sync, Manual Flash off, auto, fill flash, slow sync, rear sync, wireless, hi-speed
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 640x480 3840x2160
Video format - MPEG-4, XAVC S, H.264
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 208 gr (0.46 pounds) 396 gr (0.87 pounds)
Physical dimensions 109 x 59 x 26mm (4.3" x 2.3" x 1.0") 120 x 67 x 59mm (4.7" x 2.6" x 2.3")
DXO scores
DXO Overall rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life - 420 shots
Type of battery - Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 10 sec) Yes
Time lapse recording
Type of storage SD/SDHC, Internal SD/SDHC/SDXC + Memory Stick Pro Duo
Storage slots One One
Price at release $399 $748