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Ricoh G900 vs Sony A6100

Portability
89
Imaging
47
Features
46
Overall
46
Ricoh G900 front
 
Sony Alpha a6100 front
Portability
81
Imaging
70
Features
88
Overall
77

Ricoh G900 vs Sony A6100 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
  • Announced February 2018
Sony A6100
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Expand to 51200)
  • 3840 x 2160 video
  • Sony E Mount
  • 396g - 120 x 67 x 59mm
  • Launched August 2019
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Ricoh G900 vs Sony A6100 Overview

Let's examine more closely at the Ricoh G900 and Sony A6100, former being a Waterproof while the latter is a Advanced Mirrorless by brands Ricoh and Sony. The resolution of the G900 (20MP) and the A6100 (24MP) is pretty well matched but the G900 (1/2.3") and A6100 (APS-C) possess totally different sensor sizes.

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The G900 was revealed 18 months before the A6100 which makes the cameras a generation apart from one another. Each of these cameras offer different body type with the Ricoh G900 being a Compact camera and the Sony A6100 being a Rangefinder-style mirrorless camera.

Before delving through a thorough comparison, below is a simple view of how the G900 scores versus the A6100 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Ricoh G900 over the Sony A6100

 G900 A6100 
Screen resolution1040k922kCrisper screen (+118k dot)

Reasons to pick Sony A6100 over the Ricoh G900

 A6100 G900 
LaunchedAugust 2019February 2018Fresher by 18 months
Screen typeTiltingFixed Tilting screen
Selfie screen Easy selfies
Touch screen Quickly navigate

Common features in the Ricoh G900 and Sony A6100

 G900 A6100 
Focus manually More precise focus
Screen sizing3"3"Equivalent screen dimensions

Ricoh G900 vs Sony A6100 Physical Comparison

For anybody who is intending to carry your camera often, you'll have to factor in its weight and proportions. The Ricoh G900 offers exterior dimensions of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") with a weight of 247 grams (0.54 lbs) while the Sony A6100 has measurements of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") having a weight of 396 grams (0.87 lbs).

See the Ricoh G900 and Sony A6100 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary depending on the lens you have attached at the time. The following is the front view over all size comparison of the G900 against the A6100.

Ricoh G900 vs Sony A6100 size comparison

Factoring in dimensions and weight, the portability rating of the G900 and A6100 is 89 and 81 respectively.

Ricoh G900 vs Sony A6100 top view buttons comparison

Ricoh G900 vs Sony A6100 Sensor Comparison

Quite often, it is very tough to envision the contrast between sensor sizing just by looking at technical specs. The photograph underneath should give you a more clear sense of the sensor dimensions in the G900 and A6100.

As you have seen, each of these cameras offer different resolutions and different sensor sizing. The G900 with its tinier sensor will make getting shallower DOF harder and the Sony A6100 will give extra detail because of its extra 4MP. Higher resolution can also allow you to crop photographs a little more aggressively. The older G900 is going to be disadvantaged with regard to sensor innovation.

Ricoh G900 vs Sony A6100 sensor size comparison

Ricoh G900 vs Sony A6100 Screen and ViewFinder

Ricoh G900 vs Sony A6100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh G900 Portrait photography features
Sony A6100 Portrait photography features
45
has manual focus
decent megapixels (20 megapixels)
features face detect autofocus
no manual control
external flash not possible
sensor size is very small (1/2.3")
does not have RAW format
82
you can focus manually
good resolution (24 megapixels)
good sensor size (APS-C)
comes with face detect autofocus
saves RAW files
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Street Comparison

Street photography with Ricoh G900
Street photography with Sony A6100
60
image stabilization (Digital)
weather sealing
screen does not articulate
sensor size is very small (1/2.3")
does not have RAW format
more heavy than others in class (247g)
79
tilting screen
good sensor size (APS-C)
saves RAW files
supports focus by touch
good high ISO (32,000)
no image stabilization
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Sports Comparison

Ricoh G900 Sports photography features
Sony A6100 Sports photography features
54
image stabilization (Digital)
decent megapixels (20MP)
features tracking focus
weather sealing
good battery power (340 per charge)
no shutter priority
sensor size is very small (1/2.3")
does not have phase detect autofocus
75
good resolution (24MP)
good sensor size (APS-C)
comes with tracking focus
supports phase detect autofocus
no image stabilization
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Travel Comparison

Travel photography with Ricoh G900
Travel photography with Sony A6100
70
good battery power (340 per charge)
weather sealing
decent megapixels (20 megapixels)
has built in flash
pretty wide (28mm)
more heavy than others in class (247 grams)
screen is not selfie friendly
sluggish max aperture (f3.5)
86
connects via bluetooth
supports focus by touch
good resolution (24MP)
built-in flash
selfie friendly display
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Landscape Comparison

Ricoh G900 Landscape photography advice
Sony A6100 Landscape photography advice
56
has manual focus
pretty wide (28mm)
screen size is decent (3 inch)
image stabilization (Digital)
decent megapixels (20MP)
weather sealing
good battery power (340 CIPA)
fixed lens (fixed lens mount)
sluggish max aperture (f3.5)
no manual control
sensor size is very small (1/2.3")
does not have RAW format
79
you can focus manually
switch lenses (Sony E mount)
pretty good screen size (3 inches)
good resolution (24MP)
good sensor size (APS-C)
good high ISO (32,000)
saves RAW files
no image stabilization
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Vlogging Comparison

Ricoh G900 as a Vlogging camera
Sony A6100 as a Vlogging camera
32
pretty wide (28mm)
image stabilization (Digital)
features face detect autofocus
good video quality (3840 x 2160 pxls)
sluggish max aperture (f3.5)
screen is not selfie friendly
missing microphone jack
more heavy than others in class (247g)
79
selfie friendly display
screen is touchscreen
comes with face detect autofocus
high res video (3840 x 2160 pxls)
comes with microphone jack
no image stabilization
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Ricoh G900 vs Sony A6100 Specifications

Detailed spec comparison table for Ricoh G900 and Sony A6100
 Ricoh G900Sony Alpha a6100
General Information
Brand Ricoh Sony
Model Ricoh G900 Sony Alpha a6100
Category Waterproof Advanced Mirrorless
Announced 2018-02-21 2019-08-28
Body design Compact Rangefinder-style mirrorless
Sensor Information
Processor Chip - Bionz X
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 surface area 28.1mm² 366.6mm²
Sensor resolution 20 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 3:2 1:1, 3:2 and 16:9
Full resolution 5184 x 3888 6000 x 4000
Max native ISO 6400 32000
Max boosted ISO - 51200
Minimum native ISO 125 100
RAW pictures
Autofocusing
Focus manually
Touch to focus
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 9 425
Lens
Lens mount fixed lens Sony E
Lens focal range 28-140mm (5.0x) -
Maximal aperture f/3.5-5.5 -
Macro focus range 1cm -
Total lenses - 121
Crop factor 5.8 1.5
Screen
Range of display Fixed Type Tilting
Display diagonal 3 inch 3 inch
Resolution of display 1,040k dot 922k dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,440k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.71x
Features
Slowest shutter speed 4 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting speed - 11.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Built-in flash
Flash range 5.50 m (with Auto ISO) 6.00 m (at ISO 100)
Flash settings Flash on, flash off Flash off, auto, fill flash, slow sync, rear sync, wireless, hi-speed
External flash
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 3840x2160 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution 3840x2160 3840x2160
Video data format MPEG-4, H.264 MPEG-4, XAVC S, H.264
Microphone input
Headphone input
Connectivity
Wireless Supports FlashAir SD cards Built-In
Bluetooth
NFC
HDMI
USB DB-110 lithium-ion battery & USB charger Yes
GPS Built-in None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 247 gr (0.54 lbs) 396 gr (0.87 lbs)
Dimensions 118 x 66 x 33mm (4.6" x 2.6" x 1.3") 120 x 67 x 59mm (4.7" x 2.6" x 2.3")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 340 photos 420 photos
Battery format Battery Pack Battery Pack
Battery model - NP-FW50
Self timer Yes Yes
Time lapse shooting
Storage media Internal + SD/SDHC/SDXC card SD/SDHC/SDXC + Memory Stick Pro Duo
Storage slots One One
Price at launch $752 $748