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Ricoh G900 vs Sony a1

Portability
89
Imaging
47
Features
46
Overall
46
Ricoh G900 front
 
Sony Alpha a1 front
Portability
61
Imaging
81
Features
93
Overall
85

Ricoh G900 vs Sony a1 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
  • Launched February 2018
Sony a1
(Full Review)
  • 50MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 7680 x 4320 video
  • Sony E Mount
  • 737g - 129 x 97 x 70mm
  • Launched January 2021
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Ricoh G900 vs Sony a1 Overview

Lets examine more in depth at the Ricoh G900 vs Sony a1, one is a Waterproof and the other is a Pro Mirrorless by manufacturers Ricoh and Sony. There is a sizeable difference among the sensor resolutions of the G900 (20MP) and a1 (50MP) and the G900 (1/2.3") and a1 (Full frame) come with different sensor dimensions.

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The G900 was introduced 3 years prior to the a1 which is a fairly large gap as far as camera tech is concerned. Both cameras come with different body type with the Ricoh G900 being a Compact camera and the Sony a1 being a SLR-style mirrorless camera.

Before going in to a in-depth comparison, below is a short summary of how the G900 grades vs the a1 when it comes to portability, imaging, features and an overall score.

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Reasons to pick Ricoh G900 over the Sony a1

 G900 a1 

Reasons to pick Sony a1 over the Ricoh G900

 a1 G900 
LaunchedJanuary 2021February 2018More modern by 35 months
Display typeTiltingFixed Tilting display
Display resolution1440k1040kClearer display (+400k dot)
Touch friendly display Easily navigate

Common features in the Ricoh G900 and Sony a1

 G900 a1 
Focus manually Dial exact focus
Display dimension3"3"Identical display sizing
Selfie screen No selfie screen

Ricoh G900 vs Sony a1 Physical Comparison

If you're aiming to carry around your camera, you're going to have to consider its weight and volume. The Ricoh G900 enjoys physical 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 a1 has sizing of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") having a weight of 737 grams (1.62 lbs).

Check out the Ricoh G900 vs Sony a1 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you use at that moment. Here is the front view scale comparison of the G900 versus the a1.

Ricoh G900 vs Sony a1 size comparison

Taking into account size and weight, the portability rating of the G900 and a1 is 89 and 61 respectively.

Ricoh G900 vs Sony a1 top view buttons comparison

Ricoh G900 vs Sony a1 Sensor Comparison

In many cases, it's tough to imagine the gap in sensor sizes just by going through a spec sheet. The image underneath will help give you a stronger sense of the sensor dimensions in the G900 and a1.

As you can see, both of these cameras posses different megapixel count and different sensor sizes. The G900 with its smaller sensor is going to make shooting bokeh more challenging and the Sony a1 will provide greater detail using its extra 30 Megapixels. Greater resolution will also let you crop images somewhat more aggressively. The more aged G900 will be behind when it comes to sensor innovation.

Ricoh G900 vs Sony a1 sensor size comparison

Ricoh G900 vs Sony a1 Screen and ViewFinder

Ricoh G900 vs Sony a1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh G900 Portrait photography info
Sony a1 Portrait photography info
45
focusing manually
good resolution (20 megapixels)
features face detection autofocus
no manual exposure
can't use external flash
small sensor (1/2.3")
lacks RAW files
88
has manual focus
high flash sync (1/400 seconds)
resolution is amazing (50 megapixels)
sensor size is large (Full frame)
comes with face detection autofocus
supports RAW formats
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Street Comparison

Ricoh G900 Street photography factors
Sony a1 Street photography factors
60
image stabilization (Digital)
weather sealing
screen is fixed
small sensor (1/2.3")
lacks RAW files
more heavy than average in class (247g)
79
screen tilts up and down
has image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
supports RAW formats
boasts touch to focus
environment sealing
very good high ISO (32,000)
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Sports Comparison

Ricoh G900 Sports photography info
Sony a1 Sports photography info
54
image stabilization (Digital)
good resolution (20MP)
features tracking autofocus
weather sealing
good battery power (340 CIPA)
no shutter priority mode
small sensor (1/2.3")
lacks phase detect autofocus
90
great max shutter speed (1/8,000s)
quiet shutter (1/32,000s)
high frames per second (30.0 frames/s)
has image stabilization (Sensor based 5-axis)
resolution is amazing (50 megapixels)
sensor size is large (Full frame)
comes with tracking autofocus
environment sealing
great battery pack (530 per charge)
sensor has phase detect autofocus
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Travel Comparison

Ricoh G900 as a Travel photography camera
Sony a1 as a Travel photography camera
70
good battery power (340 per charge)
weather sealing
good resolution (20 megapixels)
has built in flash
quite wide (28mm)
more heavy than average in class (247g)
display is not selfie friendly
somewhat slow maximum aperture (f3.5)
73
great battery pack (530 shots)
environment sealing
supports bluetooth
boasts touch to focus
resolution is amazing (50MP)
does not contain selfie friendly display
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Landscape Comparison

Ricoh G900 Landscape photography details
Sony a1 Landscape photography details
56
focusing manually
quite wide (28mm)
screen is a good size (3")
image stabilization (Digital)
good resolution (20 megapixels)
weather sealing
good battery power (340 per charge)
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.5)
no manual exposure
small sensor (1/2.3")
lacks RAW files
88
has manual focus
interchangeable lenses (Sony E mount)
nice screen size (3 inches)
has image stabilization (Sensor based 5-axis)
resolution is amazing (50 megapixels)
sensor size is large (Full frame)
very good high ISO (32,000)
supports RAW formats
environment sealing
great battery pack (530 CIPA)
has double storage slots
Photography Glossary

Vlogging Comparison

Ricoh G900 as a Vlogging camera
Sony a1 as a Vlogging camera
32
quite wide (28mm)
image stabilization (Digital)
features face detection autofocus
high res video (3840 x 2160 resolution)
somewhat slow maximum aperture (f3.5)
display is not selfie friendly
no external microphone socket
more heavy than average in class (247 grams)
36
built-in touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detection autofocus
high quality video (7680 x 4320 pxls)
includes external microphone port
does not contain selfie friendly display
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Ricoh G900 vs Sony a1 Specifications

Detailed spec comparison table for Ricoh G900 and Sony a1
 Ricoh G900Sony Alpha a1
General Information
Manufacturer Ricoh Sony
Model type Ricoh G900 Sony Alpha a1
Class Waterproof Pro Mirrorless
Launched 2018-02-21 2021-01-26
Body design Compact SLR-style mirrorless
Sensor Information
Sensor type BSI-CMOS BSI-CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.9 x 24mm
Sensor surface area 28.1mm² 861.6mm²
Sensor resolution 20MP 50MP
Anti alias filter
Aspect ratio 1:1, 4:3 and 3:2 1:1, 4:3, 3:2 and 16:9
Max resolution 5184 x 3888 8640 x 5760
Max native ISO 6400 32000
Max enhanced ISO - 102400
Min native ISO 125 100
RAW files
Min enhanced ISO - 50
Autofocusing
Manual focusing
Touch to focus
Continuous AF
AF single
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 9 759
Lens
Lens mount type fixed lens Sony E
Lens zoom range 28-140mm (5.0x) -
Largest aperture f/3.5-5.5 -
Macro focusing range 1cm -
Amount of lenses - 133
Focal length multiplier 5.8 1
Screen
Display type Fixed Type Tilting
Display size 3" 3"
Display resolution 1,040k dot 1,440k dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 9,437k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.9x
Features
Min shutter speed 4 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/8000 seconds
Max quiet shutter speed - 1/32000 seconds
Continuous shutter speed - 30.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Change WB
Image stabilization
Built-in flash
Flash distance 5.50 m (with Auto ISO) no built-in flash
Flash modes Flash on, flash off Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External flash
AEB
White balance bracketing
Max flash sync - 1/400 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840x2160 7680x4320 (30p, 25p, 23.98)
Max video resolution 3840x2160 7680x4320
Video file format MPEG-4, H.264 XAVC S, XAVC HS, H.264, H.265
Microphone jack
Headphone jack
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
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 247g (0.54 pounds) 737g (1.62 pounds)
Dimensions 118 x 66 x 33mm (4.6" x 2.6" x 1.3") 129 x 97 x 70mm (5.1" x 3.8" x 2.8")
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 340 images 530 images
Style of battery Battery Pack Battery Pack
Battery ID - NP-FZ100
Self timer Yes Yes
Time lapse shooting
Storage media Internal + SD/SDHC/SDXC card Dual SD/CFexpress Type A slots (UHS-II supported)
Storage slots Single 2
Cost at release $752 $6,498