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Olympus E-M10 IV vs Ricoh G900

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Ricoh G900 front
Portability
89
Imaging
47
Features
46
Overall
46

Olympus E-M10 IV vs Ricoh G900 Key Specs

Olympus E-M10 IV
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 383g - 122 x 84 x 49mm
  • Released August 2020
  • Old Model is Olympus E-M10 III
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
  • Revealed February 2018
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Olympus E-M10 IV vs Ricoh G900 Overview

Following is a thorough review of the Olympus E-M10 IV versus Ricoh G900, one is a Entry-Level Mirrorless and the other is a Waterproof by rivals Olympus and Ricoh. The sensor resolution of the E-M10 IV (20MP) and the G900 (20MP) is fairly close but the E-M10 IV (Four Thirds) and G900 (1/2.3") provide totally different sensor size.

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The E-M10 IV was manufactured 2 years after the G900 which is a fairly serious gap as far as camera tech is concerned. Both of these cameras have different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Ricoh G900 being a Compact camera.

Before getting straight to a comprehensive comparison, here is a short summation of how the E-M10 IV grades versus the G900 with respect to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 IV over the Ricoh G900

 E-M10 IV G900 
RevealedAugust 2020February 2018More modern by 30 months
Display typeTiltingFixed Tilting display
Selfie screen Take selfies
Touch friendly display Easily navigate

Reasons to pick Ricoh G900 over the Olympus E-M10 IV

 G900 E-M10 IV 

Common features in the Olympus E-M10 IV and Ricoh G900

 E-M10 IV G900 
Focus manually Dial precise focusing
Display dimensions3"3"Equal display size
Display resolution1040k1040kExact same display resolution

Olympus E-M10 IV vs Ricoh G900 Physical Comparison

If you are planning to carry around your camera, you will need to take into account its weight and dimensions. The Olympus E-M10 IV has exterior dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs) and the Ricoh G900 has dimensions of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") and a weight of 247 grams (0.54 lbs).

Contrast the Olympus E-M10 IV versus Ricoh G900 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you select during that time. The following is a front view measurements comparison of the E-M10 IV and the G900.

Olympus E-M10 IV vs Ricoh G900 size comparison

Taking into account size and weight, the portability grade of the E-M10 IV and G900 is 81 and 89 respectively.

Olympus E-M10 IV vs Ricoh G900 top view buttons comparison

Olympus E-M10 IV vs Ricoh G900 Sensor Comparison

In many cases, it can be hard to visualise the gap in sensor sizes merely by looking through a spec sheet. The pic underneath will provide you a greater sense of the sensor dimensions in the E-M10 IV and G900.

Clearly, both of the cameras provide the same MP but not the same sensor sizes. The E-M10 IV uses the larger sensor which will make obtaining bokeh easier. The younger E-M10 IV is going to have an advantage when it comes to sensor innovation.

Olympus E-M10 IV vs Ricoh G900 sensor size comparison

Olympus E-M10 IV vs Ricoh G900 Screen and ViewFinder

Olympus E-M10 IV vs Ricoh G900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 IV as a Portrait photography camera
Ricoh G900 as a Portrait photography camera
77
manual focus
megapixel count good (20MP)
sensor size is good (Four Thirds)
comes with face detect focusing
saves RAW files
45
you can focus manually
MP count good (20 megapixels)
includes face detect focusing
no manual mode
cannot use external flash
sensor is tiny (1/2.3")
no RAW format
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Street Comparison

Olympus E-M10 IV Street photography factors
Ricoh G900 Street photography factors
84
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
saves RAW files
supports touch to focus
good ISO range (25,600)
60
built in image stabilization (Digital)
weather proofing
fixed screen
sensor is tiny (1/2.3")
no RAW format
more heavy than average in class (247 grams)
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Sports Comparison

Olympus E-M10 IV Sports photography details
Ricoh G900 Sports photography details
72
quiet shutter (1/16,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count good (20MP)
sensor size is good (Four Thirds)
comes with tracking focus
does not have phase detect AF
54
built in image stabilization (Digital)
MP count good (20MP)
includes tracking focus
weather proofing
good battery power (340 shots)
no shutter priority mode
sensor is tiny (1/2.3")
no phase detect AF
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Travel Comparison

Travel photography with Olympus E-M10 IV
Travel photography with Ricoh G900
84
supports bluetooth
supports touch to focus
megapixel count good (20 megapixels)
built-in flash
selfie friendly screen
70
good battery power (340 shots)
weather proofing
MP count good (20MP)
built-in flash
decently wide (28mm)
more heavy than average in class (247 grams)
display isn't selfie friendly
sluggish max aperture (f3.5)
Photography Glossary

Landscape Comparison

Olympus E-M10 IV Landscape photography advice
Ricoh G900 Landscape photography advice
82
manual focus
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3 inches)
built in image stabilization (Sensor based 5-axis)
megapixel count good (20 megapixels)
sensor size is good (Four Thirds)
good ISO range (25,600)
saves RAW files
56
you can focus manually
decently wide (28mm)
screen size is good (3 inch)
built in image stabilization (Digital)
MP count good (20 megapixels)
weather proofing
good battery power (340 CIPA)
fixed lens (fixed lens mount)
sluggish max aperture (f3.5)
no manual mode
sensor is tiny (1/2.3")
no RAW format
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Vlogging Comparison

Olympus E-M10 IV Vlogging information
Ricoh G900 Vlogging information
78
selfie friendly screen
touchscreen capability
built in image stabilization (Sensor based 5-axis)
comes with face detect focusing
high quality video (3840 x 2160 pxls)
doesn't have microphone jack
32
decently wide (28mm)
built in image stabilization (Digital)
includes face detect focusing
video resolution high (3840 x 2160 pxls)
sluggish max aperture (f3.5)
display isn't selfie friendly
lack of microphone socket
more heavy than average in class (247 grams)
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Olympus E-M10 IV vs Ricoh G900 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Ricoh G900
 Olympus OM-D E-M10 IVRicoh G900
General Information
Brand Name Olympus Ricoh
Model Olympus OM-D E-M10 IV Ricoh G900
Type Entry-Level Mirrorless Waterproof
Released 2020-08-04 2018-02-21
Physical type SLR-style mirrorless Compact
Sensor Information
Processor TruePic VIII -
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.4 x 13mm 6.17 x 4.55mm
Sensor surface area 226.2mm² 28.1mm²
Sensor resolution 20 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 3:2
Highest resolution 5184 x 3888 5184 x 3888
Highest native ISO 25600 6400
Lowest native ISO 200 125
RAW pictures
Lowest boosted ISO 100 -
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 121 9
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 28-140mm (5.0x)
Maximal aperture - f/3.5-5.5
Macro focus range - 1cm
Available lenses 107 -
Crop factor 2.1 5.8
Screen
Type of display Tilting Fixed Type
Display diagonal 3 inches 3 inches
Display resolution 1,040k dots 1,040k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.62x -
Features
Lowest shutter speed 60 seconds 4 seconds
Highest shutter speed 1/4000 seconds 1/4000 seconds
Highest quiet shutter speed 1/16000 seconds -
Continuous shooting rate 8.7 frames per sec -
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Change white balance
Image stabilization
Integrated flash
Flash range 7.20 m (at ISO 200) 5.50 m (with Auto ISO)
Flash settings Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Flash on, flash off
External flash
AEB
WB bracketing
Highest flash synchronize 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM 3840x2160
Highest video resolution 3840x2160 3840x2160
Video data format MPEG-4, H.264 MPEG-4, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Supports FlashAir SD cards
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) DB-110 lithium-ion battery & USB charger
GPS None Built-in
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 383 grams (0.84 lbs) 247 grams (0.54 lbs)
Physical dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 118 x 66 x 33mm (4.6" x 2.6" x 1.3")
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 360 photographs 340 photographs
Form of battery Battery Pack Battery Pack
Battery model BLS-50 -
Self timer Yes (2 or 12 sec, custom) Yes
Time lapse feature
Storage type SD/SDHC/SDXC (UHS-II supported) Internal + SD/SDHC/SDXC card
Card slots One One
Cost at launch $699 $752