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Olympus E-M10 IV vs Sony T900

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Sony Cyber-shot DSC-T900 front
Portability
96
Imaging
34
Features
30
Overall
32

Olympus E-M10 IV vs Sony T900 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
  • Introduced August 2020
  • Replaced the Olympus E-M10 III
Sony T900
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3.5" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 35-140mm (F3.5-10.0) lens
  • 143g - 98 x 58 x 16mm
  • Announced February 2009
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Olympus E-M10 IV vs Sony T900 Overview

Here, we will be comparing the Olympus E-M10 IV vs Sony T900, former is a Entry-Level Mirrorless while the latter is a Ultracompact by brands Olympus and Sony. There exists a large gap between the image resolutions of the E-M10 IV (20MP) and T900 (12MP) and the E-M10 IV (Four Thirds) and T900 (1/2.3") provide totally different sensor dimensions.

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The E-M10 IV was announced 11 years after the T900 which is quite a serious difference as far as technology is concerned. Both of these cameras feature different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Sony T900 being a Ultracompact camera.

Before diving right into a comprehensive comparison, here is a simple overview of how the E-M10 IV scores against the T900 in terms of portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 IV over the Sony T900

 E-M10 IV T900 
AnnouncedAugust 2020February 2009More modern by 140 months
Screen typeTiltingFixed Tilting screen
Screen resolution1040k922kSharper screen (+118k dot)
Selfie screen Take selfies

Reasons to pick Sony T900 over the Olympus E-M10 IV

 T900 E-M10 IV 
Screen size3.5"3"Bigger screen (+0.5")

Common features in the Olympus E-M10 IV and Sony T900

 E-M10 IV T900 
Manually focus Dial precise focus
Touch friendly screen Quickly navigate

Olympus E-M10 IV vs Sony T900 Physical Comparison

If you're planning to carry around your camera regularly, you should factor in its weight and size. The Olympus E-M10 IV has got physical dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") having a weight of 383 grams (0.84 lbs) while the Sony T900 has specifications of 98mm x 58mm x 16mm (3.9" x 2.3" x 0.6") with a weight of 143 grams (0.32 lbs).

See the Olympus E-M10 IV vs Sony T900 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary depending on the lens you are employing during that time. Below is a front view measurement comparison of the E-M10 IV against the T900.

Olympus E-M10 IV vs Sony T900 size comparison

Looking at dimensions and weight, the portability grade of the E-M10 IV and T900 is 81 and 96 respectively.

Olympus E-M10 IV vs Sony T900 top view buttons comparison

Olympus E-M10 IV vs Sony T900 Sensor Comparison

Quite often, it is very hard to envision the gap between sensor sizes purely by checking specs. The pic here will offer you a greater sense of the sensor dimensions in the E-M10 IV and T900.

As you can plainly see, the two cameras come with different megapixel count and different sensor sizes. The E-M10 IV using its bigger sensor will make getting bokeh simpler and the Olympus E-M10 IV will give you extra detail with its extra 8 Megapixels. Higher resolution can also enable you to crop shots a good deal more aggressively. The newer E-M10 IV is going to have an advantage when it comes to sensor tech.

Olympus E-M10 IV vs Sony T900 sensor size comparison

Olympus E-M10 IV vs Sony T900 Screen and ViewFinder

Olympus E-M10 IV vs Sony T900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 IV Portrait photography details
Sony T900 Portrait photography details
77
manual focus
megapixel count decent (20MP)
decent sensor size (Four Thirds)
includes face detect focusing
saves RAW formats
27
manual focus
manual mode not possible
can't use external flash
low MP (12MP)
very small sensor size (1/2.3")
does not have RAW format
Photography Glossary

Street Comparison

Olympus E-M10 IV as a Street photography camera
Sony T900 as a Street photography camera
84
has a tilting screen
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
saves RAW formats
has touch focus
good ISO range (25,600)
57
image stabilization (Optical)
screen is fixed
very small sensor size (1/2.3")
does not have RAW format
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Sports Comparison

Sports photography with Olympus E-M10 IV
Sports photography with Sony T900
72
silent shutter (1/16,000s)
has image stabilization (Sensor based 5-axis)
megapixel count decent (20 megapixels)
decent sensor size (Four Thirds)
includes tracking focus
lack of phase detect AF
24
image stabilization (Optical)
maximum shutter speed is a little low (1/1,000s)
very slow continuous shooting (2.0 frames/s)
no shutter priority
low MP (12MP)
very small sensor size (1/2.3")
does not have phase detect AF
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Travel Comparison

Olympus E-M10 IV as a Travel photography camera
Sony T900 as a Travel photography camera
84
supports bluetooth
has touch focus
megapixel count decent (20MP)
has built in flash
display is selfie friendly
51
built-in flash
lack of Timelapse recording
low MP (12MP)
display isn't selfie friendly
wide angle not great (35mm)
slow max aperture (f3.5)
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Landscape Comparison

Olympus E-M10 IV Landscape photography factors
Sony T900 Landscape photography factors
82
manual focus
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inch)
has image stabilization (Sensor based 5-axis)
megapixel count decent (20 megapixels)
decent sensor size (Four Thirds)
good ISO range (25,600)
saves RAW formats
36
manual focus
bigger than average screen (3.5")
image stabilization (Optical)
fixed lens (fixed lens mount)
wide angle not great (35mm)
slow max aperture (f3.5)
manual mode not possible
low MP (12MP)
very small sensor size (1/2.3")
does not have RAW format
lack of Timelapse recording
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Vlogging Comparison

Olympus E-M10 IV as a Vlogging camera
Sony T900 as a Vlogging camera
78
display is selfie friendly
touchscreen enabled
has image stabilization (Sensor based 5-axis)
includes face detect focusing
video resolution high (3840 x 2160 resolution)
doesn't have microphone jack
28
has touchscreen
image stabilization (Optical)
wide angle not great (35mm)
slow max aperture (f3.5)
display isn't selfie friendly
low quality video (1280 x 720 pxls)
lack of microphone jack
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Olympus E-M10 IV vs Sony T900 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Sony T900
 Olympus OM-D E-M10 IVSony Cyber-shot DSC-T900
General Information
Manufacturer Olympus Sony
Model Olympus OM-D E-M10 IV Sony Cyber-shot DSC-T900
Type Entry-Level Mirrorless Ultracompact
Introduced 2020-08-04 2009-02-17
Body design SLR-style mirrorless Ultracompact
Sensor Information
Processor TruePic VIII -
Sensor type CMOS CCD
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 12 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3, 3:2 and 16:9
Peak resolution 5184 x 3888 4000 x 3000
Highest native ISO 25600 3200
Minimum native ISO 200 80
RAW data
Minimum enhanced ISO 100 -
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 121 9
Lens
Lens mount Micro Four Thirds fixed lens
Lens focal range - 35-140mm (4.0x)
Maximal aperture - f/3.5-10.0
Available lenses 107 -
Crop factor 2.1 5.8
Screen
Display type Tilting Fixed Type
Display diagonal 3" 3.5"
Resolution of display 1,040k dot 922k dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.62x -
Features
Minimum shutter speed 60s 2s
Fastest shutter speed 1/4000s 1/1000s
Fastest quiet shutter speed 1/16000s -
Continuous shutter speed 8.7fps 2.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom white balance
Image stabilization
Inbuilt flash
Flash range 7.20 m (at ISO 200) 2.90 m (Auto ISO)
Flash options Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Auto, On, Off, Red-Eye reduction, Slow Sync
External flash
AEB
White balance bracketing
Fastest flash sync 1/250s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
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 1280 x 720 (30 fps) 640 x 480 (30 fps)
Highest video resolution 3840x2160 1280x720
Video format MPEG-4, H.264 Motion JPEG
Microphone input
Headphone input
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 383g (0.84 lbs) 143g (0.32 lbs)
Physical dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 98 x 58 x 16mm (3.9" x 2.3" x 0.6")
DXO scores
DXO Overall 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 pictures -
Battery format Battery Pack -
Battery model BLS-50 -
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC (UHS-II supported) Memory Stick Duo / Pro Duo, Internal
Storage slots One One
Pricing at release $699 $300