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Sony A7S III vs Sony T900

Portability
61
Imaging
65
Features
92
Overall
75
Sony Alpha A7S III front
 
Sony Cyber-shot DSC-T900 front
Portability
96
Imaging
35
Features
30
Overall
33

Sony A7S III vs Sony T900 Key Specs

Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 80 - 102400 (Boost to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Released July 2020
  • Replaced the Sony A7S II
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
  • Launched February 2009
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Sony A7S III vs Sony T900 Overview

Lets take a deeper look at the Sony A7S III versus Sony T900, former is a Pro Mirrorless while the latter is a Ultracompact and both are manufactured by Sony. The resolution of the A7S III (12MP) and the T900 (12MP) is relatively similar but the A7S III (Full frame) and T900 (1/2.3") posses totally different sensor size.

Photography Glossary

The A7S III was manufactured 11 years after the T900 which is quite a sizable difference as far as technology is concerned. Both cameras feature different body design with the Sony A7S III being a SLR-style mirrorless camera and the Sony T900 being a Ultracompact camera.

Before going into a in depth comparison, here is a quick synopsis of how the A7S III matches up vs the T900 with respect to portability, imaging, features and an overall mark.

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Reasons to pick Sony A7S III over the Sony T900

 A7S III T900 
LaunchedJuly 2020February 2009Newer by 140 months
Screen typeFully articulatedFixed Fully Articulating screen
Screen resolution1440k922kCrisper screen (+518k dot)
Selfie screen Take selfies

Reasons to pick Sony T900 over the Sony A7S III

 T900 A7S III 
Screen size3.5"3"Bigger screen (+0.5")

Common features in the Sony A7S III and Sony T900

 A7S III T900 
Manual focus Very exact focusing
Touch friendly screen Quickly navigate

Sony A7S III vs Sony T900 Physical Comparison

If you're intending to travel with your camera frequently, you are going to need to take into account its weight and size. The Sony A7S III has got external measurements of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") and a weight of 699 grams (1.54 lbs) and the Sony T900 has specifications of 98mm x 58mm x 16mm (3.9" x 2.3" x 0.6") accompanied by a weight of 143 grams (0.32 lbs).

Contrast the Sony A7S III versus Sony T900 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will differ based on the lens you choose at that time. Underneath is a front view over all size comparison of the A7S III against the T900.

Sony A7S III vs Sony T900 size comparison

Factoring in dimensions and weight, the portability grade of the A7S III and T900 is 61 and 96 respectively.

Sony A7S III vs Sony T900 top view buttons comparison

Sony A7S III vs Sony T900 Sensor Comparison

Quite often, its tough to envision the difference between sensor dimensions only by reviewing a spec sheet. The image underneath might give you a stronger sense of the sensor sizing in the A7S III and T900.

Clearly, both of those cameras feature the identical megapixels albeit not the same sensor dimensions. The A7S III uses the bigger sensor which should make achieving shallower depth of field simpler. The newer A7S III is going to have an edge in sensor innovation.

Sony A7S III vs Sony T900 sensor size comparison

Sony A7S III vs Sony T900 Screen and ViewFinder

Sony A7S III vs Sony T900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7S III Portrait photography information
Sony T900 Portrait photography information
71
has manual focus
sensor size is large (Full frame)
provides face detection autofocus
saves RAW formats
low megapixels (12 megapixels)
27
manual focus
manual exposure not available
can't use external flash
MP count low (12 megapixels)
sensor is tiny (1/2.3")
lack of RAW files
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Street Comparison

Sony A7S III Street photography info
Sony T900 Street photography info
76
has image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
saves RAW formats
offers touch focus
environment proof
above average ISO range (102,400)
57
built in image stabilization (Optical)
fixed screen
sensor is tiny (1/2.3")
lack of RAW files
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Sports Comparison

Sony A7S III Sports photography information
Sony T900 Sports photography information
76
great max shutter speed (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
provides tracking autofocus
environment proof
good battery (600 shots)
sensor has phase detect autofocus
low megapixels (12 megapixels)
24
built in image stabilization (Optical)
maximum shutter speed is a little low (1/1,000s)
max fps low (2.0 frames/s)
lack of shutter priority mode
MP count low (12MP)
sensor is tiny (1/2.3")
lack of phase detect autofocus
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Travel Comparison

Travel photography with Sony A7S III
Travel photography with Sony T900
70
good battery (600 CIPA)
environment proof
connects via bluetooth
offers touch focus
selfie friendly display
low megapixels (12 megapixels)
52
has built in flash
no Time Lapse function
MP count low (12 megapixels)
does not offer selfie friendly screen
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
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Landscape Comparison

Sony A7S III as a Landscape photography camera
Sony T900 as a Landscape photography camera
77
has manual focus
swap lenses (Sony E mount)
screen size is decent (3")
has image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
above average ISO range (102,400)
saves RAW formats
environment proof
good battery (600 CIPA)
two card slots
low megapixels (12MP)
37
manual focus
bigger than average screen (3.5 inches)
built in image stabilization (Optical)
lens is fixed (fixed lens mount)
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
manual exposure not available
MP count low (12MP)
sensor is tiny (1/2.3")
lack of RAW files
no Time Lapse function
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Vlogging Comparison

Sony A7S III as a Vlogging camera
Sony T900 as a Vlogging camera
77
selfie friendly display
screen is touchscreen
has image stabilization (Sensor based 5-axis)
provides face detection autofocus
high quality video (3840 x 2160 resolution)
includes external mic socket
28
touchscreen functionality
built in image stabilization (Optical)
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
does not offer selfie friendly screen
low res video (1280 x 720 pxls)
no mic support
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Sony A7S III vs Sony T900 Specifications

Detailed spec comparison table for Sony A7S III and Sony T900
 Sony Alpha A7S IIISony Cyber-shot DSC-T900
General Information
Make Sony Sony
Model type Sony Alpha A7S III Sony Cyber-shot DSC-T900
Type Pro Mirrorless Ultracompact
Released 2020-07-21 2009-02-17
Physical type SLR-style mirrorless Ultracompact
Sensor Information
Processor Chip Bionz XR -
Sensor type BSI-CMOS CCD
Sensor size Full frame 1/2.3"
Sensor dimensions 35.6 x 23.8mm 6.17 x 4.55mm
Sensor surface area 847.3mm² 28.1mm²
Sensor resolution 12 megapixels 12 megapixels
Anti alias filter
Aspect ratio 3:2 and 16:9 4:3, 3:2 and 16:9
Highest Possible resolution 4240 x 2832 4000 x 3000
Maximum native ISO 102400 3200
Maximum enhanced ISO 409600 -
Minimum native ISO 80 80
RAW format
Minimum enhanced ISO 50 -
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 759 9
Lens
Lens mount type Sony E fixed lens
Lens zoom range - 35-140mm (4.0x)
Max aperture - f/3.5-10.0
Total lenses 121 -
Crop factor 1 5.8
Screen
Type of screen Fully articulated Fixed Type
Screen diagonal 3 inch 3.5 inch
Resolution of screen 1,440k dots 922k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 9,440k dots -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.91x -
Features
Minimum shutter speed 30 seconds 2 seconds
Fastest shutter speed 1/8000 seconds 1/1000 seconds
Continuous shutter rate 10.0 frames/s 2.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Change WB
Image stabilization
Built-in flash
Flash distance no built-in flash 2.90 m (Auto ISO)
Flash modes no built-in flash Auto, On, Off, Red-Eye reduction, Slow Sync
Hot shoe
AE bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1280 x 720 (30 fps) 640 x 480 (30 fps)
Maximum video resolution 3840x2160 1280x720
Video format MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265 Motion JPEG
Mic support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.2 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 699 grams (1.54 lbs) 143 grams (0.32 lbs)
Physical dimensions 129 x 97 x 81mm (5.1" x 3.8" x 3.2") 98 x 58 x 16mm (3.9" x 2.3" x 0.6")
DXO scores
DXO Overall rating 85 not tested
DXO Color Depth rating 23.6 not tested
DXO Dynamic range rating 13.3 not tested
DXO Low light rating 2993 not tested
Other
Battery life 600 shots -
Style of battery Battery Pack -
Battery ID NP-FZ100 -
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (2 or 10 sec)
Time lapse feature With downloadable app
Type of storage Dual SD/CFexpress Type A slots Memory Stick Duo / Pro Duo, Internal
Card slots 2 Single
Cost at release $3,499 $300