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Sony A900 vs Sony S2100

Portability
54
Imaging
66
Features
62
Overall
64
Sony Alpha DSLR-A900 front
 
Sony Cyber-shot DSC-S2100 front
Portability
93
Imaging
35
Features
17
Overall
27

Sony A900 vs Sony S2100 Key Specs

Sony A900
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Revealed October 2008
  • Later Model is Sony A99
Sony S2100
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 3200
  • 640 x 480 video
  • 33-105mm (F3.1-5.6) lens
  • 167g - 98 x 61 x 27mm
  • Announced January 2010
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Sony A900 vs Sony S2100 Overview

In this article, we will be contrasting the Sony A900 versus Sony S2100, former being a Advanced DSLR while the latter is a Small Sensor Compact and both are produced by Sony. There is a noticeable difference among the resolutions of the A900 (25MP) and S2100 (12MP) and the A900 (Full frame) and S2100 (1/2.3") enjoy totally different sensor dimensions.

Photography Glossary

The A900 was manufactured 14 months prior to the S2100 which makes the cameras a generation apart from each other. Both of the cameras offer different body type with the Sony A900 being a Mid-size SLR camera and the Sony S2100 being a Compact camera.

Before getting in to a step-by-step comparison, below is a brief highlight of how the A900 matches up versus the S2100 with regard to portability, imaging, features and an overall rating.

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Reasons to pick Sony A900 over the Sony S2100

 A900 S2100 
Manual focus Very accurate focusing
Screen resolution922k230kSharper screen (+692k dot)

Reasons to pick Sony S2100 over the Sony A900

 S2100 A900 
AnnouncedJanuary 2010October 2008Fresher by 14 months

Common features in the Sony A900 and Sony S2100

 A900 S2100 
Screen typeFixed Fixed Fixed screen
Screen sizing3"3"Equivalent screen sizing
Selfie screen Lack of selfie screen
Touch screen Lack of Touch screen

Sony A900 vs Sony S2100 Physical Comparison

For anyone who is aiming to carry your camera often, you will have to think about its weight and measurements. The Sony A900 features external dimensions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") accompanied by a weight of 895 grams (1.97 lbs) and the Sony S2100 has proportions of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") along with a weight of 167 grams (0.37 lbs).

Examine the Sony A900 versus Sony S2100 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change dependant on the lens you have at that moment. Underneath is the front view measurement comparison of the A900 compared to the S2100.

Sony A900 vs Sony S2100 size comparison

Factoring in size and weight, the portability score of the A900 and S2100 is 54 and 93 respectively.

Sony A900 vs Sony S2100 top view buttons comparison

Sony A900 vs Sony S2100 Sensor Comparison

Often, it is hard to visualise the contrast in sensor sizing only by looking through specifications. The graphic underneath may provide you a stronger sense of the sensor dimensions in the A900 and S2100.

Plainly, both of those cameras offer different resolutions and different sensor sizing. The A900 featuring a bigger sensor will make shooting shallower DOF less difficult and the Sony A900 will result in extra detail due to its extra 13MP. Higher resolution can also allow you to crop pictures a little more aggressively. The older A900 will be disadvantaged in sensor innovation.

Sony A900 vs Sony S2100 sensor size comparison

Sony A900 vs Sony S2100 Screen and ViewFinder

Sony A900 vs Sony S2100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A900 Portrait photography factors
Sony S2100 Portrait photography factors
71
manual focus
megapixel count great (25MP)
sensor size is large (Full frame)
exports RAW files
no liveview
21
manual focus not available
no manual control
external flash not possible
MP count low (12 megapixels)
sensor size is small (1/2.3")
lack of RAW format
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Street Comparison

Sony A900 Street photography info
Sony S2100 Street photography info
66
image stabilization (Sensor based)
sensor size is large (Full frame)
exports RAW files
weather sealing
screen is fixed
46
fixed screen
no image stabilization
sensor size is small (1/2.3")
lack of RAW format
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Sports Comparison

Sony A900 as a Sports photography camera
Sony S2100 as a Sports photography camera
70
maximum shutter speed is high (1/8,000s)
image stabilization (Sensor based)
megapixel count great (25MP)
sensor size is large (Full frame)
weather sealing
sensor has phase detect AF
no liveview
painfully slow continuous shooting (5.0 fps)
17
maximum shutter speed is a little low (1/1,200s)
slow continuous shooting (1.0 frames/s)
no shutter priority
no image stabilization
MP count low (12MP)
sensor size is small (1/2.3")
lack of phase detect auto focus
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Travel Comparison

Sony A900 Travel photography factors
Sony S2100 Travel photography factors
54
weather sealing
megapixel count great (25MP)
does not have Time Lapse function
display isn't selfie friendly
50
built-in flash
missing Time Lapse function
MP count low (12MP)
screen is not selfie friendly
wide angle not the best (33mm)
somewhat slow maximum aperture (f3.1)
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Landscape Comparison

Sony A900 Landscape photography information
Sony S2100 Landscape photography information
72
manual focus
switch lenses (Sony/Minolta Alpha mount)
screen size is good (3 inch)
image stabilization (Sensor based)
megapixel count great (25MP)
sensor size is large (Full frame)
exports RAW files
weather sealing
2 card slots
no liveview
does not have Time Lapse function
27
screen size is good (3")
manual focus not available
fixed lens (fixed lens mount)
wide angle not the best (33mm)
somewhat slow maximum aperture (f3.1)
no manual control
no image stabilization
MP count low (12 megapixels)
sensor size is small (1/2.3")
lack of RAW format
missing Time Lapse function
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Vlogging Comparison

Sony A900 Vlogging details
Sony S2100 Vlogging details
9
can't shoot video
22
wide angle not the best (33mm)
somewhat slow maximum aperture (f3.1)
screen is not selfie friendly
no image stabilization
video res low (640 x 480 pixels)
missing mic port
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Sony A900 vs Sony S2100 Specifications

Detailed spec comparison table for Sony A900 and Sony S2100
 Sony Alpha DSLR-A900Sony Cyber-shot DSC-S2100
General Information
Company Sony Sony
Model type Sony Alpha DSLR-A900 Sony Cyber-shot DSC-S2100
Type Advanced DSLR Small Sensor Compact
Revealed 2008-10-22 2010-01-07
Body design Mid-size SLR Compact
Sensor Information
Processor Bionz Bionz
Sensor type CMOS CCD
Sensor size Full frame 1/2.3"
Sensor dimensions 35.9 x 24mm 6.17 x 4.55mm
Sensor area 861.6mm² 28.1mm²
Sensor resolution 25 megapixels 12 megapixels
Anti alias filter
Aspect ratio 3:2 and 16:9 4:3, 3:2 and 16:9
Highest resolution 6048 x 4032 4000 x 3000
Highest native ISO 6400 3200
Min native ISO 100 100
RAW pictures
Autofocusing
Manual focusing
Touch to focus
Continuous AF
Single AF
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 9 9
Lens
Lens support Sony/Minolta Alpha fixed lens
Lens zoom range - 33-105mm (3.2x)
Maximum aperture - f/3.1-5.6
Macro focusing range - 5cm
Available lenses 143 -
Focal length multiplier 1 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 3 inches 3 inches
Screen resolution 922k dot 230k dot
Selfie friendly
Liveview
Touch functionality
Screen technology TFT Xtra Fine color LCD -
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 100 percent -
Viewfinder magnification 0.74x -
Features
Lowest shutter speed 30s 1s
Highest shutter speed 1/8000s 1/1200s
Continuous shooting speed 5.0 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Set WB
Image stabilization
Integrated flash
Flash distance no built-in flash 3.30 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless Auto, On, Off, Slow syncro
External flash
AEB
White balance bracketing
Highest flash sync 1/250s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions - 640 x 480 (30 fps), 320 x 240 (30 fps)
Highest video resolution None 640x480
Video file format - Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 895g (1.97 lbs) 167g (0.37 lbs)
Dimensions 156 x 117 x 82mm (6.1" x 4.6" x 3.2") 98 x 61 x 27mm (3.9" x 2.4" x 1.1")
DXO scores
DXO All around rating 79 not tested
DXO Color Depth rating 23.7 not tested
DXO Dynamic range rating 12.3 not tested
DXO Low light rating 1431 not tested
Other
Battery life 880 pictures -
Battery form Battery Pack -
Battery ID NP-FM500H 2 x AA
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media Compact Flash (Type I or II), Memory Stick Duo / Pro Duo, UDMA Mode 5, Supports FAT12 / FAT16 / FAT32 Memory Stick Duo/Pro Duo, optional SD, Internal
Storage slots 2 One
Launch cost $2,736 $0