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Canon A490 vs Nikon S31

Portability
93
Imaging
33
Features
10
Overall
23
Canon PowerShot A490 front
 
Nikon Coolpix S31 front
Portability
90
Imaging
34
Features
18
Overall
27

Canon A490 vs Nikon S31 Key Specs

Canon A490
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.5" Fixed Screen
  • ISO 80 - 1600
  • 640 x 480 video
  • 37-122mm (F3.0-5.8) lens
  • 175g - 94 x 62 x 31mm
  • Announced January 2010
Nikon S31
(Full Review)
  • 10MP - 1/2.9" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 1600
  • 1280 x 720 video
  • 29-87mm (F) lens
  • 185g - 105 x 65 x 42mm
  • Released June 2013
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Canon A490 vs Nikon S31 Overview

The following is a in depth review of the Canon A490 versus Nikon S31, former is a Small Sensor Compact while the latter is a Waterproof by competitors Canon and Nikon. The resolution of the A490 (10MP) and the S31 (10MP) is pretty comparable but the A490 (1/2.3") and S31 (1/2.9") boast totally different sensor sizing.

Photography Glossary

The A490 was revealed 4 years earlier than the S31 which is a fairly sizable difference as far as camera technology is concerned. The two cameras have the same body design (Compact).

Before going into a full comparison, here is a quick synopsis of how the A490 scores against the S31 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Canon A490 over the Nikon S31

 A490 S31 

Reasons to pick Nikon S31 over the Canon A490

 S31 A490 
ReleasedJune 2013January 2010Newer by 42 months
Screen dimensions2.7"2.5"Bigger screen (+0.2")
Screen resolution230k115kSharper screen (+115k dot)

Common features in the Canon A490 and Nikon S31

 A490 S31 
Manual focus Lack of manual focus
Screen typeFixed Fixed Fixed screen
Selfie screen Neither comes with selfie screen
Touch screen Missing Touch screen

Canon A490 vs Nikon S31 Physical Comparison

If you are looking to travel with your camera, you'll need to factor in its weight and volume. The Canon A490 comes with external dimensions of 94mm x 62mm x 31mm (3.7" x 2.4" x 1.2") having a weight of 175 grams (0.39 lbs) and the Nikon S31 has sizing of 105mm x 65mm x 42mm (4.1" x 2.6" x 1.7") accompanied by a weight of 185 grams (0.41 lbs).

Compare the Canon A490 versus Nikon S31 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change depending on the lens you choose during that time. Underneath is a front view proportions comparison of the A490 vs the S31.

Canon A490 vs Nikon S31 size comparison

Taking into consideration dimensions and weight, the portability grade of the A490 and S31 is 93 and 90 respectively.

Canon A490 vs Nikon S31 top view buttons comparison

Canon A490 vs Nikon S31 Sensor Comparison

Normally, it is difficult to visualise the difference in sensor dimensions merely by checking out technical specs. The pic below should offer you a much better sense of the sensor dimensions in the A490 and S31.

As you have seen, both cameras have the same megapixels albeit not the same sensor dimensions. The A490 provides the bigger sensor which should make getting shallower DOF simpler. The more aged A490 will be disadvantaged in sensor technology.

Canon A490 vs Nikon S31 sensor size comparison

Canon A490 vs Nikon S31 Screen and ViewFinder

Canon A490 vs Nikon S31 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Canon A490
Portrait photography with Nikon S31
19
lack of manual focus
no manual mode
external flash not possible
resolution not great (10MP)
sensor is small (1/2.3")
no RAW support
20
no manual focus
manual mode not available
can't use external flash
low megapixels (10 megapixels)
sensor size is very small (1/2.9")
doesn't have RAW files
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Street Comparison

Street photography with Canon A490
Street photography with Nikon S31
46
screen does not articulate
lack of image stabilization
sensor is small (1/2.3")
no RAW support
52
environment sealing
no moving screen
lack of image stabilization
sensor size is very small (1/2.9")
doesn't have RAW files
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Sports Comparison

Canon A490 Sports photography information
Nikon S31 Sports photography information
16
max fps very slow (1.0 frames/s)
no shutter priority
lack of image stabilization
resolution not great (10MP)
sensor is small (1/2.3")
no phase detect auto focus
25
environment sealing
lack of shutter priority mode
lack of image stabilization
low megapixels (10 megapixels)
sensor size is very small (1/2.9")
doesn't have phase detect autofocus
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Travel Comparison

Travel photography with Canon A490
Travel photography with Nikon S31
50
has built in flash
lack of Timelapse mode
resolution not great (10MP)
display isn't selfie friendly
wide angle not great (37mm)
somewhat slow maximum aperture (f3.0)
59
environment sealing
has built in flash
very good max aperture (f)
missing Time Lapse mode
low megapixels (10 megapixels)
screen isn't selfie friendly
wide angle not great (29mm)
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Landscape Comparison

Canon A490 Landscape photography details
Nikon S31 Landscape photography details
22
lack of manual focus
lens is fixed (fixed lens mount)
wide angle not great (37mm)
somewhat slow maximum aperture (f3.0)
screen is somewhat small (2.5 inches)
no manual mode
lack of image stabilization
resolution not great (10 megapixels)
sensor is small (1/2.3")
no RAW support
lack of Timelapse mode
30
very good max aperture (f)
environment sealing
no manual focus
cannot switch lenses (fixed lens mount)
wide angle not great (29mm)
tiny screen (2.7 inches)
manual mode not available
lack of image stabilization
low megapixels (10 megapixels)
sensor size is very small (1/2.9")
doesn't have RAW files
missing Time Lapse mode
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Vlogging Comparison

Vlogging with Canon A490
Vlogging with Nikon S31
21
wide angle not great (37mm)
somewhat slow maximum aperture (f3.0)
display isn't selfie friendly
lack of image stabilization
video quality not great (640 x 480 pxls)
lack of external microphone support
24
very good max aperture (f)
wide angle not great (29mm)
screen isn't selfie friendly
lack of image stabilization
low res video (1280 x 720 resolution)
missing mic port
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Canon A490 vs Nikon S31 Specifications

Detailed spec comparison table for Canon A490 and Nikon S31
 Canon PowerShot A490Nikon Coolpix S31
General Information
Brand Name Canon Nikon
Model Canon PowerShot A490 Nikon Coolpix S31
Type Small Sensor Compact Waterproof
Announced 2010-01-05 2013-06-21
Body design Compact Compact
Sensor Information
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.9"
Sensor dimensions 6.17 x 4.55mm 4.96 x 3.72mm
Sensor surface area 28.1mm² 18.5mm²
Sensor resolution 10MP 10MP
Anti aliasing filter
Aspect ratio 4:3 and 16:9 -
Peak resolution 3648 x 2736 3648 x 2736
Highest native ISO 1600 1600
Lowest native ISO 80 80
RAW pictures
Autofocusing
Focus manually
Touch to focus
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 5 -
Cross focus points - -
Lens
Lens mount fixed lens fixed lens
Lens focal range 37-122mm (3.3x) 29-87mm (3.0x)
Largest aperture f/3.0-5.8 -
Macro focus range 1cm -
Focal length multiplier 5.8 7.3
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 2.5 inch 2.7 inch
Resolution of screen 115 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type None None
Features
Min shutter speed 15 seconds 4 seconds
Max shutter speed 1/2000 seconds 1/2000 seconds
Continuous shutter speed 1.0 frames/s -
Shutter priority
Aperture priority
Manual exposure
Set WB
Image stabilization
Built-in flash
Flash range 3.00 m -
Flash modes Auto, On, Off, Slow Sync -
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 640 x 480 (30 fps), 320 x 240 (30 fps) 1280 x 720
Highest video resolution 640x480 1280x720
Video data 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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 175g (0.39 lb) 185g (0.41 lb)
Physical dimensions 94 x 62 x 31mm (3.7" x 2.4" x 1.2") 105 x 65 x 42mm (4.1" x 2.6" x 1.7")
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 - 260 images
Battery form - Battery Pack
Battery model 2 x AA EN-EL12
Self timer Yes (2 or 10 sec, Custom, Face) -
Time lapse recording
Storage media SC/SDHC/MMC/MMCplus/HC MMCplus SD / SDHC/SDXC
Storage slots Single Single
Launch pricing $99 $90