Canon SD940 IS vs Nikon S3100

differences

Advantages of the Canon SD940 IS

Wider aperture

f/2.8

f/3.2

At its widest zoom, the SD940 IS's lens captures marginally more light (0.4 f-stops)

Much better macro capability

3 cm

10 cm

Focus on subjects 3.3x closer to the lens

Better image stabilization

Lens

Sensor shift

Less risk of blur

Slightly higher true resolution

9.8 MP

9.7 MP

Almost the same

Slightly larger sensor

1/2.3" 6.2x4.6mm

Almost the same

Longer exposures

15s

Around 4x longer exposures

Learn more about
the Canon SD940 IS

Advantages of the Nikon S3100

Better wide angle

26 mm

28 mm

Around 10% better wide angle

Can create panoramas in-camera

Yes

Stitches together multiple photos for a wide perspective

Better maximum light sensitivity

3,200 ISO

1,600 ISO

The S3100's maximum light sensitivity is 1 f-stop better

Slightly thinner

0.7"

0.8"

Around 10% thinner

Significantly faster max shutter speed

1/2000s

1/1500s

More than 20% faster max shutter speed

Learn more about
the Nikon S3100

recommendations

Relative to the best recent ultra compacts, and ignoring price

Canon PowerShot SD940 IS

63	vs	69
Explain scores

Nikon Coolpix S3100

Snapsort recommends the Nikon Coolpix S3100.

advice

Need help deciding?

Ask the community!

I am considering either the Canon SD940 IS or the Nikon S3100,

For example: Taking photos in low light or great family photos or ability to take great photos underwater

Select aspects that are most important to you: (max 3)

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similarities

Compared to recent compacts

Common Strengths

Common Weaknesses

Fairly small

SD940 IS:	89x55x20 mm
S3100:	93x57x18 mm

Light weight

SD940 IS:	120 g
S3100:	118 g

Thin

SD940 IS:	0.8"
S3100:	0.7"

	Lower-end sensor types
	CCD

Slow continuous shooting

SD940 IS:	0.8 fps
S3100:	0.7 fps

	Neither has in-camera HDR
	You could do HDR manually

	Very small screens
	2.7"

	No touchscreens
	More buttons

	Low resolution screens
	230k dots

	Both shoot high resolution HD movies
	720p @ 30fps

Poor zoom

SD940 IS:	4x
S3100:	5x

Compared to recent ultra compacts

Common Strengths

Common Weaknesses

Snapsort is not aware of any interesting strengths shared by these two products.

	Neither camera can take 3D photos
	No 3d support

Poor maximum light sensitivity

SD940 IS:	1,600 ISO
S3100:	3,200 ISO

competitors

Canon ELPH 100 HS

Compact

$106 - $189

Records higher quality movies

Has a significantly larger screen

Has a slower max shutter speed

Is slightly heavier

Compare the ELPH 100 HS vs the PowerShot SD940 IS

Compare the ELPH 100 HS vs the Coolpix S3100

Canon ELPH 300 HS

Compact

$148 - $179

Records higher quality movies

Has a slightly wider wide angle lens

Is slightly heavier

Compare the ELPH 300 HS vs the PowerShot SD940 IS

Compare the ELPH 300 HS vs the Coolpix S3100

Sony Cybershot W570

Ultra compact

$135

Has a slower max shutter speed

Slightly worse macro focusing

Compare the Cybershot W570 vs the PowerShot SD940 IS

Compare the Cybershot W570 vs the Coolpix S3100

Canon PowerShot SD780 IS

Ultra compact

Has a viewfinder

Slightly smaller

Much worse wide angle

Narrower aperture

Compare the PowerShot SD780 IS vs the PowerShot SD940 IS

Canon Powershot S100

Pro digicam

$356 - $430

Much larger sensor

Significantly wider aperture

Significantly larger

Much heavier

Compare the Powershot S100 vs the PowerShot SD940 IS

Canon PowerShot ELPH 110 HS

Compact

$229

Higher resolution movies

Significantly better wide angle

Slightly larger

Slightly lower true resolution

Compare the PowerShot ELPH 110 HS vs the PowerShot SD940 IS

Canon PowerShot SD1400 IS

Ultra compact

$225

Slightly smaller

Thinner

Heavier

Compare the PowerShot SD1400 IS vs the PowerShot SD940 IS

Canon ELPH 310 HS

Travel zoom

$195 - $196

Higher resolution movies

Supports 24p

Narrower aperture

Larger

Compare the ELPH 310 HS vs the PowerShot SD940 IS

Canon PowerShot A2200

Compact

$147

Wider aperture

Much better macro capability

No image stabilization

Worse wide angle

Compare the PowerShot A2200 vs the Coolpix S3100

Nikon Coolpix S2600

Compact

$122

Slightly larger sensor

Does not take movies

Lacks in-camera panoramic stitching

Compare the Coolpix S2600 vs the Coolpix S3100

Nikon Coolpix S3300

Compact

$120

Significantly better macro capability

Slightly more zoom

Narrower aperture

Lacks in-camera panoramic stitching

Compare the Coolpix S3300 vs the Coolpix S3100

Canon PowerShot A3200 IS

Compact

$122 - $174

Wider aperture

Much better macro capability

Worse wide angle

Lacks in-camera panoramic stitching

Compare the PowerShot A3200 IS vs the Coolpix S3100

Nikon Coolpix S4100

Compact

Higher resolution movies

Significantly larger screen

No image stabilization

Lacks in-camera panoramic stitching

Compare the Coolpix S4100 vs the Coolpix S3100

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Canon PowerShotSD940 IS vs Nikon CoolpixS3100

Nikon Coolpix S3100

Reasons to buy the Nikon Coolpix S3100

Canon PowerShot SD940 IS

Reasons to buy the Canon PowerShot SD940 IS

recommendations

Relative to the best recent ultra compacts, and ignoring price

differences

Advantages of the Canon SD940 IS

Advantages of the Nikon S3100

recommendations

Relative to the best recent ultra compacts, and ignoring price

advice

Need help deciding?

similarities

Compared to recent compacts

Compared to recent ultra compacts

competitors

Shared Competitors

Advantages

Disadvantages

Canon ELPH 100 HS

Canon ELPH 300 HS

Sony Cybershot W570

Canon PowerShot SD940 IS Competitors

Advantages

Disadvantages

Canon PowerShot SD780 IS

Canon Powershot S100

Canon PowerShot ELPH 110 HS

Canon PowerShot SD1400 IS

Canon ELPH 310 HS

Nikon Coolpix S3100 Competitors

Advantages

Disadvantages

Canon PowerShot A2200

Nikon Coolpix S2600

Nikon Coolpix S3300

Canon PowerShot A3200 IS

Nikon Coolpix S4100

appearance

discussion

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Canon PowerShot
SD940 IS
vs
Nikon Coolpix
S3100