differences

Reasons to consider the Sigma 8mm f/3.5 EX DG Circular Canon EF

Is a prime lens Yes vs No
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Prime lenses have a single focal length, they are typically sharper and have wider apertures
Wider aperture f/3.5 vs f/4
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At its widest, the 8mm f/3.5 EX DG Circular Canon EF captures marginally more light (0.4 f-stops)
Slightly smaller diameter 74 mm vs 79 mm
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Around 10% smaller lens at the end
Slightly shorter 69 mm vs 83 mm
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Around 20% shorter
Slightly lighter 400 g vs 0.5 kg
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Around 30% lighter
Sigma 8mm f/3.5 EX DG Circular Canon EF Learn more about
the Sigma 8mm f/3.5 EX DG Circular Canon EF

Reasons to consider the Canon EF 8-15mm f/4L USM

More zoom 1.9x vs 1x
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Around 90% more zoom, giving you more flexibility for photos
Slightly more magnification 1:2.9 (0.3) vs 1:4.8 (0.2)
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Take macro shots with subjects more than 60% larger in your photo
Slightly cheaper $1,077.19 vs $1,263.63
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The best price we've seen is $186 cheaper (more than 10% less)
Canon EF 8-15mm f/4L USM Learn more about
the Canon EF 8-15mm f/4L USM

similarities

Compared to digital camera lenses

Common Strengths Common Weaknesses
Fisheye Both are fisheye lenses Help
Extremely wide circular images
Auto focus Auto focus Help
Easier to use
Min focal length Good wide-angle Help
8 mm
Max focal length Poor telephoto Help
8mm f/3.5 EX DG Circular Canon EF8 mm
EF 8-15mm f/4L USM15 mm

Compared to digital camera lenses

Common Strengths Common Weaknesses

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

LensHero is not aware of any interesting weaknesses shared by these two products.

competitors

Canon EF 8-15mm f/4L USM Competitors

Nikon Nikkor  14mm f/2.8D ED

Nikon Nikkor 14mm f/2.8D ED

Wide angle lens

$1,892

Prime lens Is a prime lens
Aperture Wider aperture
Focus motor Doesn't have a silent focus motor
Canon EF-S 10-18mm f/4.5-5.6 IS STM

Canon EF-S 10-18mm f/4.5-5.6 IS STM

Wide angle lens

$229 - $279

Image stabilization Image stabilization
Lowest price Cheaper
Fisheye Not a fisheye
Rokinon 14mm f/2.8 IF ED UMC Canon EF

Rokinon 14mm f/2.8 IF ED UMC Canon EF

Wide angle lens

$299

Prime lens Is a prime lens
Aperture Wider aperture
Fisheye Not a fisheye

Sigma 8mm f/3.5 EX DG Circular Canon EF Competitors

Samyang 7.5mm f/3.5 UMC MFT

Samyang 7.5mm f/3.5 UMC MFT

Fisheye lens

$219

Lowest price Cheaper
Diameter Smaller diameter
Auto focus Auto focus
Rokinon 8mm f/3.5 UMC Fish-Eye CS II

Rokinon 8mm f/3.5 UMC Fish-Eye CS II

Fisheye lens

$179

Lowest price Cheaper
Auto focus Auto focus

discussion Which do you think is better?

Speech is free, but discussion at LensHero is moderated! Please discuss your opinion of these lenses here, and discuss feedback for LensHero at our support community.

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