differences

Reasons to consider the Sigma 15mm f/2.8 EX DG Canon EF

Auto focus Yes vs No
Help
Slightly lighter 332 g vs 0.5 kg
Help
More than 30% lighter
Slightly smaller diameter 74 mm vs 77 mm
Help
Almost the same
Sigma 15mm f/2.8 EX DG Canon EF Learn more about
the Sigma 15mm f/2.8 EX DG Canon EF

Reasons to consider the Rokinon 12mm f/2.8 ED AS IF NCS UMC Nikon F

Slightly cheaper $329.00 vs $603.51
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The best price we've seen is $275 cheaper (around 50% less)
Rokinon 12mm f/2.8 ED AS IF NCS UMC Nikon F Learn more about
the Rokinon 12mm f/2.8 ED AS IF NCS UMC Nikon F

similarities

Compared to digital camera lenses

Common Strengths Common Weaknesses
Fisheye Both are fisheye lenses Help
Extremely wide circular images
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Max focal length Poor telephoto Help
15mm f/2.8 EX DG Canon EF15 mm
12mm f/2.8 ED AS IF NCS UMC Nikon F12 mm

Compared to digital camera lenses

Common Strengths Common Weaknesses
Aperture Wide aperture Help
f/2.8

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

competitors

Sigma 15mm f/2.8 EX DG Canon EF Competitors

Canon EF 17-40mm f/4L USM

Canon EF 17-40mm f/4L USM

Wide angle lens

$100 - $899

Zoom range More zoom
Lowest price Cheaper
Fisheye Not a fisheye
Placeholder

Samyang 12mm f/2.8 ED AS NCS Canon-ef

Fisheye lens

$379

Lowest price Slightly cheaper
Weight Slightly heavier
Canon EF 8-15mm f/4L USM

Canon EF 8-15mm f/4L USM

Fisheye lens

$1,077 - $1,249

Zoom range More zoom
Magnification Slightly more magnification
Prime lens Is a zoom lens

Rokinon 12mm f/2.8 ED AS IF NCS UMC Nikon F Competitors

discussion Which do you think is better?

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