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
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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 $429.00 vs $609.00
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The best price we've seen is $180 cheaper (around 30% 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

Rokinon 12mm f/2 NCS CS Sony E

Rokinon 12mm f/2 NCS CS Sony E

Low light lens

$319 - $349

Aperture Wider aperture
Lowest price Slightly cheaper
Fisheye Not a fisheye

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

discussion Which do you think is better?

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