differences

Reasons to consider the Samyang 8mm f/2.8 Fish-eye

Smaller diameter 60 mm vs 75 mm
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20% smaller lens at the end
Wider aperture f/2.8 vs f/3.5
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At its widest, the 8mm f/2.8 Fish-eye captures slightly more light (0.6 f-stops)
Shorter 56 mm vs 102 mm
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Around 50% shorter
Slightly lighter 217 g vs 450 g
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2.1x lighter
Samyang 8mm f/2.8 Fish-eye Learn more about
the Samyang 8mm f/2.8 Fish-eye

Reasons to consider the Rokinon 8mm f/3.5 UMC Fish-Eye CS II

Fisheye lens Yes vs No
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Fisheye lenses take extremely wide 'circular' looking images
Slightly cheaper $199.95 vs $422.05
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The best price we've seen is $222 cheaper (2.1x less)
Rokinon 8mm f/3.5 UMC Fish-Eye CS II Learn more about
the Rokinon 8mm f/3.5 UMC Fish-Eye CS II

similarities

Compared to digital camera lenses

Common Strengths Common Weaknesses
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Min focal length Good wide-angle Help
8 mm
Auto focus Auto focus Help
Focus yourself
Max focal length Poor telephoto Help
8 mm

competitors

Samyang 8mm f/2.8 Fish-eye Competitors

Rokinon 8mm f/3.5 Nikon F

Rokinon 8mm f/3.5 Nikon F

Fisheye lens

$199 - $220

Fisheye Fisheye lens
Lowest price Slightly cheaper
Diameter Larger diameter
Placeholder

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

Fisheye lens

$399

Fisheye Fisheye lens
Auto focus Auto focus
Weight Slightly heavier
Canon EF 8-15mm f/4L USM

Canon EF 8-15mm f/4L USM

Fisheye lens

$1,082 - $1,249

Fisheye Fisheye lens
Auto focus Auto focus
Prime lens Is a zoom lens

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

Placeholder

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

Fisheye lens

$399

Auto focus Auto focus
Aperture Wider aperture
Lowest price Slightly more expensive
Sigma 8mm f/3.5 EX DG Circular Nikon F

Sigma 8mm f/3.5 EX DG Circular Nikon F

Fisheye lens

$685

Auto focus Auto focus
Length Shorter
Lowest price More expensive
Samyang 8mm f/2.8 II

Samyang 8mm f/2.8 II

Fisheye lens

$259 - $269

Auto focus Auto focus
Diameter Smaller diameter

discussion Which do you think is better?

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