differences

Reasons to consider the Sony E-Mount 16mm f/2.8

Significantly smaller diameter 23 mm vs 63 mm
Help
2.7x smaller lens at the end
Narrower aperture f/22 vs f/16
Help
At its narrowest, the E-Mount 16mm f/2.8 goes 0.9 f-stops narrower
Sony E-Mount 16mm f/2.8 Learn more about
the Sony E-Mount 16mm f/2.8

Reasons to consider the Sony 20mm f/2.8

Shorter 20 mm vs 62 mm
Help
3.1x shorter
Sony 20mm f/2.8 Learn more about
the Sony 20mm f/2.8

similarities

Compared to digital camera lenses

Common Strengths Common Weaknesses
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Diameter Small diameters Help
E-Mount 16mm f/2.823 mm
20mm f/2.863 mm
Auto focus Auto focus Help
Easier to use
Weight Light weight Help
E-Mount 16mm f/2.870 g
20mm f/2.869 g
Length Short Help
E-Mount 16mm f/2.862 mm
20mm f/2.820 mm
Max focal length Poor telephoto Help
E-Mount 16mm f/2.816 mm
20mm f/2.820 mm

competitors

Sony 20mm f/2.8 Competitors

Samyang 12mm f/2 NCS CS

Samyang 12mm f/2 NCS CS

Low light lens

$299 - $309

Wide minimum Narrower aperture
Aperture Wider aperture
Auto focus Auto focus
Sony 16-50mm f/3.5-5.6 OSS Retractable

Sony 16-50mm f/3.5-5.6 OSS Retractable

Wide angle lens

$203

Image stabilization Image stabilization
Wide minimum Narrower aperture
Prime lens Is a zoom lens
Rokinon 12mm f/2 NCS CS Sony E

Rokinon 12mm f/2 NCS CS Sony E

Low light lens

$329

Wide minimum Narrower aperture
Aperture Wider aperture
Auto focus Auto focus

Sony E-Mount 16mm f/2.8 Competitors

Sigma 19mm f/2.8 DN

Sigma 19mm f/2.8 DN

Lens

$199

Length Slightly shorter
Diameter Significantly larger diameter
Samyang 14mm f/2.8 ED AS IF UMC Sony E

Samyang 14mm f/2.8 ED AS IF UMC Sony E

Wide angle lens

$289

Diameter Much larger diameter
Sigma 8mm f/3.5 EX DG Circular

Sigma 8mm f/3.5 EX DG Circular

Fisheye lens

$896

Fisheye Fisheye lens
Magnification Slightly more magnification
Diameter Much larger diameter

discussion Which do you think is better?

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