Brand
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Wide aperture
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Lens category
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Lens mount
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Focus motor
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Type
A wide angle view of a city scape

Sony Alpha (Full-frame) Prime Wide angle lenses made by Sigma that have a generic focus motor and have a f/2 or faster aperture

#1

Sigma 20mm f/1.8 EX DG DF RF Sony Alpha

Sigma 20mm f/1.8 EX DG DF RF Sony Alpha

"The Sigma 20mm f1.8 is very good lens that captures bright and clear images under low light. The price point is a plus. I was amazed at the clarity and the nuance the lens allowed me to capture." bhphotovideo.com

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Aperture f/1.8
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Min focal length 20 mm
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Focus motor Generic motor
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Max focal length 20 mm
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Diameter 89 mm
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Weight 0.5 kg
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Length 86 mm
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Auto focus Yes
#2

Sigma 24mm f/1.8 EX DG DF Macro Sony Alpha

Sigma 24mm f/1.8 EX DG DF Macro Sony Alpha

"It is a fine lens for low light shooting. Colors are vivid." bhphotovideo.com

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Aperture f/1.8
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Min focal length 24 mm
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Focus motor Generic motor
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Max focal length 24 mm
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Diameter 84 mm
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Weight 485 g
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Length 79 mm
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Auto focus Yes
#3

Sigma 28mm f/1.8 EX DG DF Macro Sony Alpha

Sigma 28mm f/1.8 EX DG DF Macro Sony Alpha

"This lens is fast and great for use in low-light situations. At large apertures, bokeh is very pleasing and sharpness is good. It focuses very close and is an excellent macro lens." bhphotovideo.com

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Aperture f/1.8
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Min focal length 28 mm
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Focus motor Generic motor
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Max focal length 28 mm
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Diameter 84 mm
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Weight 480 g
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Length 79 mm
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Auto focus Yes