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Home » Compare Lenses » Rokinon 24mm f1.4 Aspherical vs Sigma 20mm F1.8 EX DG Aspherical RF

Rokinon 24mm f1.4 Aspherical vs Sigma 20mm F1.8 EX DG Aspherical RF

Looking to find more information regarding these two camera lenses? Check out our side by side comparison of the Rokinon 24mm f1.4 Aspherical vs Sigma 20mm F1.8 EX DG Aspherical RFto review specs, pros and cons, and which is right for you.

Rokinon 24mm f1.4 Top Features

  • 24mm Focal Range
  • F1.4 Max Aperture
  • Filter Thread: 77mm
  • Max Format: 35mm FF
  • Canon EF Mount
  • Weight: 580g.
  • Diameter: 83mm
  • Length: mm
  • Min Focus Distance:0.25m

Rokinon 24mm f1.4 Aspherical

Sigma 20mm F1.8 EX DG RF Top Features

  • 20mm Focal Range
  • F1.8 Max Aperture
  • Filter Thread: 82mm
  • Max Format:
  • Canon EF Mount
  • Weight: 520g.
  • Diameter: 89mm
  • Length: 90mm
  • Min Focus Distance:0.2m

Sigma 20mm F1.8 EX DG Aspherical RF

Our Winner: Rokinon 24mm f1.4 Aspherical over Sigma 20mm F1.8 EX DG Aspherical RF

Focal Length – Tele 24mm vs 20mm
Max Aperture – Wide 1.4 vs 1.8
Max Aperture – Tele 1.4 vs 1.8
Diameter 83mm vs 89mm
Length mm vs 90mm
Filter Thread 77mm vs 82mm

Pros Of Sigma 20mm F1.8 EX DG Aspherical RF over Rokinon 24mm f1.4 Aspherical
Focal Length – Wide 20mm vs 24mm
Diaphgragm Blades 9 vs
Autofocus Yes vs No
Weight 520g vs 580g
Minimum Focus Distance 0.2m vs 0.25m

Cons Of Rokinon 24mm f1.4 Aspherical and Sigma 20mm F1.8 EX DG Aspherical RF
Image Stabilization No vs No
Weather Sealing No vs No

Rokinon 24mm f1.4 vs Sigma 20mm F1.8 EX DG RF All Features

General Rokinon 24mm f1.4 Sigma 20mm F1.8 EX DG RF
Brand Rokinon Sigma
Lens Type Prime Prime
Price CHECK PRICE CHECK PRICE
Lens Type Wideangle Prime Wideangle Prime
Lens Mount Canon EF Canon EF
Max Format 35mm FF 35mm FF
Focal Range 24mm 20mm
Image Stabilization No No
Colour Black Black
Zoom Method No Zoom No Zoom
Power Zoom No No
Zoom Lock No No
Zoom Ratio 1.0X 1.0X
Aperture
Max Aperture F1.4 F1.8
Min Aperture F22.0 F22.0
Aperture Ring Yes Yes
Diaphragm Blades unknown 9
Optics
Optical Elements 13 13
Optical Groups 12 11
Special Elements 4 ED glass elements, 2 aspherical elements 2 aspherical elements
Focusing
Min Focus Distance 0.25m 0.2m
Max Magnification unknown unknown
Autofocus No Yes
AF Motor Type None unknown
Full Time Manual N/A Yes
Focus Method Unknown Rear
Distance Scale Yes Yes
DoF Scale Yes Yes
Distance Scale Yes Yes
Focus Distance Limiter Unknown Unknown
Physical Specs
Weight 580g 520g
Diameter 83mm 89mm
Length Unknown 90mm
Materials Unknown Unknown
Weather Sealing No Unknown
Filter Thread 77mm 82mm
Filter Notes
Hood Supplied Unknown Yes
Hood Code Unknown petal type hood
Tripod Collar No No
Optional Accessories
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