Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma
98 Overall Score
vs
Rokinon AF 12mm f/2.0 CS 12mm

Rokinon AF 12mm f/2.0 CS 12mm

Rokinon
56 Overall Score

Scores

Travel
Sigma
100
Rokinon
62
Street
Sigma
98
Rokinon
66
Budget
Sigma
97
Rokinon
58
Professional
Sigma
92
Rokinon
58
Macro
Sigma
92
Rokinon
52
Video Cinema
Sigma
86
Rokinon
56
Portrait
Sigma
85
Rokinon
41
Landscape
Sigma
77
Rokinon
64
Wildlife Sports
Sigma
77
Rokinon
60

Specifications

Sigma Contemporary 18-50mm f/2.8 DC DNRokinon AF 12mm f/2.0 CS 12mm
Optics
Typezoomwide-angle
Focal Length Min18 mm12 mm
Focal Length Max50 mm12 mm
Elements1312
Groups1010
Aspherical Elements3★2
ED Elements13★
CoatingSuper Multi-Layer CoatingNano Coating System
Aperture
Max Aperturef/2.8f/22
Min Aperturef/2.8f/2
Constant✓★✗
Diaphragm Blades77
Build
MountSony ESony E
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.29 kg0.21 kg★
Filter Thread55 mm62 mm
AF & Stabilization
AF Typestepping motorLinear STM★
Stabilization✗✗
Focus
Min Focus Distance121 mm★190 mm
Max Magnification1:2.8★0.09x

Pros & Cons

Sigma Contemporary 18-50mm f/2.8 DC DN

  • Strong macro (92nd percentile)92nd %ile
  • Strong social proof (90th percentile)90th %ile
  • Strong af (87th percentile)87th %ile
  • Strong build (86th percentile)86th %ile

Rokinon AF 12mm f/2.0 CS 12mm

  • Strong build (92nd percentile)92nd %ile
  • Strong af (87th percentile)87th %ile
  • Strong optical (82nd percentile)82nd %ile
  • Strong social proof (78th percentile)
  • Below average bokeh (13th percentile)13th %ile
  • Below average aperture (20th percentile)20th %ile
  • Below average versatility (34th percentile)

Verdict

★ Winner: Sigma Contemporary 18-50mm f/2.8 DC DN

Scores 98 overall, wins 9 of 9 usage categories and 4 of 21 specs.

Sigma Contemporary 18-50mm f/2.8 DC DN Better at:

MacroBudgetStreetTravelPortraitLandscapeProfessionalVideo CinemaWildlife Sports