Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma
100 Overall Score
vs
Pentax DA* 12345 18mm

Pentax DA* 12345 18mm

Pentax
60 Overall Score

Scores

Travel
Sigma
100
Pentax
51
Street
Sigma
99
Pentax
46
Professional
Sigma
98
Pentax
60
Budget
Sigma
97
Pentax
55
Portrait
Sigma
89
Pentax
40
Macro
Sigma
88
Pentax
62
Video Cinema
Sigma
86
Pentax
48
Wildlife Sports
Sigma
82
Pentax
50
Landscape
Sigma
81
Pentax
61

Specifications

Sigma Contemporary 18-50mm f/2.8 DC DNPentax DA* 12345 18mm
Optics
Typezoomzoom
Focal Length Min18 mm11 mm
Focal Length Max50 mm18 mm
Elements1316
Groups1011
Aspherical Elements3★2
ED Elements12★
CoatingSuper Multi-Layer CoatingAero Bright II Coating, Super Protect Coating
Aperture
Max Aperturef/2.8f/22
Min Aperturef/2.8f/2.8
Constant✓✓
Diaphragm Blades79★
Build
MountSony EPentax K
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.29 kg★0.70 kg
Filter Thread55 mm82 mm
AF & Stabilization
AF Typestepping motor★DC
Stabilization✗✗
Focus
Min Focus Distance121 mm★300 mm
Max Magnification1:2.81:10

Pros & Cons

Sigma Contemporary 18-50mm f/2.8 DC DN

  • Strong macro (91st percentile)91st %ile
  • Strong social proof (90th percentile)90th %ile
  • Strong af (88th percentile)88th %ile
  • Strong build (87th percentile)87th %ile

Pentax DA* 12345 18mm

  • Strong optical (88th percentile)88th %ile
  • Strong user sentiment (80th percentile)80th %ile
  • Strong macro (71st percentile)
  • Strong versatility (68th percentile)
  • Below average aperture (20th percentile)20th %ile
  • Below average bokeh (23rd percentile)

Pricing

Sigma Contemporary 18-50mm f/2.8 DC DN is MX$16,109 cheaper (2.2x less).

Sigma Contemporary 18-50mm f/2.8 DC DN0.007score per dollar
vs
Pentax DA* 12345 18mm0.002score per dollar

Sigma Contemporary 18-50mm f/2.8 DC DN offers 3.5x better value for money

Sigma Contemporary 18-50mm f/2.8 DC DN

Pentax DA* 12345 18mm

Verdict

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

Scores 100 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

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