Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma
99 Overall Score
vs
Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD

Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD

Tamron
77 Overall Score

What Buyers Say

Sigma Contemporary 18-50mm f/2.8 DC DN

88 out of 100 high confidence 91 reviews

The Sigma 18-50mm f/2.8 DC DN Contemporary is widely praised as a compact, lightweight, and sharp standard zoom for APS-C mirrorless cameras. Users consistently highlight its excellent image quality, fast f/2.8 aperture, and affordable price as major strengths, making it a popular upgrade from kit lenses. Common criticisms include the lack of optical stabilization and a poorly designed lens hood, but overall sentiment is overwhelmingly positive.

Pros
  • Excellent image sharpness
  • Compact and lightweight design
  • Fast f/2.8 constant aperture
  • Great value for the price
  • Fast and silent autofocus
Cons
  • No optical image stabilization
  • Poorly designed lens hood
  • No weather sealing
  • Plastic build quality
  • Zoom ring direction opposite to Fujifilm
👍 Image quality 25
🤔 Build quality 12
👍 Value for money 18
👍 Size and weight 20
👍 Autofocus performance 10
👎 Stabilization 8

Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD

No customer feedback yet

Scores

Travel
Sigma
100
Tamron
56
Budget
Sigma
97
Tamron
76
Street
Sigma
96
Tamron
68
Professional
Sigma
91
Tamron
77
Portrait
Sigma
89
Tamron
81
Macro
Sigma
88
Tamron
81
Video Cinema
Sigma
85
Tamron
78
Landscape
Sigma
77
Tamron
70
Wildlife Sports
Sigma
76
Tamron
66

Specifications

Sigma Contemporary 18-50mm f/2.8 DC DNTamron Di III-A RXD 11-20mm F2.8 Di III-A RXD
Optics
Typezoomzoom
Focal Length Min18 mm11 mm
Focal Length Max50 mm20 mm
Elements1312
Groups1010
Aspherical Elements3★2
ED Elements11
CoatingSuper Multi-Layer CoatingBBAR-G2
Aperture
Max Aperturef/2.8f/2.8
Min Aperturef/2.8f/2.8
Constant✓✓
Diaphragm Blades77
Build
MountSony ECanon RF
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.29 kg★1.19 kg
Filter Thread55 mm67 mm
AF & Stabilization
AF Typestepping motor★RXD (Rapid eXtra Silent Stepping Drive)
Stabilization✗✓★
Focus
Min Focus Distance121 mm★150 mm
Max Magnification1:2.81:4

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 aperture (86th percentile)86th %ile
  • Strong af (86th percentile)86th %ile

Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD

  • Strong macro (89th percentile)89th %ile
  • Strong aperture (86th percentile)86th %ile
  • Strong af (86th percentile)86th %ile
  • Strong bokeh (84th percentile)84th %ile
  • Below average social proof (15th percentile)15th %ile
  • Below average build (24th percentile)

Pricing

Both products are similarly priced.

Sigma Contemporary 18-50mm f/2.8 DC DN0.144score per dollar
vs
Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD0.099score per dollar

Sigma Contemporary 18-50mm f/2.8 DC DN offers 1.5x better value for money

Sigma Contemporary 18-50mm f/2.8 DC DN

Tamron Di III-A RXD 11-20mm F2.8 Di III-A RXD

Verdict

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

Scores 99 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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