Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma Contemporary 18-50mm f/2.8 DC DN

Sigma
99 Overall Score
vs
Tamron SP AF 10-24mm f / 3.5-4.5 Zoom 24mm

Tamron SP AF 10-24mm f / 3.5-4.5 Zoom 24mm

Tamron
68 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 SP AF 10-24mm f / 3.5-4.5 Zoom 24mm

72 out of 100 low confidence 9 reviews

The Tamron 10-24mm lens receives mostly positive feedback for its ultra-wide field of view, sharpness, and value compared to Canon alternatives. Users praise its versatility for landscapes and portraits, though some note autofocus can be slow and noisy. A few negative reviews highlight reliability issues, including a lens that stopped working and warranty problems with third-party sellers. Overall, it is seen as a solid budget-friendly wide-angle option for amateur and semi-pro photographers.

Pros
  • Ultra-wide field of view
  • Good value for money
  • Sharp images
  • Solid build quality
  • Versatile for landscapes and portraits
Cons
  • Slow and noisy autofocus
  • Variable aperture
  • Reliability issues reported
  • Warranty problems with third-party sellers
  • Plastic construction
👍 Image quality 6
👍 Value for money 5
🤔 Build quality 4
👎 Autofocus performance 3
👎 Reliability 2
👎 Warranty issues 2

Scores

Travel
Sigma
100
Tamron
74
Budget
Sigma
97
Tamron
76
Street
Sigma
96
Tamron
68
Professional
Sigma
91
Tamron
69
Portrait
Sigma
89
Tamron
65
Macro
Sigma
88
Tamron
64
Video Cinema
Sigma
85
Tamron
73
Landscape
Sigma
77
Tamron
84
Wildlife Sports
Sigma
76
Tamron
68

Specifications

Sigma Contemporary 18-50mm f/2.8 DC DNTamron SP AF 10-24mm f / 3.5-4.5 Zoom 24mm
Optics
Typezoomzoom
Focal Length Min18 mm10 mm
Focal Length Max50 mm24 mm
Elements1312
Groups109
Aspherical Elements36★
ED Elements12★
CoatingSuper Multi-Layer CoatingLD Aspherical
Aperture
Max Aperturef/2.8f/10
Min Aperturef/2.83.5-4.5
Constant✓★✗
Diaphragm Blades77
Build
MountSony ECanon EF-S
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.29 kg★0.41 kg
Filter Thread55 mm77 mm
AF & Stabilization
AF Typestepping motor★Micro Motor
Stabilization✗✓★
Focus
Min Focus Distance121 mm★240 mm
Max Magnification1:2.8★0.19x

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 SP AF 10-24mm f / 3.5-4.5 Zoom 24mm

  • Strong optical (91st percentile)91st %ile
  • Strong stabilization (81st percentile)81st %ile
  • Strong build (77th percentile)
  • Strong social proof (77th percentile)
  • Below average user sentiment (16th percentile)16th %ile

Verdict

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

Scores 99 overall, wins 8 of 9 usage categories and 5 of 21 specs.

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

MacroBudgetStreetTravelPortraitProfessionalVideo CinemaWildlife Sports

Tamron SP AF 10-24mm f / 3.5-4.5 Zoom 24mm Better at:

Landscape