Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

Tamron
100 Overall Score
vs
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm

Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm

Sigma
98 Overall Score

What Buyers Say

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

82 out of 100 medium confidence 16 reviews

The Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD is widely praised as a versatile all-in-one zoom for Sony APS-C cameras. Users love the incredible 16.6x range, close focusing at the wide end, and solid image quality, though some note softness beyond 70-80mm and slow autofocus. The lens is heavier than typical crop-sensor lenses but still considered portable. A few verified buyers report issues with sharpness at the telephoto end and a stiff zoom ring, but the majority find it an excellent walk-around lens that replaces multiple primes and zooms.

Pros
  • Incredible 16.6x zoom range
  • Close focusing at wide end (semi-macro)
  • Good image quality and color rendition
  • Solid build with weather sealing
  • Effective vibration compensation (VC)
Cons
  • Softness beyond 70-80mm
  • Slow autofocus compared to smaller zooms
  • Heavy and bulky for APS-C
  • Stiff zoom ring when zooming out
  • Moderate distortion at both ends
👍 Zoom range 12
🤔 Image quality 10
🤔 Autofocus speed 6
👍 Build quality 8
👎 Weight and size 7
👍 Close focusing 5

Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm

No customer feedback yet

Scores

Budget
Tamron
100
Sigma
94
Portrait
Tamron
100
Sigma
91
Landscape
Tamron
90
Sigma
100
Macro
Tamron
96
Sigma
96
Wildlife Sports
Tamron
96
Sigma
87
Travel
Tamron
94
Sigma
93
Video Cinema
Tamron
94
Sigma
91
Professional
Tamron
87
Sigma
84
Street
Tamron
85
Sigma
79

Specifications

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXDSigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm
Optics
Typezoomzoom
Focal Length Min18 mm16 mm
Focal Length Max300 mm300 mm
Elements1920
Groups514
Aspherical Elements34★
ED Elements45★
CoatingFluorine Coatingwater- and oil-repellent coating
Aperture
Max Aperturef/3.5f/3.5
Min Aperture3.5-6.33.5-6.7
Constant✗✗
Diaphragm Blades79★
Build
MountSony ESony E
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.62 kg0.61 kg★
Filter Thread67 mm67 mm
AF & Stabilization
AF TypeVXD linear motor★HLA
Stabilization✓✓
Stabilization Stops—6 stops★
Focus
Min Focus Distance150 mm★170 mm
Max Magnification1:21:2

Pros & Cons

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

  • Strong versatility (99th percentile)99th %ile
  • Strong af (98th percentile)98th %ile
  • Strong optical (95th percentile)95th %ile
  • Strong macro (89th percentile)89th %ile

Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm

  • Strong versatility (100th percentile)100th %ile
  • Strong optical (99th percentile)99th %ile
  • Strong stabilization (99th percentile)99th %ile
  • Strong macro (88th percentile)88th %ile

Pricing

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD is $174 cheaper (1.3x less).

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD0.192score per dollar
vs
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm0.142score per dollar

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD offers 1.4x better value for money

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm

Verdict

★ Winner: Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD

Scores 100 overall, wins 6 of 9 usage categories and 2 of 22 specs.

Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Better at:

BudgetStreetPortraitProfessionalVideo CinemaWildlife Sports

Sigma Contemporary 16-300mm f/3.5-6.7 DC OS 300mm Better at:

Landscape

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