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Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025 vs Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X

Both are Fujifilm X superzoom lenses for APS-C. Here is what actually differs.

Pick the Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025 if

  • You want a wider view: 16mm vs 18mm at the wide end
  • You care about the shape of out-of-focus highlights: 9 aperture blades vs 7
  • You prefer a newer design: released 2025 vs 2021

Pick the Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X if

Our spec data shows no clear advantage for this lens.

Spec differences

10 differences
Specifications that differ between the Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025 and the Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X
Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025 Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X
Brand
Sigma
Tamron
Focal length
16-300mm
18-300mm
Weight
615 g
620 g
Length
123.7 mm
not listed
Diameter
73.8 mm
75.5 mm
Min focus distance
not listed
0.15 m
Aperture blades
9 more blades
7
Optical design
20 elements / 14 groups
19 elements / 15 groups
Autofocus motor
Linear motor
VXD
Released
2025
2021
8 identical specs hidden: mount, type, format, max aperture, filter thread, max magnification, image stabilization, weather sealing. Show all
Mount
Fujifilm X both
Type
Superzoom both
Format
APS-C both
Max aperture
f/3.5 both
Filter thread
67 mm both
Max magnification
0.5× both
Image stabilization
Yes both
Weather sealing
Yes both

Our notes

Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025

The Sigma 16-300mm F3.5-6.7 DC OS | Contemporary 025 is an APS-C superzoom lens covering 16-300mm at f/3.5-6.7 for Fujifilm X mount cameras, from the Sigma Contemporary line with Optical Stabilizer. The wide-to-tele range makes it a one-lens option for travel and everyday shoo...

Our notes

Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X

Tamron 18-300mm F3.5-6.3 DiIII-A VC VXD B061X: an APS-C superzoom lens with a 18-300mm focal length and a maximum aperture of f/3.5-6.3, made for Fujifilm X mount cameras, with Vibration Compensation. The wide-to-tele range makes it a one-lens option for travel and everyday sh...

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