Tamron
SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
 vs
Sigma
18-125mm f/3.8-5.6 DC OS HSM Nikon-f

vs

differences

Reasons to consider the Tamron SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Has a consant aperture Yes vs No
Help
 Constant aperture lenses offer the same aperture at all focal lengths
Significantly narrower aperture f/32 vs f/22
Help
 At its narrowest, the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f goes 1.1 f-stops narrower
Wider aperture f/2.8 vs f/3.8
Help
 At its widest, the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f captures slightly more light, 0.9 f-stops
Tamron SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f Learn more about
the Tamron SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f

Reasons to consider the Sigma 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Has a silent focus motor Sigma HSM vs None
Help
 Focuses quickly and silently
Significantly more zoom 6.9x vs 2.9x
Help
 Around 2.5x more zoom, giving you more flexibility for photos
Better telephoto 125 mm vs 50 mm
Help
 2.5x more reach, less perspective distortion
Slightly more magnification 1:3.8 (0.3x) vs 1:4.8 (0.2x)
Help
 Take macro shots with subjects around 30% larger in your photo
Slightly cheaper $339.00 vs $649.00
Help
 The best price we've seen is $310 cheaper (around 50% less)
Sigma 18-125mm f/3.8-5.6 DC OS HSM Nikon-f Learn more about
the Sigma 18-125mm f/3.8-5.6 DC OS HSM Nikon-f

similarities

Compared to lenses

Common Strengths Common Weaknesses
Image stabilization Good image stabilization Help
SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f:Tamron VC
18-125mm f/3.8-5.6 DC OS HSM Nikon-f:Sigma OS
Prime lens Both are zoom lenses Help
Typically not as sharp as prime lenses

Compared to wide angle lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.

LensHero is not aware of any interesting weaknesses shared by these two products.

competitors

Shared Competitors

Advantages

Disadvantages
Sigma 17-50mm f/2.8 EX DC OS HSM Nikon-f

Sigma 17-50mm f/2.8 EX DC OS HSM Nikon-f

Wide angle lens

$594
Compare the 17-50mm f/2.8 EX DC OS HSM Nikon-f vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the 17-50mm f/2.8 EX DC OS HSM Nikon-f vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Sigma 17-70mm f/2.8-4 DC Macro OS HSM Nikon-f

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Nikon-f

Wide angle lens

$499
Compare the 17-70mm f/2.8-4 DC Macro OS HSM Nikon-f vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the 17-70mm f/2.8-4 DC Macro OS HSM Nikon-f vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Nikon Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX

Nikon Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX

Travel lens

$330
Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Compare the Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Nikon Nikkor 18-55mm f/3.5-5.6G VR AF-S DX

Nikon Nikkor 18-55mm f/3.5-5.6G VR AF-S DX

Wide angle lens

$107 - $197
Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Compare the Nikkor 18-55mm f/3.5-5.6G VR AF-S DX vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the Nikkor 18-55mm f/3.5-5.6G VR AF-S DX vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Nikon Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX

Nikon Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX

Travel lens

$600
Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Compare the Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Nikon Nikkor AF-S DX 18-200mm f/3.5-5.6G ED VR II

Nikon Nikkor AF-S DX 18-200mm f/3.5-5.6G ED VR II

Travel lens

$847
Max focal length Has a slightly shorter telephoto lens
Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Compare the Nikkor AF-S DX 18-200mm f/3.5-5.6G ED VR II vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the Nikkor AF-S DX 18-200mm f/3.5-5.6G ED VR II vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f
Nikon Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR

Nikon Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR

Travel lens
Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Compare the Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Compare the Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f

Tamron SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f Competitors

Advantages

Disadvantages
Nikon Nikkor AF-S 35mm f/1.8G DX

Nikon Nikkor AF-S 35mm f/1.8G DX

Low light lens

$197
Focus motor Has a silent focus motor
Prime lens Is a prime lens
Image stabilization No image stabilization
Wide maximum Significantly wider aperture
Compare the Nikkor AF-S 35mm f/1.8G DX vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Nikon Nikkor 17-55mm f/2.8G ED-IF AF-S DX

Nikon Nikkor 17-55mm f/2.8G ED-IF AF-S DX

Wide angle lens

$1,299
Focus motor Has a silent focus motor
Image stabilization No image stabilization
Wide maximum Significantly wider aperture
Compare the Nikkor 17-55mm f/2.8G ED-IF AF-S DX vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Tamron 17-50mm f/2.8 XR Di-II LD [IF] Nikon-f

Tamron 17-50mm f/2.8 XR Di-II LD [IF] Nikon-f

Wide angle lens

$459
Length Slightly shorter
Weight Slightly lighter
Image stabilization No image stabilization
Compare the 17-50mm f/2.8 XR Di-II LD [IF] Nikon-f vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f
Nikon Nikkor 18-35mm f/3.5-4.5D ED-IF

Nikon Nikkor 18-35mm f/3.5-4.5D ED-IF

Wide angle lens

$569
Weight Slightly lighter
Length Slightly shorter
Fixed aperture Has a variable aperture
Image stabilization No image stabilization
Compare the Nikkor 18-35mm f/3.5-4.5D ED-IF vs the SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f

Sigma 18-125mm f/3.8-5.6 DC OS HSM Nikon-f Competitors

Advantages

Disadvantages
Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Nikon-f

Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Nikon-f

Travel lens

$199
Zoom range Significantly more zoom
Max focal length Better telephoto
Focus motor Doesn't have a silent focus motor
Image stabilization No image stabilization
Compare the 18-200mm f/3.5-6.3 XR Di-II Macro Nikon-f vs the 18-125mm f/3.8-5.6 DC OS HSM Nikon-f

discussion Which do you think is better?

Speech is free, but discussion at LensHero is moderated! Please discuss your opinion of these lenses here, and discuss feedback for LensHero at our support community.

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