Sigma
18-50mm f/2.8-4.5 DC OS HSM Nikon-f
 vs
Nikon Nikkor
AF-S DX 18-70mm f/3.5-4.5G

vs

differences

Reasons to consider the Sigma 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Image stabilization Sigma OS vs None
Help
 Helps eliminate blur caused by small camera movements
Wider aperture f/2.8 vs f/3.5
Help
 At its widest, the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f captures slightly more light, 0.6 f-stops
Sigma 18-50mm f/2.8-4.5 DC OS HSM Nikon-f Learn more about
the Sigma 18-50mm f/2.8-4.5 DC OS HSM Nikon-f

Reasons to consider the Nikon AF-S DX 18-70mm f/3.5-4.5G
More zoom 3.9x vs 2.8x
Help
 40% more zoom, giving you more flexibility for photos
Slightly better telephoto 70 mm vs 50 mm
Help
 40% more reach, less perspective distortion
Placeholder Learn more about
the Nikon AF-S DX 18-70mm f/3.5-4.5G

similarities

Compared to lenses

Common Strengths Common Weaknesses
Focus motor Silent focus motor Help
18-50mm f/2.8-4.5 DC OS HSM Nikon-f:Sigma HSM
AF-S DX 18-70mm f/3.5-4.5G:Nikon AF-S
Prime lens Both are zoom lenses Help
Typically not as sharp as prime lenses
Fixed aperture Both are variable aperture lenses Help
Narrower aperture at longer focal lengths

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
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

$90 - $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 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor 18-55mm f/3.5-5.6G VR AF-S DX vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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
Zoom range Has slightly large zoom range
Aperture Has a narrower aperture
Compare the Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor 18-105mm f/3.5-5.6G ED VR AF-S DX vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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
Fixed aperture Has a fixed aperture
Compare the Nikkor 17-55mm f/2.8G ED-IF AF-S DX vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor 17-55mm f/2.8G ED-IF AF-S DX vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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
Zoom range Has slightly large zoom range
Aperture Has a narrower aperture
Compare the Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor AF-S DX 18-105mm f/3.5-5.6G ED VR vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
Nikon Nikkor AF-S 35mm f/1.8G DX

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

Low light lens

$197
Aperture Has a wider aperture
Prime lens Is a fixed focal length prime lens
Zoom range Has slightly smaller zoom range
Compare the Nikkor AF-S 35mm f/1.8G DX vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor AF-S 35mm f/1.8G DX vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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
Wide maximum Has a higher max f/stop
Fixed aperture Has a fixed aperture
Focus motor Lacks a silent focus motor
Compare the 17-50mm f/2.8 XR Di-II LD [IF] Nikon-f vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the 17-50mm f/2.8 XR Di-II LD [IF] Nikon-f vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Compare the Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G

Sigma 18-50mm f/2.8-4.5 DC OS HSM Nikon-f Competitors

Advantages

Disadvantages
Nikon Nikkor 70-300mm f/4-5.6G

Nikon Nikkor 70-300mm f/4-5.6G

Wildlife lens

$150
Max focal length Significantly better telephoto
Wide maximum Significantly narrower aperture
Focus motor Doesn't have a silent focus motor
Image stabilization No image stabilization
Compare the Nikkor 70-300mm f/4-5.6G vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f
Sigma 70-300mm f/4-5.6 DG OS Nikon-f

Sigma 70-300mm f/4-5.6 DG OS Nikon-f

Wildlife lens

$309
Max focal length Significantly better telephoto
Zoom range More zoom
Wide maximum Much wider aperture
Focus motor Doesn't have a silent focus motor
Compare the 70-300mm f/4-5.6 DG OS Nikon-f vs the 18-50mm f/2.8-4.5 DC OS HSM Nikon-f

Nikon Nikkor AF-S DX 18-70mm f/3.5-4.5G IF-ED Competitors

Advantages

Disadvantages
Sigma 17-70mm f/2.8-4.5 DC Macro

Sigma 17-70mm f/2.8-4.5 DC Macro

Portrait lens

$369
Aperture Wider aperture
Focus motor Doesn't have a silent focus motor
Compare the 17-70mm f/2.8-4.5 DC Macro vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
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
Image stabilization Image stabilization
Zoom range Much more zoom
Weight Slightly heavier
Compare the Nikkor AF-S DX 18-200mm f/3.5-5.6G ED VR II vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
Nikon Nikkor 24-85mm f/2.8-4D IF

Nikon Nikkor 24-85mm f/2.8-4D IF

Macro lens

$599
Aperture Wider aperture
Max focal length Slightly better telephoto
Focus motor Doesn't have a silent focus motor
Weight Slightly heavier
Compare the Nikkor 24-85mm f/2.8-4D IF vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G
Tamron SP 24-70mm f/2.8 DI VC USD Nikon-f

Tamron SP 24-70mm f/2.8 DI VC USD Nikon-f

Wide angle lens

$1,299
Fixed aperture Has a consant aperture
Image stabilization Image stabilization
Focus motor Doesn't have a silent focus motor
Weight Heavier
Compare the SP 24-70mm f/2.8 DI VC USD Nikon-f vs the Nikkor AF-S DX 18-70mm f/3.5-4.5G

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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