vs

differences

Reasons to consider the Tokina 16-50mm f/2.8 AT-X 165 PRO DX Nikon-f

LensHero is not aware of any important advantages of the Tokina 16-50mm f/2.8 AT-X 165 PRO DX Nikon-f vs the Sigma 17-50mm f/2.8 EX DC OS HSM Canon-ef.
Tokina 16-50mm f/2.8 AT-X 165 PRO DX Nikon-f Learn more about
the Tokina 16-50mm f/2.8 AT-X 165 PRO DX Nikon-f

Reasons to consider the Sigma 17-50mm f/2.8 EX DC OS HSM Canon-ef

Has a silent focus motor Sigma HSM vs None
Help
Focuses quickly and silently
Image stabilization Sigma OS vs None
Help
Helps eliminate blur caused by small camera movements
Sigma 17-50mm f/2.8 EX DC OS HSM Canon-ef Learn more about
the Sigma 17-50mm f/2.8 EX DC OS HSM Canon-ef

similarities

Compared to lenses

Common Strengths Common Weaknesses
Fixed aperture Constant aperture lenses Help
The same aperture at all focal lengths
Prime lens Both are zoom lenses Help
Typically not as sharp as prime lenses
Max focal length Poor telephoto Help
50 mm

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

Canon EF-S 17-55mm f/2.8 IS USM

Canon EF-S 17-55mm f/2.8 IS USM

Wide angle lens

$1,059

Image stabilization Has better image stabilization
Canon EF 16-35mm f/2.8L II USM

Canon EF 16-35mm f/2.8L II USM

Fisheye lens

$1,467 - $1,699

Fisheye Is a fisheye lens
Sigma 17-70mm f/2.8-4 DC Macro OS HSM Canon-ef

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

Wide angle lens

$499

Fixed aperture Has a variable aperture
Tamron 17-50mm f/2.8 XR Di II LD Canon-ef

Tamron 17-50mm f/2.8 XR Di II LD Canon-ef

Wide angle lens

$459

Wide maximum Has a higher max f/stop
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

Canon 24-105mm f/4L IS USM

Canon 24-105mm f/4L IS USM

Wide angle lens

$1,059

Image stabilization Has better image stabilization
Aperture Has a narrower aperture
Tamron SP 17-50mm f/2.8 XR Di-II VC LD Nikon-f

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

Wide angle lens

$649

Wide maximum Has a higher max f/stop

Tokina 16-50mm f/2.8 AT-X 165 PRO DX Nikon-f Competitors

Advantages

Disadvantages

Tokina 12-24mm f/4 AT-X 124 Pro DX II Nikon-f

Tokina 12-24mm f/4 AT-X 124 Pro DX II Nikon-f

Wide angle lens

$499

Aperture Narrower aperture
Zoom range Less zoom

Sigma 17-50mm f/2.8 EX DC OS HSM Canon-ef Competitors

Advantages

Disadvantages

Tamron SP 17-50mm f/2.8 XR Di-II VC LD Canon-ef

Tamron SP 17-50mm f/2.8 XR Di-II VC LD Canon-ef

Wide angle lens

$499

Wide maximum Significantly narrower aperture
Focus motor Doesn't have a silent focus motor
Canon EF 24-105mm f/4L IS USM

Canon EF 24-105mm f/4L IS USM

Wide angle lens

$1,149

Image stabilization Better image stabilization
Zoom range More zoom
Aperture Narrower aperture
Lowest price Slightly more expensive
Canon EF-S 18-55mm f/3.5-5.6 IS

Canon EF-S 18-55mm f/3.5-5.6 IS

Wide angle lens

$185 - $199

Image stabilization Better image stabilization
Weight Slightly lighter
Fixed aperture Has a variable aperture
Focus motor Doesn't have a silent focus motor

discussion Which do you think is better?

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