Sigma
24-70mm f/2.8 EX DG Macro DF Canon-ef
 vs
Canon
EF 17-40mm f/4L USM

vs

differences

Reasons to consider the Sigma 24-70mm f/2.8 EX DG Macro DF Canon-ef
Significantly narrower aperture f/32 vs f/22
Help
 At its narrowest, the 24-70mm f/2.8 EX DG Macro DF Canon-ef goes 1.1 f-stops narrower
Wider aperture f/2.8 vs f/4
Help
 At its widest, the 24-70mm f/2.8 EX DG Macro DF Canon-ef captures slightly more light, 1 f-stop
Slightly better telephoto 70 mm vs 40 mm
Help
 Around 80% more reach, less perspective distortion
Slightly more zoom 2.9x vs 2.4x
Help
 More than 20% more zoom, giving you more flexibility for photos
Sigma 24-70mm f/2.8 EX DG Macro DF Canon-ef Learn more about
the Sigma 24-70mm f/2.8 EX DG Macro DF Canon-ef

Reasons to consider the Canon EF 17-40mm f/4L USM
Has a silent focus motor Canon USM vs None
Help
 Focuses quickly and silently
Slightly shorter 97 mm vs 115 mm
Help
 Around 20% shorter
Slightly lighter 0.5 kg vs 0.7 kg
Help
 More than 30% lighter
Canon EF 17-40mm f/4L USM Learn more about
the Canon EF 17-40mm f/4L USM

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

Compared to wide angle lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.
Image stabilization No image stabilization Help
Risk of blur

competitors

Shared Competitors

Advantages

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

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

Wide angle lens

$1,149
Image stabilization Has image stabilization
Aperture Has a narrower aperture
Compare the EF 24-105mm f/4L IS USM vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the EF 24-105mm f/4L IS USM vs the EF 17-40mm f/4L USM
Canon EF 24-70mm f/2.8L USM

Canon EF 24-70mm f/2.8L USM

Wide angle lens

$1,280
Compare the EF 24-70mm f/2.8L USM vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the EF 24-70mm f/2.8L USM vs the EF 17-40mm f/4L USM
Canon 24-105mm f/4L IS USM

Canon 24-105mm f/4L IS USM

Wide angle lens

$1,059
Image stabilization Has image stabilization
Aperture Has a narrower aperture
Compare the 24-105mm f/4L IS USM vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the 24-105mm f/4L IS USM vs the EF 17-40mm f/4L USM
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
Image stabilization Has image stabilization
Fixed aperture Has a variable aperture
Compare the 17-70mm f/2.8-4 DC Macro OS HSM Canon-ef vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the 17-70mm f/2.8-4 DC Macro OS HSM Canon-ef vs the EF 17-40mm f/4L USM
Canon EF-S 18-135mm f/3.5-5.6 IS

Canon EF-S 18-135mm f/3.5-5.6 IS

Travel lens

$499 - $549
Image stabilization Has image stabilization
Zoom range Has significantly large zoom range
Aperture Has a narrower aperture
Fixed aperture Has a variable aperture
Compare the EF-S 18-135mm f/3.5-5.6 IS vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the EF-S 18-135mm f/3.5-5.6 IS vs the EF 17-40mm f/4L USM
Tamron 28-75mm f/2.8 XR Di Canon-ef

Tamron 28-75mm f/2.8 XR Di Canon-ef

Wide angle lens

$499
Compare the 28-75mm f/2.8 XR Di Canon-ef vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Compare the 28-75mm f/2.8 XR Di Canon-ef vs the EF 17-40mm f/4L USM

Sigma 24-70mm f/2.8 EX DG Macro DF Canon-ef Competitors

Advantages

Disadvantages
Canon EF 24-70mm f/2.8L II USM

Canon EF 24-70mm f/2.8L II USM

Wide angle lens

$2,299
Focus motor Has a silent focus motor
Lowest price More expensive
Compare the EF 24-70mm f/2.8L II USM vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Canon EF-S 60mm f/2.8 Macro USM

Canon EF-S 60mm f/2.8 Macro USM

Macro lens

$419
Magnification Much more magnification
Focus motor Has a silent focus motor
Zoom range Less zoom
Min focal length Worse wide angle
Compare the EF-S 60mm f/2.8 Macro USM vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Tamron SP 24-70mm f/2.8 DI VC USD Canon-ef

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

Wide angle lens

$1,299
Image stabilization Image stabilization
Focus motor Has a silent focus motor
Lowest price More expensive
Compare the SP 24-70mm f/2.8 DI VC USD Canon-ef vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef
Canon EF-S 18-200mm f/3.5-5.6 IS

Canon EF-S 18-200mm f/3.5-5.6 IS

Travel lens

$699
Image stabilization Image stabilization
Zoom range Much more zoom
Fixed aperture Has a variable aperture
Wide maximum Significantly wider aperture
Compare the EF-S 18-200mm f/3.5-5.6 IS vs the 24-70mm f/2.8 EX DG Macro DF Canon-ef

Canon EF 17-40mm f/4L USM Competitors

Advantages

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

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

Fisheye lens

$1,499 - $1,699
Fisheye Fisheye lens
Aperture Wider aperture
Lowest price More expensive
Magnification Slightly less magnification
Compare the EF 16-35mm f/2.8L II USM vs the EF 17-40mm f/4L USM
Canon EF-S 10-22mm f/3.5-4.5 USM

Canon EF-S 10-22mm f/3.5-4.5 USM

Wide angle lens

$759
Wide maximum Narrower aperture
Aperture Wider aperture
Fixed aperture Has a variable aperture
Magnification Less magnification
Compare the EF-S 10-22mm f/3.5-4.5 USM vs the EF 17-40mm f/4L USM
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 Significantly narrower aperture
Aperture Wider aperture
Focus motor Doesn't have a silent focus motor
Magnification Slightly less magnification
Compare the 17-50mm f/2.8 XR Di II LD Canon-ef vs the EF 17-40mm f/4L USM
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 Image stabilization
Aperture Wider aperture
Magnification Less magnification
Length Slightly longer
Compare the EF-S 17-55mm f/2.8 IS USM vs the EF 17-40mm f/4L USM
Canon EF 28mm f/1.8 USM

Canon EF 28mm f/1.8 USM

Low light lens

$449
Aperture Much wider aperture
Prime lens Is a prime lens
Zoom range Less zoom
Magnification Slightly less magnification
Compare the EF 28mm f/1.8 USM vs the EF 17-40mm f/4L USM

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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