Sony
28-75mm f/2.8 SAM
 vs
Sigma
17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha

vs

differences

Reasons to consider the Sony 28-75mm f/2.8 SAM
Has a consant aperture Yes vs No
Help
 Constant aperture lenses offer the same aperture at all focal lengths
Sony 28-75mm f/2.8 SAM Learn more about
the Sony 28-75mm f/2.8 SAM

Reasons to consider the Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Image stabilization Sigma OS vs None
Help
 Helps eliminate blur caused by small camera movements
Has a silent focus motor Sigma HSM vs Sony SAM
Help
 Focuses quickly and silently
More magnification 1:2.7 (0.4x) vs 1:4.5 (0.2x)
Help
 Take macro shots with subjects around 70% larger in your photo
More zoom 4.1x vs 2.7x
Help
 More than 50% more zoom, giving you more flexibility for photos
Slightly cheaper $469.00 vs $898.00
Help
 The best price we've seen is $429 cheaper (around 50% less)
Slightly better wide angle 17 mm vs 28 mm
Help
 Around 40% better wide angle
Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha Learn more about
the Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha

similarities

Compared to lenses

Common Strengths Common Weaknesses
Focus motor Silent focus motor Help
28-75mm f/2.8 SAM:Sony SAM
17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha:Sigma HSM
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
Sony Carl Zeiss Vario-Sonnar T* 16-80mm f/3.5-4.5 * DT

Sony Carl Zeiss Vario-Sonnar T* 16-80mm f/3.5-4.5 * DT

Wide angle lens

$998
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop
Compare the Carl Zeiss Vario-Sonnar T* 16-80mm f/3.5-4.5 * DT vs the 28-75mm f/2.8 SAM
Compare the Carl Zeiss Vario-Sonnar T* 16-80mm f/3.5-4.5 * DT vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sony DT 16-105mm f/3.5-5.6

Sony DT 16-105mm f/3.5-5.6

Travel lens

$698
Zoom range Has slightly large zoom range
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop
Compare the DT 16-105mm f/3.5-5.6 vs the 28-75mm f/2.8 SAM
Compare the DT 16-105mm f/3.5-5.6 vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sony 18-55mm f/3.5-5.6 DT

Sony 18-55mm f/3.5-5.6 DT

Wide angle lens

$218
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop
Compare the 18-55mm f/3.5-5.6 DT vs the 28-75mm f/2.8 SAM
Compare the 18-55mm f/3.5-5.6 DT vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sigma 18-250mm f/3.5-6.3 DC OS HSM Sony-alpha

Sigma 18-250mm f/3.5-6.3 DC OS HSM Sony-alpha

Travel lens

$479
Max focal length Has a slightly shorter telephoto lens
Zoom range Has way more large zoom range
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop
Compare the 18-250mm f/3.5-6.3 DC OS HSM Sony-alpha vs the 28-75mm f/2.8 SAM
Compare the 18-250mm f/3.5-6.3 DC OS HSM Sony-alpha vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sigma 4.5mm f/2.8 EX DC HSM Pentax-k

Sigma 4.5mm f/2.8 EX DC HSM Pentax-k

Fisheye lens

$999
Fisheye Is a fisheye lens
Prime lens Is a fixed focal length prime lens
Wide maximum Has a lower max f/stop
Zoom range Has slightly smaller zoom range
Compare the 4.5mm f/2.8 EX DC HSM Pentax-k vs the 28-75mm f/2.8 SAM
Compare the 4.5mm f/2.8 EX DC HSM Pentax-k vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sony 16-50mm f/2.8 DT

Sony 16-50mm f/2.8 DT

Wide angle lens

$798
Focus motor Lacks a silent focus motor
Compare the 16-50mm f/2.8 DT vs the 28-75mm f/2.8 SAM
Compare the 16-50mm f/2.8 DT vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sony DT 18-250mm f/3.5-6.3

Sony DT 18-250mm f/3.5-6.3

Travel lens

$648
Max focal length Has a slightly shorter telephoto lens
Zoom range Has way more large zoom range
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop
Compare the DT 18-250mm f/3.5-6.3 vs the 28-75mm f/2.8 SAM
Compare the DT 18-250mm f/3.5-6.3 vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha

Sony 28-75mm f/2.8 SAM Competitors

Advantages

Disadvantages
Sony Carl Zeiss Vario-Sonnar T* 24-70mm f/2.8 *

Sony Carl Zeiss Vario-Sonnar T* 24-70mm f/2.8 *

Wide angle lens

$1,998
Magnification Slightly more magnification
Wide maximum Significantly wider aperture
Focus motor Doesn't have a silent focus motor
Compare the Carl Zeiss Vario-Sonnar T* 24-70mm f/2.8 * vs the 28-75mm f/2.8 SAM
Sigma 24-70mm f/2.8 IF EX DG HSM Sony-alpha

Sigma 24-70mm f/2.8 IF EX DG HSM Sony-alpha

Wide angle lens

$824
Focus motor Has a silent focus motor
Wide maximum Significantly wider aperture
Magnification Slightly less magnification
Compare the 24-70mm f/2.8 IF EX DG HSM Sony-alpha vs the 28-75mm f/2.8 SAM
Sigma 24-70mm f/2.8 EX DG Macro DF Sony-alpha

Sigma 24-70mm f/2.8 EX DG Macro DF Sony-alpha

Wide angle lens

$569
Magnification Slightly more magnification
Lowest price Slightly cheaper
Focus motor Doesn't have a silent focus motor
Weight Slightly heavier
Compare the 24-70mm f/2.8 EX DG Macro DF Sony-alpha vs the 28-75mm f/2.8 SAM
Sony 16-50mm f/2.8 Standard

Sony 16-50mm f/2.8 Standard

Wide angle lens

$700
Zoom range Slightly more zoom
Min focal length Slightly better wide angle
Focus motor Doesn't have a silent focus motor
Max focal length Slightly worse telephoto
Compare the 16-50mm f/2.8 Standard vs the 28-75mm f/2.8 SAM
Nikon Nikkor 40mm f/2.8G AF-S DX Micro

Nikon Nikkor 40mm f/2.8G AF-S DX Micro

Lens

$277
Prime lens Is a prime lens
Focus motor Has a silent focus motor
Zoom range Less zoom
Max focal length Slightly worse telephoto
Compare the Nikkor 40mm f/2.8G AF-S DX Micro vs the 28-75mm f/2.8 SAM

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha Competitors

Advantages

Disadvantages
Sigma 17-50mm f/2.8 EX DC HSM Sony-alpha

Sigma 17-50mm f/2.8 EX DC HSM Sony-alpha

Wide angle lens

$594
Fixed aperture Has a consant aperture
Image stabilization No image stabilization
Zoom range Less zoom
Compare the 17-50mm f/2.8 EX DC HSM Sony-alpha vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sigma 18-250mm f/3.5-6.3 DC Macro HSM Sony-alpha

Sigma 18-250mm f/3.5-6.3 DC Macro HSM Sony-alpha

Travel lens

$399
Zoom range Much more zoom
Max focal length Significantly better telephoto
Image stabilization No image stabilization
Aperture Narrower aperture
Compare the 18-250mm f/3.5-6.3 DC Macro HSM Sony-alpha vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Tamron SP 70-300mm f/4-5.6 Di USD Sony-alpha

Tamron SP 70-300mm f/4-5.6 Di USD Sony-alpha

Wildlife lens

$449
Max focal length Significantly better telephoto
Image stabilization No image stabilization
Aperture Narrower aperture
Compare the SP 70-300mm f/4-5.6 Di USD Sony-alpha vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
Sigma 18-50mm f/2.8 EX DC Macro Sony-alpha

Sigma 18-50mm f/2.8 EX DC Macro Sony-alpha

Wide angle lens

$379
Fixed aperture Has a consant aperture
Focus motor Doesn't have a silent focus motor
Image stabilization No image stabilization
Compare the 18-50mm f/2.8 EX DC Macro Sony-alpha vs the 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha

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.

Showing 0 comments
“LensHero will help you cut through the sheer number of lenses out there to find the few you want to read more about”
- LifeHacker
“Finding the right lens on Lenshero is incredibly easy!”
- Revell Photography
“I am in love with LensHero.”
- Shoot from the Belly
“Kind of a little bit in love with LensHero”
- @alicetragedy
“No technical stuff whatsoever, just plain and simple questions complete with examples so that any user can understand”
- Karel Donk, Photographer
“I love that I can pull up different lenses in my price range that will fit my DSLR.”
- Jennifer Sutton
feedback and support | about | blog | privacy and legal
Copyright © 2013 by LensHero, Inc. All Rights Reserved.
Rebellion Media Technology