Sigma
10-20mm f/4-5.6 EX DC HSM Four-thirds
 vs
Olympus M.Zuiko
17mm f/2.8

vs

differences

Reasons to consider the Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds
Has a silent focus motor Sigma HSM vs None
Help
 Focuses quickly and silently
More zoom 2x vs 1x
Help
 2x more zoom, giving you more flexibility for photos
Slightly more magnification 1:6.7 (0.1x) vs 1:9.1 (0.1x)
Help
 Take macro shots with subjects around 40% larger in your photo
Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds Learn more about
the Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds

Reasons to consider the Olympus 17mm f/2.8
Is a prime lens Yes vs No
Help
 Prime lenses have a single focal length, they are typically sharper and have wider apertures
Wider aperture f/2.8 vs f/4
Help
 At its widest, the 17mm f/2.8 captures slightly more light, 1 f-stop
Olympus M.Zuiko 17mm f/2.8 Learn more about
the Olympus 17mm f/2.8

similarities

Compared to lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.
Max focal length Poor telephoto Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:20 mm
17mm f/2.8:17 mm
Magnification Poor magnification Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:1:6.7 (0.1x)
17mm f/2.8:1:9.1 (0.1x)

competitors

Shared Competitors

Advantages

Disadvantages
Panasonic Lumix G 14mm f/2.5

Panasonic Lumix G 14mm f/2.5

Low light lens

$325
Length Is shorter
Compare the Lumix G 14mm f/2.5 vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Lumix G 14mm f/2.5 vs the M.Zuiko 17mm f/2.8
Olympus Zuiko 14-42mm f/3.5-5.6 ED

Olympus Zuiko 14-42mm f/3.5-5.6 ED

Wide angle lens

$250
Aperture Has a narrower aperture
Compare the Zuiko 14-42mm f/3.5-5.6 ED vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Zuiko 14-42mm f/3.5-5.6 ED vs the M.Zuiko 17mm f/2.8
Olympus Zuiko 25mm f/2.8 ED

Olympus Zuiko 25mm f/2.8 ED

Lens

$199
Length Is shorter
Compare the Zuiko 25mm f/2.8 ED vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Zuiko 25mm f/2.8 ED vs the M.Zuiko 17mm f/2.8
Olympus Zuiko M. ED 12mm f/2

Olympus Zuiko M. ED 12mm f/2

Low light lens

$699
Aperture Has a wider aperture
Compare the Zuiko M. ED 12mm f/2 vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Zuiko M. ED 12mm f/2 vs the M.Zuiko 17mm f/2.8
Olympus M.Zuiko 12-50mm f/3.5-6.3 ED EZ

Olympus M.Zuiko 12-50mm f/3.5-6.3 ED EZ

Wide angle lens

$499
Zoom range Has slightly large zoom range
Aperture Has a narrower aperture
Compare the M.Zuiko 12-50mm f/3.5-6.3 ED EZ vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the M.Zuiko 12-50mm f/3.5-6.3 ED EZ vs the M.Zuiko 17mm f/2.8
Olympus Zuiko 9-18mm f/4-5.6 ED

Olympus Zuiko 9-18mm f/4-5.6 ED

Wide angle lens

$599
Aperture Has a narrower aperture
Compare the Zuiko 9-18mm f/4-5.6 ED vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Zuiko 9-18mm f/4-5.6 ED vs the M.Zuiko 17mm f/2.8
Panasonic 25mm f/1.4 Leica D

Panasonic 25mm f/1.4 Leica D

Low light lens

$900
Aperture Has a wider aperture
Wide maximum Has a lower max f/stop
Compare the 25mm f/1.4 Leica D vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the 25mm f/1.4 Leica D vs the M.Zuiko 17mm f/2.8

Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds Competitors

Advantages

Disadvantages
Nikon Nikkor 10.5mm f/2.8G ED DX

Nikon Nikkor 10.5mm f/2.8G ED DX

Fisheye lens

$649
Fisheye Fisheye lens
Prime lens Is a prime lens
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Compare the Nikkor 10.5mm f/2.8G ED DX vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Olympus M.Zuiko ED 9-18mm f/4-5.6

Olympus M.Zuiko ED 9-18mm f/4-5.6

Wide angle lens

$599
Focus motor Doesn't have a silent focus motor
Compare the M.Zuiko ED 9-18mm f/4-5.6 vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Tamron 70-200mm f/2.8 Di LD Macro Canon-ef

Tamron 70-200mm f/2.8 Di LD Macro Canon-ef

Sports lens

$769
Fixed aperture Has a consant aperture
Wide maximum Significantly narrower aperture
Focus motor Doesn't have a silent focus motor
Length Significantly longer
Compare the 70-200mm f/2.8 Di LD Macro Canon-ef vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Sigma 10-20mm f/3.5 EX DC HSM Canon-ef

Sigma 10-20mm f/3.5 EX DC HSM Canon-ef

Wide angle lens

$599
Fixed aperture Has a consant aperture
Aperture Wider aperture
Wide maximum Much wider aperture
Compare the 10-20mm f/3.5 EX DC HSM Canon-ef vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Canon EF 70-200mm f/4L IS USM

Canon EF 70-200mm f/4L IS USM

Telephoto lens

$1,349
Image stabilization Image stabilization
Fixed aperture Has a consant aperture
Length Longer
Min focal length Worse wide angle
Compare the EF 70-200mm f/4L IS USM vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds

Olympus M.Zuiko 17mm f/2.8 Competitors

Advantages

Disadvantages
Panasonic Lumix 20mm f/1.7 G

Panasonic Lumix 20mm f/1.7 G

Low light lens

$428
Aperture Wider aperture
Wide maximum Wider aperture
Compare the Lumix 20mm f/1.7 G vs the M.Zuiko 17mm f/2.8
Sigma 19mm f/2.8 EX DN

Sigma 19mm f/2.8 EX DN

Lens

$199
Compare the 19mm f/2.8 EX DN vs the M.Zuiko 17mm f/2.8
Olympus Zuiko M. ED 45mm f/1.8

Olympus Zuiko M. ED 45mm f/1.8

Low light lens

$399
Aperture Wider aperture
Max focal length Slightly better telephoto
Min focal length Slightly worse wide angle
Compare the Zuiko M. ED 45mm f/1.8 vs the M.Zuiko 17mm f/2.8

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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