Sigma
10-20mm f/4-5.6 EX DC HSM Four-thirds
 vs
Olympus Zuiko
9-18mm f/4-5.6 ED

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
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 9-18mm f/4-5.6 ED

LensHero is not aware of any important advantages of the Olympus 9-18mm f/4-5.6 ED vs the Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds.
Olympus Zuiko 9-18mm f/4-5.6 ED Learn more about
the Olympus 9-18mm f/4-5.6 ED

similarities

Compared to lenses

Common Strengths Common Weaknesses
Min focal length Good wide-angle Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:10 mm
9-18mm f/4-5.6 ED :9 mm
Prime lens Both are zoom lenses Help
Typically not as sharp as prime lenses
Aperture Very narrow widest aperture size Help
f/4
Max focal length Poor telephoto Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:20 mm
9-18mm f/4-5.6 ED :18 mm
Fixed aperture Both are variable aperture lenses Help
Narrower aperture at longer focal lengths
Magnification Poor magnification Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:1:6.7 (0.1x)
9-18mm f/4-5.6 ED :1:8 (0.1x)

Compared to wide angle lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.
Zoom range Poor zoom Help
2x
Image stabilization No image stabilization Help
Risk of blur

competitors

Shared Competitors

Advantages

Disadvantages
Panasonic Lumix G Vario 7-14mm f/4

Panasonic Lumix G Vario 7-14mm f/4

Wide angle lens

$959
Fixed aperture Has a fixed aperture
Compare the Lumix G Vario 7-14mm f/4 vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the Lumix G Vario 7-14mm f/4 vs the Zuiko 9-18mm f/4-5.6 ED
Olympus Zuiko M. ED 12mm f/2

Olympus Zuiko M. ED 12mm f/2

Low light lens

$799
Aperture Has a wider aperture
Prime lens Is a fixed focal length prime lens
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 Zuiko 9-18mm f/4-5.6 ED
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
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 Zuiko 9-18mm f/4-5.6 ED
Olympus Zuiko 14-42mm f/3.5-5.6 ED

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

Wide angle lens

$249
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 Zuiko 9-18mm f/4-5.6 ED
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 fixed aperture
Wide maximum Has a lower max f/stop
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
Compare the 10-20mm f/3.5 EX DC HSM Canon-ef vs the Zuiko 9-18mm f/4-5.6 ED
Rokinon 7.5mm .5 CS /

Rokinon 7.5mm .5 CS /

Fisheye lens

$299
Fisheye Is a fisheye lens
Prime lens Is a fixed focal length prime lens
Auto focus Lacks autofocus
Compare the 7.5mm .5 CS / vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the 7.5mm .5 CS / vs the Zuiko 9-18mm f/4-5.6 ED
Rokinon 14mm f/2.8 IF ED UMC Four-thirds

Rokinon 14mm f/2.8 IF ED UMC Four-thirds

Wide angle lens

$349
Aperture Has a wider aperture
Prime lens Is a fixed focal length prime lens
Auto focus Lacks autofocus
Compare the 14mm f/2.8 IF ED UMC Four-thirds vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the 14mm f/2.8 IF ED UMC Four-thirds vs the Zuiko 9-18mm f/4-5.6 ED

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

Advantages

Disadvantages
Olympus Zuiko 7-14mm f/4 ED

Olympus Zuiko 7-14mm f/4 ED

Wide angle lens

$1,799
Fixed aperture Has a consant aperture
Focus motor Doesn't have a silent focus motor
Lowest price More expensive
Compare the Zuiko 7-14mm f/4 ED vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Sigma 28mm f/1.8 EX DG DF Macro Canon-ef

Sigma 28mm f/1.8 EX DG DF Macro Canon-ef

Low light lens

$449
Aperture Much wider aperture
Prime lens Is a prime lens
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Compare the 28mm f/1.8 EX DG DF Macro Canon-ef vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds

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

Advantages

Disadvantages
Sigma 10mm f/2.8 EX DC HSM Nikon-f

Sigma 10mm f/2.8 EX DC HSM Nikon-f

Fisheye lens

$649
Fisheye Fisheye lens
Focus motor Has a silent focus motor
Zoom range Less zoom
Length Slightly longer
Compare the 10mm f/2.8 EX DC HSM Nikon-f vs the Zuiko 9-18mm f/4-5.6 ED
Panasonic Lumix G 14mm f/2.5

Panasonic Lumix G 14mm f/2.5

Low light lens

$325
Prime lens Is a prime lens
Aperture Significantly wider aperture
Zoom range Less zoom
Compare the Lumix G 14mm f/2.5 vs the Zuiko 9-18mm f/4-5.6 ED
Olympus Zuiko 8mm f/3.5 ED

Olympus Zuiko 8mm f/3.5 ED

Fisheye lens

$799
Fisheye Fisheye lens
Prime lens Is a prime lens
Zoom range Less zoom
Weight Slightly heavier
Compare the Zuiko 8mm f/3.5 ED vs the Zuiko 9-18mm f/4-5.6 ED
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
Focus motor Has a silent focus motor
Wide maximum Narrower aperture
Length Slightly longer
Compare the EF-S 10-22mm f/3.5-4.5 USM vs the Zuiko 9-18mm f/4-5.6 ED

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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