vs

differences

Reasons to consider the Sigma 8-16mm f/4.5-5.6 DC HSM Canon-ef

Has a silent focus motor Sigma HSM vs None
Help
Focuses quickly and silently
Sigma 8-16mm f/4.5-5.6 DC HSM Canon-ef Learn more about
the Sigma 8-16mm f/4.5-5.6 DC HSM Canon-ef

Reasons to consider the Olympus 9-18mm f/4-5.6 ED

Wider aperture f/4 vs f/4.5
Help
At its widest, the 9-18mm f/4-5.6 ED captures marginally more light, 0.3 f-stops
Slightly lighter 275 g vs 0.6 kg
Help
2x lighter
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
8-16mm f/4.5-5.6 DC HSM Canon-ef:8 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
8-16mm f/4.5-5.6 DC HSM Canon-ef:f/4.5
9-18mm f/4-5.6 ED :f/4
Max focal length Poor telephoto Help
8-16mm f/4.5-5.6 DC HSM Canon-ef:16 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
8-16mm f/4.5-5.6 DC HSM Canon-ef:1:7.8 (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

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 Has a higher max f/stop
Sigma 10mm f/2.8 EX DC HSM Nikon-f

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

Fisheye lens

$649

Aperture Has a wider aperture
Magnification Has better macro
Sigma 10-20mm f/4-5.6 EX DC HSM Four-thirds

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

Wide angle lens

$429

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

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

Fisheye lens

$1,499 - $1,699

Aperture Has a wider aperture
Fisheye Is a fisheye lens
Nikon Nikkor 10-24mm f/3.5-4.5G ED AF-S DX

Nikon Nikkor 10-24mm f/3.5-4.5G ED AF-S DX

Wide angle lens

$780

Wide maximum Has a lower max f/stop
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
Rokinon 8mm f/3.5 Nikon-f

Rokinon 8mm f/3.5 Nikon-f

Fisheye lens

$250

Fisheye Is a fisheye lens
Prime lens Is a fixed focal length prime lens
Auto focus Lacks autofocus

Sigma 8-16mm f/4.5-5.6 DC HSM Canon-ef Competitors

Advantages

Disadvantages

Tokina 11-16mm f/2.8 AT-X 116 Pro DX Canon-ef

Tokina 11-16mm f/2.8 AT-X 116 Pro DX Canon-ef

Wide angle lens

$569

Fixed aperture Has a consant aperture
Aperture Significantly wider aperture
Focus motor Doesn't have a silent focus motor
Zoom range Slightly less zoom
Sigma 10-20mm f/4-5.6 EX DC HSM Canon-ef

Sigma 10-20mm f/4-5.6 EX DC HSM Canon-ef

Wide angle lens

$429

Aperture Wider aperture
Tokina 10-17mm f/3.5-4.5 AT-X 107 DX Nikon-f

Tokina 10-17mm f/3.5-4.5 AT-X 107 DX Nikon-f

Fisheye lens

$579

Fisheye Fisheye lens
Magnification More magnification
Focus motor Doesn't have a silent focus motor
Sigma 8mm f/3.5 EX DG Circular Nikon-f

Sigma 8mm f/3.5 EX DG Circular Nikon-f

Fisheye lens

$899

Fisheye Fisheye lens
Prime lens Is a prime lens
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Canon EF 17-40mm f/4L USM

Canon EF 17-40mm f/4L USM

Wide angle lens

$739

Fixed aperture Has a consant aperture
Aperture Wider aperture

Olympus Zuiko 9-18mm f/4-5.6 ED 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 consant aperture
Magnification Slightly less magnification
Lowest price Slightly more expensive
Olympus Zuiko M. ED 12mm f/2

Olympus Zuiko M. ED 12mm f/2

Low light lens

$799

Prime lens Is a prime lens
Aperture Significantly wider aperture
Zoom range Less zoom
Magnification Slightly less magnification
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
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 More zoom
Aperture Wider aperture
Rokinon 7.5mm f/3.5

Rokinon 7.5mm f/3.5

Fisheye lens

$299

Fisheye Fisheye lens
Prime lens Is a prime lens
Auto focus Auto focus
Zoom range Less zoom

discussion Which do you think is better?

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