Sigma
10-20mm f/4-5.6 EX DC HSM Four-thirds
 vs
Olympus Zuiko
7-14mm f/4 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
Cheaper $479.00 vs $1,799.00
Help
 The best price we've seen is $1,320 cheaper (3.8x less)
Shorter 81 mm vs 119 mm
Help
 More than 30% shorter
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 7-14mm f/4 ED
Has a consant aperture Yes vs No
Help
 Constant aperture lenses offer the same aperture at all focal lengths
Olympus Zuiko 7-14mm f/4 ED Learn more about
the Olympus 7-14mm f/4 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
7-14mm f/4 ED:7 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
7-14mm f/4 ED:14 mm
Magnification Poor magnification Help
10-20mm f/4-5.6 EX DC HSM Four-thirds:1:6.7 (0.1x)
7-14mm f/4 ED:1:9.1 (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
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 7-14mm f/4 ED
Panasonic Lumix G Vario 7-14mm f/4

Panasonic Lumix G Vario 7-14mm f/4

Wide angle lens

$959
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 7-14mm f/4 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 7-14mm f/4 ED
Sigma 8-16mm f/4.5-5.6 DC HSM Canon-ef

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

Wide angle lens

$649
Compare the 8-16mm f/4.5-5.6 DC HSM Canon-ef vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the 8-16mm f/4.5-5.6 DC HSM Canon-ef vs the Zuiko 7-14mm f/4 ED
Olympus M.Zuiko ED 9-18mm f/4-5.6

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

Wide angle lens

$699
Compare the M.Zuiko ED 9-18mm f/4-5.6 vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the M.Zuiko ED 9-18mm f/4-5.6 vs the Zuiko 7-14mm f/4 ED
Samyang 7.5mm f/3.5 UMC MFT

Samyang 7.5mm f/3.5 UMC MFT

Fisheye lens

$296
Fisheye Is a fisheye lens
Prime lens Is a fixed focal length prime lens
Compare the 7.5mm f/3.5 UMC MFT vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Compare the 7.5mm f/3.5 UMC MFT vs the Zuiko 7-14mm f/4 ED
Olympus Zuiko 9-18mm f/4-5.6 ED

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

Wide angle lens

$599
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 Zuiko 7-14mm f/4 ED

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

Advantages

Disadvantages
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
Focus motor Doesn't have a silent focus motor
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
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
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
Samyang 7.5mm f/3.5 CS /

Samyang 7.5mm f/3.5 CS /

Fisheye lens

$299
Fisheye Fisheye lens
Prime lens Is a prime lens
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Compare the 7.5mm f/3.5 CS / vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds

Olympus Zuiko 7-14mm f/4 ED Competitors

Advantages

Disadvantages
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
Compare the 7.5mm f/3.5 vs the Zuiko 7-14mm f/4 ED
Nikon Nikkor AF-S 14-24mm f/2.8G ED

Nikon Nikkor AF-S 14-24mm f/2.8G ED

Wide angle lens

$1,903 - $1,997
Focus motor Has a silent focus motor
Aperture Wider aperture
Weight Slightly heavier
Length Slightly longer
Compare the Nikkor AF-S 14-24mm f/2.8G ED vs the Zuiko 7-14mm f/4 ED
Zeiss Distagon T* 21mm f/2.8 ZF.2 Nikon-f

Zeiss Distagon T* 21mm f/2.8 ZF.2 Nikon-f

Wide angle lens

$1,843
Prime lens Is a prime lens
Aperture Wider aperture
Auto focus Auto focus
Zoom range Less zoom
Compare the Distagon T* 21mm f/2.8 ZF.2 Nikon-f vs the Zuiko 7-14mm f/4 ED
Panasonic Lumix G 8mm/F3.5

Panasonic Lumix G 8mm/F3.5

Fisheye lens

$640
Fisheye Fisheye lens
Prime lens Is a prime lens
Zoom range Less zoom
Compare the Lumix G 8mm/F3.5 vs the Zuiko 7-14mm f/4 ED

discussion Which do you think is better?

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