Sigma
10-20mm f/4-5.6 EX DC Sony-alpha
 vs
Samyang
7.5mm f/3.5 CS /

vs

differences

Reasons to consider the Sigma 10-20mm f/4-5.6 EX DC Sony-alpha
More zoom 2x vs 1x
Help
 2x more zoom, giving you more flexibility for photos
Sigma 10-20mm f/4-5.6 EX DC Sony-alpha Learn more about
the Sigma 10-20mm f/4-5.6 EX DC Sony-alpha

Reasons to consider the Samyang 7.5mm f/3.5 CS /
Fisheye lens Yes vs No
Help
 Fisheye lenses take extremely wide 'circular' looking images
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/3.5 vs f/4
Help
 At its widest, the 7.5mm f/3.5 CS / captures marginally more light, 0.4 f-stops
Samyang 7.5mm f/3.5 CS / Learn more about
the Samyang 7.5mm f/3.5 CS /

similarities

Compared to lenses

Common Strengths Common Weaknesses
Min focal length Good wide-angle Help
10-20mm f/4-5.6 EX DC Sony-alpha:10 mm
7.5mm f/3.5 CS /:7.5 mm
Max focal length Poor telephoto Help
10-20mm f/4-5.6 EX DC Sony-alpha:20 mm
7.5mm f/3.5 CS /:7.5 mm
Focus motor No silent focus motor Help
Louder and slower

competitors

Shared Competitors

Advantages

Disadvantages
Sony E-Mount 16mm f/2.8

Sony E-Mount 16mm f/2.8

Wide angle lens

$248
Aperture Has a wider aperture
Compare the E-Mount 16mm f/2.8 vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Compare the E-Mount 16mm f/2.8 vs the 7.5mm f/3.5 CS /
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 Sony-alpha
Compare the Lumix G Vario 7-14mm f/4 vs the 7.5mm f/3.5 CS /
Sony DT 35mm f/1.8 SAM

Sony DT 35mm f/1.8 SAM

Low light lens

$218
Aperture Has a wider aperture
Focus motor Has a silent focus motor
Compare the DT 35mm f/1.8 SAM vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Compare the DT 35mm f/1.8 SAM vs the 7.5mm f/3.5 CS /

Sigma 10-20mm f/4-5.6 EX DC Sony-alpha Competitors

Advantages

Disadvantages
Sigma 10-20mm f/4-5.6D EX DC HSM Sony-alpha

Sigma 10-20mm f/4-5.6D EX DC HSM Sony-alpha

Wide angle lens

$479
Focus motor Has a silent focus motor
Compare the 10-20mm f/4-5.6D EX DC HSM Sony-alpha vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Tamron SP 10-24mm f/3.5-4.5 DI II Sony-alpha

Tamron SP 10-24mm f/3.5-4.5 DI II Sony-alpha

Wide angle lens

$499
Aperture Wider aperture
Magnification Slightly more magnification
Wide maximum Much wider aperture
Compare the SP 10-24mm f/3.5-4.5 DI II Sony-alpha vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Sigma 19mm f/2.8 EX DN

Sigma 19mm f/2.8 EX DN

Lens

$149
Prime lens Is a prime lens
Aperture Wider aperture
Zoom range Less zoom
Compare the 19mm f/2.8 EX DN vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Sigma 10-20mm f/3.5 EX DC HSM Sony-alpha

Sigma 10-20mm f/3.5 EX DC HSM Sony-alpha

Wide angle lens

$599
Fixed aperture Has a consant aperture
Focus motor Has a silent focus motor
Compare the 10-20mm f/3.5 EX DC HSM Sony-alpha vs the 10-20mm f/4-5.6 EX DC Sony-alpha
Sony 85mm f/2.8 SAM

Sony 85mm f/2.8 SAM

Portrait lens

$298
Prime lens Is a prime lens
Focus motor Has a silent focus motor
Min focal length Worse wide angle
Zoom range Less zoom
Compare the 85mm f/2.8 SAM vs the 10-20mm f/4-5.6 EX DC Sony-alpha

Samyang 7.5mm f/3.5 CS / Competitors

Advantages

Disadvantages
Panasonic Lumix G Vario 14-42mm f/3.5-5.6 / MEGA O.I.S.

Panasonic Lumix G Vario 14-42mm f/3.5-5.6 / MEGA O.I.S.

Fisheye lens

$149
Image stabilization Image stabilization
Zoom range More zoom
Prime lens Is a zoom lens
Compare the Lumix G Vario 14-42mm f/3.5-5.6 / MEGA O.I.S. vs the 7.5mm f/3.5 CS /
Sony Carl Zeiss Sonnar T* 135mm f/1.8 *

Sony Carl Zeiss Sonnar T* 135mm f/1.8 *

Sports lens

$1,798
Aperture Significantly wider aperture
Max focal length Better telephoto
Fisheye Not a fisheye
Min focal length Significantly worse wide angle
Compare the Carl Zeiss Sonnar T* 135mm f/1.8 * vs the 7.5mm f/3.5 CS /
Sony 100mm f/2.8 Macro

Sony 100mm f/2.8 Macro

Macro lens

$798
Aperture Wider aperture
Max focal length Better telephoto
Fisheye Not a fisheye
Min focal length Worse wide angle
Compare the 100mm f/2.8 Macro vs the 7.5mm f/3.5 CS /
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 Wider aperture
Fisheye Not a fisheye
Auto focus Auto focus
Compare the 14mm f/2.8 IF ED UMC Four-thirds vs the 7.5mm f/3.5 CS /
Sigma 28mm f/1.8 EX DG DF Macro Sony-alpha

Sigma 28mm f/1.8 EX DG DF Macro Sony-alpha

Low light lens

$449
Aperture Significantly wider aperture
Max focal length Slightly better telephoto
Fisheye Not a fisheye
Min focal length Slightly worse wide angle
Compare the 28mm f/1.8 EX DG DF Macro Sony-alpha vs the 7.5mm f/3.5 CS /

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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