Sigma
10-20mm f/4-5.6 EX DC HSM Four-thirds
 vs
Panasonic
25mm f/1.4 Leica D

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
Narrower aperture f/22 vs f/16
Help
 At its narrowest, the 10-20mm f/4-5.6 EX DC HSM Four-thirds goes 0.9 f-stops narrower
More zoom 2x vs 1x
Help
 2x more zoom, giving you more flexibility for photos
Slightly cheaper $429.00 vs $899.95
Help
 The best price we've seen is $471 cheaper (2.1x less)
Slightly better wide angle 10 mm vs 25 mm
Help
 2.5x better wide angle
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 Panasonic 25mm f/1.4 Leica D
Much wider aperture f/1.4 vs f/4
Help
 At its widest, the 25mm f/1.4 Leica D captures much more light, 3 f-stops
Is a prime lens Yes vs No
Help
 Prime lenses have a single focal length, they are typically sharper and have wider apertures
Panasonic 25mm f/1.4 Leica D Learn more about
the Panasonic 25mm f/1.4 Leica D

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
25mm f/1.4 Leica D:25 mm

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
Aperture Has a narrower aperture
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 25mm f/1.4 Leica D
Olympus Zuiko 25mm f/2.8 ED

Olympus Zuiko 25mm f/2.8 ED

Lens

$249
Length Is shorter
Aperture Has a narrower aperture
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 25mm f/1.4 Leica D
Olympus Zuiko M. ED 12mm f/2

Olympus Zuiko M. ED 12mm f/2

Low light lens

$799
Aperture Has a narrower 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 25mm f/1.4 Leica D
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 25mm f/1.4 Leica D

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

Advantages

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

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

Wide angle lens

$599
Focus motor Doesn't have a silent focus motor
Compare the Zuiko 9-18mm f/4-5.6 ED vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Rokinon 7.5mm .5 CS /

Rokinon 7.5mm .5 CS /

Fisheye lens

$299
Fisheye Fisheye lens
Prime lens Is a prime lens
Auto focus Auto focus
Focus motor Doesn't have a silent focus motor
Compare the 7.5mm .5 CS / vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
Sigma 10-20mm f/3.5 EX DC HSM Nikon-f

Sigma 10-20mm f/3.5 EX DC HSM Nikon-f

Wide angle lens

$599
Fixed aperture Has a consant aperture
Aperture Wider aperture
Compare the 10-20mm f/3.5 EX DC HSM Nikon-f vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
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 Narrower aperture
Aperture Wider aperture
Lowest price Slightly more expensive
Compare the EF-S 10-22mm f/3.5-4.5 USM vs the 10-20mm f/4-5.6 EX DC HSM Four-thirds
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

Panasonic 25mm f/1.4 Leica D Competitors

Advantages

Disadvantages
Panasonic Lumix 20mm f/1.7 G

Panasonic Lumix 20mm f/1.7 G

Low light lens

$348
Length Shorter
Weight Lighter
Aperture Slightly narrower aperture
Compare the Lumix 20mm f/1.7 G vs the 25mm f/1.4 Leica D
Olympus Zuiko M. ED 45mm f/1.8

Olympus Zuiko M. ED 45mm f/1.8

Low light lens

$399
Weight Lighter
Lowest price Slightly cheaper
Aperture Narrower aperture
Min focal length Slightly worse wide angle
Compare the Zuiko M. ED 45mm f/1.8 vs the 25mm f/1.4 Leica D
Sigma 30mm f/2.8 EX DN

Sigma 30mm f/2.8 EX DN

Lens

$149
Lowest price Cheaper
Aperture Significantly narrower aperture
Compare the 30mm f/2.8 EX DN vs the 25mm f/1.4 Leica D
Olympus M.Zuiko ED 75mm f/1.8

Olympus M.Zuiko ED 75mm f/1.8

Sports lens

$899
Max focal length Better telephoto
Weight Slightly lighter
Min focal length Worse wide angle
Aperture Narrower aperture
Compare the M.Zuiko ED 75mm f/1.8 vs the 25mm f/1.4 Leica D
Sigma 19mm f/2.8 EX DN

Sigma 19mm f/2.8 EX DN

Lens

$149
Lowest price Cheaper
Weight Slightly lighter
Aperture Significantly narrower aperture
Compare the 19mm f/2.8 EX DN vs the 25mm f/1.4 Leica D

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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