Sigma 30mm f/1.4 EX DC HSM Four-thirds vs Panasonic 20mm f/1.7 G

differences

Reasons to consider the Sigma 30mm f/1.4 EX DC HSM Four-thirds

Has a silent focus motor

Sigma HSM

None

Focuses quickly and silently

Slightly wider aperture

f/1.4

f/1.7

At its widest, the 30mm f/1.4 EX DC HSM Four-thirds captures much more light, 0.6 f-stops

Learn more about
the Sigma 30mm f/1.4 EX DC HSM Four-thirds

Reasons to consider the Panasonic 20mm f/1.7 G

Shorter

26 mm

59 mm

2.3x shorter

Slightly lighter

100 g

430 g

4.3x lighter

Slightly more magnification

1:7.7 (0.1x)

1:10 (0.1x)

Take macro shots with subjects 30% larger in your photo

Slightly smaller diameter

63 mm

76 mm

Around 20% smaller lens at the end

Learn more about
the Panasonic 20mm f/1.7 G

similarities

Compared to lenses

Common Strengths

Common Weaknesses

Wide aperture

30mm f/1.4 EX DC HSM Four-thirds:	f/1.4
20mm f/1.7 G:	f/1.7

	Fixed focal length prime lenses
	Typically very sharp

Short

30mm f/1.4 EX DC HSM Four-thirds:	59 mm
20mm f/1.7 G:	26 mm

	Not very narrow apertures
	f/16

Poor telephoto

30mm f/1.4 EX DC HSM Four-thirds:	30 mm
20mm f/1.7 G:	20 mm

Poor magnification

30mm f/1.4 EX DC HSM Four-thirds:	1:10 (0.1x)
20mm f/1.7 G:	1:7.7 (0.1x)

	Poor zoom
	1x

Compared to low light lenses

Common Strengths

Common Weaknesses

	Auto focus
	Easier to use

LensHero is not aware of any interesting weaknesses shared by these two products.

competitors

Panasonic 25mm f/1.4 Leica D

Low light lens

$900

Is longer

Compare the 25mm f/1.4 Leica D vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the 25mm f/1.4 Leica D vs the Lumix 20mm f/1.7 G

Olympus M.Zuiko 17mm f/2.8

Lens

$299

Has a higher max f/stop

Has a narrower aperture

Compare the M.Zuiko 17mm f/2.8 vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the M.Zuiko 17mm f/2.8 vs the Lumix 20mm f/1.7 G

Panasonic Lumix G 14mm f/2.5

Low light lens

$325

Has a higher max f/stop

Has a narrower aperture

Compare the Lumix G 14mm f/2.5 vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the Lumix G 14mm f/2.5 vs the Lumix 20mm f/1.7 G

Olympus Zuiko M. ED 45mm f/1.8

Low light lens

$399

Compare the Zuiko M. ED 45mm f/1.8 vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the Zuiko M. ED 45mm f/1.8 vs the Lumix 20mm f/1.7 G

Olympus Zuiko 25mm f/2.8 ED

Lens

$249

Has a higher max f/stop

Has a narrower aperture

Compare the Zuiko 25mm f/2.8 ED vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the Zuiko 25mm f/2.8 ED vs the Lumix 20mm f/1.7 G

Sigma 30mm f/2.8 EX DN

Lens

$149

Has a narrower aperture

Compare the 30mm f/2.8 EX DN vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the 30mm f/2.8 EX DN vs the Lumix 20mm f/1.7 G

Samyang 24mm f/1.4 ED AS UMC Samsung-nx

Low light lens

$675

Compare the 24mm f/1.4 ED AS UMC Samsung-nx vs the 30mm f/1.4 EX DC HSM Four-thirds

Compare the 24mm f/1.4 ED AS UMC Samsung-nx vs the Lumix 20mm f/1.7 G

Sony 24mm f/1.8 E-Mount Carl Zeiss Sonnar

Low light lens

$1,098

More magnification

Slightly lighter

Doesn't have a silent focus motor

Narrower aperture

Compare the 24mm f/1.8 E-Mount Carl Zeiss Sonnar vs the 30mm f/1.4 EX DC HSM Four-thirds

Olympus Zuiko 35mm f/3.5 Macro ED

Macro lens

$229

Much more magnification

Narrower aperture

Doesn't have a silent focus motor

Much narrower aperture

Compare the Zuiko 35mm f/3.5 Macro ED vs the 30mm f/1.4 EX DC HSM Four-thirds

Sony 50mm f/1.8

Low light lens

$298

Slightly more magnification

Slightly lighter

Doesn't have a silent focus motor

Narrower aperture

Compare the 50mm f/1.8 vs the 30mm f/1.4 EX DC HSM Four-thirds

Sony DT 35mm f/1.8 SAM

Low light lens

$218

Narrower aperture

Slightly lighter

Doesn't have a silent focus motor

Narrower aperture

Compare the DT 35mm f/1.8 SAM vs the 30mm f/1.4 EX DC HSM Four-thirds

Samsung 12-24mm f/4-5.6 ED

Wide angle lens

$560

More zoom

Slightly better wide angle

Much narrower aperture

Doesn't have a silent focus motor

Compare the 12-24mm f/4-5.6 ED vs the 30mm f/1.4 EX DC HSM Four-thirds

Panasonic Summilux Leica DG 25mm f/1.4

Low light lens

$568 - $569

Slightly wider aperture

Compare the Summilux Leica DG 25mm f/1.4 vs the Lumix 20mm f/1.7 G

Panasonic Lumix G X Vario PZ 45-175mm f/4-5.6

Wildlife lens

$363

Better telephoto

More zoom

Much narrower aperture

Is a zoom lens

Compare the Lumix G X Vario PZ 45-175mm f/4-5.6 vs the Lumix 20mm f/1.7 G

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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Sigma
30mm f/1.4 EX DC HSM Four-thirds
vs
Panasonic Lumix
20mm f/1.7 G

differences

Reasons to consider the Sigma 30mm f/1.4 EX DC HSM Four-thirds

Reasons to consider the Panasonic 20mm f/1.7 G