Zeiss Distagon
28mm f/2 T* Canon-ef
 vs
Pentax SMC
FA 31mm f/1.8

vs

differences

Reasons to consider the Zeiss 28mm f/2 T* Canon-ef
Slightly more magnification 1:5 (0.2x) vs 1:6.2 (0.2x)
Help
 Take macro shots with subjects around 30% larger in your photo
Zeiss Distagon 28mm f/2 T* Canon-ef Learn more about
the Zeiss 28mm f/2 T* Canon-ef

Reasons to consider the Pentax FA 31mm f/1.8
Auto focus Yes vs No
Help
Slightly wider aperture f/1.8 vs f/2
Help
 At its widest, the FA 31mm f/1.8 captures marginally more light, 0.3 f-stops
Slightly lighter 345 g vs 0.5 kg
Help
 More than 30% lighter
Pentax SMC FA 31mm f/1.8 Learn more about
the Pentax FA 31mm f/1.8

similarities

Compared to lenses

Common Strengths Common Weaknesses
Aperture Wide aperture Help
28mm f/2 T* Canon-ef:f/2
FA 31mm f/1.8:f/1.8
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Length Short Help
69 mm
Focus motor No silent focus motor Help
Louder and slower
Max focal length Poor telephoto Help
28mm f/2 T* Canon-ef:28 mm
FA 31mm f/1.8:31 mm
Zoom range Poor zoom Help
1x

Compared to low light lenses

Common Strengths Common Weaknesses

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

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

competitors

Shared Competitors

Advantages

Disadvantages
Pentax SMC FA 43mm f/1.9

Pentax SMC FA 43mm f/1.9

Low light lens

$747
Compare the SMC FA 43mm f/1.9 vs the Distagon 28mm f/2 T* Canon-ef
Compare the SMC FA 43mm f/1.9 vs the SMC FA 31mm f/1.8
Pentax SMC DA 40mm f/2.8

Pentax SMC DA 40mm f/2.8

Lens

$497
Length Is shorter
Aperture Has a narrower aperture
Compare the SMC DA 40mm f/2.8 vs the Distagon 28mm f/2 T* Canon-ef
Compare the SMC DA 40mm f/2.8 vs the SMC FA 31mm f/1.8

Zeiss Distagon 28mm f/2 T* Canon-ef Competitors

Advantages

Disadvantages
Zeiss Distagon T* 21mm f/2.8 ZE Canon-ef

Zeiss Distagon T* 21mm f/2.8 ZE Canon-ef

Wide angle lens

$1,843
Aperture Narrower aperture
Length Longer
Compare the Distagon T* 21mm f/2.8 ZE Canon-ef vs the Distagon 28mm f/2 T* Canon-ef
Canon TS-E 45mm f/2.8

Canon TS-E 45mm f/2.8

Tilt-shift lens

$1,299
Tilt-shift Tilt-shift lens
Max focal length Slightly better telephoto
Aperture Narrower aperture
Length Slightly longer
Compare the TS-E 45mm f/2.8 vs the Distagon 28mm f/2 T* Canon-ef
Canon EF 24mm f/1.4L II USM

Canon EF 24mm f/1.4L II USM

Low light lens

$1,549
Auto focus Auto focus
Focus motor Has a silent focus motor
Diameter Slightly larger diameter
Length Slightly longer
Compare the EF 24mm f/1.4L II USM vs the Distagon 28mm f/2 T* Canon-ef
Zeiss Distagon 25mm f/2 ZE Canon-ef

Zeiss Distagon 25mm f/2 ZE Canon-ef

Low light lens

$1,699
Lowest price Slightly more expensive
Compare the Distagon 25mm f/2 ZE Canon-ef vs the Distagon 28mm f/2 T* Canon-ef
Leica Elmarit 24mm f/2.8 M

Leica Elmarit 24mm f/2.8 M

Wide angle lens
Aperture Narrower aperture
Compare the Elmarit 24mm f/2.8 M vs the Distagon 28mm f/2 T* Canon-ef

Pentax SMC FA 31mm f/1.8 Competitors

Advantages

Disadvantages
Sigma 30mm f/1.4 EX DC Pentax-k

Sigma 30mm f/1.4 EX DC Pentax-k

Low light lens

$439
Aperture Wider aperture
Lowest price Cheaper
Wide maximum Wider aperture
Magnification Slightly less magnification
Compare the 30mm f/1.4 EX DC Pentax-k vs the SMC FA 31mm f/1.8
Sigma 35mm f/1.4 DG HSM A1 Pentax-k

Sigma 35mm f/1.4 DG HSM A1 Pentax-k

Low light lens

$899
Focus motor Has a silent focus motor
Aperture Wider aperture
Weight Slightly heavier
Compare the 35mm f/1.4 DG HSM A1 Pentax-k vs the SMC FA 31mm f/1.8
Pentax SMC FA 50mm f/1.4

Pentax SMC FA 50mm f/1.4

Low light lens

$447
Aperture Wider aperture
Lowest price Cheaper
Min focal length Slightly worse wide angle
Magnification Slightly less magnification
Compare the SMC FA 50mm f/1.4 vs the SMC FA 31mm f/1.8
Pentax SMC DA 21mm f/3.2 AL

Pentax SMC DA 21mm f/3.2 AL

Lens

$647
Length Shorter
Lowest price Slightly cheaper
Aperture Significantly narrower aperture
Compare the SMC DA 21mm f/3.2 AL vs the SMC FA 31mm f/1.8
Olympus M.Zuiko 17mm f/2.8

Olympus M.Zuiko 17mm f/2.8

Lens

$299
Lowest price Cheaper
Weight Slightly lighter
Aperture Narrower aperture
Magnification Slightly less magnification
Compare the M.Zuiko 17mm f/2.8 vs the SMC FA 31mm f/1.8

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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