differences

Reasons to consider the Pentax HD DA 70mm f/2.4

Smaller diameter 64 mm vs 74 mm
Help
More than 10% smaller lens at the end
Slightly shorter 25 mm vs 48 mm
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Around 50% shorter
Slightly lighter 130 g vs 269 g
Help
2.1x lighter
Slightly cheaper $496.95 vs $637.07
Help
The best price we've seen is $140 cheaper (more than 20% less)
Pentax SMC HD DA 70mm f/2.4 Learn more about
the Pentax HD DA 70mm f/2.4

Reasons to consider the Pentax FA 77mm f/1.8

Wider aperture f/1.8 vs f/2.4
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At its widest, the FA 77mm f/1.8 captures slightly more light (0.8 f-stops)
Pentax SMC  FA 77mm f/1.8 Learn more about
the Pentax FA 77mm f/1.8

similarities

Compared to digital camera lenses

Common Strengths Common Weaknesses
Prime lens Fixed focal length prime lenses Help
Typically very sharp
Length Short Help
HD DA 70mm f/2.425 mm
FA 77mm f/1.848 mm
Auto focus Auto focus Help
Easier to use

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

Compared to digital camera 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

Pentax SMC FA 77mm f/1.8 Competitors

Nikon Nikkor AF-S 85mm f/1.4G

Nikon Nikkor AF-S 85mm f/1.4G

Low light lens

$1,380 - $1,597

Aperture Wider aperture
Wide minimum Wider aperture
Pentax SMC  DA FA 100mm f/2.8 WR Macro

Pentax SMC DA FA 100mm f/2.8 WR Macro

Macro lens

$547 - $550

Wide minimum Significantly narrower aperture
Magnification Significantly more magnification
Aperture Narrower aperture

Pentax SMC HD DA 70mm f/2.4 Competitors

Pentax SMC  D FA 50mm f/2.8 Macro

Pentax SMC D FA 50mm f/2.8 Macro

Macro lens

$347

Magnification Significantly more magnification
Wide minimum Significantly narrower aperture
Length Longer
Fujifilm XF 56mm f/1.2 R

Fujifilm XF 56mm f/1.2 R

Low light lens

Aperture Wider aperture
Min focal length Slightly better wide angle
Wide minimum Wider aperture

discussion Which do you think is better?

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