vs

differences

Reasons to consider the Tamron SP 90mm f/2.8 Di Macro Pentax-k

Much more magnification 1:1 (1x) vs 1:3.5 (0.3x)
Help
Take macro shots with subjects around 3.5x larger in your photo
Is a prime lens Yes vs No
Help
Prime lenses have a single focal length, they are typically sharper and have wider apertures
Significantly narrower aperture f/32 vs f/22
Help
At its narrowest, the SP 90mm f/2.8 Di Macro Pentax-k goes 1.1 f-stops narrower
Shorter 97 mm vs 184 mm
Help
Around 50% shorter
Lighter 405 g vs 1.4 kg
Help
3.4x lighter
Slightly cheaper $459.95 vs $799.00
Help
The best price we've seen is $339 cheaper (more than 40% less)
Slightly smaller diameter 71 mm vs 86 mm
Help
Around 20% smaller lens at the end
Tamron SP 90mm f/2.8 Di Macro Pentax-k Learn more about
the Tamron SP 90mm f/2.8 Di Macro Pentax-k

Reasons to consider the Sigma 70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k

Has a silent focus motor Sigma HSM vs None
Help
Focuses quickly and silently
Better telephoto 200 mm vs 90 mm
Help
More than 2x more reach, less perspective distortion
More zoom 2.9x vs 1x
Help
Around 3x more zoom, giving you more flexibility for photos
Slightly better wide angle 70 mm vs 90 mm
Help
More than 20% better wide angle
Sigma 70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k Learn more about
the Sigma 70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k

similarities

Compared to 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.

Compared to sports lenses

Common Strengths Common Weaknesses
Lowest price Inexpensive Help
SP 90mm f/2.8 Di Macro Pentax-k:$459.95
70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k:$799.00
Weight Light weight Help
SP 90mm f/2.8 Di Macro Pentax-k:405 g
70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k:1.4 kg
Image stabilization No image stabilization Help
Risk of blur

competitors

Shared Competitors

Advantages

Disadvantages

Pentax SMC  DA FA 100mm f/2.8 WR Macro

Pentax SMC DA FA 100mm f/2.8 WR Macro

Macro lens

$847

Pentax SMC  DA 70mm f/2.4

Pentax SMC DA 70mm f/2.4

Low light lens

$697

Length Is shorter
Magnification Has worse macro
Tamron 70-200mm f/2.8 Di LD Macro Pentax-k

Tamron 70-200mm f/2.8 Di LD Macro Pentax-k

Sports lens

$729

Length Is longer
Weight Is heavier
Sigma 50-200mm f/4-5.6 DC OS HSM Pentax-k

Sigma 50-200mm f/4-5.6 DC OS HSM Pentax-k

Wildlife lens

$159

Image stabilization Has image stabilization
Aperture Has a narrower aperture
Wide maximum Has a lower max f/stop

Tamron SP 90mm f/2.8 Di Macro Pentax-k Competitors

Advantages

Disadvantages

Pentax SMC  FA 77mm f/1.8

Pentax SMC FA 77mm f/1.8

Low light lens

$1,047

Aperture Wider aperture
Length Shorter
Magnification Much less magnification
Wide maximum Significantly wider aperture
Pentax SMC  D FA 50mm f/2.8 Macro

Pentax SMC D FA 50mm f/2.8 Macro

Macro lens

$597

Length Shorter
Min focal length Better wide angle
Max focal length Slightly worse telephoto
Canon EF 50mm f/1.8 II

Canon EF 50mm f/1.8 II

Low light lens

$92 - $110

Aperture Wider aperture
Length Shorter
Magnification Much less magnification
Wide maximum Significantly wider aperture
Sigma 105mm f/2.8 EX DG Macro Pentax-k

Sigma 105mm f/2.8 EX DG Macro Pentax-k

Macro lens

$479

Max focal length Slightly better telephoto
Min focal length Slightly worse wide angle
Tamron 70-300mm f/4-5.6 Di LD Macro Pentax-k

Tamron 70-300mm f/4-5.6 Di LD Macro Pentax-k

Macro lens

$165

Max focal length Significantly better telephoto
Zoom range More zoom
Prime lens Is a zoom lens
Magnification Significantly less magnification

Sigma 70-200mm f/2.8 II EX DG APO Macro HSM Pentax-k Competitors

Advantages

Disadvantages

Sigma 70-200mm f/2.8 EX DG OS HSM Pentax-k

Sigma 70-200mm f/2.8 EX DG OS HSM Pentax-k

Sports lens

$1,699

Image stabilization Image stabilization
Magnification Less magnification
Lowest price More expensive
Sigma 70-200mm f/2.8 II EX DG APO Macro HSM

Sigma 70-200mm f/2.8 II EX DG APO Macro HSM

Sports lens

$799

Pentax SMC  DA* 50-135mm f/2.8 ED SDM

Pentax SMC DA* 50-135mm f/2.8 ED SDM

Sports lens

$1,397

Weight Lighter
Length Shorter
Max focal length Worse telephoto
Magnification Less magnification
Sigma 50-500mm f/4.5-6.3 APO DG OS HSM Pentax-k

Sigma 50-500mm f/4.5-6.3 APO DG OS HSM Pentax-k

Wildlife lens

$1,599

Zoom range Much more zoom
Max focal length Much better telephoto
Fixed aperture Has a variable aperture
Aperture Significantly narrower aperture
Pentax SMC 60-250mm f/4 ED DA* SDM

Pentax SMC 60-250mm f/4 ED DA* SDM

Wildlife lens

$1,397

Wide maximum Significantly narrower aperture
Zoom range More zoom
Aperture Narrower aperture
Magnification Less magnification

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.

Showing 0 comments