Sony FE PZ 28-135mm F4 G OSS Full-frame Telephoto Power Zoom Lens with Optical SteadyShot vs Irix Lens 21mm f/1.4 Dragonfly for Pentax K (Camera Lens Comparison)

Feature	Sony FE PZ 28-135mm F4 G OSS Full-frame Telephoto Power Zoom Lens with Optical SteadyShot	Irix Lens 21mm f/1.4 Dragonfly for Pentax K
Image
Product Code	SELP28135G	IL-21DF-PK
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Purchase	Adorama $2,498 Amazon $2,498 B&H Photo $2,498 Best Buy $2,500 Newegg $2,498 Walmart $2,130	Adorama $699 B&H Photo $449
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Product
Product Brand	Sony	Irix
Product Family
Retail Price	$2,500 USD	$699 USD
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Product Manual	sony.com/electronics/support/res/manuals/4542/45428990M.pdf [i]
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Camera Lens
Camera Lens Mount	Sony E Lens Mount	Pentax K Lens Mount
Format Coverage	Full Frame Sensor	Full Frame Sensor
Zoomability	Zoom Lens	Prime Lens
Lens Image Stabilization	Yes Stabilization	No Stabilization
Maximum Aperture	4 F-Stop	1 F-Stop
Minimum Aperture	22 F-Stop	16 F-Stop
Min Focal Length	28 mm	21 mm
Max Focal Length	135 mm	21 mm
Maximum Magnification	0 x
Max View Angle	75 Degrees	90 Degrees
Min View Angle	18 Degrees	90 Degrees
Lens Groups	12 Lens Groups	11 Lens Groups
Lens Elements	18 Lens Elements	15 Lens Elements
Compare
Compare	Compare to another camera lens	Compare to another camera lens