Sony FE 20-70mm F4 G | Compact, lightweight standard zoom lens covers ultra-wide 20 mm to 70 mm vs Irix Lens 21mm f/1.4 Dragonfly for Pentax K (Camera Lens Comparison)

Feature	Sony FE 20-70mm F4 G \| Compact, lightweight standard zoom lens covers ultra-wide 20 mm to 70 mm	Irix Lens 21mm f/1.4 Dragonfly for Pentax K
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Product Code	SEL2070G	IL-21DF-PK
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Purchase	Adorama $1,098 B&H Photo $1,098 Best Buy $1,100 Amazon $1,098 Walmart $985	Adorama $699 B&H Photo $449
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Product Brand	Sony	Irix
Product Family
Retail Price	$1,100 USD	$699 USD
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Product Manual	sony.com/electronics/support/res/manuals/5038/0740518ab59f6adce9c597ec71c9f746/50380010M.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	No Stabilization	No Stabilization
Maximum Aperture	4 F-Stop	1 F-Stop
Minimum Aperture	22 F-Stop	16 F-Stop
Min Focal Length	20 mm	21 mm
Max Focal Length	70 mm	21 mm
Maximum Magnification	0 x
Max View Angle	94 Degrees	90 Degrees
Min View Angle	34 Degrees	90 Degrees
Lens Groups	13 Lens Groups	11 Lens Groups
Lens Elements	16 Lens Elements	15 Lens Elements
Compare
Compare	Compare to another camera lens	Compare to another camera lens