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Lenses comparison

Manufacturer PanasonicOlympusSamsungSony
Model G 20 mm f/1.7 ASPH.M.Zuiko Digital 17 mm f/2.8NX 30 mm f/2.0E 16 mm f/2.8
Lenst style Wide angle Wide angle Wide angle Wide angle
Focal length 20 mm 17 mm 30 mm 16 mm
Maximum aperture f/1.7 f/2.8 f/2 f/2.8
Angle of view 57 o 65 o 50.2 o 83 o
Closest focusing distance 0.2 m 0.2 m 0.25 m 0.24 m
Maximum magnification 1:7.5 1:9 1:6.25 1:12.8
Minimum aperture 16 22 22 22
Diaphragm blades 7 5 7 7
Auto focus type AF AF AF AF
Lens Construction 7 elements / 5 group 6 elements / 4 group 5 elements / 5 group 5 elements / 5 group
Filter diameter 46 mm 37 mm 43 mm 49 mm
Macro Yes/No No No Yes No
Stabilization No No No No
Available mounts Micro Four Thirds Micro Four Thirds Samsung NX Sony E
Dimensions 63 x 25.5 mm 57 x 22 mm 61.5 x 21.5 mm 62 x 22.5 mm
Weight 100 g 71 g 85 g 67 g
Additional information 2 aspherical elements one aspherical lens 1 aspherical element
anounced Jan 2010
Score [max 5.00]
4.48 (7)
3.89 (3)
4.52 (7)
3.62 (7)
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