Comparison of Nikon 28-70mm f/2.8 ED-IF AF-S Nikkor and Panasonic 24-70mm f/2.8 Lumix S Pro (S-E2470)

Attribute	Panasonic 24-70mm f/2.8 Lumix S Pro (S-E2470) ×	Nikon 28-70mm f/2.8 ED-IF AF-S Nikkor ×
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Filter Size (mm)	82	77
Notes	Splash- and dust-resistant. Included Accessories: front and rear lens caps, lens hood, storage bag.	Included Accessories: CL-74 case, HB-19 Hood
Closest Focus (m)	0.37	0.5
Magnification Ratio (x)	0.25	0.18
Diameter (mm)	90.9	89
Type	Standard Zoom	Standard Zoom
APS Equivalent	36 - 105mm	42 - 105mm
Diaphragm Blades	11	9
Image Circle	35mm (L-Mount)	35mm
Focal Length (mm)	24.00 - 70.00	28.00 - 70.00
Brand	Panasonic	Nikon
Name	Panasonic 24-70mm f/2.8 Lumix S Pro (S-E2470)	Nikon 28-70mm f/2.8 ED-IF AF-S Nikkor
Weight (g)	935	887
Diagonal Angle of View (degree)	34.00 - 84.00	34.30 - 74.00
Lens Construction	18 elements in 16 groups, including 3 aspherical, 1 UHR (Ultra-High Refractive Index) and 4 ED elements; Fluorine coating on front element.	15 elements in 11 groups, including 1 aspherical and 2 ED elements
Zoom System	Rotary (with lock switch)	Rotary
Length (mm)	140	124
Diaphragm Blades Type	circular	-
Focus Details	Internal High-speed AF combining linear and stepping motors; MF Focus Clutch	Internal; SWM with M/A switch for fast transitions between AF and MF