Comparison of Nikon 10-100mm f/4.0-5.6 1 Nikkor VR and Sigma 28-105mm f/2.8-4 DG

Attribute	Sigma 28-105mm f/2.8-4 DG ×	Nikon 10-100mm f/4.0-5.6 1 Nikkor VR ×
Notes	Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax	For use with Nikon 1 compact system cameras. 2.7x conversion factor. VR image stabilization. Available in silver, black, white, red and beige. Lens c
Magnification Ratio (x)	0.18	0.12
Filter Size (mm)	72	55
Length (mm)	81	70.5
Closest Focus (m)	0.5	0.35
Diagonal Angle of View (degree)	23.30 - 75.40	9.20 - 77.00
Focus Details	Internal focusing	Autofocus; Internal focusing.
Focal Length (mm)	28.00 - 105.00	10.00 - 100.00
APS Equivalent	1.5x: 42 - 157.5mm; 1.6x: 44.8 - 168mm	27 - 270mm
Brand	Sigma	Nikon
Image Circle	35mm	Nikon 1 (CX Format)
Name	Sigma 28-105mm f/2.8-4 DG	Nikon 10-100mm f/4.0-5.6 1 Nikkor VR
Weight (g)	405	298
Type	Standard Zoom	Standard Zoom
Aperture (f)	2.80 - 22.00	4.00 - 16.00
Diaphragm Blades	8	7
Diaphragm Blades Type	-	rounded
Lens Construction	12 elements in 11 groups, including 1 aspherical element	19 elements in 12 groups, including 3 High Refractive Index (HRI) , 2 Extra-low Dispersion (ED), and 3 Aspherical elements
Zoom System	Rotary	Rotary
Diameter (mm)	77	60.5