Attribute | Panasonic 14-50mm f/2.8-3.5 ASPH Leica D VARIO-ELMARIT × | Sigma 18-50mm f/2.8 EX DC × |
---|---|---|
Diagonal Angle of View (degree) | 24.00 - 75.00 | 27.90 - 69.30 |
Notes | Additional features: Mega O.I.S. Image Stabilization; Aperture ring | Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax, Four-Thirds |
Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
Magnification Ratio (x) | 0.32 | 0.2 |
Filter Size (mm) | 72 | 67 |
35mm Equivalent | 28 - 100mm | - |
Type | Standard Zoom | Standard Zoom |
Diaphragm Blades | 7 | 7 |
Lens Construction | 16 elements in 12 groups, including 2 aspherical elements | 15 elements in 13 groups, including two aspherical elements and one Special Low Dispersion (SLD) lens |
Image Circle | Four-Thirds | Image Circle |
Focal Length (mm) | 14.00 - 50.00 | 18.00 - 50.00 |
Brand | Panasonic | Sigma |
Name | Panasonic 14-50mm f/2.8-3.5 ASPH Leica D VARIO-ELMARIT | Sigma 18-50mm f/2.8 EX DC |
Weight (g) | 490 | 445 |
Zoom System | Rotary | Rotary, non-telescoping |
Focus Details | Internal | Internal focusing system |
Diameter (mm) | 78.1 | 74.1 |
Length (mm) | 102.8 | 84.1 |
APS Equivalent | - | 1.5x: 27 - 75mm; 1.6x: 28.8 - 80mm |
Closest Focus (m) | 0.29 | 0.28 |