Comparison of Fujinon XF 16-80mm f/4 R OIS WR and Sigma 18-50mm ƒ/2.8-4.5 DC OS HSM [S]ave
| Attribute |  Fujinon XF 16-80mm f/4 R OIS WR × |  Sigma 18-50mm ƒ/2.8-4.5 DC OS HSM × |
|---|---|---|
| Notes | For Fujifilm X-mount. Optical Image Stabilization (6 stops); Weather, dust and freeze resistant; Includes lens caps, hood and pouch. | Available AF Mounts: Sigma, Canon, Nikon, Sony, Pentax. Included Accessories: Case, Lens Hood. Optical Stabilization. |
| Magnification Ratio (x) | 0.25 | 0.24 |
| Filter Size (mm) | 72 | 67 |
| Length (mm) | 88.9 | 88.6 |
| Closest Focus (m) | 0.35 | 0.3 |
| Diagonal Angle of View (degree) | 20.10 - 83.20 | 27.90 - 69.30 |
| Focus Details | Internal | Internal with HSM |
| Focal Length (mm) | 16.00 - 80.00 | 18.00 - 50.00 |
| APS Equivalent | 24 - 122mm | 1.5x: 27 - 75mm; 1.6x: 28.8 - 80mm |
| Brand | Fujinon | Sigma |
| Image Circle | APS-C (Fujifilm X-mount) | Image Circle |
| Name | Fujinon XF 16-80mm f/4 R OIS WR | Sigma 18-50mm ƒ/2.8-4.5 DC OS HSM |
| Weight (g) | 440 | 395 |
| Type | Standard Zoom | Standard Zoom |
| Aperture (f) | 4.00 - 22.00 | 2.80 - 22.00 |
| Diaphragm Blades | 9 | 7 |
| Diaphragm Blades Type | rounded | - |
| Lens Construction | 16 elements in 12 groups, including 1 ED and 3 aspherical elements; Super EBC coating | 16 elements in 12 groups, including 2 SLD and 3 aspherical lenses |
| Zoom System | Rotary | Rotary |
| Diameter (mm) | 78.3 | 74 |
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