Comparison of Nikon 28-100mm f/3.5-5.6G AF Nikkor and Tamron AF 28-80mm f/3.5-5.6 Aspherical [S]ave
| Attribute |  Nikon 28-100mm f/3.5-5.6G AF Nikkor × |  Tamron AF 28-80mm f/3.5-5.6 Aspherical × |
|---|---|---|
| Filter Size (mm) | 62 | 58 |
| Aperture (f) | 3.50 - 22.00 | 3.50 - 22.00 |
| Closest Focus (m) | 0.56 | 0.7 |
| Magnification Ratio (x) | 0.21 | 0.13 |
| Type | Standard Zoom | Standard Zoom |
| Front Element Rotation | - | - |
| APS Equivalent | 42 - 150mm | 1.5x: 42 - 120mm; 1.6x: 44.8 - 128mm |
| Diameter (mm) | 69 | 72 |
| Image Circle | 35mm | 35mm |
| Focal Length (mm) | 28.00 - 100.00 | 28.00 - 80.00 |
| Brand | Nikon | Tamron |
| Name | Nikon 28-100mm f/3.5-5.6G AF Nikkor | Tamron AF 28-80mm f/3.5-5.6 Aspherical |
| Weight (g) | 244 | 237 |
| Diagonal Angle of View (degree) | 24.30 - 74.00 | 30.00 - 75.00 |
| Diaphragm Blades | 7 | 6 |
| Zoom System | Rotary | Rotary |
| Length (mm) | 79 | 70.4 |
| Notes | - | Available AF Mounts: Canon, Minolta, Nikon; Included Accessories: Lens Hood |
| Lens Construction | 8 elements in 6 groups, including 1 aspherical element | 7 elements in 7 groups |
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