| Announced | 2009-01-01 |
| Indicative price (USD) | 529 |
| Aperture | f/3.5-6.3 |
| Focal range (mm) | 18 - 250 |
| Filter diameter (mm) | 72 |
| Max diameter (mm) | 79 |
| Mount type | Nikon F DX |
| Stabilization | Yes |
| AF Motor | HSM |
| Zoom type | Ring |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 18 |
| Number of groups | 14 |
| Diaphragm blades | 7 |
| Circular aperture | No |
| Length (mm) | 101 |
| Weight (gr) | 630 |





To provide photographers with a broader perspective about mobiles, lenses and cameras, here are links to articles, reviews, and analyses of photographic equipment produced by DxOMark, renown websites, magazines or blogs.
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Sigma’s 18-250mm f3.5-6.3 DC OS HSM zoom won praise for its balance of performance and convenience, but it looked bulky after rival Tamron introduced the diminutive 18-270mm F/3.5-6.3 Di II VC PZD. Reducing the size, and weight while updating the optical construction to allow a new minimum focus distance of 35cm, the 18-250mm F3.5-6.3 DC MACRO OS HSM is Sigma’s response. But has the redesign compromised the optical performance, or is it a valuable addition to the range? Read on to discover our verdict. |
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With the release of the new test results for the Tamron 18-270mm F/3.5-6.3 Di II VC PZD for both the Canon mount and the Nikon mount, this could be a good opportunity to explore the DxOMark rankings to help you choose the best super-zoom for your APS-C camera. We hear you and we’ve been there: when you’re on the market for a super-zoom, the list can be long and confusing. Worry not, we’ve got you covered—a comprehensive list of tested lenses by the main manufacturers in combination with different camera bodies is available on DxOMark.com. We’ve tested and ranked the latest Tamron 18-270mm F/3.5-6.3 Di II VC PZD, along with the previous model Tamron AF 18-250mm F/3.5-6.3 Di II LD Aspherical (IF) Macro Canon and its counterpart with a Nikon mount. Also, don’t miss the latest test results on the Tamron AF 18-270mm F/3.5-6.3 Di II VC LD Aspherical [IF] Macro on both a Canon and a Nikon mount. |