Tamron Af 18 250Mm F35 63 Di Ii Ld Aspherical If Macro
VS
Sigma 17-70mm F2.8-4 DC Macro OS HSM C Lens
Feature Comparison
Main components
Main components
| Lens Technology | Zoom Lens | Zoom Lens |
|---|---|---|
| Max Format Dimensions | ||
| Focal Length in Millimeters | 18-250 mm | 17-70 mm |
| Image Stabilization Feature | No | Yes |
| Lens Mounts |
Diaphragm settings
Diaphragm settings
| Maximum Aperture (f-stop) | F3.5–6.3 | F2.8–4 |
|---|---|---|
| Minimum Aperture | ||
| Aperture Control Ring | No | No |
Optical features
Optical features
| Number of Optical Elements | ||
|---|---|---|
| Number of Optical Groups | ||
| Special Optical Elements | One AD element, two LD elements, two hybrid aspherical elements | Two FLD glass elements, one SLD glass element, three aspherical elements including one double-sided aspherical lens |
| Minimum Focusing Distance | 0.45 m (17.72 inches) | 0.22 m (8.66 inches) |
| Maximum zoom level | - | 0.36 times (e.g., 2x for 2 times) |
Focus features
Focus features
| Auto Focus | Yes | Yes |
|---|---|---|
| Internal focus motor | Micromotor | |
| Permanent Manual Focus Capability | No | No |
| Focus Operation Method | Internal | Internal |
Aesthetic features
Aesthetic features
| Product Weight | 430 gram (g) | 465 gram (g) |
|---|---|---|
| Color Options | Black | - |
Body material and design
Body material and design
| Diameter | 74 mm (2.93 inches) | 79 mm (3.11 inches) |
|---|---|---|
| Length | 84 mm (3.32 inches) | 82 mm (3.23 inches) |
| Environmental Resistance | No | No |
| Filter Diameter | 62 millimeter (mm) | 72 millimeter (mm) |
| Hood | Yes | Yes |
| Zoom mechanism | Rotary (extending length) | Rotary (extending length) |
| Power Zoom | No | No |
| Zoom Lock | Yes | No |
| Tripod Mount Tab | No | No |
| Material | - | Plastic body, Metal mount |
Other items or details
Other items or details
| Release Date | - |
|---|
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User Rating Comparison
Tamron Af 18 250Mm F35 63 Di Ii Ld Aspherical If Macro
0
/10
from total 1 Vote
Sigma 17-70mm F2.8-4 DC Macro OS HSM C Lens
0
/10
from total 1 Vote
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