Canon Rf 28 70Mm F2L Usm
VS
Sigma 18-50mm F2.8-4.5 DC OS HSM Lens
Feature Comparison
Main components
Main components
| Lens Technology | Zoom Lens | Zoom Lens |
|---|---|---|
| Max Format Dimensions | 35mm full-frame | |
| Focal Length in Millimeters | 28-70 millimeter (mm) | 18-50 mm |
| Image Stabilization Feature | No | Yes |
| Lens Mounts | Canon RF |
Diaphragm settings
Diaphragm settings
| Maximum Aperture (f-stop) | F2.8–4.5 | |
|---|---|---|
| Minimum Aperture | F22–36 | |
| Aperture Control Ring | No | No |
Optical features
Optical features
| Number of Optical Elements | ||
|---|---|---|
| Number of Optical Groups | ||
| Special Optical Elements | One UD element + Aspherical element, Air Sphere, SWC, and Fluorine coating | Two SLD elements and three aspherical elements |
| Minimum Focusing Distance | 0.39 m (15.35 inches) | 0.30 m (11.81 inches) |
| Maximum zoom level | 0.18 times (e.g., 2x for 2 times) | 0.24 times (e.g., 2x for 2 times) |
Focus features
Focus features
| Auto Focus | Yes | Yes |
|---|---|---|
| Internal focus motor | ||
| Permanent Manual Focus Capability | Yes | No |
| Focus Operation Method | Internal | Internal |
Aesthetic features
Aesthetic features
| Product Weight | 1430 gram (g) | 395 gram (g) |
|---|
Body material and design
Body material and design
| Diameter | 104 mm (4.09 inches) | 74 mm (2.91 inches) |
|---|---|---|
| Length | 140 mm (5.51 inches) | 89 mm (3.49 inches) |
| Environmental Resistance | Yes | No |
| Filter Diameter | 95 millimeter (mm) | 67 millimeter (mm) |
| Zoom mechanism | Rotary (extending length) | Rotary (internal) |
| Power Zoom | No | No |
| Zoom Lock | No | No |
| Tripod Mount Tab | No | No |
| Material | - | Metal mount |
| Hood | - | Yes |
Other items or details
Other items or details
| Release Date |
|---|
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User Rating Comparison
Canon Rf 28 70Mm F2L Usm
0
/10
from total 1 Vote
Sigma 18-50mm F2.8-4.5 DC OS HSM Lens
0
/10
from total 1 Vote
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