Canon RF 10-20mm F4 L IS STM vs Canon EF 20mm F2.8 USM
This is a full comparison between the lenses Canon RF 10-20mm F4 L IS STM and Canon EF 20mm F2.8 USM .
Compare Specifications
Product |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Name | Canon RF 10-20mm F4 L IS STM | Canon EF 20mm F2.8 USM |
| Manufacturer | Canon | Canon |
| SKU | ||
Release Date and Price |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Release Year | 2023 | 1992 |
| Release Date | 2023-10-11 | |
| MSRP | N/A | 519 USD |
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Lens Type |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Lens Type | Wide Angle Lens | Wide Angle Lens |
| Zoom or Prime | Zoom lens | Prime lens (no zoom) |
Mount and Compatibility |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Mount | Canon RF | Canon EF |
| Designed for APS-C sensor | No (Suitable for all sensors) | No (Suitable for all sensors) |
Focus |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Autofocus (AF) | Yes | Yes |
| Built-in Autofocus (AF) Motor | Yes | Yes |
| Motor Type | Stepper motor | No information |
| Focus Method | No information | No information |
| Closest Focusing Distance | 25 cm | 25 cm |
| Maximum Magnification | 0,12 | |
Aperture |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Maximum Aperture | F4 | F2,8 |
| Diaphragm Blades | 9 | No information |
Optics |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Construction | 16 elements / 12 groups | 11 elements / 9 groups |
| Special Elements/Coatings | 1 Super UD, 3 UD, and 3 aspherical lenses | No information |
Focal Length |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Focal Length | 10-20 mm | 20 mm |
| Zoom Range | 10 mm | None (Prime lens) No Zoom available. |
| Built-in Teleconverter | No | No |
| Teleconverter Multiplier | N/A | N/A |
| Image Stabilization | Yes | No |
| Image Stabilization CIPA Rating | 5 stops | N/A |
Physical |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Weather Sealing | Yes | No |
| Diameter | 84 mm | 77 mm |
| Length | 112 mm | 70 mm |
| Weight | 570 gr | 405 gr |
Other |
Canon RF 10-20mm F4 L IS STM |
Canon EF 20mm F2.8 USM |
| Filter Type | Not possible to have Filter | Filter Thread |
| Filter Diameter | N/A | 72 mm |
| Lens Hood | Included (Solid Construction) | Not Included |
| Lens Hood SKU | N/A | EW-75 |
| Tripod Collar | N/A | N/A |
| Tripod Collar SKU | N/A | N/A |
