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| Editiorial reviews | ||
| User rating |
 Canon EF 28mm f/1.8 USM |  Canon EF 28mm f/2.8 | |
|---|---|---|
| Lens type |
|
|
| Lens mount | Canon EF | Canon EF |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Max Format size | Full-frame | Full-frame |
| Focal length | < 28 | < 0.3 |
| Maximum magnification | 1.13 x | 0.13 x |
| Image stabilisation | no | no |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Aperture max | 1.8 | 2.8 |
| Aperture min | 22 | 22 |
| Aperture ring | no | no |
| Number of diaphragm blades | 7 | 5 |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Focus method |
|
|
| Autofocus | yes | yes |
| Autofocus motor type | Ultrasonic | Micromotor |
| Full-time Manual focusing | yes | no |
| Closest focusing distance | 0.25 | 0.3 |
| Distance scale | yes | yes |
| Depth of field (DoF) scale | yes | yes |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Construction | Fixed | Fixed |
| Elements | 10 | 5 |
| Groups | 9 | 5 |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Colour of product | Black | Black |
| Body materials |
|
|
| Optional accessories |
|
|
| Tripod collar | no | no |
| Hood supplied | yes | no |
| Filter thread | yes | yes |
| Sealing | no | no |
| Canon EF 28mm f/1.8 USM | Canon EF 28mm f/2.8 | |
|---|---|---|
| Weight | 10.93 oz | 6.53 oz |
| Diameter | 2.9 in | 2.65 in |
| Length | 2.19 in | 1.67 in |
| Filter size | 2.28 in | 2.05 in |
| Pros | ||
|---|---|---|
| Cons |
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