Comparison of Canon EF-S 18-55mm f/3.5-5.6 USM and Pentax 18-55mm ƒ/3.5-5.6 AL II SMC DA [S]ave
| Attribute |  Canon EF-S 18-55mm f/3.5-5.6 USM × |  Pentax 18-55mm ƒ/3.5-5.6 AL II SMC DA × |
|---|---|---|
| Filter Size (mm) | 58 | 52 |
| Notes | EF-S lens mount, exclusively for EOS 20D, Digital Rebel, and newer bodies with APS-C sensors. | Included Accessories: PH-RBA Lens Hood |
| Closest Focus (m) | 0.28 | 0.25 |
| Magnification Ratio (x) | 0.28 | 0.34 |
| Type | Standard Zoom | Standard Zoom |
| Length (mm) | 66 | 67.5 |
| APS Equivalent | 29 - 88mm | 27 - 82.5mm |
| Zoom System | Rotary | Rotary |
| Image Circle | APS-C | APS-C |
| Focal Length (mm) | 18.00 - 55.00 | 18.00 - 55.00 |
| Brand | Canon | Pentax |
| Name | Canon EF-S 18-55mm f/3.5-5.6 USM | Pentax 18-55mm ƒ/3.5-5.6 AL II SMC DA |
| Weight (g) | 190 | 220 |
| Aperture (f) | 3.50 - 38.00 | 3.50 - 40.00 |
| Diaphragm Blades | 6 | 6 |
| Diagonal Angle of View (degree) | 27.80 - 75.30 | 29.00 - 76.00 |
| Lens Construction | 11 elements in 9 groups; 1 aspherical element | 11 elements in 8 groups |
| Diameter (mm) | 69 | 68 |
| Focus Details | Inner focusing; USM | Internal, with Quick-shift Focus System |
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