| FoM APS-C WC | FoM 35mm WC | FoM APS-C AC | FoM 35mm AC | FoM APS-C BC | FoM 35mm BC | |||
| EF 20mm f2.8 USM | 77% | 38% | 95% | 69% | 100% | 85% | ||
| EF-S 18-55mm f3.5-5.6 (USM) 20 mm (Est) | 57% | #N/A | 76% | #N/A | 90% | #N/A | ||
| EF 16-35mm f2.8L USM 20 mm (Est) | 52% | 22% | 77% | 53% | 100% | 82% | ||
| EF 17-40mm f4L USM 20 mm (Est) | 74% | 40% | 87% | 61% | 100% | 79% | ||
| EF-S 17-85mm f4-f5.6 IS USM 20 mm (Est) | 32% | #N/A | 72% | #N/A | 99% | #N/A | ||
| PD EF 20 f2.8 | 57% | 33% | 67% | 50% | 89% | 74% | ||
| EF 16-35mm f2.8L II USM 20 mm (Est) | 63% | 35% | 80% | 65% | 100% | 86% | ||
| #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | ||