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Canon RF 20mm F1.4 L VCM Lens Compared to the Canon RF 15-35mm F2.8 L IS USM Lens
| Specifications | Canon RF 20mm F1.4 L VCM Lens | Canon RF 15-35mm F2.8 L IS USM Lens |
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| Year Introduced | 2025 | 2019 |
| Mounts On | Full-Frame, APS-C | Full-Frame, APS-C |
| Lenses / Groups | 15/11 | 16/12 |
| Angle of View: Diagonal | 94º | 110° 30'- 63° |
| Angle of View: Horizontal | 100° 25' - 54° | |
| Angle of View: Vertical | 77° 20' - 38° | |
| Aperture | ||
| Aperture Range - Wide / Long | f/1.4-16 | f/2.8-22 |
| Number of Aperture Blades | 11 | 9 |
| Rounded Aperture? | Y | Y |
| Weight | ||
| Manufacturer Specification Weight | 18.3 oz (519g) | 29.7 oz (840g) |
| Actual Weight | 18.3 oz (518.2g) | 29.5 oz (835g) |
| Lens Hood Weight | 0.8 oz (22.9g) | 0.9 oz (25g) |
| In-Use Weight | 19.1 oz (541.1g) | 30.4 oz (860g) |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.01 x 3.91” (76.5 x 99.3mm) | 3.48 x 4.99” (88.5 x 126.8mm) |
| Measured Size (DxL) | 3 x 4.18” (76 x 106.1mm) | 3.48 x 5.25” (88.4 x 133.4mm) |
| Max Length at Full Extension | 4.18” (106.1mm) | 5.78” (146.7mm) |
| Internal Zoom? / Extends with Zoom? | N / Y | |
| Zoom Extension Length | 0.52” (13.3mm) | |
| Internal Focusing? / Extends with Focusing? | Y / N | Y / N |
| Lens Hood Size (DxL) | 3.49 x 1.31” (88.6 x 33.3mm) | 4.04 x 1.24” (102.6 x 31.6mm) |
| Lens Length with Hood (Min-Max) | 5.26 - 5.26” (133.7 - 133.7mm) | 6.34 - 6.86” (161 - 174.3mm) |
| Size of Rings: Focus / Zoom | 1.03” (26.1mm) | 0.76” / 1.63” (19.2mm / 41.3mm) |
| Filter Size | 67mm UV ► CP ► | 82mm UV ► CP ► |
| Front Element (Filter Mount) Rotates | N | N |
| Focus | ||
| AF Motor Type | VCM, Nano USM | Nano USM |
| Full Time Manual Focus | Y | Y |
| Focus Ring Rotation | 360° | 313 ° |
| Focus Limiter? / Focus Limiter Ranges | N | N |
| Distance Scale? / Type | N | N |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 7.87” (200mm) | 11.02” (280mm) |
| Tested Min Focus Distance (Wide / Long) | 7.52” (191mm) | 10.51” / 10.63” (267mm / 270mm) |
| Maximum Magnification | 0.19x | 0.21x |
| Features | ||
| Zoom Ring Rotation | 60 ° | |
| Tripod Ring Included? / Removable? | N | N |
| Zoom Ring Lock Switch? | N | |
| Lens Hood Included / Model? | Y / EW-73H Buy ► | Y / EW-88F Buy ► |
| Weather Sealed? / Filter Required? | Y / | Y / |
| Image Stabilization? / Stops? / Tripod Sensing? | N | Y / 5.0 / 7.0 / |
| Extender Compatible? | N | N |
| Case Included? / Type? | Y / LP1219 Buy ► | Y / LP1222 Buy ► |
| 47.25" x 31.5" Subject Framing Distance | 20mm = 30.71" | 15mm = 2.08' 20mm = 2.64' 24mm = 3.08' 28mm = 3.55' 35mm = 4.23' |
| 1200mm x 800mm Subject Framing Distance | 20mm = 780mm | 15mm = 634mm 20mm = 804mm 24mm = 940mm 28mm = 1081mm 35mm = 1288mm |
| Review | Canon RF 20mm F1.4 L VCM Lens | Canon RF 15-35mm F2.8 L IS USM Lens |
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