Canon RF RF45mm F1.2 STM 45mm
The f/1.2 maximum aperture delivers exceptionally shallow depth of field and strong low-light performance in a compact 346g body. Its quiet STM autofocus and customizable control ring add handling flexibility uncommon at this brightness. This lens is best for portrait and lifestyle photographers who prioritize dramatic bokeh and a lightweight walk-around prime.
About This Lens
The f/1.2 maximum aperture delivers exceptionally shallow depth of field and strong low-light performance in a compact 346g body. Its quiet STM autofocus and customizable control ring add handling flexibility uncommon at this brightness. This lens is best for portrait and lifestyle photographers who prioritize dramatic bokeh and a lightweight walk-around prime.
- Focal length 45mm
- Max aperture 16
- Mount Canon RF
- Weight g 345
- Af type STM
- Lens type prime
Overview
Performance
Pros & Cons
Pros
- Strong social proof (89th percentile) 89th
- Strong af (87th percentile) 87th
- Strong build (66th percentile) 66th
Cons
- Below average macro (22th percentile) 22th
- Below average versatility (34th percentile) 34th
Specifications
Full Specifications
Optics
| Type | prime |
| Focal Length Min | 45 |
| Focal Length Max | 45 |
| Elements | 9 |
| Groups | 7 |
| Aspherical Elements | 1 |
| Coating | SSC (Super Spectra Coating) |
Aperture
| Max Aperture | 16 |
| Min Aperture | 1.2 |
| Constant | No |
| Diaphragm Blades | 9 |
Build
| Mount | Canon RF |
| Format | Full-Frame |
| Weather Sealed | No |
| Weight | 0.3 kg / 0.8 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | STM |
| Stabilization | No |
Focus
| Min Focus Distance | 450 |
| Max Magnification | 0.13x |
Value & Pricing
Price History
vs Competition
| Spec | Canon RF RF45mm F1.2 STM 45mm | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR Z 28-400mm f/4-8 VR | Panasonic LUMIX S S-R28200 | Viltrox 13mm f1.4 F/1.4 |
|---|---|---|---|---|---|---|
| Focal Length | 45mm | 16-300mm | 18-300mm | 28-400mm | 28-200mm | 13mm |
| Max Aperture | 16 | f/3.5 | f/3.5 | f/4 | f/4 | f/1.4 |
| Mount | Canon RF | Sony E | Fuji X | Nikon Z | L-Mount | Nikon Z |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | false | true | true | false |
| Weight (g) | 345 | 615 | 92 | 726 | 413 | 415 |
| AF Type | STM | HLA | VXD linear motor | STM | Autofocus | STM |
| Lens Type | prime | zoom | zoom | zoom | macro | Wide-Angle |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Canon RF RF45mm F1.2 STM 45mm | 86.8 | 44.3 | 66.1 | 22.1 | 49.1 | 49 | 34.2 | 89.4 | 35.9 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.4 | 83.8 | 58.9 | 85.9 | 98.9 | 76.4 | 99.6 | 89.4 | 99.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.3 | 74.2 | 96.4 | 87.7 | 74.8 | 76.4 | 99.2 | 68.1 | 81.2 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.8 | 77.2 | 51.5 | 81.3 | 97.1 | 70.7 | 98.9 | 74.1 | 98.3 |
| Panasonic LUMIX S S-R28200 Compare | 54.4 | 77.2 | 74.2 | 70.8 | 91.3 | 70.7 | 95.6 | 89.4 | 99.5 |
| Viltrox 13mm f1.4 F/1.4 Compare | 86.8 | 96.4 | 42.1 | 89.4 | 82.8 | 96.2 | 34.2 | 65.1 | 81.2 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
