Canon RF RF 28mm f/2.8 STM 28mm
At just 57 grams, this 28mm f/2.8 prime uses three aspherical elements and Super Spectra Coating to deliver edge-to-edge sharpness with minimal flare. Its gear-type STM motor provides silent autofocus and a customizable control ring adds direct tactile control for video. This lens suits street photographers and vloggers needing an ultra-compact, discreet wide-angle for full-frame EOS R cameras.
Focal length 28mm
Aperture 22
Mount Canon RF
Weight 120 g
af type STM
lens type prime
61 Overall Score
Price CA$423
Snapshot
Pros & Cons
Pros
- Strong build (93th percentile) 93th
- Strong user sentiment (92th percentile) 92th
- Strong af (87th percentile) 87th
- Strong social proof (68th percentile) 68th
Cons
- Below average bokeh (16th percentile)
- Below average aperture (24th percentile)
- Below average macro (33th percentile)
- Below average versatility (34th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews — so you can see whether early praise held up.
Owner sentiment has held steady over time
92/100Our AI sentiment read
Based on 50 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Optics
| Type | prime |
| Focal Length Min | 28 |
| Focal Length Max | 28 |
| Elements | 8 |
| Groups | 6 |
| Aspherical Elements | 3 |
| Coating | Super Spectra Coating |
Aperture
| Max Aperture | 22 |
| Min Aperture | 2.8 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Canon RF |
| Format | full-frame |
| Weather Sealed | No |
| Weight | 0.1 kg / 0.3 lbs |
| Filter Thread | 55 |
AF & Stabilization
| AF Type | STM |
| Stabilization | No |
Focus
| Min Focus Distance | 231 |
| Max Magnification | 0.17x |
vs Competition
| Spec | Canon RF RF 28mm f/2.8 STM 28mm | 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 | Viltrox 13mm F1.4 f/1.4 E STM Auto Focus Ultra Wide Angle | Panasonic LUMIX S S-R28200 |
|---|---|---|---|---|---|---|
| Focal Length | 28mm | 16-300mm | 18-300mm | 28-400mm | 13mm | 28-200mm |
| Max Aperture | 22 | f/3.5 | f/3.5 | f/4 | f/1.4 | f/4 |
| Mount | Canon RF | Sony E | Fuji X | Nikon Z | Sony E | L-Mount |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | false | true | false | true |
| Weight (g) | 120 | 615 | 92 | 726 | 415 | 413 |
| AF Type | STM | HLA | VXD linear motor | STM | STM | Autofocus |
| Lens Type | prime | zoom | zoom | zoom | Wide-Angle | macro |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Canon RF RF 28mm f/2.8 STM 28mm | 86.9 | 15.7 | 93.4 | 33.4 | 58.2 | 24.4 | 91.7 | 34.2 | 67.5 | 36 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.5 | 84.3 | 59 | 85.9 | 98.9 | 76.9 | 0 | 99.6 | 78 | 99.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.3 | 74.9 | 96.6 | 87.7 | 74.6 | 76.9 | 30.1 | 99.2 | 83.1 | 81.3 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.9 | 77.8 | 51.6 | 81.3 | 97 | 71.2 | 0 | 98.9 | 83.1 | 98.3 |
| Viltrox 13mm F1.4 f/1.4 E STM Auto Focus Ultra Wide Angle Compare | 86.9 | 96.6 | 42.1 | 89.4 | 82.6 | 96.4 | 80.8 | 34.2 | 74 | 81.3 |
| Panasonic LUMIX S S-R28200 Compare | 54.5 | 77.8 | 74.5 | 70.8 | 91.2 | 71.2 | 0 | 95.6 | 62.2 | 99.5 |
Price
Value & Pricing
From CA$423
Amazon.ca 1 offers From CA$423
B&H Photo 1 offers From CA$455
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
