Canon RF 28mm f/2.8 STM vs Canon RF14mm F1.4 L VCM
The bottom line
These cover different focal lengths — the Canon RF 28mm f/2.8 STM is 28mm, the Canon RF14mm F1.4 L VCM is 14mm — so they're not really substitutes. Pick by the field of view you actually need: the Canon RF 28mm f/2.8 STM for standard, the Canon RF14mm F1.4 L VCM for wide-angle.
Choose the Canon RF 28mm f/2.8 STM if…
- ✓You need more reach — it goes to 28mm vs 14mm for distant subjects, wildlife and sport.
- ✓You're on a budget — $299 vs $2,599 leaves more for other gear.
- ✓You value portability — at 120g (4.2 oz) it's lighter than the 578g (1.27 lb) alternative for travel and all-day carry.
- ✓You like close-focus work — 0.26x magnification vs 0.11x.
Choose the Canon RF14mm F1.4 L VCM if…
- ✓You want more light and background blur — f/1.4 is faster than f/2.8, better for low light and subject separation.
- ✓You shoot wide — it starts at 14mm vs 28mm for landscapes, interiors and architecture.
- ✓You work outdoors — it's weather-sealed against dust and moisture; the other isn't.
Where they differ
- ›Aperture: the Canon RF14mm F1.4 L VCM opens to f/1.4 vs the Canon RF 28mm f/2.8 STM's f/2.8 — more light and shallower depth-of-field.
- ›Focal range: Canon RF 28mm f/2.8 STM is 28mm, Canon RF14mm F1.4 L VCM is 14mm — different framing and reach.
- ›Price: the Canon RF 28mm f/2.8 STM is $299, $2,300 under the Canon RF14mm F1.4 L VCM.
- ›Weight: the Canon RF 28mm f/2.8 STM is 120g (4.2 oz) vs 578g (1.27 lb) — you'll feel the difference handheld.
- ›Durability: the Canon RF14mm F1.4 L VCM is weather-sealed; the other isn't.
Frequently asked
Is the Canon RF 28mm f/2.8 STM or the Canon RF14mm F1.4 L VCM better?
These cover different focal lengths — the Canon RF 28mm f/2.8 STM is 28mm, the Canon RF14mm F1.4 L VCM is 14mm — so they're not really substitutes. Pick by the field of view you actually need: the Canon RF 28mm f/2.8 STM for standard, the Canon RF14mm F1.4 L VCM for wide-angle.
Who should choose the Canon RF 28mm f/2.8 STM?
Choose the Canon RF 28mm f/2.8 STM if you need more reach — it goes to 28mm vs 14mm for distant subjects, wildlife and sport. Choose it if you're on a budget — $299 vs $2,599 leaves more for other gear. Choose it if you value portability — at 120g (4.2 oz) it's lighter than the 578g (1.27 lb) alternative for travel and all-day carry. Choose it if you like close-focus work — 0.26x magnification vs 0.11x.
Who should choose the Canon RF14mm F1.4 L VCM?
Choose the Canon RF14mm F1.4 L VCM if you want more light and background blur — f/1.4 is faster than f/2.8, better for low light and subject separation. Choose it if you shoot wide — it starts at 14mm vs 28mm for landscapes, interiors and architecture. Choose it if you work outdoors — it's weather-sealed against dust and moisture; the other isn't.
What is the main difference between the Canon RF 28mm f/2.8 STM and the Canon RF14mm F1.4 L VCM?
Aperture: the Canon RF14mm F1.4 L VCM opens to f/1.4 vs the Canon RF 28mm f/2.8 STM's f/2.8 — more light and shallower depth-of-field.
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 28mm | 14mm |
| Lens Type | Prime | Prime |
| Optical Elements | 9 | 18 |
| Optical Groups | 7 | 13 |
| Aperture & Iris | ||
| Maximum Aperture | f/2.8 | f/1.4 |
| Minimum Aperture | f/22 | f/16 |
| Aperture Blades | 7 | − |
| Rounded Aperture | No | No |
| Coverage & Angle | ||
| Format Coverage | Full-Frame | Full-Frame |
| Lens Mount | Canon RF | Canon RF |
| Angle of View | 75° | 114° |
| 35mm Equivalent | − | − |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | STM | Dual VCM |
| Focus Limiter | No | No |
| AF/MF Switch | No | Yes |
| Min Focus Distance | 19 cm | 24 cm |
| Max Magnification | 0.26x | 0.11x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | No | No |
| Declickable Aperture | No | No |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $299 | $2,599 |
| Filter Size | 43mm | − |
| Diameter | 69.2mm | 76.5mm |
| Length | 24.7mm | 112mm |
| Weight | 120g (4.2 oz) | 578g (1.27 lb) |
| Weather Sealed | No | Yes |
| Tripod Collar | No | No |







