Canon RF24- vs Canon RF28-
Updated July 2026 — Canon RF24- leads on price and build.
The Canon RF24-70mm F2.8 L is USM lens offers superior features for professionals, while the RF28-70mm F2.8 IS STM lens is a great budget-friendly option for casual photographers.
Why Canon RF24- is better
Image Quality
RF24-70mm has advanced optical stabilization and low-light performance.
Autofocus
RF24-70mm features faster and quieter autofocus technology.
Durability
RF24-70mm has superior weather-resistant construction.
Why Canon RF28- is better
Price
RF28-70mm is significantly cheaper.
Weight
RF28-70mm is lighter and more portable.
Compactness
RF28-70mm is designed for everyday carry.
Overall score
Specifications
| Spec | Canon RF24- | Canon RF28- |
|---|---|---|
| Aperture | f/2.8 | f/2.8 |
| Focal Length | 24-70mm | 28-70mm |
| Stabilization | 5 Stops | Standard |
| Weather Resistance | Yes | Yes |
| Autofocus Type | Nano USM | STM |
Dimension comparison
Price Comparison
The Canon RF28-70mm F2.8 IS STM is significantly cheaper than the Canon RF24-70mm F2.8 L is USM lens, priced at $1,098.95 compared to $2,599.00. This makes the RF28-70mm about 58% less expensive, appealing to those looking for quality on a budget. While the RF24-70mm offers advanced features and is designed for professional use, the price difference is substantial enough that many casual photographers might find the RF28-70mm a more attractive option without sacrificing too much in terms of performance.
Image Quality
Both lenses promise high image quality, but they cater to different needs. The Canon RF24-70mm F2.8 L is USM lens is noted for its bright f/2.8 aperture and optical image stabilization that corrects up to 5 stops of shake. This lens is particularly beneficial for low-light shooting and ensures sharp images across its zoom range. On the other hand, the RF28-70mm F2.8 IS STM lens boasts equal image quality to an L-series lens, leveraging advanced optical design with 2 UD elements and 2 aspheric lenses to minimize chromatic aberration. This means both lenses deliver impressive results, but the RF24-70mm is more suited for professionals needing robustness in challenging conditions.
Construction and Durability
In terms of construction, the RF24-70mm is designed with a dust- and weather-resistant build, making it highly durable for outdoor photography. It also features a fluorine coating for added protection. The RF28-70mm, while not branded as an L-series lens, still offers impressive durability and is weather-resistant, making it suitable for harsh environments. Both lenses are built to withstand the rigors of photography, but the RF24-70mm may have a slight edge in extreme conditions due to its superior protective features.
Autofocus Performance
The Canon RF24-70mm F2.8 L is USM lens features Canon’s Nano USM technology, which provides high-speed, smooth, and quiet autofocus. This is especially advantageous for videographers and photographers who need to track moving subjects seamlessly. In contrast, the RF28-70mm also offers a reliable autofocus system but lacks the advanced capabilities found in the RF24-70mm. As a result, the RF24-70mm is better suited for those who prioritize fast and precise autofocus performance in dynamic shooting environments.
Focal Length Versatility
The RF24-70mm has a focal length of 24-70mm, making it a versatile standard zoom lens that covers a wide range of photography needs, from portraits to landscapes. The RF28-70mm has a slightly different range of 28-70mm, which makes it a convenient mid-range option but may limit its effectiveness for wider shots. While both lenses are excellent for general photography, those who require a broader focal range may find the RF24-70mm more appealing.
Weight and Portability
The Canon RF28-70mm F2.8 IS STM lens is lighter and more compact, weighing just over one pound, making it an ideal everyday carry lens. This portability is a significant advantage for travel photographers or anyone who needs to minimize their gear load. The RF24-70mm, while still manageable, is larger and may be less convenient for long shooting sessions. For users who prioritize a lightweight setup, the RF28-70mm is a compelling choice.
Target Audience
The target audience for each lens differs slightly. The Canon RF24-70mm F2.8 L is USM lens is aimed at professional photographers who require high-performance features for demanding shoots. Its robust build and advanced technology justify its higher price tag. Conversely, the RF28-70mm F2.8 IS STM lens is tailored for content creators and casual photographers who seek high-quality results without the hefty investment. This makes the RF28-70mm an appealing option for those who want versatility and performance at a lower price point.
Which should you buy?
Choosing between the Canon RF24-70mm F2.8 L is USM and the Canon RF28-70mm F2.8 IS STM ultimately depends on your photography needs and budget. If you are a professional photographer requiring superior image quality, advanced autofocus, and robust construction, the RF24-70mm is the better investment despite its higher price. However, if you are a casual photographer or content creator looking for an excellent lens that balances performance and price, the RF28-70mm is a fantastic choice at roughly 58% less than its competitor.

