Canon EF vs Canon RF 24-
Updated July 2026 — Canon EF wins on weight, Canon RF 24- wins on focal length and angle of view.
The Canon EF 50mm f/1.8 STM Lens is a budget-friendly option that excels in low-light and portrait photography, while the Canon RF 24-105mm f/4-7.1 IS STM Lens offers versatility and advanced features for various shooting scenarios.
Why Canon EF is better
Price
50mm lens is significantly cheaper
Low-light
50mm lens excels in low-light conditions
Weight
50mm lens is lighter and more portable
Why Canon RF 24- is better
Versatility
24-105mm lens covers a wider focal range
Image Stabilization
24-105mm lens has built-in stabilization
Macro Capability
24-105mm lens allows for close-up shooting
Overall score
Specifications
| Spec | Canon EF | Canon RF 24- |
|---|---|---|
| Price | $169.00 | $476.95 |
| Focal Length | 50mm | 24-105mm |
| Aperture | f/1.8 | f/4-7.1 |
| Stabilization | No | Yes |
| Macro | No | Yes |
Dimension comparison
Overview of the Canon EF 50mm f/1.8 STM Lens
The Canon EF 50mm f/1.8 STM Lens is priced at $169.00, making it an excellent entry point into prime lens photography. This lens is particularly favored for portraits and low-light situations, thanks to its bright maximum aperture of f/1.8. It offers a horizontal angle of view of 40 degrees and a minimum focusing distance of 1.15 feet, which enhances its versatility for various photographic styles. Weighing just 5.6 ounces, it's compact and easy to carry, making it a great everyday lens.
Overview of the Canon RF 24-105mm f/4-7.1 IS STM Lens
The Canon RF 24-105mm f/4-7.1 IS STM Lens, on the other hand, comes with a significantly higher price tag of $476.95. This lens covers a versatile zoom range from wide-angle to short-telephoto, making it ideal for a variety of photography genres, including travel and street photography. With built-in Optical Image Stabilization that provides up to five stops of correction, it excels in low-light conditions. The lens also includes a unique Center Macro Focus position, allowing for a maximum magnification of 1:2, which is advantageous for capturing small details.
Image Quality Comparison
In terms of image quality, the Canon EF 50mm f/1.8 STM Lens is designed to produce sharp images with minimal ghosting and flare due to its new lens coatings. Its maximum aperture of f/1.8 allows for excellent low-light performance and beautiful background blur, thanks to its circular seven-blade diaphragm. The RF 24-105mm f/4-7.1 IS STM Lens, while having a variable maximum aperture, benefits from its Optical Image Stabilizer, which enhances sharpness for stills and provides smoother video footage. Both lenses are capable of producing high-quality images, but the 50mm excels in low-light scenarios due to its larger aperture.
Autofocus Performance
The autofocus performance of both lenses is tailored to different needs. The Canon EF 50mm f/1.8 STM utilizes a stepping motor (STM) for near-silent and continuous autofocus, which is particularly beneficial for video recording. This lens is designed to capture fleeting moments without distraction. Conversely, the Canon RF 24-105mm f/4-7.1 IS STM Lens also features an STM motor that delivers smooth and quiet autofocus, making it suitable for both still photography and video recording. However, the RF lens has the added benefit of full-time manual focus override, providing greater flexibility for precise adjustments, especially for hybrid content creators.
Build and Design
When it comes to build and design, the Canon EF 50mm f/1.8 STM Lens is compact and lightweight, measuring approximately 2.7 x 1.5 inches and weighing only 5.6 ounces. This makes it easy to carry around for extended periods. The RF 24-105mm f/4-7.1 IS STM Lens, while heavier at about 1.5 pounds, offers a more extensive zoom range in a compact design. It includes a configurable Control Ring for quick access to exposure settings, which adds to its usability. Although the RF lens is bulkier, its design caters to those looking for versatility and adaptability in various shooting situations.
Versatility in Use
Versatility is a key factor when choosing between these two lenses. The Canon EF 50mm f/1.8 STM is particularly well-suited for portraits and low-light photography, making it a favorite among portrait and event photographers. In contrast, the Canon RF 24-105mm f/4-7.1 IS STM Lens is built for everyday versatility, covering a focal length range from wide-angle to short-telephoto. This makes it more adaptable for different types of photography, such as landscapes, portraits, and close-ups without the need for multiple lenses. The RF lens excels in dynamic shooting scenarios where changing lenses may not be practical.
Price Comparison
The price difference between these two lenses is significant, with the Canon EF 50mm f/1.8 STM being about 65% less expensive than the Canon RF 24-105mm f/4-7.1 IS STM, which retails for $476.95. This makes the 50mm lens a compelling choice for beginners or those on a budget who still want high-quality optics. While the RF lens offers more versatility and advanced features, the price point may deter casual photographers who do not require a zoom lens.
Which should you buy?
Choosing between the Canon EF 50mm f/1.8 STM Lens and the Canon RF 24-105mm f/4-7.1 IS STM Lens ultimately depends on your specific photography needs. If you're looking for a budget-friendly lens that excels in low-light situations and portrait photography, the EF 50mm f/1.8 is an excellent choice. However, if you require a versatile lens that can handle a variety of shooting scenarios with added features like image stabilization and macro capabilities, the RF 24-105mm f/4-7.1 IS STM is worth the investment. Each lens has its strengths, so your decision should align with your photography style and requirements.

