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Canon RF-S18- vs YONGNUO

Updated July 2026 — Canon RF-S18- wins on zoom range and aperture, YONGNUO wins on price.

The Canon RF-S18-45mm offers better versatility and affordability, while the YONGNUO 35mm excels in image quality and low-light performance.

Why Canon RF-S18- is better

Price

Canon is $41 cheaper

Versatility

Canon has a zoom range of 18-45mm

Portability

Canon is compact and lightweight

Why YONGNUO is better

Image Quality

YONGNUO has a larger aperture for low light

Build Quality

YONGNUO features a metal construction

Specialization

YONGNUO is designed for portrait photography

Overall score

Canon RF-S18-
85
YONGNUO
78

Specifications

SpecCanon RF-S18-YONGNUO
Focal Length18-45mm35mm
ApertureF4.5-6.3F1.8
StabilizationYesNo
AutofocusSTMQuiet
CompatibilityAPS-CSony E-mount

Dimension comparison

Canon RF-S18-YONGNUO

Introduction to the Canon RF-S18-45mm and YONGNUO 35mm Lenses

In this comparison, we will look at the Canon RF-S18-45mm F4.5-6.3 Lens and the YONGNUO 35mm F1.8 Art Auto Focus Lens for Sony E Mount. The Canon lens is priced at $87.00, while the YONGNUO lens is priced at $128.00, making the Canon lens about 32% cheaper. Both lenses cater to specific needs in photography, with unique features that appeal to different users.

Build Quality and Design

When considering build quality and design, the YONGNUO 35mm F1.8 boasts a metal bayonet and outer shell, offering durability, while the Canon RF-S18-45mm is noted for its compact and lightweight structure. The YONGNUO lens also includes a dustproof and waterproof rubber ring, which enhances its usability in various environments, while the Canon lens’s clever retraction mechanism allows it to fit easily into a camera bag. This aspect makes the Canon lens particularly appealing for photographers seeking portability.

Image Quality

In terms of image quality, the YONGNUO 35mm F1.8 is designed with ten elements in nine groups, along with two ultra-low dispersion glass lenses that effectively reduce chromatic dispersion. This lens is tailored for capturing dynamic moments with minimal motion blur. Conversely, the Canon RF-S18-45mm features two aspheric elements and Canon's Super Spectra Coating, ensuring excellent image quality across its zoom range. Both lenses offer impressive optical performance, but the YONGNUO lens may have the upper hand in terms of low light capabilities due to its larger aperture.

Autofocus Performance

The autofocus performance of the Canon RF-S18-45mm is enhanced by its lead screw-type stepping motor (STM), providing smooth and quiet operation. This feature is particularly advantageous for video recording, ensuring minimal background noise. The YONGNUO 35mm also emphasizes quiet autofocus, making it suitable for both photography and video. Although both lenses prioritize silent focusing, the Canon lens's STM may offer a slight edge in terms of operational smoothness, especially in quiet environments.

Versatility and Usage

The Canon RF-S18-45mm is a versatile standard zoom lens with a zoom range of 18-45mm, making it suitable for various shooting scenarios from landscapes to portraits. Its automatic APS-C sensor cropping feature when used on full-frame EOS R-series cameras adds to its adaptability. In contrast, the YONGNUO 35mm lens is a prime lens that offers a fixed focal length, which can be limiting but also encourages creativity in composition. While the Canon lens is more versatile for different shooting styles, the YONGNUO lens excels in portraiture with its wider aperture.

Price Comparison

In the price comparison, the Canon RF-S18-45mm is priced at $87.00, making it a more affordable option compared to the YONGNUO 35mm, which retails at $128.00. This price difference of approximately $41.00 could be significant for budget-conscious photographers. With the Canon lens being about 32% cheaper, it offers great value, especially for those who may not need the specialized features of the YONGNUO lens.

Target Audience

The target audience for these lenses varies significantly. The Canon RF-S18-45mm is designed for users of APS-C cameras, particularly those looking for a lightweight and portable option for everyday photography. Its compact nature makes it ideal for travel and casual shooting. On the other hand, the YONGNUO 35mm F1.8 is aimed at photographers who prioritize high image quality and are willing to invest in a specialized lens for portrait and low-light photography. The choice between these two products largely depends on the specific needs and shooting styles of the user.

Which should you buy?

Deciding between the Canon RF-S18-45mm and the YONGNUO 35mm F1.8 comes down to your specific photography needs. If you value versatility, portability, and a lower price point, the Canon lens is the clear choice at $87.00. However, if you prioritize image quality and low-light performance and are willing to invest more, the YONGNUO lens at $128.00 may be worth the extra cost. Ultimately, both lenses offer unique advantages, making them suitable for different types of photographers.