Canon RF-S10- vs Canon RF100mm F2.8 L Macro is USM Lens, Medium
Updated July 2026 — Canon RF-S10- wins on max aperture, Canon RF100mm F2.8 L Macro is USM Lens, Medium wins on weight and focal length.
The Canon RF-S10-18mm is ideal for vlogging and versatile shooting, while the RF100mm excels in macro and portrait photography. Choose based on your specific needs.
Why Canon RF-S10- is better
Price
RF-S10-18mm is significantly cheaper at $279.
Weight
RF-S10-18mm is lighter and more portable.
Wide-angle
RF-S10-18mm offers ultra-wide-angle capabilities.
Why Canon RF100mm F2.8 L Macro is USM Lens, Medium is better
Image Quality
RF100mm provides superior image quality for macro.
Aperture
RF100mm has a fixed f/2.8 aperture for low light.
Stabilization
RF100mm features advanced Hybrid IS for macro shooting.
Overall score
Specifications
| Spec | Canon RF-S10- | Canon RF100mm F2.8 L Macro is USM Lens, Medium |
|---|---|---|
| Type | Wide-Angle | Macro |
| Max Mag. | 0.5x | 1.4x |
| IS | 4 Stops | 5 Stops |
| Build | Plastic | L-Series |
| Compatibility | APS-C | Full Frame |
Dimension comparison
Introduction to the Lenses
When it comes to selecting the right lens for your Canon mirrorless camera, the Canon RF-S10-18mm F4.5-6.3 is STM Ultra-Wide-Angle Zoom Lens and the Canon RF100mm F2.8 L Macro is USM Lens stand out as two distinct options tailored for different photographic needs. The RF-S10-18mm is priced at $279.00, while the RF100mm comes in at a significantly higher price of $1,248.95, making it about 347% more expensive. Each lens offers unique features and benefits that cater to various photographic styles, from vlogging to macro photography.
Design and Build Quality
The Canon RF-S10-18mm showcases a compact and lightweight design, making it ideal for travel and vlogging. Weighing less and featuring a compact form factor, it easily fits into a camera bag without adding bulk. In contrast, the RF100mm is designed for durability, featuring a robust build quality typical of Canon's L-series lenses. While the RF100mm provides a more professional feel, its heft may not be as travel-friendly as the RF-S10-18mm, which is tailored for those on the go.
Focal Length and Versatility
The RF-S10-18mm offers an ultra-wide focal length range of 10-18mm, equivalent to 16-29mm on APS-C sensors. This makes it an exceptional choice for capturing expansive landscapes, tight interiors, and dynamic vlogging shots. Conversely, the RF100mm is primarily a medium telephoto macro lens with a fixed focal length of 100mm. This makes it perfect for portraits and detailed macro shots with a maximum magnification of 1.4x. Thus, while the RF-S10-18mm excels in versatility for a variety of shooting scenarios, the RF100mm specializes in close-up and portrait photography.
Image Stabilization
When it comes to image stabilization, the RF-S10-18mm features a 4.0-stop optical image stabilization system, which is quite effective for reducing shake during handheld shooting, especially in wide-angle compositions. On the other hand, the RF100mm boasts a more advanced stabilization system with up to 5 stops of shake correction and Hybrid IS, compensating for angular and shift camera shake, particularly beneficial in macro photography. This means the RF100mm may provide sharper images when shooting in challenging conditions, such as low light or at extreme close distances.
Aperture and Low-Light Performance
The RF-S10-18mm has a variable aperture ranging from f/4.5 to f/6.3, which is suitable for general use but may struggle in low-light conditions. This makes it an ideal lens for bright environments or when using artificial lighting. In contrast, the RF100mm features a fixed f/2.8 maximum aperture, allowing for excellent low-light performance and the ability to achieve a beautifully blurred background. This is particularly advantageous for portrait photography, where subject isolation is key.
Target Audience
The RF-S10-18mm is perfect for content creators, travelers, and hobbyists who need a lens that can adapt to various shooting scenarios. Its lightweight design and wide-angle capabilities make it ideal for vlogging and capturing dynamic scenes. Conversely, the RF100mm is tailored for professionals and serious hobbyists focused on macro and portrait photography, where detail and image quality are paramount. The price point also reflects the target audience, with the RF100mm positioned as a premium option for those demanding high-quality imagery.
Image Quality
Both lenses are designed to deliver outstanding image quality within their respective categories. The RF-S10-18mm utilizes a completely new optical design optimized for mirrorless technology, ensuring sharp images across the frame. It also includes two Ultra-low Dispersion glass elements to reduce chromatic aberration. Meanwhile, the RF100mm is engineered to provide high image quality with its bright f/2.8 aperture, and the SA Control Ring allows for creative adjustments to the bokeh. Each lens excels in image quality but is optimized for different shooting conditions and styles.
Which should you buy?
Choosing between the Canon RF-S10-18mm F4.5-6.3 is STM Ultra-Wide-Angle Zoom Lens and the Canon RF100mm F2.8 L Macro is USM Lens ultimately depends on your specific photographic needs. If you are a vlogger or someone who enjoys capturing landscapes and interiors, the RF-S10-18mm, priced at $279.00, offers versatility and portability. However, if your focus is on macro photography or portraits with stunning detail and background blur, the RF100mm, at $1,248.95, provides superior performance and image quality. Your budget and intended usage will guide you towards the lens that best suits your creative vision.

