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Canon RF100- vs Tamron 35-

Updated July 2026 — Canon RF100- wins on price and zoom range, Tamron 35- wins on close focus and weight.

The Canon RF100-400mm offers excellent value and portability for wildlife photography, while the Tamron 35-150mm excels in versatility and low-light performance.

Why Canon RF100- is better

Price

Canon RF100-400mm is significantly cheaper at $699.

Weight

Canon RF100-400mm is lighter and more portable.

Zoom Range

Canon RF100-400mm offers a longer zoom range.

Why Tamron 35- is better

Aperture

Tamron 35-150mm has a faster aperture of F2-2.8.

Autofocus

Tamron 35-150mm features high-speed VXD autofocus.

Close Focus

Tamron 35-150mm has superior close-focusing capability.

Overall score

Canon RF100-
78
Tamron 35-
85

Specifications

SpecCanon RF100-Tamron 35-
Focal Length100-400mm35-150mm
Max ApertureF5.6-8F2-2.8
StabilizationYesYes
AutofocusNano USMVXD
Minimum Focus2.89 ft13 in

Dimension comparison

Canon RF100-Tamron 35-

Overview of the Canon RF100-400mm F5.6-8 IS USM

The Canon RF100-400mm F5.6-8 IS USM is a compact and lightweight telephoto lens priced at $699.00. Designed specifically for Canon's EOS R series cameras, this lens is ideal for capturing wildlife and sports photography thanks to its versatile zoom range that extends from 100mm to 400mm. Featuring Canon’s Nano USM technology, it provides fast and quiet autofocus, enhancing the shooting experience. The lens also includes an Optical Image Stabilizer which offers up to 5.5 stops of shake correction, making it easier to get sharp images in various lighting conditions.

Overview of the Tamron 35-150mm F/2-2.8 Di III VXD

The Tamron 35-150mm F/2-2.8 Di III VXD is a fast aperture zoom lens available for $1,499.00. It is specifically designed for Sony E-Mount full-frame and APS-C cameras, marking it as the world's first zoom lens with a maximum aperture of F2-2.8. This lens excels in portrait and travel photography, providing a wide focal range that covers both wide-angle and telephoto perspectives. The VXD linear motor ensures high-speed and high-precision autofocus, while its superior close-focusing capability allows for impressive detail even at a minimum object distance of just 13 inches.

Price Comparison

In terms of pricing, the Canon RF100-400mm is significantly more accessible at $699.00 compared to the Tamron 35-150mm, which retails for $1,499.00. This means that the Canon lens is approximately 53% cheaper than the Tamron option. For photographers on a budget or those just starting out, the Canon RF100-400mm provides excellent value without sacrificing image quality. This price difference is substantial, especially for those who may not require the extensive features of the Tamron lens.

Optical Performance

The Canon RF100-400mm is designed to offer high image quality across its zoom range, aided by a single Ultra Low Dispersion lens element that reduces chromatic aberration. This makes images appear crisp and colorful, even at the longer focal lengths. In contrast, the Tamron 35-150mm is known for its outstanding optical performance throughout its range, boasting a fast aperture that contributes to smooth bokeh effects, ideal for portraiture. Both lenses excel in their respective categories, but the Canon lens shines in providing extended reach, while the Tamron offers versatility with its fast aperture.

Autofocus Capabilities

The Canon RF100-400mm features Canon’s Nano USM technology, which allows for fast and quiet autofocus, making it a great choice for capturing moving subjects without disturbing them. On the other hand, the Tamron lens employs a VXD linear motor that also prioritizes high-speed and precision autofocus. While both lenses are equipped for quick focusing, the choice between them may come down to the specific needs of the photographer—whether they prefer the extended reach of the Canon or the fast aperture capabilities of the Tamron.

Weight and Portability

The Canon RF100-400mm is designed to be compact and lightweight, making it easier to carry on long shoots, particularly in wildlife or travel photography scenarios. The lens is similar in size to the EF 70-300mm, making it a portable option for photographers looking for versatility. In comparison, the Tamron 35-150mm weighs 41.1 ounces and measures 6.2 inches in length, which may be less convenient for extended use. The Canon lens’s lighter build makes it a better option for those who prioritize portability without compromising on performance.

Use Cases

When considering use cases, the Canon RF100-400mm is particularly suited for wildlife and sports photography due to its long zoom range, which allows photographers to capture subjects from a distance. This lens excels in scenarios where getting close to the subject is not feasible. Conversely, the Tamron 35-150mm is versatile enough for both travel and portrait photography, effectively handling a variety of shooting environments. Its fast aperture makes it ideal for low-light conditions and achieving artistic background blur, which is essential for portrait work.

Which should you buy?

Choosing between the Canon RF100-400mm and the Tamron 35-150mm ultimately depends on your specific photographic needs. If you are focused on wildlife or sports photography and need a lightweight, cost-effective option, the Canon RF100-400mm at $699.00 is an excellent choice, providing long reach and high image quality. However, if your work leans more towards portrait and travel photography where a fast aperture is crucial, the Tamron 35-150mm, despite its higher price of $1,499.00, offers superior versatility and performance. Consider your specific requirements, shooting style, and budget to make the best decision.