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Canon RF-S18- vs Tamron 35-

Updated July 2026 — Canon RF-S18- wins on price and versatility, Tamron 35- wins on weight and build.

The Canon RF-S18-150mm is a budget-friendly option for everyday photography, while the Tamron 35-150mm offers superior optical performance and features for professionals.

Why Canon RF-S18- is better

Price

Canon is significantly cheaper at $569.

Weight

Canon is lighter and more portable.

Versatility

Canon is suitable for casual photographers.

Why Tamron 35- is better

Optical Quality

Tamron has outstanding optical performance.

Aperture

Tamron features a fast F2-2.8 aperture.

Autofocus

Tamron has high-speed VXD autofocus.

Overall score

Canon RF-S18-
70
Tamron 35-
85

Specifications

SpecCanon RF-S18-Tamron 35-
Focal Length18-150mm35-150mm
ApertureF3.5-6.3F2-2.8
Image StabilizationYesNo
Motor TypeSTMVXD
WarrantyNot specified6 years

Dimension comparison

Canon RF-S18-Tamron 35-

Overview of the Canon RF-S18-150mm F3.5-6.3 and Tamron 35-150mm F/2-2.8

The Canon RF-S18-150mm F3.5-6.3 Telephoto Lens is priced at $569.00, making it considerably less expensive than the Tamron 35-150mm F/2-2.8, which retails for $1,499.00. This price difference of approximately 64% highlights the financial consideration for potential buyers. While both lenses serve distinct photography needs, their features and intended usage set them apart significantly.

Design and Build Quality

The Canon RF-S18-150mm is designed specifically for APS-C cameras and is compact and lightweight, making it ideal for everyday photographers. The lens incorporates in-lens optical image stabilization, which enhances its usability in various conditions. In contrast, the Tamron 35-150mm, though heavier at 41.1 oz, offers a more extensive zoom range and a fast aperture of F2-2.8, contributing to its professional-grade design. Ultimately, the choice of design and build quality will depend on the photographer's specific needs and shooting scenarios.

Optical Performance

When it comes to optical performance, the Tamron 35-150mm excels with its outstanding optical quality throughout the zoom range. It is the world's first F2-2.8 fast aperture zoom lens, significantly enhancing low-light capabilities and depth of field control. Meanwhile, the Canon RF-S18-150mm provides a versatile zoom range of 18-150mm, ideal for both wide-angle and telephoto shots. While the Canon lens performs well for everyday photography, the Tamron’s advanced optics make it more suitable for professionals seeking superior image quality.

Autofocus Capabilities

The autofocus mechanisms differ greatly between the two lenses. The Canon RF-S18-150mm features a lead screw-type stepping motor (STM) that ensures smooth and quiet autofocus, making it perfect for video shooting. On the other hand, the Tamron 35-150mm utilizes a VXD linear motor, which offers high-speed and high-precision autofocus, vital for capturing fast-moving subjects. This distinction is crucial for photographers who prioritize autofocus performance, especially in dynamic environments.

Versatility in Photography

The versatility of each lens is tailored to different photography styles. The Canon RF-S18-150mm is a great all-around lens suitable for landscapes, portraits, and sports, making it a perfect companion for casual photographers. In contrast, the Tamron 35-150mm is designed for more specialized uses like portrait and travel photography, offering a broader aperture range for creative depth of field effects. This makes the Tamron more appealing to enthusiasts and professionals who want a lens that can handle various challenging shooting conditions.

Price Comparison

The price difference between the two lenses is substantial, with the Canon RF-S18-150mm priced at $569.00 compared to the Tamron 35-150mm at $1,499.00. This means the Canon lens is about 64% cheaper, making it a more accessible option for hobbyists or those just starting in photography. While the Tamron offers advanced features suitable for professional use, the cost may deter entry-level users or those with budget constraints.

Warranty and Customer Support

Both lenses come with a warranty to ensure customer satisfaction. The Tamron 35-150mm includes a 6-year limited USA warranty, which is a notable advantage for long-term investment protection. Unfortunately, the Canon RF-S18-150mm does not specify a warranty period in the provided data. This difference could influence potential buyers who value warranty length and customer support when making their purchasing decision.

Which should you buy?

Choosing between the Canon RF-S18-150mm F3.5-6.3 and the Tamron 35-150mm F/2-2.8 ultimately depends on your photography needs and budget. If you seek a versatile, budget-friendly lens for everyday use, the Canon is an excellent choice. However, if you require superior optical performance, faster aperture, and professional-grade features, the Tamron is worth the investment despite its higher price. Your specific photographic goals should guide your decision.