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Canon EF 75- vs Tamron 18-

Updated July 2026 — Canon EF 75- wins on closest focus and length, Tamron 18- wins on price and zoom ratio.

The Tamron lens offers superior versatility and image quality, making it the better choice for serious photographers.

Why Canon EF 75- is better

Price

Canon lens is significantly cheaper at $169.

Weight

Canon lens is lighter at 1.5 pounds.

Simplicity

Canon lens has a straightforward design.

Why Tamron 18- is better

Versatility

Tamron lens covers a wider focal length range.

Autofocus

Tamron features advanced VXD autofocus.

Image Quality

Tamron maintains high resolution across zoom range.

Overall score

Canon EF 75-
65
Tamron 18-
85

Specifications

SpecCanon EF 75-Tamron 18-
Max Aperturef/4-5.6f/3.5-6.3
Lens Elements1317
Focus SystemMicromotorVXD
Moisture ResistantNoYes
Magnification1:41:2

Dimension comparison

Canon EF 75-Tamron 18-

Overview

The Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens is priced at $169.00, while the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Lens for Sony E APS-C Mirrorless Cameras retails for $599.00. This significant price difference of $430 highlights the varying features and uses of these two lenses, catering to different types of photographers.

Design and Build Quality

In terms of design, the Canon lens is compact and straightforward, ideal for those who prefer a lightweight option at just about 1.5 pounds. Its lens construction consists of 13 elements in 9 groups, focusing on simplicity and ease of use. On the other hand, the Tamron lens boasts a more complex design, delivering a 16.6x zoom ratio, making it suitable for various shooting situations from wide-angle to ultra-telephoto. With a moisture-resistant construction and fluorine coating, the Tamron lens is built for durability, especially in challenging environments.

Focal Length and Versatility

The Canon lens offers a focal length of 75-300mm, which is great for capturing distant subjects, especially in sports or wildlife photography. This range is effective for getting close-ups from a distance. Conversely, the Tamron lens provides a broader focal length of 18-300mm, equivalent to 27mm to 450mm in full-frame terms. This versatility allows photographers to shoot anything from landscapes to macro photography, making it a more all-encompassing option for various genres.

Autofocus and Performance

The Canon EF 75-300mm lens utilizes a front group rotating extension system with a micromotor for focus adjustment, which is adequate for most situations but might not be as fast or precise as more advanced systems. In contrast, the Tamron lens features an advanced VXD (Voice-coil eXtreme-torque Drive) linear motor focus mechanism, ensuring rapid and precise autofocus performance. This makes it particularly well-suited for both still photography and video, providing a significant advantage for dynamic shooting scenarios.

Image Quality

When it comes to image quality, the Canon lens is designed with a straightforward construction that delivers decent results, particularly at its price point. However, the Tamron lens takes image quality up a notch by maintaining high resolving power from the center to the corners throughout its zoom range. This feature is especially beneficial for photographers seeking professional-quality images across various focal lengths and shooting conditions.

Close Focusing Capability

The Canon lens has a closest focusing distance of 1.5m (4.9 ft), which can limit creative macro photography options. In comparison, the Tamron lens excels with a minimum object distance of just 5.9 inches at 18mm, allowing for stunning close-up shots with a maximum magnification ratio of 1:2. This capability enhances the lens's versatility, catering to photographers who enjoy macro shooting and capturing intricate details.

Price and Value

The Canon EF 75-300mm lens is priced at $169.00, making it about 71% cheaper than the Tamron lens, which costs $599.00. While the Canon lens offers basic telephoto capabilities, the Tamron's higher price reflects its advanced features and versatility. Photographers must consider their budget and the types of photography they intend to pursue when weighing the value of each option.

Which should you buy?

Choosing between the Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens and the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Lens ultimately depends on your photography needs and budget. The Canon lens is a great option for those seeking an affordable telephoto lens for basic use. However, if you are looking for versatility, advanced autofocus, and superior image quality, the Tamron lens is worth the investment despite its higher price. Ultimately, consider what features matter most to you and how you plan to use the lens in your photography journey.