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Canon 344B006 EF 24- vs Canon RF100-

Updated July 2026 — Canon 344B006 EF 24- wins on price and versatility, Canon RF100- wins on zoom and weight.

The Canon 344B006 EF 24-105mm f/4.0 L is USM Lens offers versatility and a lower price, while the Canon RF100-400mm F5.6-8 is USM excels in long-distance photography.

Why Canon 344B006 EF 24- is better

Price

Canon 344B006 is $509, cheaper than RF100-400mm.

Versatility

Canon 344B006 is suitable for various photography styles.

Weight

Canon 344B006 is lighter and easier to carry.

Why Canon RF100- is better

Zoom Range

Canon RF100-400mm offers a 100-400mm zoom.

Stabilization

Canon RF100-400mm has superior shake correction.

Autofocus

Canon RF100-400mm features fast Nano USM autofocus.

Overall score

Canon 344B006 EF 24-
78
Canon RF100-
85

Specifications

SpecCanon 344B006 EF 24-Canon RF100-
Focal Length24-105mm100-400mm
Max Aperturef/4.0f/5.6-8
Min Focus45 cm2.89 ft
AutofocusUSMNano USM
Image StabilizationYesYes

Dimension comparison

Canon 344B006 EF 24-Canon RF100-

Overview of the Canon 344B006 EF 24-105mm f/4.0 L is USM Lens

The Canon 344B006 EF 24-105mm f/4.0 L is USM Lens is a versatile zoom lens priced at $509.00. Designed for professional use, it features an image-stabilized ultrasonic motor for quiet and reliable operation, making it suitable for various shooting conditions. With a focal length range of 24-105mm, this lens allows for both wide-angle and moderate telephoto shots, making it a popular choice among photographers. Its sales rank is 1703, indicating a solid presence in the market.

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

The Canon RF100-400mm F5.6-8 is USM is a specialized telephoto lens priced at $699.00. This lens offers a remarkable zoom range of 100-400mm, perfect for capturing distant subjects such as wildlife and sports. It incorporates advanced features like Canon’s Nano USM for fast and quiet autofocus, and its compact and lightweight design enhances portability. While it doesn't have a sales rank listed, its unique capabilities make it an appealing option for specific photography needs.

Image Quality Comparison

Both lenses deliver high image quality, but they are designed for different purposes. The Canon 344B006 EF 24-105mm f/4.0 L is USM is known for its versatility, allowing photographers to switch between wide-angle and moderate telephoto shots with ease. It is equipped with an image stabilizer that enhances usability in low-light conditions. In contrast, the Canon RF100-400mm F5.6-8 is USM focuses on providing high-quality images at longer distances. It features a specialized lens element to correct chromatic aberration, ensuring sharp and vibrant images even at maximum zoom.

Autofocus and Stabilization

When it comes to autofocus and stabilization, both lenses excel but offer different technologies. The Canon 344B006 EF 24-105mm f/4.0 L is USM uses an ultrasonic motor for silent and reliable autofocus, which is beneficial for video and still photography alike. On the other hand, the RF100-400mm F5.6-8 is USM boasts an Optical Image Stabilizer that provides up to 5.5 stops of shake correction, and up to 6 stops when used with compatible EOS R series cameras featuring In-Body Image Stabilization. This makes the RF100-400mm a better option for action shots or handheld shooting at longer focal lengths.

Versatility in Usage

The versatility of the Canon 344B006 EF 24-105mm f/4.0 L is USM makes it an ideal lens for a variety of photography styles, including portraits, landscapes, and event photography. Its minimum focusing distance of 45 cm allows for close-up shots. Conversely, the RF100-400mm F5.6-8 is USM is tailored for specific scenarios, excelling in wildlife, sports, and travel photography. Its extended zoom range brings distant subjects into focus, making it a specialized tool rather than a general-purpose lens.

Build Quality and Design

Both lenses showcase Canon's commitment to build quality, but they differ in design focus. The Canon 344B006 EF 24-105mm f/4.0 L is USM is designed with a robust build that includes weather sealing, making it suitable for challenging conditions. Additionally, it has a filter size of 77mm, allowing for the use of various filters. The RF100-400mm F5.6-8 is USM, while compact and lightweight, is designed to be more portable, making it easier to carry on long shoots. Its design incorporates a control ring for quick adjustments, enhancing user convenience.

Price Comparison

In terms of pricing, the Canon 344B006 EF 24-105mm f/4.0 L is USM is currently available for $509.00, making it about 17% cheaper than the Canon RF100-400mm F5.6-8 is USM, which retails at $699.00. This price difference could be a significant factor for many photographers, particularly those who require a versatile lens without breaking the bank. However, the RF100-400mm’s advanced features and specialization may justify its higher price for certain users.

Which should you buy?

Deciding between the Canon 344B006 EF 24-105mm f/4.0 L is USM and the Canon RF100-400mm F5.6-8 is USM ultimately depends on your photography needs. If you require a versatile lens that excels in various shooting environments, the Canon 344B006 EF 24-105mm f/4.0 L is USM is the better choice due to its lower price and adaptability. However, if your focus is on long-distance photography, particularly for capturing fast-moving subjects, the RF100-400mm F5.6-8 is USM's superior zoom and stabilization features make it the ideal option.