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Canon RF100- vs Tamron 150-

Updated July 2026 — Canon RF100- wins on focus distance, Tamron 150- wins on weight and length.

The Canon RF100-400mm offers excellent value with its lightweight design and strong stabilization, while the Tamron 150-500mm provides superior reach and versatility. Choose based on your specific needs.

Why Canon RF100- is better

Price

Canon is about 42% cheaper than Tamron

Weight

Canon is more lightweight, ideal for travel

Minimum Focus

Canon has a better minimum focusing distance

Why Tamron 150- is better

Focal Length

Tamron offers a longer focal length of 500mm

Image Quality

Tamron maintains high image quality throughout zoom

Stabilization

Tamron has effective VC image stabilization

Overall score

Canon RF100-
85
Tamron 150-
78

Specifications

SpecCanon RF100-Tamron 150-
Price$699.00$1199.00
Focal Length100-400mm150-500mm
Stabilization5.5 stopsVC
AutofocusNano USMHigh-speed AF
Minimum Focus2.89 feet1.97 feet

Dimension comparison

Canon RF100-Tamron 150-

Overview of the Canon RF100-400mm and Tamron 150-500mm Lenses

When comparing the Canon RF100-400mm F5.6-8 IS USM and the Tamron 150-500mm f/5-6.7 Di III VC VXD, it's evident that both lenses cater to photography enthusiasts seeking a versatile telephoto experience. The Canon lens is priced at $699.00, while the Tamron lens is significantly higher at $1,199.00, making the Canon about 42% cheaper than its competitor. This price difference is a critical factor for photographers on a budget seeking quality without breaking the bank.

Design and Build Quality

The Canon RF100-400mm has been designed with portability in mind, boasting a compact and lightweight profile that makes it ideal for wildlife and travel photography. Its design is intended for easy handling, allowing photographers to shoot comfortably for extended periods. Conversely, the Tamron 150-500mm is also designed for handheld shooting, but at the extended focal length of 500mm, it remains relatively compact. Both lenses emphasize functionality, but the Canon's lightweight nature might appeal more to those who prioritize mobility in their gear, especially over long shooting sessions.

Focal Length and Versatility

With a focal length range of 100-400mm, the Canon RF100-400mm offers a versatile zoom range suitable for capturing a variety of subjects, including wildlife and sports. It can extend even further when used with RF tele extenders, reaching up to 800mm. The Tamron 150-500mm, on the other hand, provides an impressive focal range of 150-500mm, making it a more powerful option for ultra-telephoto needs. This extended range allows for dramatic close-ups and detailed shots of distant subjects, making it a favorite for enthusiasts who focus on wildlife or sports photography.

Image Quality and Stabilization

The Canon RF100-400mm lens features an Optical Image Stabilizer that offers up to 5.5 stops of shake correction, which enhances image clarity, particularly in low-light conditions. When paired with an EOS R series camera featuring In-Body Image Stabilization, this can increase to 6 stops. The Tamron 150-500mm lens, however, boasts impressive image quality throughout its zoom range and incorporates Vibration Compensation (VC) for high-level image stabilization. This makes both lenses strong contenders for sharp imagery, but the specific stabilization claims suggest that the Canon might have a slight edge when paired with compatible cameras.

Autofocus Performance

Autofocus is a critical feature for both lenses, and both manufacturers have equipped their products well. The Canon RF100-400mm uses Canon’s Nano USM technology, which promises high-speed, smooth, and quiet autofocus, making it particularly effective for capturing fast-moving subjects. The Tamron 150-500mm lens also features high-speed autofocus capabilities, ensuring that photographers can quickly capture fleeting moments. While both lenses deliver reliable autofocus performance, the Canon’s specific mention of quiet operation could be more beneficial in wildlife photography scenarios where silence is crucial.

Minimum Focus Distance

The minimum focusing distance is another vital aspect for photographers who enjoy capturing close-up shots. The Canon RF100-400mm has a minimum focusing distance of 2.89 feet at 200mm, offering a maximum magnification of 0.41x at 400mm. In contrast, the Tamron 150-500mm lens allows for a minimum object distance of 23.6 inches, which is about 1.97 feet. Although both lenses allow for close-up photography, the Canon provides a slightly better minimum focusing distance, making it a more attractive option for those who frequently shoot at medium distances.

Target Audience and Use Cases

The Canon RF100-400mm lens is well-suited for photographers who prioritize portability, especially those who engage in travel, wildlife, and sports photography. Its lightweight design and compact size make it perfect for on-the-go shooting. Meanwhile, the Tamron 150-500mm lens appeals to those seeking ultra-telephoto capabilities with an emphasis on versatility and high image quality. It's ideal for photographers who want to delve into the world of long-range photography without compromising image quality, especially in dynamic environments.

Which should you buy?

Deciding between the Canon RF100-400mm and the Tamron 150-500mm ultimately comes down to your specific needs and budget. The Canon RF100-400mm is about 42% cheaper, making it a strong choice for those looking for a lightweight, versatile lens with excellent stabilization and autofocus features. However, if you require the extended reach of 500mm and are willing to invest more, the Tamron lens offers impressive versatility and image quality throughout its zoom range. Both lenses have unique strengths, so choose based on your preferred shooting style and budget considerations.