Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle vs Tamron 150-
Updated July 2026 — Tamron 150- leads on max aperture and weight.
The Canon RF28mm F2.8 STM Lens is a budget-friendly option for everyday photography, while the Tamron 150-500mm excels in super-telephoto capabilities. Choose based on your specific needs.
Why Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle is better
Price
Canon lens is significantly cheaper at $299.
Portability
Canon lens is lightweight and compact.
Wide-angle
Canon lens is ideal for everyday and street photography.
Why Tamron 150- is better
Zoom Range
Tamron offers a versatile 150-500mm zoom.
Image Quality
Tamron has superior edge-to-edge resolving power.
Autofocus
Tamron features high-speed VXD autofocus.
Overall score
Specifications
| Spec | Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle | Tamron 150- |
|---|---|---|
| Focal Length | 28mm | 150-500mm |
| Max Aperture | f/2.8 | f/5-6.7 |
| Min Focus Dist. | 9 in | 23.6 in |
| Image Stabilization | No | Yes |
| Coating | Super Spectra | BBAR-G2 |
Dimension comparison
Overview of the Canon RF28mm F2.8 STM Lens
The Canon RF28mm F2.8 STM Lens is a lightweight and compact wide-angle lens priced at $299.00. This lens is designed for full-frame EOS R series cameras, making it an excellent choice for both still photography and videography. Its 28mm focal length provides a versatile perspective that is ideal for various shooting scenarios, including travel and street photography.
This lens features a maximum aperture of f/2.8, allowing for decent low-light performance and creative depth-of-field control. With a minimum focus distance of approximately 9 inches, it enables users to capture close-up shots with a maximum magnification of 0.17x. Notably, the lens incorporates advanced optical technologies such as three aspheric elements and Canon Super Spectra Coating to minimize ghosting and flare, ensuring high image quality.
Overview of the Tamron 150-500mm F/5-6.7 Di III VC VXD
The Tamron 150-500mm F/5-6.7 Di III VC VXD is a super-telephoto zoom lens priced at $1,199.00. This lens is designed for Nikon Z mount mirrorless cameras and offers an impressive zoom range from 150mm to 500mm, making it suitable for wildlife, sports, and landscape photography.
Despite its expansive zoom capabilities, the lens maintains a relatively compact size, measuring just 8.4 inches when retracted. The lens also features Tamron's proprietary VXD autofocus technology, providing high-speed and precise focusing. With a maximum aperture of f/5-6.7, it performs well in various lighting conditions, although users might need more light when shooting at the longer focal lengths. Additionally, the BBAR-G2 coating enhances image clarity and contrast while minimizing lens flare and ghosting.
Price Comparison
When comparing the prices, the Canon RF28mm F2.8 STM Lens is significantly more affordable at $299.00, which is about 75% cheaper than the Tamron 150-500mm, priced at $1,199.00. This stark difference makes the Canon lens an appealing option for budget-conscious photographers or those just starting out.
For those who require a wide-angle lens for everyday photography, the Canon RF28mm offers excellent value without compromising on quality. The Tamron, while more expensive, justifies its price with a versatile zoom range and impressive telephoto capabilities. However, for those needing a specific type of lens, the cost difference is a crucial factor to consider.
Build Quality and Design
In terms of build quality, both lenses exhibit excellent craftsmanship, but they cater to different use cases. The Canon RF28mm F2.8 STM Lens is compact and lightweight, making it an ideal travel companion. Its sleek pancake design allows photographers to easily carry it without it becoming cumbersome.
On the other hand, the Tamron 150-500mm is designed to withstand the rigors of outdoor photography with its moisture-resistant construction and fluorine coating, ensuring durability in various weather conditions. It is slightly bulkier, especially when extended, but the design prioritizes functionality for super-telephoto shooting. While both lenses offer quality builds, the choice largely depends on the photographer's operational needs and preferred shooting style.
Image Quality
Both lenses excel in image quality but serve different photographic needs. The Canon RF28mm F2.8 STM Lens features advanced optical technology, including three aspheric elements, which contribute to its sharpness and clarity. The lens is designed to minimize ghosting and flare, ensuring that images maintain excellent contrast and color fidelity.
In contrast, the Tamron 150-500mm benefits from its BBAR-G2 coating, which enhances clarity and reduces unwanted reflections. Users can expect high resolving power edge-to-edge, making it suitable for capturing fine details even at long distances. Thus, while the Canon lens is optimized for wide-angle shots, the Tamron shines in telephoto situations, making both lenses standout choices within their respective categories.
Autofocus Performance
Autofocus performance differs significantly between the two lenses. The Canon RF28mm F2.8 STM Lens employs a leadscrew type STM focus drive, which is particularly well-suited for smooth and quiet autofocus during video recording. This feature is highly beneficial for content creators who need to focus without distracting noise.
Conversely, the Tamron 150-500mm utilizes a high-speed linear motor autofocus mechanism, known as VXD, which offers fast and precise focusing capabilities, especially crucial for fast-moving subjects like wildlife or sports. This lens also includes Tamron’s VC image stabilization, aiding in reducing camera shake during handheld shooting. Depending on the intended use, both autofocus systems bring strengths relevant to their specific photographic applications.
Versatility and Use Cases
When considering versatility, the Canon RF28mm F2.8 STM Lens is an excellent choice for everyday photography, street photography, and videography. Its wide-angle coverage is suitable for a variety of environments, allowing photographers to capture expansive scenes.
In contrast, the Tamron 150-500mm lens excels in specialized situations, such as wildlife and sports photography, where a longer focal length is necessary. The lens's zoom range allows photographers to quickly adapt to changing scenes without needing to switch lenses. Thus, while both lenses offer versatility, they cater to different types of photography, making the choice largely dependent on the user’s specific needs.
Which should you buy?
Choosing between the Canon RF28mm F2.8 STM Lens and the Tamron 150-500mm F/5-6.7 Di III VC VXD ultimately comes down to your photographic needs and budget. The Canon lens is a practical, budget-friendly option for everyday photography, offering excellent image quality and portability at $299.00. On the other hand, the Tamron lens is ideal for photographers seeking a robust super-telephoto option, albeit at a higher price of $1,199.00.
If you primarily shoot wide-angle scenes or require a compact lens for travel, the Canon RF28mm is the clear choice. However, if your focus is on wildlife or sports photography requiring a longer reach, the Tamron 150-500mm will serve you well. Ultimately, your decision should reflect your shooting style, needs, and budget.

