Canon RF75- vs Tamron 25-
Updated July 2026 — Canon RF75- wins on zoom range, Tamron 25- wins on price and weight.
The Canon RF75-300mm offers great value and telephoto capabilities, while the Tamron 25-200mm excels in versatility and close-up performance.
Why Canon RF75- is better
Price
Canon lens is significantly cheaper at $239.
Weight
Canon lens is more portable and lightweight.
Telephoto
Canon lens offers a longer zoom range.
Why Tamron 25- is better
Versatility
Tamron lens covers a wider range from 25mm.
Close-Up
Tamron lens has better close-up capabilities.
Autofocus
Tamron lens features faster autofocus.
Overall score
Specifications
| Spec | Canon RF75- | Tamron 25- |
|---|---|---|
| Focal Length | 75-300mm | 25-200mm |
| Aperture | F4-5.6 | F2.8-5.6 |
| Magnification | N/A | 1:1.9 |
| Warranty | N/A | 6 Years |
| Mount | Canon RF | Sony E |
Dimension comparison
Price Comparison
The Canon RF75-300mm F4-5.6 Zoom Lens is priced at $239.00, making it significantly more budget-friendly than the Tamron 25-200mm F/2.8-5.6 Di III VXD G2, which retails for $899.00. This price difference means that the Canon lens is about 73% cheaper than its Tamron counterpart. For photographers on a tight budget, the Canon lens provides a viable option without sacrificing too much in terms of versatility and performance.
Focal Length and Versatility
The Canon RF75-300mm offers an impressive zoom range of 75-300mm, allowing for a wide variety of shooting scenarios, from distant subjects to more intimate portraits. In contrast, the Tamron 25-200mm has a more limited range but starts at a wider 25mm, which is better suited for everyday photography and capturing wider scenes. While the Canon lens excels in telephoto capabilities, the Tamron's versatility makes it suitable for a broader range of situations, particularly for those who might require a lens that can handle both wide-angle and moderate zoom applications.
Autofocus Performance
The Canon RF75-300mm features Eye Detection AF at the 300mm zoom range, allowing it to focus on subjects’ pupils even when they’re in motion. This is particularly useful for portrait and wildlife photography. The Tamron 25-200mm, on the other hand, boasts a fast and precise VXD autofocus system, making it ideal for capturing fast-moving subjects, such as children and pets. While both lenses provide excellent autofocus capabilities, the choice may ultimately depend on the specific types of photography you engage in, whether it's portraiture or dynamic action shots.
Build Quality and Portability
The Canon RF75-300mm is noted for being compact, lightweight, and portable, akin to the weight of a 500ml water bottle. This makes it an excellent choice for photographers who prioritize ease of transport. The Tamron 25-200mm is also designed to be compact, but it’s worth noting that its advanced features may contribute to a slightly heavier build compared to the Canon. Both lenses are designed for convenience, but the reduced weight of the Canon lens makes it an attractive option for those on the go.
Close-Up Capabilities
When it comes to close-up performance, the Tamron 25-200mm shines with a maximum magnification ratio of 1:1.9 at the 25mm end, making it suitable for half-macro shots. This feature adds a layer of creative possibilities for photographers interested in capturing fine details. In comparison, the Canon RF75-300mm does not specifically highlight close-up capabilities in its features, focusing instead on its impressive zoom range. If close-up photography is a priority for you, the Tamron lens provides a distinct advantage.
Compatibility
The Canon RF75-300mm is exclusively compatible with Canon's EOS R series cameras, such as the R100 and R5, limiting its usability to those who own Canon's mirrorless systems. Conversely, the Tamron 25-200mm is designed for Sony E-mount full-frame and APS-C mirrorless cameras, making it a versatile choice for Sony users. When considering which lens to purchase, compatibility with your existing camera system is crucial, and this distinction could heavily influence your decision.
Warranty and Support
The Tamron 25-200mm lens comes with a 6 Year Limited USA Warranty if purchased from a Tamron Authorized USA Dealer. This added security can offer peace of mind for buyers who may be concerned about potential defects or issues. Meanwhile, the warranty details for the Canon RF75-300mm are not specified in the provided information. If warranty and support are important factors for you, the Tamron lens may have the edge with its extended warranty coverage.
Which should you buy?
Choosing between the Canon RF75-300mm and the Tamron 25-200mm ultimately comes down to your specific needs and camera compatibility. If you're looking for a budget-friendly option with impressive telephoto capabilities, the Canon lens is the clear winner at $239. However, for those who prioritize versatility, close-up performance, and faster autofocus, the Tamron lens, despite its higher price tag of $899, offers features that may justify the investment. Consider your photography style and needs carefully before making a decision.

