Canon RF75- vs Tamron 18-
Updated July 2026 — Canon RF75- wins on price and accessories, Tamron 18- wins on zoom and weight.
The Canon RF75-300mm offers excellent value and portability, while the Tamron 18-300mm excels in versatility and advanced features.
Why Canon RF75- is better
Price
Canon is significantly cheaper at $239.
Portability
Canon is compact and lightweight.
Accessories
Canon includes a UV filter and cleaning kit.
Why Tamron 18- is better
Zoom Range
Tamron has a wider 18-300mm range.
Autofocus
Tamron features advanced autofocus and stabilization.
Versatility
Tamron is suitable for various photography styles.
Overall score
Specifications
| Spec | Canon RF75- | Tamron 18- |
|---|---|---|
| Focal Length | 75-300mm | 18-300mm |
| Aperture | F4-5.6 | F3.5-6.3 |
| Stabilization | No | Yes |
| Focus Type | Servo AF | VXD |
| Warranty | Standard | 6 Years |
Dimension comparison
Overview of the Canon RF75-300mm and Tamron 18-300mm
The Canon RF75-300mm F4-5.6 Zoom Lens is priced at $239.00, making it a budget-friendly option compared to the Tamron 18-300mm, which retails for $599.00. This substantial price difference of $360 indicates that Canon's offering may appeal to those seeking a more economical lens without sacrificing quality. The Tamron lens, on the other hand, boasts a versatile zoom range and advanced features, justifying its higher price point for serious photographers.
Design and Portability
The Canon RF75-300mm is compact and lightweight, designed for portability, weighing about the same as a 500ml water bottle. This makes it an ideal choice for photographers who prioritize ease of transport, especially during travel or outdoor shooting. The Tamron 18-300mm also emphasizes a compact design, specifically tailored for APS-C cameras, making it suitable for everyday photography. However, the larger zoom range of the Tamron might make it slightly bulkier. Overall, if you are looking for a lens that is easy to carry, the Canon RF75-300mm is the winner in this category.
Zoom Range and Versatility
The Canon RF75-300mm offers a zoom range of 75-300mm, while the Tamron 18-300mm provides an impressive 18-300mm range. This gives the Tamron a 16.6x zoom capability, making it highly versatile for various photographic scenarios, from landscapes to portraits. The Canon lens excels in the telephoto range, which is excellent for wildlife and sports photography. However, if you need a lens that can handle a broader range of situations without changing lenses, the Tamron 18-300mm is the superior choice.
Autofocus and Image Stabilization
Autofocus performance is crucial for capturing sharp images, and both lenses have notable features in this regard. The Canon RF75-300mm includes Eye Detection technology that works effectively even at the 300mm focal length, ensuring sharp focus on subjects' pupils during still and video shooting. In contrast, the Tamron 18-300mm is equipped with a high-speed linear motor focus mechanism and Vibration Compensation (VC) for stable shooting. The Tamron lens's autofocus and stabilization features may provide a more reliable shooting experience in various conditions, making it a strong contender for action photography.
Intended Use Cases
The Canon RF75-300mm lens is particularly well-suited for wildlife and sports photography due to its long focal length and compact design. It allows photographers to capture distant subjects with clarity. The Tamron 18-300mm, with its versatile zoom range, is ideal for travel, landscapes, and portraits, making it an excellent all-in-one solution for photographers who prefer to minimize lens changes. If your focus is on specialized shooting like wildlife, the Canon may be preferable, but for general versatility, the Tamron stands out.
Accessories and Add-ons
The Canon RF75-300mm comes with essential accessories, including a UV filter, lens cap keeper, and a cleaning kit, adding significant value to the purchase. In contrast, while the Tamron 18-300mm does not include specific accessories, it is backed by a 6-Year Limited USA Warranty when purchased from an authorized dealer, which can provide peace of mind in terms of quality and support. For those who appreciate added value in their purchase, the Canon lens has the edge due to its comprehensive accessory package.
Price Comparison
The Canon RF75-300mm is priced at $239.00, while the Tamron 18-300mm is available for $599.00, making the Canon lens about 60% cheaper. This significant price gap may be a deciding factor for budget-conscious photographers who still want quality performance. The Tamron lens justifies its higher price with its extensive zoom range and advanced features, but for those looking to save, the Canon lens still offers excellent value.
Which should you buy?
Choosing between the Canon RF75-300mm and the Tamron 18-300mm ultimately depends on your specific needs as a photographer. If you prioritize portability, cost-effectiveness, and specialized telephoto capabilities, the Canon RF75-300mm is an excellent choice. However, if you're looking for an all-in-one solution that covers a wider range of photographic scenarios and offers advanced autofocus and stabilization features, the Tamron 18-300mm would be the better investment.

