Canon RF100- vs Sony E 55-
Updated July 2026 — Canon RF100- wins on zoom and stabilization, Sony E 55- wins on price and weight.
The Canon RF100-400mm offers superior zoom range and autofocus performance, making it ideal for serious photographers, while the Sony E 55-210mm is a budget-friendly option for casual use.
Why Canon RF100- is better
Zoom Range
Canon offers 100-400mm vs Sony's 55-210mm
Autofocus
Canon features advanced Nano USM technology
Image Stabilization
Canon provides up to 6 stops vs Sony's 4 stops
Why Sony E 55- is better
Price
Sony is $328 vs Canon's $699
Weight
Sony is lighter and more portable
Video Performance
Sony's quiet autofocus is ideal for video
Overall score
Specifications
| Spec | Canon RF100- | Sony E 55- |
|---|---|---|
| Focal Length | 100-400mm | 55-210mm |
| Max Aperture | F5.6-8 | F4.5-6.3 |
| Min Focus Dist. | 2.89 ft | 3.28 ft |
| IS Stops | 6 | 4 |
| Weight | 1.5 lbs | 0.8 lbs |
Dimension comparison
Overview
When comparing the Canon RF100-400mm F5.6-8 IS USM and the Sony E 55-210mm F4.5-6.3 Lens, the clear differences in their specifications and prices set the stage for a detailed analysis. The Canon lens retails for $699.00, whereas the Sony lens is significantly cheaper at $328.00, making it about 53% less expensive than its Canon counterpart. This article will explore various aspects of both lenses to help you decide which one suits your photography needs best.
Build Quality and Design
The Canon RF100-400mm F5.6-8 IS USM offers a compact and lightweight design that does not compromise on image quality. Its build is intended for ease of use, making it suitable for wildlife and sports photography. In contrast, the Sony E 55-210mm F4.5-6.3 Lens is also designed with portability in mind, featuring an aluminum alloy exterior that adds a touch of elegance. While both lenses are compact, the Canon's zoom range extends to 400mm, providing greater versatility for capturing distant subjects.
Zoom Range and Versatility
The zoom capabilities of these two lenses vary significantly. The Canon RF100-400mm offers an impressive zoom range of 100-400mm, ideal for capturing wildlife and sports scenes from a distance. On the other hand, the Sony E 55-210mm has a more limited range, equivalent to 82-315mm in 35mm terms. This makes the Canon lens more versatile for various photography styles, allowing photographers to get closer to their subjects without physically moving.
Image Stabilization
Image stabilization is a crucial feature for achieving clear shots, especially in low-light conditions or at longer focal lengths. The Canon RF100-400mm includes an Optical Image Stabilizer with up to 5.5 stops of shake correction, which increases to 6 stops when paired with compatible EOS R series cameras. In contrast, the Sony E 55-210mm features Optical SteadyShot image stabilization, providing a claimed 4 stops of stabilization. While both systems aim to reduce camera shake, the Canon lens offers a slight edge in stabilization performance.
Autofocus Performance
Autofocus efficiency can make or break a shot, particularly in dynamic environments. The Canon RF100-400mm boasts a high-speed, smooth, and quiet autofocus system thanks to Canon's Nano USM technology. This is particularly beneficial for wildlife and sports photography, where quick adjustments are necessary. The Sony E 55-210mm also features internal focusing for smooth and quiet operation, making it suitable for video capture. However, the Canon lens's advanced autofocus technology may provide a more responsive experience overall.
Minimum Focus Distance
Minimum focus distance is an important factor for close-up photography. The Canon RF100-400mm has a minimum focusing distance of 2.89 feet at 200mm, allowing for impressive close-up shots. The Sony E 55-210mm has a minimum focus distance of 3.28 feet, which is slightly farther away. This gives the Canon an advantage for photographers who wish to capture fine details in their subjects.
Price Comparison
Price is a significant consideration for many photographers. The Canon RF100-400mm is priced at $699.00, while the Sony E 55-210mm is available for $328.00. This makes the Sony lens about 53% cheaper than the Canon lens. If budget constraints are a primary concern, the Sony lens presents a compelling option without sacrificing too much in terms of features, especially for those who primarily shoot at shorter focal lengths.
Conclusion
Both the Canon RF100-400mm F5.6-8 IS USM and the Sony E 55-210mm F4.5-6.3 Lens offer unique strengths and weaknesses. The Canon lens excels in zoom range, autofocus performance, and image stabilization, making it an excellent choice for serious photographers aiming for high-quality results in dynamic environments. Conversely, the Sony lens is an affordable option that still offers decent performance for casual photography and videography.
Which should you buy?
If you're looking for versatility, superior stabilization, and advanced autofocus technology, the Canon RF100-400mm F5.6-8 IS USM is worth the investment at $699.00. However, if you are on a budget and primarily shoot at shorter distances, the Sony E 55-210mm F4.5-6.3 Lens at $328.00 provides great value and performance for everyday photography needs. Ultimately, your choice should align with your specific photography goals and budget.

