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BM Premium High-Power 420- vs YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,

Updated July 2026 — BM Premium High-Power 420- wins on zoom and compatibility, YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, wins on aperture and usability.

The High-Power lens excels in zoom capabilities, while the YONGNUO lens is better for low-light photography. Choose based on your specific needs.

Why BM Premium High-Power 420- is better

Zoom Capability

High-Power lens offers 420mm to 1600mm zoom.

Versatility

Compatible with a wider range of Canon cameras.

Long-Distance Clarity

Designed for capturing distant subjects clearly.

Why YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, is better

Low-Light Performance

YONGNUO lens has a faster F1.8 aperture.

Ease of Use

Includes autofocus feature for convenience.

Price Advantage

YONGNUO lens is approximately 5% cheaper.

Overall score

BM Premium High-Power 420-
85
YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
78

Specifications

SpecBM Premium High-Power 420-YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Focal Length420-1600mm50mm
Aperturef/8.3f/1.8
WeightHeavyLight
Focus TypeManualAuto/Manual
Mount TypeEF-MountEF-Mount

Dimension comparison

BM Premium High-Power 420-YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,

Overview

The High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon EOS 80D and the YONGNUO YN50mm F1.8C Lens serve distinct photographic needs, with one focused on extreme zoom capabilities and the other on a wide aperture for low-light conditions. Priced at $139.99, the High-Power lens offers extensive zoom range, while the YONGNUO lens is available for $132.29, making it about 5% cheaper. This comparison will explore their compatibility, features, and ideal use cases.

Compatibility

The High-Power lens is designed for a wide range of Canon cameras including models like the EOS 80D, 90D, and Rebel series. This ensures that photographers with various Canon DSLRs can take advantage of its capabilities. On the other hand, the YONGNUO lens also supports multiple Canon EF mount cameras such as the 5D, 7D, and T3i. Both lenses cover a broad spectrum of Canon's lineup, but the High-Power lens stands out with its compatibility across an even wider array of models, making it more versatile for Canon users.

Zoom versus Aperture

The High-Power lens boasts a remarkable zoom range of 420mm to 1600mm, which is ideal for capturing distant subjects like wildlife or sports events. This capability is enhanced by a 2X Teleconverter, doubling the focal length to an impressive 1600mm. In contrast, the YONGNUO lens features a large aperture of F1.8, which enables excellent performance in low-light conditions and provides beautiful background bokeh for portraits. While the High-Power lens excels in reach, the YONGNUO lens is better suited for scenarios requiring depth of field control and low-light performance.

Image Quality

When it comes to image quality, the High-Power lens offers precision with its sophisticated f/8.3 aperture, ensuring crisp and clear images even at long focal lengths. The lens's design focuses on bringing distant subjects into sharp detail, which is crucial for landscape and wildlife photography. Conversely, the YONGNUO lens, with its F1.8 aperture, provides edge-to-edge sharpness and clarity, particularly in low-light settings. Each lens excels in its domain, with the High-Power lens catering to long-distance clarity and the YONGNUO lens focusing on sharpness and low-light versatility.

Usability

The High-Power lens is a manual focus lens, which may require more skill and patience to achieve the desired focus, especially at its maximum zoom. This could be a disadvantage for beginners or those who prefer the ease of autofocus. In contrast, the YONGNUO lens features both auto focus and manual focus capabilities, providing flexibility for users who want quick adjustments or fine-tuning. This usability factor could make the YONGNUO lens more appealing for casual photographers or those who prioritize convenience.

Price Point

At a price of $139.99, the High-Power lens is slightly more expensive than the YONGNUO lens, which is priced at $132.29. This represents a difference of about $7.70, making the YONGNUO lens approximately 5% cheaper. While both lenses are competitively priced, the cost difference may influence budget-conscious buyers who are looking for performance without breaking the bank.

Ideal Use Cases

The High-Power lens is most suitable for photographers interested in wildlife, sports, or any situation that requires extensive zoom capabilities. Its long focal range makes it a must-have for anyone needing to capture distant subjects. On the other hand, the YONGNUO lens is ideal for portrait photography and low-light environments, where a fast aperture can make a significant difference. Photographers who often work in diverse lighting conditions or who focus on close-up shots may find the YONGNUO lens more beneficial.

Customer Feedback and Popularity

While specific sales ranks were not provided, both lenses are popular choices among Canon users. The High-Power lens appeals to those looking for versatility in long-range photography, while the YONGNUO lens is favored for its quality and affordability. Customer reviews typically highlight the High-Power lens's capability to bring distant subjects into focus, while the YONGNUO lens is often praised for its sharpness and ease of use.

Which should you buy?

Choosing between the High-Power 420-1600mm lens and the YONGNUO YN50mm F1.8C lens ultimately depends on your specific photography needs. If you require extreme zoom capabilities for wildlife or sports photography, the High-Power lens is the clear choice. However, if you prioritize low-light performance and versatility in your shots, the YONGNUO lens offers excellent value. With a slight price advantage, the YONGNUO lens may also be more appealing to those on a budget.