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Big Mike's High-Power 420- vs YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Updated July 2026 — Big Mike's High-Power 420- wins on zoom and compatibility, YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus wins on aperture and price.

The High-Power Telephoto Zoom Lens excels in zoom capabilities, while the YONGNUO lens offers affordability and low-light performance. Choose based on your photography needs.

Why Big Mike's High-Power 420- is better

Zoom Range

420mm to 1600mm zoom capability

Compatibility

Fits a wider range of Canon models

Detail Capture

Better for long-distance photography

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

Price

More affordable at $82.00

Low-Light

Larger f/1.8 aperture for low-light performance

Auto Focus

Supports both auto and manual focus modes

Overall score

Big Mike's High-Power 420-
85
YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
75

Specifications

SpecBig Mike's High-Power 420-YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
Focal Length420-1600mm50mm
Aperturef/8.3f/1.8
Focus TypeManualAuto/Manual
WeightHeavyLight
Mount TypeEF-MountEF-Mount

Dimension comparison

Big Mike's High-Power 420-YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Overview of the Telephoto Zoom Lens

The High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens is designed for photographers who need to capture distant subjects with clarity. This lens provides a significant zoom range, allowing you to photograph wildlife, sports, and landscapes from afar. In contrast, the YONGNUO YN50mm F1.8 Lens offers a much shorter focal length suited for portrait photography and low-light conditions. This makes it ideal for capturing sharp images of subjects in closer proximity, showcasing different photographic uses.

Price Comparison

The High-Power Telephoto Zoom Lens is priced at $139.99, while the YONGNUO YN50mm F1.8 Lens is available for $82.00. This makes the YONGNUO lens about 41% cheaper than the High-Power Telephoto Zoom Lens. For photographers on a budget or those who primarily shoot in more controlled environments, the YONGNUO lens presents a more economical option without sacrificing significant quality.

Compatibility with Cameras

The High-Power Telephoto Zoom Lens is compatible with a wide range of Canon cameras, including models like the EOS 70D, 80D, 90D, and several Rebel series cameras. This extensive compatibility ensures that it can easily integrate with various Canon DSLRs. On the other hand, the YONGNUO YN50mm F1.8 Lens is also compatible with Canon EF mounts, making it a versatile choice for both full-frame and APS-C format cameras. Both lenses cater to Canon users, but the telephoto lens offers a broader compatibility across more models.

Aperture and Focus Capabilities

The High-Power Telephoto Zoom Lens features a sophisticated f/8.3 aperture, which provides ample depth of field for long-distance photography. However, it is a manual focus lens, which may deter some users who prefer the convenience of autofocus. In contrast, the YONGNUO YN50mm F1.8 Lens has a large f/1.8 aperture, allowing for exceptional low-light performance and the ability to achieve a beautiful bokeh effect. Additionally, it supports both auto focus and manual focus modes, giving photographers more flexibility in their shooting style.

Zoom Versus Fixed Focal Length

The High-Power Telephoto Zoom Lens offers an impressive zoom range of 420mm to 1600mm, making it ideal for capturing distant subjects with great detail. This versatility is particularly beneficial for wildlife photographers or those shooting sports events. Conversely, the YONGNUO YN50mm F1.8 Lens provides a fixed focal length of 50mm, which is commonly used for portrait and street photography. While the zoom lens excels in capturing far-off subjects, the fixed lens is perfect for more intimate shots, illustrating the different applications for each product.

Image Quality and Detail

With its high zoom capability, the High-Power Telephoto Zoom Lens ensures detailed images at long distances, making it suitable for capturing intricate details of wildlife or distant landscapes. The sophisticated f/8.3 aperture works to enhance image clarity. Meanwhile, the YONGNUO YN50mm F1.8 Lens, featuring multi-coated lenses, effectively improves light transmittance, which is crucial for achieving sharp, vibrant images. The difference in design philosophies results in each lens excelling in different scenarios, with the telephoto lens being more specialized for distance and the YONGNUO lens focused on clarity and detail in closer shots.

Build Quality and Features

The High-Power Telephoto Zoom Lens is designed for durability and ease of use with EF-Mount compatibility, ensuring seamless integration with Canon DSLRs. It includes a 2X teleconverter feature, effectively doubling its power to a remarkable 1600mm, which is a standout feature for those needing extreme zoom capabilities. On the other hand, the YONGNUO YN50mm F1.8 Lens incorporates gold plating for its metal contacts, enhancing signal conductivity and corrosion resistance. This attention to detail in both lenses highlights their respective focuses on durability and performance.

Which should you buy?

Choosing between the High-Power Telephoto Zoom Lens and the YONGNUO YN50mm F1.8 Lens largely depends on your photography needs. If you require a lens that can capture distant subjects with exceptional zoom capabilities, the High-Power Telephoto Zoom Lens is the clear winner despite its higher price. However, if you are looking for a more affordable option that excels in low-light conditions and offers versatile shooting modes, the YONGNUO YN50mm F1.8 Lens is a compelling choice. Ultimately, your decision should align with the type of photography you pursue most frequently.