BM Premium High-Power 420- vs Viltrox
Updated July 2026 — BM Premium High-Power 420- wins on zoom and price, Viltrox wins on autofocus and weight.
The High-Power lens excels in zoom capabilities, while the Viltrox lens offers superior low-light performance and portability. Choose based on your camera system and shooting needs.
Why BM Premium High-Power 420- is better
Zoom Range
High-Power lens offers a 420-1600mm zoom range.
Canon Compatibility
Designed specifically for a wide range of Canon cameras.
Price
Lower price at $139.99.
Why Viltrox is better
Aperture
Viltrox lens has a bright f/1.7 maximum aperture.
Weight
Viltrox lens is lightweight at 170g.
Autofocus
Viltrox lens features quiet and efficient autofocus.
Overall score
Specifications
| Spec | BM Premium High-Power 420- | Viltrox |
|---|---|---|
| Focal Length | 420-1600mm | 25mm |
| Max Aperture | f/8.3 | f/1.7 |
| Weight | Unknown | 170g |
| Compatibility | Canon | Sony E |
| Autofocus | Manual | Yes |
Dimension comparison
Overview of the High-Power 420-1600mm f/8.3 Telephoto Zoom Lens
The High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon EOS cameras is designed for serious photographers looking to capture distant subjects. Priced at $139.99, this lens offers a substantial zoom range, making it ideal for wildlife and sports photography. Its compatibility with various Canon models enhances its versatility, allowing users to attach it to cameras like the EOS 80D, 90D, and even the 5D series. This lens is built for those who require long-distance shooting capabilities without sacrificing image quality.
Overview of the Viltrox 25mm F1.7 E Prime Lens
The Viltrox 25mm F1.7 E is an auto-focus prime lens tailored for Sony E mount mirrorless cameras. Retailing at $176.00, it features a bright f/1.7 maximum aperture, which excels in low-light conditions. This lightweight lens weighs only 170g, making it a great option for travel and everyday use. Its advanced autofocus capabilities, powered by a stepper motor, ensure quiet operation, making it suitable for both photography and video work. This lens caters to photographers who prioritize portability and performance.
Price Comparison
The High-Power 420-1600mm lens is priced at $139.99, while the Viltrox 25mm lens comes in at $176.00, making it about 17% more expensive. This price difference may influence buyers depending on their budget and the specific features they require. For those looking for long-range capabilities, the cost of the High-Power lens may justify its value, especially considering its extensive zoom range. Conversely, the Viltrox lens, while pricier, offers advanced features like a fast aperture and superior autofocus, appealing to those who prioritize these qualities.
Compatibility and Use Cases
The High-Power 420-1600mm lens is specifically designed for Canon cameras, accommodating a wide range of models from the Rebel series to the EOS 5D. This broad compatibility makes it an excellent choice for Canon users seeking a telephoto option. In contrast, the Viltrox 25mm lens is tailored for Sony E mount cameras, making it more suitable for users of these systems. If you own a Sony mirrorless camera, the Viltrox lens is your go-to option for everyday photography, while Canon users looking for enhanced zoom capabilities will find the High-Power lens more fitting.
Aperture and Low-Light Performance
The Viltrox 25mm lens boasts a maximum aperture of f/1.7, which allows for exceptional performance in low-light situations and provides better control over depth of field. This feature is particularly useful for portrait photographers and videographers who need to create a shallow depth of field or shoot in dimly lit environments. On the other hand, the High-Power lens has a more modest f/8.3 aperture, which may limit its effectiveness in low-light conditions. Users focused on low-light performance and creative control will find the Viltrox lens more advantageous.
Autofocus and Shooting Experience
The Viltrox 25mm lens incorporates an STM stepper motor for quiet and efficient autofocus, making it ideal for video shooting where noise can be a distraction. This lens supports face and eye recognition autofocus, enhancing the shooting experience, especially for portraits and candid photos. In contrast, the High-Power lens is a manual focus lens, which means photographers must rely on their skills to achieve the desired focus. This lack of autofocus may appeal to some photographers who prefer manual control, but it could be a drawback for those who seek convenience.
Size and Portability
Weighing only 170g, the Viltrox 25mm lens is designed for portability, making it an ideal companion for travel. Its compact design allows photographers to carry it without added burden, making spontaneous shooting more accessible. Conversely, the High-Power lens, while offering extensive zoom capabilities, is likely bulkier and heavier, which can be cumbersome when out in the field. Photographers prioritizing lightweight gear will find the Viltrox lens more suitable for day-to-day use.
Build Quality and Design
Both lenses are designed with a focus on usability, but their target audiences differ significantly. The High-Power lens is built to withstand the demands of outdoor photography, particularly in challenging environments where durability is essential. Its robust design is intended for serious photographers who need a reliable tool for capturing distant subjects. The Viltrox lens, while also well-constructed, is designed for versatility in various shooting conditions, emphasizing ease of use for everyday photography and videography.
Which should you buy?
Ultimately, the choice between the High-Power 420-1600mm telephoto zoom lens and the Viltrox 25mm F1.7 E lens depends on your specific needs and camera system. If you are a Canon user looking for extensive zoom capabilities, the High-Power lens offers great value at $139.99. However, if you are a Sony user who prioritizes low-light performance and portability, the Viltrox lens at $176.00 may be worth the investment. Each lens serves distinct purposes, and understanding your photography style will guide you to the right choice.

