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7artisans AF vs BM Premium High-Power 420-

Updated July 2026 — 7artisans AF wins on aperture and focus, BM Premium High-Power 420- wins on zoom.

The 7artisans AF 25mm lens excels in low-light performance and autofocus, while the High-Power telephoto lens offers superior zoom capabilities. Choose based on your photography needs.

Why 7artisans AF is better

Price

7artisans lens is cheaper at $125.00

Aperture

7artisans has a larger aperture of f1.8

Autofocus

7artisans features fast and quiet STM autofocus

Why BM Premium High-Power 420- is better

Zoom Range

High-Power lens offers 420-1600mm focal length

Compatibility

High-Power lens fits multiple Canon models

Telephoto

High-Power lens is designed for long-distance shots

Overall score

7artisans AF
85
BM Premium High-Power 420-
75

Specifications

Spec7artisans AFBM Premium High-Power 420-
Focal Length25mm420-1600mm
Max Aperturef1.8f/8.3
AutofocusYesNo
Weight183gN/A
CompatibilityFuji X MountCanon EF-Mount

Dimension comparison

7artisans AFBM Premium High-Power 420-

Introduction to the Lenses

When it comes to choosing the right camera lens, the decision often boils down to specific needs and shooting styles. In this comparison, we will explore the 7artisans AF 25mm f1.8 APS-C Prime Lens for Fuji X Mount and the High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon. Each lens serves distinct purposes, with the former being ideal for portrait and street photography, while the latter excels in capturing distant subjects like wildlife and sports.

Price Comparison

The 7artisans AF 25mm f1.8 is priced at $125.00, while the High-Power 420-1600mm lens comes in at $139.99. This makes the 7artisans lens approximately 10.7% cheaper than its counterpart. Price can be a deciding factor for many photographers, especially those who are just starting out and may not want to invest heavily in their gear right away. While both lenses offer valuable features, the cost difference might make the 7artisans lens more appealing for budget-conscious buyers.

Build and Weight

The 7artisans AF 25mm lens is notably lightweight at just 183 grams, making it an excellent choice for photographers who prioritize portability. In contrast, the High-Power 420-1600mm lens does not specify its weight, but telephoto lenses are generally bulkier due to their construction. For those who often shoot on-the-go or for extended periods, the lighter option is a significant advantage, allowing for easier handling and less fatigue during shoots.

Aperture and Low Light Performance

The 7artisans lens features a large aperture of f1.8, which excels in low light conditions by allowing more light to enter the camera, resulting in sharper images and reduced noise. The High-Power telephoto lens, however, has a maximum aperture of f/8.3, which means it is less capable in dimly lit environments. This makes the 7artisans lens the better choice for indoor photography or evening shoots, where capturing detail without flash is crucial.

Focal Length and Versatility

The 7artisans AF 25mm lens is fixed at 25mm, ideal for portrait and street photography, producing a natural perspective that works well for close-up shots. On the other hand, the High-Power telephoto lens offers an impressive focal length range of 420mm to 1600mm, making it incredibly versatile for capturing distant subjects. This wide zoom range allows photographers to adapt to various scenarios, from wildlife photography to sporting events, where distance can be a challenge.

Autofocus vs. Manual Focus

The 7artisans lens features an STM (Stepping Motor) for autofocus, which is designed to be quiet, fast, and precise. This is particularly beneficial for capturing spontaneous moments without disturbing the environment. Conversely, the High-Power telephoto lens is a manual focus model, which requires more skill and patience to achieve the desired sharpness, especially at longer focal lengths. For photographers who prefer quick adjustments, the 7artisans lens offers a significant operational advantage.

Subject Tracking and Features

The 7artisans AF 25mm lens includes eye recognition technology that allows it to lock onto and track subjects' eyes, making it particularly effective for portrait photography. This feature enhances the quality of humanistic and street photography, ensuring that the main subjects remain sharp. The High-Power lens, while not equipped with such advanced tracking features, focuses on providing greater zoom capability and compatibility with multiple Canon camera models. Photographers looking for specific features tailored to their shooting style may find the 7artisans lens more aligned with their needs.

Image Quality and Clarity

With its f1.8 aperture, the 7artisans lens is designed to deliver a soft, blurred background that enhances the clarity of the subject, making it an excellent choice for artistic photography. However, the High-Power telephoto lens, with its f/8.3 aperture, is optimized for capturing details at long distances. While it may not produce the same level of background bokeh, it offers sharp images throughout its zoom range, which is critical for capturing distant subjects clearly.

Which should you buy?

Ultimately, the choice between the 7artisans AF 25mm f1.8 lens and the High-Power 420-1600mm telephoto lens depends largely on your photography style and needs. If you're a portrait or street photographer who values low-light performance and quick autofocus, the 7artisans lens, priced at $125.00, is likely the better choice. However, if you're focused on wildlife or sports photography where distance and zoom capability are paramount, the High-Power lens at $139.99 might be worth the investment. Both lenses have unique strengths, making them suitable for different types of photographers.