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BM Premium High-Power 420- vs TTArtisan 7.

Updated July 2026 — BM Premium High-Power 420- wins on zoom and weight, TTArtisan 7. wins on aperture.

The High-Power lens excels in long-distance photography, while the TTArtisan lens offers creative wide-angle capabilities. Choose based on your photographic needs.

Why BM Premium High-Power 420- is better

Zoom Capability

High-Power lens offers up to 1600mm zoom.

Compatibility

Works with a wide range of Canon cameras.

Detail Capture

Provides crisp images at long distances.

Why TTArtisan 7. is better

Aperture

TTArtisan lens has a wider f/2.0 aperture.

Creative Effects

Offers unique fisheye distortion.

Lightweight

More compact and easier to carry.

Overall score

BM Premium High-Power 420-
85
TTArtisan 7.
78

Specifications

SpecBM Premium High-Power 420-TTArtisan 7.
Focal Length420-1600mm7.5mm
Aperturef/8.3f/2.0
CompatibilityCanon EF-MountSony E-Mount
Zoom TypeTelephotoFisheye
Max Zoom1600mm180°

Dimension comparison

BM Premium High-Power 420-TTArtisan 7.

Overview of the Products

The High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon and the TTArtisan 7.5mm F2.0 for Sony are both versatile camera lenses designed for different photographic applications. Priced at $139.99 and $139.00 respectively, these lenses cater to distinct photography needs while offering unique features. The Canon lens is ideal for long-distance shots, whereas the Sony lens excels in wide-angle and fisheye photography.

Compatibility with Camera Systems

The High-Power 420-1600mm lens is designed specifically for a range of Canon cameras, including models like the EOS 80D, 90D, and Rebel series. Its compatibility with various EF-Mount models ensures a secure fit, maximizing camera integration. On the other hand, the TTArtisan 7.5mm lens is compatible with Sony APS-C models, including popular choices like the A6000 and A7 series. This extensive compatibility for both products makes them suitable for photographers already invested in these camera ecosystems.

Zoom and Focal Length Capabilities

The High-Power 420-1600mm lens boasts an impressive zoom range that extends up to 1600mm with its 2X Teleconverter, making it perfect for capturing distant subjects such as wildlife or sports. The lens's f/8.3 aperture allows for detailed images, ensuring that even far-off subjects are rendered crisply. In contrast, the TTArtisan 7.5mm lens offers a fixed focal length of 7.5mm, providing a 180° diagonal fisheye perspective. This lens is designed for creative photography, enabling unique distortion effects that can enhance images in dynamic ways.

Aperture and Low-Light Performance

When it comes to aperture, the High-Power lens has a maximum aperture of f/8.3, which is adequate for outdoor photography in good lighting conditions but may struggle in lower light. Conversely, the TTArtisan 7.5mm lens features a wider f/2.0 aperture, allowing for brighter images even in dim conditions. This makes it an excellent choice for night photography and astrophotography, providing versatility that can elevate creative projects.

Creative Applications

The High-Power 420-1600mm lens is primarily suited for long-distance photography, ideal for capturing intricate details in sports or wildlife scenes. Its ability to zoom in significantly allows photographers to frame subjects that would otherwise be challenging to capture. In contrast, the TTArtisan 7.5mm lens opens up a world of creative possibilities with its unique fisheye distortion. It is perfect for architects and landscape photographers hoping to create dramatic visuals, as well as those looking to experiment with artistic portraiture.

Price Comparison

The High-Power lens is priced at $139.99, while the TTArtisan lens is slightly cheaper at $139.00, making it about 1% less expensive. This minimal price difference might make a decision easier for budget-conscious photographers. However, the choice should ultimately depend on the type of photography one intends to pursue, as both lenses cater to very different styles, despite their similar price points.

Build Quality and Design

Both lenses are designed with usability in mind. The High-Power lens features a robust construction suitable for outdoor conditions, ensuring durability during extended use. The TTArtisan lens, while compact and lightweight, offers a stylish design that appeals to modern photographers. The lens cap on the TTArtisan is particularly noteworthy, as it can create a miniature planet effect, enhancing its creative appeal.

Which should you buy?

Choosing between the High-Power 420-1600mm lens and the TTArtisan 7.5mm lens ultimately hinges on your photographic needs. If you're focused on long-range wildlife or sports photography, the High-Power lens's extensive zoom capabilities make it the superior choice. However, if your interests lie in artistic photography, landscapes, or astrophotography, the TTArtisan lens's wide-angle view and f/2.0 aperture provide exceptional creative flexibility. Each lens has its strengths, so consider your primary photography style before making a decision.