vsversusfinder

Sigma 10- vs BM Premium High-Power 420-

Updated July 2026 — Sigma 10- wins on price and portability, BM Premium High-Power 420- wins on zoom and aperture.

The Sigma 10-18mm F2.8 DC DN excels in image quality and versatility, while the BM Premium lens offers a budget-friendly long-range option. Choose based on your photography needs.

Why Sigma 10- is better

Image Quality

Sigma's F2.8 aperture enhances low-light performance.

Portability

Sigma is the smallest and lightest ultra-wide lens.

Brand Reputation

Sigma is well-regarded for high-quality optics.

Why BM Premium High-Power 420- is better

Price

BM Premium is significantly cheaper.

Zoom Range

BM Premium offers a much longer focal length.

Compatibility

BM Premium fits a wide range of Canon models.

Overall score

Sigma 10-
85
BM Premium High-Power 420-
65

Specifications

SpecSigma 10-BM Premium High-Power 420-
Focal Length10-18mm420-1600mm
ApertureF2.8F8.3
WeightLightHeavy
CompatibilitySony ECanon EOS
Zoom TypeWideTelephoto

Dimension comparison

Sigma 10-BM Premium High-Power 420-

Overview of the Lenses

When it comes to ultra-wide-angle versus long-range telephoto lenses, the choice can significantly impact your photography experience. The Sigma 10-18mm F2.8 DC DN, priced at $679.00, offers an ultra-wide perspective that caters to landscapes and content creation. In contrast, the BM Premium High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens is priced at $139.99, making it about 79% cheaper than the Sigma lens. This lens is designed for capturing long-distance shots, such as wildlife and sports, providing unique versatility for Canon users.

Intended Use and Versatility

The Sigma 10-18mm F2.8 DC DN is ideal for photographers focusing on landscapes, travel, and video content. Its large aperture and ultra-wide angle make it perfect for capturing expressive images, especially in dynamic environments. The BM Premium High-Power 420-1600mm lens, on the other hand, excels in situations requiring long-range photography. With a zoom capability that allows for detailed wildlife and sports shots, this lens offers enhanced flexibility for Canon users who might need to capture distant subjects.

Image Quality and Performance

In terms of image quality, the Sigma lens stands out with its large aperture of F2.8, which aids in low-light conditions and provides a shallow depth of field. This feature is beneficial for achieving stunning bokeh effects in photography. The BM Premium lens, while having a more narrow aperture of f/8.3, compensates with its extraordinary zoom range of 420-1600mm, ensuring clarity in long-distance photography. However, the narrower aperture may limit performance in low-light scenarios compared to the Sigma lens.

Build and Design

The Sigma 10-18mm lens is noted for being the world’s smallest and lightest ultra-wide-angle zoom lens for APS-C cameras, making it an excellent choice for travel photographers who prioritize portability. It balances performance with ease of use, allowing for seamless content creation on the go. Conversely, the BM Premium telephoto lens is tailored for a more robust build suitable for long-distance photography. Its design focuses on durability and precision, ensuring that users can capture intricate details even from afar.

Compatibility and Mounting

The Sigma lens is specifically designed for Sony E-mount cameras, making it an excellent choice for photographers using Sony systems. This compatibility allows users to take full advantage of the lens's features without any performance loss. On the other hand, the BM Premium lens is compatible with a wide array of Canon EOS models, including the 80D, 90D, and various Rebel series cameras. This broad compatibility ensures that more Canon users can benefit from its long-range capabilities, making it a versatile option within the Canon ecosystem.

Price Comparison

The pricing difference between these two lenses is significant. The Sigma 10-18mm F2.8 DC DN retails for $679.00, while the BM Premium High-Power 420-1600mm lens is priced at $139.99. This makes the Sigma lens about 385% more expensive than the BM Premium lens. For photographers on a budget, the BM Premium lens offers an appealing option without sacrificing the ability to capture distant subjects. However, the higher investment in the Sigma lens could be justified by its superior image quality and versatility in various shooting conditions.

Brand Reputation and Customer Feedback

Sigma is well-regarded in the photography community for producing high-quality optics, often favored by professionals for their clarity and performance. While the BM Premium brand may not have the same level of recognition, it provides budget-friendly options that cater to amateur photographers or those just beginning their photography journey. The Sigma lens is likely to appeal to serious photographers looking for quality and reliability, while the BM Premium lens may attract those seeking affordability and versatility without the need for professional-grade optics.

Which should you buy?

Choosing between the Sigma 10-18mm F2.8 DC DN and the BM Premium High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens ultimately depends on your specific photography needs. If you prioritize high-quality, ultra-wide images for landscapes and content creation, the Sigma lens is worth the investment. However, if you need a versatile long-range option at a significantly lower price, the BM Premium lens offers excellent value. Each lens has its strengths, catering to different styles of photography, making the decision based on your shooting preferences crucial.