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BM Premium High-Power 420- vs OM SYSTEM Olympus M.Zuiko Digital 40-

Updated July 2026 — BM Premium High-Power 420- wins on focal length and weight, OM SYSTEM Olympus M.Zuiko Digital 40- wins on price.

The High-Power lens offers superior zoom capabilities at a lower price, while the Olympus lens excels in portability and autofocus. Choose based on your specific needs.

Why BM Premium High-Power 420- is better

Price

High-Power lens is $36 cheaper

Zoom Range

Offers 420-1600mm with teleconverter

Compatibility

Designed for a wide range of Canon cameras

Why OM SYSTEM Olympus M.Zuiko Digital 40- is better

Portability

Lightweight and compact design

Autofocus

Features high-speed imager autofocus

Aperture Range

Better light intake with f/4-5.6

Overall score

BM Premium High-Power 420-
85
OM SYSTEM Olympus M.Zuiko Digital 40-
75

Specifications

SpecBM Premium High-Power 420-OM SYSTEM Olympus M.Zuiko Digital 40-
Focal Length420-1600mm40-150mm
Max Aperturef/8.3f/4-5.6
AutofocusManualYes
CompatibilityCanon EOSMicro Four Thirds
Zoom TypeTelephotoStandard

Dimension comparison

BM Premium High-Power 420-OM SYSTEM Olympus M.Zuiko Digital 40-

Overview of the Products

The High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon EOS is priced at $139.99, while the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R is available for $175.99. This makes the Canon lens about 17% cheaper than the Olympus lens. Both lenses serve different photographic needs, making them suitable for distinct types of photography enthusiasts.

Design and Build Quality

The High-Power 420-1600mm lens features a robust design tailored for long-distance photography, allowing photographers to capture images from afar. Its manual operation gives users complete control over focusing, which can be advantageous for precision shots. In contrast, the OM SYSTEM Olympus lens is designed for portability, making it an excellent choice for photographers on the go. Its lightweight build and compact design make it easy to carry around, especially for everyday use.

Focal Length and Zoom Capabilities

The High-Power 420-1600mm lens boasts an impressive focal length range that spans from 420mm to a staggering 1600mm when using the 2X teleconverter. This extensive zoom range enables photographers to capture distant subjects with remarkable clarity, making it ideal for wildlife and sports photography. On the other hand, the Olympus lens offers a more modest focal length of 40-150mm, which is suitable for a variety of general photography needs but lacks the extreme reach of the Canon lens.

Aperture and Image Quality

The Canon lens features a maximum aperture of f/8.3, which provides a decent level of light capture, although it may limit performance in low-light settings. The precision of the lens ensures that images are crisp and clear, enhancing the overall quality of the photographs taken. The Olympus lens, with a maximum aperture that varies from f/4 to f/5.6, allows for better light intake, which is beneficial for shooting in varying lighting conditions. This difference can lead to superior image quality in low-light environments with the Olympus lens.

Compatibility

The High-Power 420-1600mm lens is specifically designed for a range of Canon EOS models, including the 80D, 90D, and various Rebel series cameras. Its EF-Mount compatibility ensures a seamless integration with these cameras, optimizing performance and image quality. Conversely, the Olympus lens is designed for Micro Four Thirds system cameras, making it compatible with Olympus and Panasonic models. Photographers must consider their existing camera systems when choosing between these two lenses.

Autofocus Features

The High-Power 420-1600mm lens operates manually, which can be appealing for photographers who prefer hands-on control over their shots. However, this may pose a challenge for those who rely on quick autofocus capabilities. In contrast, the OM SYSTEM Olympus lens features a high-speed imager autofocus (MSC) system, allowing for faster focusing on subjects. This makes the Olympus lens more suitable for action shots or when capturing moving subjects.

Price Considerations

The High-Power 420-1600mm lens is priced at $139.99, making it an attractive option for photographers seeking an affordable telephoto lens. In comparison, the Olympus lens comes in at $175.99. The $36 price difference might be a decisive factor for budget-conscious buyers, particularly those who are just venturing into telephoto photography. However, this price difference does reflect the varying capabilities of each lens.

Which should you buy?

Ultimately, the choice between the High-Power 420-1600mm lens and the OM SYSTEM Olympus lens comes down to specific photography needs and preferences. If you require extreme zoom capabilities and are using a Canon camera, the High-Power lens offers significant advantages, especially at a lower price point. However, if portability, autofocus performance, and versatility are more critical to your photography style, then the OM SYSTEM Olympus lens may be the better choice despite its higher price. Consider your shooting style and camera compatibility to make the best decision.