Big Mike's High-Power 420- vs OM SYSTEM Olympus M.Zuiko Digital 40-
Updated July 2026 — Big Mike's High-Power 420- wins on zoom range and weight, OM SYSTEM Olympus M.Zuiko Digital 40- wins on aperture and build quality.
The High-Power lens offers superior zoom capabilities and is more budget-friendly, while the OM SYSTEM lens excels in portability and ease of use.
Why Big Mike's High-Power 420- is better
Zoom Capability
Extends to 1600mm with teleconverter
Price
Cheaper by $36
Compatibility
Fits a wide range of Canon cameras
Why OM SYSTEM Olympus M.Zuiko Digital 40- is better
Portability
Compact design for easy transport
Aperture
Better low-light performance with f/4-5.6
Autofocus
High-speed imager autofocus system
Overall score
Specifications
| Spec | Big Mike's High-Power 420- | OM SYSTEM Olympus M.Zuiko Digital 40- |
|---|---|---|
| Focal Length | 420-1600mm | 40-150mm |
| Max Aperture | f/8.3 | f/4-5.6 |
| Compatibility | Canon | Micro Four Thirds |
| Zoom Type | Telephoto | Standard |
| Image Stabilization | No | No |
Dimension comparison
Overview of the Products
In this comparison, we will look at two camera lenses: the High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens for Canon EOS 70D and the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R. The first lens is priced at $139.99, while the second is slightly more expensive at $175.99. With a significant price difference of about 26%, it's essential to examine what each lens offers to determine which one might be the better choice for different photographers.
Compatibility with Camera Systems
The High-Power 420-1600mm lens is designed specifically for Canon cameras, compatible with models such as the EOS 70D, 80D, and 90D, among others. This lens boasts an extensive compatibility range, making it suitable for a variety of Canon's popular SLR cameras. In contrast, the OM SYSTEM Olympus lens is tailored for Micro Four Thirds cameras, offering compatibility primarily with Olympus and Panasonic models. If you already own a Canon camera, the High-Power lens is a straightforward choice, while Olympus users will find the OM SYSTEM lens fits their needs perfectly.
Zoom Capability
The High-Power 420-1600mm lens features an impressive zoom capability, allowing photographers to extend their reach to 1600mm when using its 2X teleconverter. This makes it an excellent option for capturing distant wildlife or sports action. On the other hand, the OM SYSTEM lens has a more modest zoom range of 40-150mm, providing a maximum magnification of 0.16x. While the Olympus lens is versatile for everyday photography, it cannot match the extreme zoom capabilities of the High-Power lens, making it clear that for long-distance shots, the Canon-compatible lens has a distinct advantage.
Aperture and Image Quality
When it comes to aperture, the High-Power lens features a maximum aperture of f/8.3, which is decent for a telephoto lens but may limit low-light performance. The OM SYSTEM lens has a variable maximum aperture ranging from f/4 to f/5.6, allowing for better performance in various lighting conditions. This difference in aperture could lead to better image quality in low-light scenarios for users of the Olympus lens. If capturing high-quality images in challenging lighting is a priority, the OM SYSTEM lens may have the edge here.
Portability and Design
The OM SYSTEM lens is designed with portability in mind, making it easy to carry around for everyday shooting. Its compact design is ideal for photographers who need a lightweight solution for travel or street photography. Conversely, the High-Power 420-1600mm lens, while powerful, is bulkier and may not be as convenient to transport. If you prioritize portability and ease of use, especially for casual shooting, the OM SYSTEM lens could be a more practical choice.
Price Consideration
The High-Power lens is priced at $139.99, making it the more budget-friendly option compared to the OM SYSTEM lens, which retails for $175.99. This represents a price difference of $36, or about 26% cheaper. For those just starting in photography or who have budget constraints, the High-Power lens offers excellent value without sacrificing too much in terms of features, particularly for wildlife and sports photography.
Intended Use Cases
The High-Power lens is ideal for photographers focused on capturing distant subjects such as wildlife or sports, where the extended zoom capability is crucial. Its design is built for long-range photography, making it a must-have for enthusiasts in these fields. In contrast, the OM SYSTEM lens is better suited for everyday shooting scenarios, including portrait and landscape photography, where moderate zoom is more than sufficient. Depending on your photography needs, one lens may serve you significantly better than the other.
User Experience and Handling
The handling experience between the two lenses can vary considerably. The High-Power lens, while powerful, is a manual lens, which may require more skill and practice to operate effectively. In contrast, the OM SYSTEM lens features a high-speed imager autofocus (MSC) system that aids in capturing sharp images quickly and efficiently. For those who prefer a more user-friendly experience with autofocus capabilities, the OM SYSTEM lens will likely be more appealing.
Which should you buy?
Ultimately, the decision between the High-Power 420-1600mm f/8.3 HD Manual Telephoto Zoom Lens and the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R depends on your specific photography needs. If you require an extended zoom range for wildlife or sports photography and are using a Canon camera, the High-Power lens is the better option, especially considering its lower price. However, if you prioritize portability, ease of use, and versatility for everyday shooting with a Micro Four Thirds system, the OM SYSTEM lens is worth the extra investment.

