OM SYSTEM Olympus M.Zuiko Digital 40- vs YONGNUO YN50mm F1.8N Standard Prime Lens, Large
Updated July 2026 — OM SYSTEM Olympus M.Zuiko Digital 40- wins on weight and length, YONGNUO YN50mm F1.8N Standard Prime Lens, Large wins on focus.
The OM SYSTEM lens offers versatility with its zoom capabilities, while the YONGNUO lens excels in low-light performance and affordability.
Why OM SYSTEM Olympus M.Zuiko Digital 40- is better
Versatility
OM SYSTEM lens has a zoom range of 40-150mm.
Build Quality
OM SYSTEM lens is designed for portability.
Autofocus
OM SYSTEM lens features High-Speed Imager AF.
Why YONGNUO YN50mm F1.8N Standard Prime Lens, Large is better
Price
YONGNUO lens is $102.00, significantly cheaper.
Low-Light
YONGNUO lens has a larger aperture of F/1.8.
Compatibility
YONGNUO lens supports Nikon DSLR cameras.
Overall score
Specifications
| Spec | OM SYSTEM Olympus M.Zuiko Digital 40- | YONGNUO YN50mm F1.8N Standard Prime Lens, Large |
|---|---|---|
| Focal Length | 40-150mm | 50mm |
| Max Aperture | F/4-5.6 | F/1.8 |
| Autofocus | High-Speed AF | AF/MF |
| Angle of View | 30-8.2 degrees | N/A |
| Compatibility | Micro Four Thirds | Nikon DSLR |
Dimension comparison
Overview of the Lenses
When comparing the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R Silver and the YONGNUO YN50mm F1.8N Standard Prime Lens, the key difference lies in their focal lengths and intended uses. The Olympus lens is a versatile zoom lens, while the YONGNUO is a prime lens designed for more specific shooting scenarios.
The OM SYSTEM lens offers a focal length of 40-150mm, providing a zoom range ideal for sports and wildlife photography. In contrast, the YONGNUO lens features a fixed focal length of 50mm, making it excellent for portrait photography and low-light conditions due to its large aperture.
Price Comparison
The OM SYSTEM lens is priced at $175.99, while the YONGNUO lens is significantly more affordable at $102.00. This price difference makes the YONGNUO lens about 42% cheaper than its competitor, which may appeal to budget-conscious photographers looking for good quality without breaking the bank.
While the higher price of the OM SYSTEM lens may reflect its greater versatility, the YONGNUO still delivers excellent value for those who primarily require a reliable prime lens for their Nikon DSLR cameras.
Design and Build Quality
In terms of design, the OM SYSTEM lens features a sleek silver finish, enhancing its aesthetic appeal when mounted on a camera. It is designed specifically for Micro Four Thirds cameras, making it compact and portable, which is essential for photographers who are often on the move.
On the other hand, the YONGNUO lens is built with gold-plated metal contacts, improving signal conductivity and corrosion resistance. This design choice enhances the lens's durability, making it a reliable option for photographers who prioritize longevity. Both lenses are designed for ease of use, with the OM SYSTEM lens emphasizing portability and the YONGNUO lens focusing on robust construction.
Focal Length and Versatility
The OM SYSTEM lens has a focal length range of 40-150mm, providing a 3.75x zoom capability. This versatility allows photographers to capture a wide variety of subjects, from distant wildlife to closer portraits. Its angle of view ranges from 30 degrees to 8.2 degrees, making it suitable for multiple photography styles.
Conversely, the YONGNUO lens has a fixed focal length of 50mm, which is considered a standard in photography. While it lacks the zoom functionality of the OM SYSTEM lens, it excels in producing sharp images and beautiful bokeh, particularly in portrait photography. This difference in focal length and versatility will largely depend on the specific needs of the photographer.
Aperture and Low-Light Performance
The OM SYSTEM lens features a maximum aperture of F/4-5.6, which is decent for general photography but may struggle in low-light conditions compared to the YONGNUO lens. The YONGNUO lens boasts a large maximum aperture of F/1.8, making it particularly effective for shooting in dim environments.
The advantage of the YONGNUO's larger aperture allows for greater control over depth of field and more light intake, making it an excellent choice for those looking to achieve a professional look in their portraits. However, the OM SYSTEM lens can still perform well in well-lit conditions and offers the flexibility of a zoom.
Autofocus and Shooting Modes
Both lenses offer distinct advantages in terms of autofocus and shooting modes. The OM SYSTEM lens features High-Speed Imager AF (MSC), which allows for quick and accurate focusing, making it suitable for capturing fast-moving subjects.
In contrast, the YONGNUO lens supports both auto focus and manual focus modes, providing flexibility depending on the photographer's preference. It is also compatible with various shooting modes such as M, AV, TV, and P, allowing photographers to adapt to different shooting environments effectively.
Compatibility
The OM SYSTEM lens is designed specifically for Micro Four Thirds system cameras, which limits its use to those with compatible mounts. This specialization can be seen as a drawback for photographers who own multiple systems or prefer a more universal option.
On the other hand, the YONGNUO lens is compatible with Nikon DSLR cameras, supporting both full-frame and APS-C formats. This broader compatibility can be advantageous for photographers who may want to switch between different camera bodies without needing to invest in additional lenses.
Which should you buy?
In conclusion, the choice between the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R Silver and the YONGNUO YN50mm F1.8N Standard Prime Lens ultimately depends on your specific photography needs. If you require a versatile zoom lens that can handle various shooting scenarios, the OM SYSTEM lens is a strong contender. However, if you are looking for an affordable option with excellent low-light performance and sharp portrait capabilities, the YONGNUO lens is about 42% cheaper and a fantastic choice.