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Nikon AF-S DX NIKKOR vs YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Updated July 2026 — Nikon AF-S DX NIKKOR wins on build and focus, YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus wins on price.

The Nikon lens offers superior image quality and build, while the YONGNUO lens is a budget-friendly option. Ultimately, the Nikon lens is the better choice for serious photographers.

Why Nikon AF-S DX NIKKOR is better

Image Quality

Nikon lens has advanced optical design.

Autofocus

Nikon features a Silent Wave Motor for quiet operation.

Build Quality

Nikon has better weather sealing and durability.

Why YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus is better

Price

YONGNUO is significantly cheaper.

Compatibility

YONGNUO supports full-frame Canon cameras.

Weight

YONGNUO is lighter and more portable.

Overall score

Nikon AF-S DX NIKKOR
88
YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
70

Specifications

SpecNikon AF-S DX NIKKORYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
Max Aperturef/1.8f/1.8
Lens Elements8 elements5 groups
Focus ModeAuto/ManualAuto/Manual
CompatibilityNikon DX/FXCanon EF
Weather SealingYesNo

Dimension comparison

Nikon AF-S DX NIKKORYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Overview of the Lenses

The Nikon AF-S DX NIKKOR 35mm f/1.8G Lens is priced at $213.31, while the YONGNUO YN50mm F1.8 Lens is significantly cheaper at $82.00. This price difference of about 62% may influence buyers looking for a budget-friendly option. Both lenses are designed for different camera mounts—Nikon and Canon respectively—making them suitable for users of each brand.

The Nikon lens boasts a reputation for high-quality optics and is engineered specifically for Nikon DSLR cameras. In contrast, the YONGNUO lens, while offering a large aperture for low-light performance, is compatible with Canon EF mount cameras, opening up a different user base. Understanding these distinctions is vital for potential buyers.

Build Quality and Design

The Nikon AF-S DX NIKKOR 35mm f/1.8G offers a compact and lightweight design ideal for portability. It features a durable build, specifically designed for Nikon DX-format DSLRs. The lens construction consists of 8 elements in 6 groups, ensuring high image quality with minimized optical aberrations. In addition, the rubber seal around the mount enhances its resilience against moisture.

On the other hand, the YONGNUO YN50mm F1.8 Lens, while also designed for durability, features a simpler construction of 5 groups and 6 slices. It includes a focus distance indicator for convenience, but lacks the advanced weather sealing that the Nikon lens offers. While both lenses are built for performance, the Nikon lens may appeal more to photographers who prioritize ruggedness during outdoor shoots.

Autofocus System

When it comes to autofocus capabilities, the Nikon AF-S DX NIKKOR 35mm f/1.8G employs a Silent Wave Motor (SWM) system, which provides fast, accurate, and quiet autofocus. This feature is particularly beneficial for capturing spontaneous moments without drawing attention. Additionally, it offers a manual focus override, giving photographers greater control when needed.

In comparison, the YONGNUO YN50mm F1.8 Lens supports both auto focus and manual focus modes, which is a flexible feature for varying shooting conditions. However, it lacks the advanced technology of the Nikon's SWM, which may result in slower or noisier autofocus in some scenarios. Thus, for those who prioritize a superior autofocus experience, the Nikon lens stands out.

Aperture Performance

The Nikon AF-S DX NIKKOR 35mm f/1.8G features a maximum aperture of f/1.8, which is excellent for low-light environments and allows for beautiful background blur, enhancing portrait photography. Its rounded seven-blade diaphragm further contributes to natural-looking out-of-focus elements, which is a critical aspect of artistic photography.

Similarly, the YONGNUO YN50mm F1.8 Lens also boasts a large aperture of f/1.8. This feature allows for effective low-light shooting and creates a pleasing bokeh effect. However, the absence of advanced lens elements that the Nikon offers may limit the overall image quality compared to its more expensive counterpart. Both lenses excel in aperture performance, making them suitable for similar photographic styles.

Image Quality

Nikon's AF-S DX NIKKOR 35mm f/1.8G is renowned for its image quality, thanks to its advanced optical design and the use of aspherical lens elements, which minimize coma and other types of lens aberrations. The lens is engineered for high reproduction capability, ensuring sharp images with vibrant colors.

In contrast, the YONGNUO YN50mm F1.8 Lens, while capable of producing good images, may not reach the same level of optical performance as the Nikon. The multi-coated lenses improve light transmittance, but the overall construction does not match the precision engineering of Nikon's lens. Thus, for those prioritizing image quality, the Nikon lens is the preferable choice.

Compatibility and Versatility

The Nikon AF-S DX NIKKOR 35mm f/1.8G is designed specifically for Nikon DSLR cameras and is compatible with both DX and FX formats in DX crop mode. This versatility allows photographers the option to use it across different camera bodies while maintaining high performance.

On the other hand, the YONGNUO YN50mm F1.8 Lens is compatible with full-frame and APS-C format Canon cameras. It supports various shooting modes such as M/AV/TV/P, and displays aperture data in the EXIF information, which enhances its usability. The choice between these lenses ultimately comes down to the camera system you have.

Price Comparison

The Nikon AF-S DX NIKKOR 35mm f/1.8G is priced at $213.31, whereas the YONGNUO YN50mm F1.8 Lens is available for $82.00. This represents a significant price difference of about 62%. Given this disparity, the YONGNUO lens is an attractive option for budget-conscious photographers who may be looking for a good-quality lens without the premium price tag.

However, it's important to weigh the cost against the potential benefits of the Nikon lens, which offers advanced features and superior optics. For serious photographers who are willing to invest for better quality, the Nikon lens may justify its higher price.

Which should you buy?

Choosing between the Nikon AF-S DX NIKKOR 35mm f/1.8G and the YONGNUO YN50mm F1.8 Lens ultimately depends on your specific needs and camera system. If you own a Nikon DSLR and prioritize superior image quality, autofocus performance, and robust build, the Nikon lens is the clear winner despite its higher price. Conversely, if you're a Canon user or looking for a budget-friendly option without sacrificing too much on quality, the YONGNUO lens offers excellent value at a significantly lower price.