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Viltrox vs YONGNUO YN50mm F1.8N Standard Prime Lens, Large

Updated July 2026 — Viltrox wins on weight and autofocus, YONGNUO YN50mm F1.8N Standard Prime Lens, Large wins on price and compatibility.

The Viltrox 25mm F1.7 E offers superior autofocus and low-light performance, making it ideal for Sony users. The YONGNUO YN50mm F1.8N is a budget-friendly option for Nikon DSLR users.

Why Viltrox is better

Autofocus

Viltrox has advanced autofocus features.

Aperture

Viltrox has a brighter f/1.7 aperture.

Weight

Viltrox is lighter at 170g.

Why YONGNUO YN50mm F1.8N Standard Prime Lens, Large is better

Price

YONGNUO is more affordable at $102.

Compatibility

YONGNUO supports both full-frame and APS-C.

Manual Focus

YONGNUO offers manual focus mode.

Overall score

Viltrox
85
YONGNUO YN50mm F1.8N Standard Prime Lens, Large
75

Specifications

SpecViltroxYONGNUO YN50mm F1.8N Standard Prime Lens, Large
Max Aperturef/1.7f/1.8
Focus ModesAutoAuto/Manual
Weight170gUnknown
Camera TypeSony ENikon DSLR
Shooting ModesMultipleM/AV/TV/P

Dimension comparison

ViltroxYONGNUO YN50mm F1.8N Standard Prime Lens, Large

Overview of the Viltrox 25mm F1.7 E and YONGNUO YN50mm F1.8N

The Viltrox 25mm F1.7 E is designed for Sony E-mount mirrorless cameras, while the YONGNUO YN50mm F1.8N is tailored for Nikon DSLR cameras. Each lens has unique features that cater to different types of photographers. The Viltrox lens is priced at $176.00, whereas the YONGNUO lens comes in at a more budget-friendly $102.00. This price difference of about 42% may be a significant factor for many users deciding between the two.

Autofocus Capabilities

The Viltrox 25mm F1.7 E offers a quiet autofocus experience thanks to its STM stepper motor, making it ideal for both photo and video shooting. This lens supports face and eye recognition in autofocus, providing an advantage for portrait photographers who need fast and accurate focusing. On the other hand, the YONGNUO YN50mm F1.8N supports both auto focus and manual focus modes, giving users more flexibility. While it doesn’t specify a particular autofocus technology, it effectively caters to both novice and experienced photographers who may prefer manual control at times.

Aperture and Low-Light Performance

When it comes to maximum aperture, the Viltrox 25mm F1.7 E features a bright f/1.7, which is excellent for low-light conditions and allows for greater control over depth of field. In contrast, the YONGNUO YN50mm F1.8N has a slightly less bright f/1.8 aperture. While both lenses perform well in low-light scenarios, the Viltrox may provide marginally better results, particularly in challenging lighting conditions. This distinction could make a difference for photographers who often shoot in dim environments.

Build Quality and Design

The Viltrox 25mm F1.7 E is lightweight, weighing only 170g, making it an excellent option for travel and everyday use. Its design is specifically meant to be compatible with various Sony cameras. In comparison, the YONGNUO YN50mm F1.8N features gold-plated metal contacts, which enhance signal conductivity and corrosion resistance. This could contribute to better overall durability and performance over time. While both lenses promise solid build quality, the Viltrox's lightweight design may appeal to those who prioritize portability.

Compatibility with Camera Systems

The Viltrox 25mm F1.7 E is optimized for a range of Sony E-mount cameras including models like the ZV-E10 II and a6700. This makes it an excellent choice for Sony users seeking a reliable prime lens. The YONGNUO YN50mm F1.8N, on the other hand, supports both full-frame and APS-C Nikon DSLR cameras. This versatility makes it a valuable addition to the Nikon ecosystem, appealing to a broader range of users. Users should consider their camera system when choosing between these two lenses.

Price Comparison

The Viltrox 25mm F1.7 E is currently priced at $176.00, while the YONGNUO YN50mm F1.8N is available for $102.00. This significant price gap of approximately $74 highlights the affordability of the YONGNUO lens, making it an attractive option for budget-conscious photographers. For those who are just starting out or looking to expand their kit without breaking the bank, the YONGNUO lens presents a compelling choice.

Features for Creative Photography

The Viltrox 25mm F1.7 E supports multiple shooting modes and EXIF information transmission, which can enhance the shooting experience for users who want to maintain metadata for their images. In contrast, the YONGNUO YN50mm F1.8N also supports various camera modes such as M/AV/TV/P, enabling photographers to adapt to different shooting scenarios effectively. Both lenses offer features that cater to creative photographers, but the Viltrox’s advanced autofocus functions may give it an edge for those focusing on portraiture or dynamic subjects.

Which should you buy?

The decision between the Viltrox 25mm F1.7 E and the YONGNUO YN50mm F1.8N ultimately depends on your camera system and specific needs. If you're a Sony E-mount user seeking a lightweight lens with superior autofocus capabilities and low-light performance, the Viltrox is a worthy investment despite its higher price. Conversely, if you're looking for a cost-effective lens for Nikon DSLRs that supports both auto and manual focus modes, the YONGNUO is an excellent choice. Consider your budget, camera compatibility, and shooting style to make the best choice for your photography needs.