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TTArtisan AF vs YNLENS YONGNUO YN50mm

Updated July 2026 — TTArtisan AF wins on price and weight, YNLENS YONGNUO YN50mm wins on focus distance.

The TTArtisan lens offers advanced features for Fujifilm users, while the YONGNUO lens excels in low-light performance and affordability for Nikon users.

Why TTArtisan AF is better

Advanced Features

Eye-detection autofocus and USB-C firmware upgrades

Compatibility

Designed for a wide range of Fujifilm cameras

User Experience

Click aperture ring for quick adjustments

Why YNLENS YONGNUO YN50mm is better

Price

Significantly cheaper at $102.00

Low-Light Performance

Larger aperture of f/1.8 for better low-light shots

Weight

Lightweight design at 203g for portability

Overall score

TTArtisan AF
85
YNLENS YONGNUO YN50mm
78

Specifications

SpecTTArtisan AFYNLENS YONGNUO YN50mm
Focusing SystemSTMAuto/Manual
Optical StructureNot Specified6 elements in 5 groups
BokehGoodExcellent
Firmware UpgradeYesNo
Eye DetectionYesNo

Dimension comparison

TTArtisan AFYNLENS YONGNUO YN50mm

Price Comparison

The TTArtisan AF 27mm F2.8 lens is priced at $159.99, while the YONGNUO YN50mm 50mm f/1.8 lens is significantly cheaper at $102.00. This makes the YONGNUO lens about 36% less expensive than the TTArtisan lens. For budget-conscious photographers or those just starting out, the lower price point of the YONGNUO lens may be appealing, especially given its capabilities. However, the higher cost of the TTArtisan lens may be justified by its advanced features and compatibility with a broader range of Fujifilm cameras.

Compatibility

The TTArtisan AF 27mm F2.8 is specifically designed for Fujifilm X-Mount cameras, including popular models like the X-T10, X-T2, and X-T30. This extensive compatibility ensures that users with these camera bodies can benefit from the lens's features. On the other hand, the YONGNUO YN50mm 50mm f/1.8 lens is compatible with a wide range of Nikon F-Mount cameras, such as the D3000 and D5000 series. This versatility allows Nikon users to easily integrate this lens into their existing setups. Ultimately, the choice between these two lenses may hinge on the camera brand you currently own.

Aperture and Low-Light Performance

The YONGNUO lens boasts a large aperture of f/1.8, which is excellent for low-light photography and creating a shallow depth of field. This allows for stunning portrait shots with creamy background blur, making it ideal for wedding photography and artistic storytelling. In contrast, the TTArtisan lens features a maximum aperture of f/2.8, which, while still decent, does not offer the same level of low-light performance as the YONGNUO lens. The larger aperture of the YONGNUO lens may provide greater creative flexibility, especially in challenging lighting conditions.

Focusing Mechanism

The TTArtisan AF 27mm F2.8 utilizes an STM (Stepping Motor) focusing system, which is designed for smooth and quiet operation. This feature is particularly beneficial for video recording, as it minimizes focus noise. Additionally, it supports eye-detection autofocus, making it easier to capture sharp images of subjects. Conversely, the YONGNUO lens also supports both automatic and manual focusing, allowing photographers to switch easily between the two modes. While both lenses offer reliable focusing systems, the TTArtisan's STM motor may have an edge in terms of quiet operation.

Build Quality and Design

The build quality of the TTArtisan lens appears to prioritize compactness and user-friendliness, featuring a click aperture ring for quick adjustments. It also includes a USB-C interface for firmware upgrades, enhancing the lens's performance over time. The YONGNUO lens is designed to be lightweight and portable, weighing approximately 203 grams, making it an excellent choice for travel. However, the TTArtisan's additional features may offer photographers more convenience during shoots. Each lens has its strengths, but the TTArtisan's focus on user experience may appeal to those who value functionality.

Optical Quality

Both lenses feature impressive optical designs, but they cater to different photographic needs. The YONGNUO's optical structure includes six elements in five groups, which helps reduce light loss and suppress glare, ensuring sharp and clear images. The seven-blade circular aperture contributes to its ability to create beautiful bokeh effects. On the other hand, while specific optical elements of the TTArtisan lens are not detailed, its close-up shooting capability with a minimum focus distance of 0.35 meters suggests it can capture intricate details effectively. Photographers focused on portraiture and artistic shots may prefer the optical characteristics of the YONGNUO lens.

User Experience and Features

The TTArtisan lens enhances user experience through its unique features, such as eye-detection autofocus and a USB-C interface for firmware upgrades. This modern approach makes it easier for photographers to keep their equipment updated and perform reliably. The YONGNUO lens, while slightly simpler, offers intuitive controls for aperture adjustment through its automatic/manual switching function. Each lens provides a distinct user experience, with the TTArtisan focusing on advanced technology and the YONGNUO lens emphasizing ease of use for everyday photography.

Which should you buy?

In conclusion, choosing between the TTArtisan AF 27mm F2.8 and the YONGNUO YN50mm 50mm f/1.8 largely depends on your specific needs and camera compatibility. If you are a Fujifilm user seeking advanced features like eye-detection autofocus and firmware upgrades, the TTArtisan lens may be worth the investment. Conversely, if you own a Nikon camera and prioritize low-light performance and cost-effectiveness, the YONGNUO lens stands out as a superior choice. Both lenses have their merits, but the decision ultimately hinges on your photography style and equipment.