VILTROX vs VILTROX AF
Updated July 2026 — VILTROX wins on weight and elements, VILTROX AF wins on length and focal length.
The VILTROX 25mm F1.7 E excels in low-light performance and versatility, while the VILTROX AF 28mm F4.5 XF offers a lightweight design and affordability.
Why VILTROX is better
Low-Light Performance
The f/1.7 aperture allows for better low-light shooting.
Optical Quality
More advanced optical design with 12 elements.
Versatility
Better for various photography styles including portraits.
Why VILTROX AF is better
Weight
The 28mm lens is significantly lighter at 60g.
Price
The 28mm lens is $77 cheaper.
Compact Design
Thinner profile at 15.3mm.
Overall score
Specifications
| Spec | VILTROX | VILTROX AF |
|---|---|---|
| Autofocus | STM Motor | VCM Motor |
| Image Quality | Superior | Good |
| Compatibility | Sony E | Fuji X |
| Bokeh | Excellent | Good |
| Design Features | Lens Hood, USB-C | Slide Cap |
Dimension comparison
Overview of the VILTROX 25mm F1.7 E and VILTROX AF 28mm F4.5 XF
The VILTROX 25mm F1.7 E is priced at $176.00, while the VILTROX AF 28mm F4.5 XF comes at a significantly lower price of $99.00, making it about 44% cheaper. Both lenses cater to different photography styles and preferences, with unique features that appeal to various users. The 25mm lens is designed for Sony E-mount cameras, offering a bright aperture for low-light situations, whereas the 28mm pancake lens is tailored for Fuji X-mount cameras, emphasizing a lightweight and portable design.
Design and Build Quality
The VILTROX 25mm F1.7 E boasts a robust design with thoughtful features like an extended lens hood to shield against stray light and enhance image contrast. It also includes a USB-C upgrade port for firmware updates, ensuring compatibility with new camera models. In contrast, the VILTROX AF 28mm F4.5 XF is ultra-light at only 60g and just 15.3mm thick, making it the lightest option between the two. Its innovative slide cap design transforms into a lens cover, adding a fun twist to its functionality while protecting the lens from dust and dirt.
Optical Performance
When it comes to optical performance, the VILTROX 25mm F1.7 E features a superior maximum aperture of f/1.7, which enhances low-light performance and creates beautiful background blur. Its optimized optical design includes 12 elements in 10 groups, including 2 high refractive elements and 1 extra-low dispersion element, which effectively reduces chromatic aberrations and flare. On the other hand, the VILTROX AF 28mm F4.5 XF, while having a smaller maximum aperture of f/4.5, employs 6 elements in 6 groups, including 2 ED and 2 aspherical lenses, delivering sharp images with vibrant colors. The difference in aperture size significantly impacts their suitability for different lighting conditions.
Autofocus Capabilities
The VILTROX 25mm F1.7 E is equipped with a new STM motor that provides fast, precise autofocus, allowing it to adapt quickly to moving subjects. This feature is particularly beneficial for video recording, as it minimizes focus breathing during transitions. Meanwhile, the VILTROX AF 28mm F4.5 XF utilizes a built-in VCM motor for efficient autofocus performance. This lens supports face and eye recognition, making it a great choice for portrait photographers. While both lenses excel in autofocus, the 25mm may be slightly more versatile thanks to its faster aperture.
Focal Length and Versatility
The VILTROX 25mm F1.7 E offers a focal length equivalent to 38mm on APS-C sensors, making it a versatile choice for various photography styles, from landscapes to portraits. Its ability to focus as close as 0.3m allows for stunning close-up shots. In contrast, the VILTROX AF 28mm F4.5 XF provides a unique wide-angle perspective that is ideal for street photography and vlogging. Its lightweight nature makes it convenient for on-the-go shooting. Each lens presents advantages tailored to different photographic scenarios, with the 25mm leaning towards low-light and portrait work, whereas the 28mm excels in portability and casual shooting.
Image Quality and Effects
The VILTROX 25mm F1.7 E is designed to produce exceptional image quality with minimized distortion and flare, thanks to its advanced optical construction. It shines in scenarios requiring beautiful bokeh and sharp detail. Conversely, the VILTROX AF 28mm F4.5 XF's unique front element helps create stunning starburst effects, enhancing the visual appeal of images, especially in landscape photography. While both lenses promise high image quality, the choice may come down to whether one prioritizes low-light performance or creative effects.
Price Comparison
The VILTROX 25mm F1.7 E is priced at $176.00, while the VILTROX AF 28mm F4.5 XF is priced at $99.00. This substantial price difference of about $77 means that the 28mm lens is appealing for those on a budget or those who prioritize a lightweight design. Although the 25mm offers advanced features such as a larger aperture and superior optical design, the cost-effectiveness of the 28mm lens may attract entry-level photographers or casual shooters looking for a capable lens without the hefty price tag.
Which should you buy?
Choosing between the VILTROX 25mm F1.7 E and the VILTROX AF 28mm F4.5 XF ultimately depends on your specific needs and shooting style. If you require a lens that excels in low-light conditions and offers versatility for various photography styles, the 25mm is the superior choice. However, if portability, affordability, and a unique wide-angle perspective are more crucial to your photography, the 28mm would be an excellent option. Both lenses have their strengths, making them valuable additions to any photographer's kit, but your final decision should align with your creative goals and budget.

