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VILTROX AF vs VILTROX AF

Updated July 2026 — VILTROX AF wins on focal length and aperture, VILTROX AF wins on field of view and weight.

The VILTROX AF 28mm F4.5 offers excellent portability and value, while the AF 9mm F2.8 excels in ultra-wide capabilities and low-light performance.

Why VILTROX AF is better

Price

28mm lens is $100 cheaper

Weight

28mm lens is lighter at 60g

Portability

28mm lens is slimmer at 15.3mm

Why VILTROX AF is better

Aperture

9mm lens has a larger F2.8 aperture

Field of View

9mm lens offers 113.8° ultra-wide angle

Autofocus

9mm lens has silent STM motor for video

Overall score

VILTROX AF
75
VILTROX AF
85

Specifications

SpecVILTROX AFVILTROX AF
BrandVILTROXVILTROX
CompatibilityFuji X-MountSony E-Mount
AutofocusVCM MotorSTM Motor
Image QualitySharp & VibrantUltra Wide
Price$99.00$199.00

Dimension comparison

VILTROX AFVILTROX AF

Overview of the VILTROX AF 28mm F4.5 and VILTROX AF 9mm F2.8 Lenses

The VILTROX AF 28mm F4.5 is priced at $99.00, while the VILTROX AF 9mm F2.8 is available for $199.00, making the 28mm lens about 50% cheaper. Both lenses are designed for different camera systems—Fuji X-Mount for the 28mm lens and Sony E-Mount for the 9mm lens—catering to photographers with specific camera preferences. This comparison will explore their features, performance, and suitability for various photography needs.

Design and Build Quality

The VILTROX AF 28mm F4.5 is exceptionally lightweight, weighing only 60 grams and measuring just 15.3mm thick, making it ideal for portable shooting. In contrast, the VILTROX AF 9mm F2.8, while also lightweight, is built for a wider perspective and has a compact design suitable for vlogging and landscape photography. Both lenses feature a durable aluminum alloy mount, ensuring longevity, but the 9mm lens's additional weight may provide a more stable feel for some users. The innovative slide cap design of the 28mm lens adds a unique touch, transforming the cap into a lens for added functionality.

Optical Performance

When it comes to optical performance, the VILTROX AF 28mm F4.5 boasts six elements in six groups, including two ED (Extra-low Dispersion) lenses and two aspherical lenses, delivering sharp images with vibrant colors. The lens also creates stunning starburst effects, enhancing creative possibilities. On the other hand, the VILTROX AF 9mm F2.8 offers a broader 113.8-degree ultra-wide-angle view, along with a bright F2.8 aperture that excels in low-light conditions. This makes it particularly appealing for astrophotography and urban nightscapes. Thus, photographers seeking unique perspectives will find the 9mm lens advantageous, while those focusing on portability and sharpness may prefer the 28mm lens.

Autofocus Capabilities

Autofocus performance is a critical aspect for many modern photographers, and both lenses excel in this regard. The VILTROX AF 28mm F4.5 features an efficient built-in VCM motor that supports precise autofocus and face/eye recognition, making it suitable for dynamic shooting situations. Meanwhile, the VILTROX AF 9mm F2.8 is equipped with a high-precision STM stepping motor, providing smooth and silent autofocus, ideal for both stills and video. The fast autofocus capabilities of both lenses make them excellent choices for capturing fleeting moments, though the 9mm's silence may be particularly beneficial for video work.

Creative Flexibility

The creative possibilities offered by these lenses vary significantly due to their focal lengths. The VILTROX AF 28mm F4.5 is perfect for wide-angle shots, landscapes, and street photography, allowing photographers to capture a broader view without distortion. Conversely, the VILTROX AF 9mm F2.8 opens up a world of close-focus creativity, enabling unique close-up shots with dramatic perspectives. This difference allows photographers to choose a lens based on their specific creative needs—whether they prefer a more traditional wide-angle lens or an ultra-wide lens that can produce striking compositions.

Price and Value

In terms of price, the VILTROX AF 28mm F4.5 is significantly more affordable at $99.00, compared to the VILTROX AF 9mm F2.8, which retails for $199.00. This price difference of $100 makes the 28mm lens approximately 50% less expensive, appealing to budget-conscious photographers or those new to the genre. However, the higher-priced 9mm lens offers additional features, such as a wider aperture and ultra-wide focal length, which may justify the cost for serious enthusiasts or professionals.

Compatibility and Use Cases

The VILTROX AF 28mm F4.5 is specifically designed for Fuji X-Mount cameras, making it an excellent choice for Fuji users looking for a lightweight, versatile lens. It is compatible with a range of Fujifilm models, including the X-T5 and X-H2, enhancing its utility for various photography styles. In contrast, the VILTROX AF 9mm F2.8 is tailored for Sony E-Mount cameras, compatible with popular models like the a6000 series and a7 series. Photographers should consider their camera system when deciding, as the lens's performance is highly dependent on compatibility.

Which should you buy?

Choosing between the VILTROX AF 28mm F4.5 and the VILTROX AF 9mm F2.8 ultimately depends on your specific photography needs and budget. If you prioritize portability, affordability, and a solid performance for general photography, the 28mm lens is an excellent choice. However, if you require an ultra-wide perspective with superior low-light capabilities and are willing to invest more, the 9mm lens stands out as a superior option. Each lens has its strengths, making them suitable for different types of photography enthusiasts—be it casual shooters or serious professionals.