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TTARTISAN AF vs VILTROX

Updated July 2026 — TTARTISAN AF wins on size and price, VILTROX wins on aperture and weight.

Winner

The VILTROX 25mm F1.7 offers superior low-light performance and optical quality, making it the better choice for serious photographers.

Why TTARTISAN AF is better

Price

TTARTISAN is cheaper at $159.99

Portability

Ultra-compact pancake design

Aesthetic

Unique firmware upgrade interface

Why VILTROX is better

Aperture

Larger f/1.7 aperture for low-light

Optical Quality

Advanced optical design with 12 elements

Autofocus

Faster and quieter autofocus performance

Overall score

TTARTISAN AF
75
VILTROX
85

Specifications

SpecTTARTISAN AFVILTROX
Focal Length27mm25mm
Max Aperturef/2.8f/1.7
Min FocusN/A0.3m
AutofocusSTMSTM
Lens ElementsN/A12 elements

Dimension comparison

TTARTISAN AFVILTROX

Overview of the TTARTISAN AF 27mm f2.8 and VILTROX 25mm F1.7 E

The TTARTISAN AF 27mm f2.8 is priced at $159.99, making it about 9.5% cheaper than the VILTROX 25mm F1.7, which retails for $176.00. Both lenses are designed for different camera mounts—Fuji X for the TTARTISAN and Sony E for the VILTROX—catering to distinct user bases. Each lens offers unique features and benefits that appeal to various photography styles and needs.

Design and Build Quality

The TTARTISAN AF 27mm f2.8 boasts an ultra-compact pancake design, which enhances its portability, making it ideal for travel and everyday use. Its sleek profile does not compromise on performance, as it includes a clicked aperture ring for faster adjustments. In contrast, the VILTROX 25mm F1.7 features a more traditional lens design but comes equipped with a thoughtful extended lens hood to prevent stray light and improve image contrast. The design choices of both lenses reflect their intended usage, with the TTARTISAN focusing on minimalism and the VILTROX emphasizing optical quality.

Aperture and Low-Light Performance

The VILTROX 25mm F1.7 shines with its large maximum aperture of f/1.7, which provides exceptional low-light performance and the ability to create stunning background blur, ideal for portraits and street photography. On the other hand, the TTARTISAN's f/2.8 aperture is suitable for general photography but may not perform as well in low-light conditions. This difference in aperture size results in the VILTROX being more versatile for creative shots in dim environments, making it a better choice for low-light enthusiasts.

Autofocus Capabilities

The TTARTISAN AF 27mm f2.8 utilizes a stepping motor (STM) for smooth and precise focusing, along with eye recognition focus that aids in capturing sharp images, particularly in dynamic situations. The VILTROX 25mm F1.7 also incorporates a new STM motor, ensuring fast and near-silent autofocus, which is beneficial for both photography and video recording. Both lenses provide advanced autofocus features, but the VILTROX's low focus breathing during video transitions gives it an edge for videographers.

Optical Performance

VILTROX’s 25mm F1.7 includes a sophisticated optical design with 12 elements arranged in 10 groups, including two high refractive elements and one extra-low dispersion element. This design minimizes chromatic aberrations and distortion, ensuring high-quality images across various shooting conditions. The TTARTISAN AF 27mm f2.8, while compact and efficient, does not provide detailed information about its optical construction, which may lead to uncertainty regarding its performance compared to the VILTROX. Therefore, the VILTROX may offer a more reliable option for those seeking superior optical fidelity.

Minimum Focusing Distance

The VILTROX 25mm F1.7 has a minimum focusing distance of just 0.3 meters (33cm), allowing photographers to capture detailed close-up shots. This feature enhances its versatility, making it suitable for a wide range of photography styles. The TTARTISAN AF 27mm f2.8 does not specify its minimum focusing distance, which could limit its appeal for macro-style photography. For users interested in close-up work, the VILTROX's closer focusing capability is a significant advantage.

Firmware Upgrade Options

Both lenses come equipped with USB-C ports for firmware upgrades, allowing users to keep their lenses updated for optimal performance and compatibility with new camera models. The TTARTISAN’s firmware upgrade interface is uniquely designed on the rear lens cap, enhancing aesthetics, while the VILTROX also emphasizes user-friendly updates. This modern feature demonstrates a commitment to longevity and adaptability for both products, ensuring users can maintain peak performance.

Price Comparison

The TTARTISAN AF 27mm f2.8 is available for $159.99, whereas the VILTROX 25mm F1.7 is priced at $176.00, making the latter about 10% more expensive. While the price difference may not be significant for some, budget-conscious buyers may prefer the TTARTISAN for its lower cost. However, it's important to weigh the price against the performance features of each lens, as the VILTROX may justify its higher price with superior low-light capabilities and optical quality.

Which should you buy?

Choosing between the TTARTISAN AF 27mm f2.8 and the VILTROX 25mm F1.7 largely depends on your specific needs and photography style. If portability and a lower price point are your top priorities, the TTARTISAN is a solid choice, thanks to its compact design and attractive price of $159.99. However, if you require superior low-light performance, faster autofocus, and exceptional optical quality, the VILTROX, priced at $176.00, may be worth the investment. Ultimately, both lenses offer distinct advantages that cater to different types of photographers, making the decision a matter of personal preference and photographic intent.