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SIRUI Night Walker vs TTARTISAN AF

Updated July 2026 — SIRUI Night Walker wins on aperture and build, TTARTISAN AF wins on size and price.

The SIRUI Night Walker excels in low-light performance and optical quality, while the TTARTISAN AF 27mm offers compactness and user-friendly features. Choose based on your specific photography needs.

Why SIRUI Night Walker is better

Low-Light Performance

SIRUI's T1.2 aperture outperforms TTARTISAN's f2.8 in low-light conditions.

Optical Quality

SIRUI offers superior optical performance with minimal aberration.

Build Quality

SIRUI's premium aluminum housing provides better durability.

Why TTARTISAN AF is better

Portability

TTARTISAN's pancake design is more compact and travel-friendly.

Autofocus

TTARTISAN features STM for smooth and quick autofocus.

Price

TTARTISAN is significantly cheaper, appealing to budget-conscious users.

Overall score

SIRUI Night Walker
85
TTARTISAN AF
75

Specifications

SpecSIRUI Night WalkerTTARTISAN AF
ApertureT1.2f2.8
Weight500gunknown
Focal Length35mm27mm
Focus TypeManualAutofocus
CompatibilityE MountFuji X Mount

Dimension comparison

SIRUI Night WalkerTTARTISAN AF

Overview of the SIRUI Night Walker 35mm S35 and TTARTISAN AF 27mm f2.8

The SIRUI Night Walker 35mm S35 Manual Focus Cine Lens is priced at $279.00, while the TTARTISAN AF 27mm f2.8 is approximately 17% cheaper at $159.99. Both lenses cater to different photography styles and needs, making them suitable for varying users. The SIRUI lens is geared more towards cine applications with its large aperture and optical performance, whereas the TTARTISAN lens is designed for compactness and ease of use for everyday photography.

Design and Build Quality

The design of the SIRUI Night Walker 35mm emphasizes durability and aesthetics, featuring a premium aluminum cine housing that ensures sturdiness while remaining lightweight at around 500g. This makes it portable enough for filmmakers who need reliable equipment on the go. In contrast, the TTARTISAN AF 27mm f2.8 adopts an ultra-compact pancake design, making it exceptionally easy to carry. This design is ideal for casual photographers and travelers who prefer a lightweight option. Both lenses reflect a commitment to quality but cater to different preferences in size and style.

Aperture and Low-Light Performance

The SIRUI Night Walker boasts a fast T1.2 aperture, making it highly effective for low-light filming. This feature allows for clear, noise-free night scenes without the need for high ISO settings, providing a significant advantage in challenging lighting conditions. The TTARTISAN AF 27mm, with its f2.8 aperture, offers decent low-light capabilities but does not match the SIRUI's performance in very low light. The larger aperture of the SIRUI lens also contributes to its pleasing bokeh quality, making it a better choice for filmmakers aiming for expressive visuals.

Focusing Mechanism

Focusing is a critical aspect of lens performance, and here the two options diverge significantly. The SIRUI Night Walker features a manual focus system, which allows for precise control, essential for cinematic applications. It requires users to be skilled in focusing techniques, which can be a learning curve for some. Conversely, the TTARTISAN AF 27mm is equipped with an STM stepping motor for smooth and rapid autofocus. This is particularly advantageous for those capturing spontaneous moments or shooting videos, as it allows for quick adjustments without manual intervention.

Versatility in Usage

The SIRUI Night Walker is designed primarily for cinematographers, making it ideal for humanity, documentary, and portrait filming. Its equivalent focal length of 49mm in full-frame terms adds versatility for a wide range of shooting scenarios. The TTARTISAN AF 27mm, while also versatile, is more suited for everyday photography and is compatible with various Fuji X mount cameras, including popular models like the Fujifilm XS10 and X-T4. Its compact design makes it less intimidating for casual shooting, appealing to a broader audience.

Additional Features

The SIRUI Night Walker incorporates revolutionary optical performance, including minimal focus breathing and well-controlled aberration, enhancing the visual quality of captured footage. However, it lacks some modern conveniences. In contrast, the TTARTISAN AF 27mm comes with an independent clicked aperture ring for quicker adjustments and even features a USB-C interface for firmware upgrades. This modern touch addresses performance enhancements, making it a more future-proof choice for users who value adaptability.

Price Comparison

The price difference between these two lenses is notable. The SIRUI Night Walker is priced at $279.00, while the TTARTISAN AF 27mm is available for $159.99. This makes the TTARTISAN lens about $119 cheaper, which is significant for budget-conscious photographers. While the price reflects the differences in target audience and intended use, it also suggests that the SIRUI lens is positioned as a more premium option for serious filmmakers, while the TTARTISAN is accessible for casual photographers and those new to the craft.

Which should you buy?

Choosing between the SIRUI Night Walker 35mm S35 and the TTARTISAN AF 27mm f2.8 largely depends on your specific needs and shooting style. If you are a filmmaker looking for a high-quality lens with excellent low-light capabilities and precise manual control, the SIRUI Night Walker is the better option, despite its higher price. On the other hand, if you are a casual photographer in need of a lightweight, user-friendly lens for everyday use, the TTARTISAN AF 27mm offers great value at a lower cost. Ultimately, the decision should align with your intended use and personal preferences in lens handling and photography style.