Sigma vs TTARTISAN AF
Updated July 2026 — Sigma wins on durability and focus speed, TTARTISAN AF wins on price and portability.
The Sigma 16mm f/1.4 excels in performance and build quality, while the TTARTISAN AF 27mm f2.8 offers great value for casual shooters.
Why Sigma is better
Low-Light Performance
Sigma's f/1.4 aperture provides superior low-light capabilities.
Build Quality
Sigma's dust- and splash-proof design enhances durability.
Image Quality
Sigma's advanced optical design ensures better image quality.
Why TTARTISAN AF is better
Portability
TTARTISAN's ultra-compact design makes it easier to carry.
Price
TTARTISAN is significantly cheaper, making it more accessible.
Ease of Use
TTARTISAN's clicked aperture ring allows for quicker adjustments.
Overall score
Specifications
| Spec | Sigma | TTARTISAN AF |
|---|---|---|
| Aperture | f/1.4 | f/2.8 |
| Mount Type | Sony E | Fuji X |
| Autofocus | Hybrid AF | STM |
| Weather Sealing | Yes | No |
| Element Groups | 16 elements in 13 groups | Not specified |
Dimension comparison
Overview of the Sigma 16mm f/1.4 and TTARTISAN AF 27mm f2.8
The Sigma 16mm f/1.4 is priced at $539.00, while the TTARTISAN AF 27mm f2.8 is available for $159.99, making it about 70% cheaper. Both lenses cater to different photography styles and camera systems, with the Sigma designed for Sony E mount cameras and the TTARTISAN tailored for Fuji X mount cameras. Understanding their features and target audience can help photographers make an informed choice.
Design and Portability
The TTARTISAN AF 27mm f2.8 is significantly more portable, thanks to its ultra-compact pancake design. It is ideal for travel and street photography, allowing photographers to carry it effortlessly. In contrast, the Sigma 16mm f/1.4, while still compact, is larger and more robust, designed for photographers who prioritize performance over portability. The size difference makes the TTARTISAN a more convenient option for on-the-go shooting, especially in casual settings.
Aperture and Low-Light Performance
One of the standout features of the Sigma 16mm f/1.4 is its large f/1.4 aperture, which provides excellent low-light performance. This feature is particularly beneficial for nature and event photography, allowing for brighter images in dim conditions. The TTARTISAN AF 27mm f2.8, with its f/2.8 aperture, offers decent low-light capabilities but falls short compared to the Sigma. Therefore, if low-light performance is a priority, the Sigma lens is the clear winner.
Autofocus Technology
The Sigma 16mm f/1.4 is equipped with a fast Hybrid AF system, ensuring smooth autofocus during both photography and video shooting. This feature is particularly useful for capturing moving subjects or shooting events where timing is crucial. The TTARTISAN AF 27mm f2.8 utilizes an STM stepping motor for focusing, which offers smooth operation but may not match the speed of the Sigma’s advanced autofocus capabilities. For photographers who require swift autofocus, the Sigma may be the better choice.
Target Audience and Use Cases
The Sigma 16mm f/1.4 is primarily aimed at serious photographers who engage in nature and event photography, thanks to its superior optical performance and fast aperture. The TTARTISAN AF 27mm f2.8, on the other hand, is designed for casual shooters and travelers looking for a lightweight option to capture everyday moments. The distinct target audiences reflect their design philosophies: performance versus convenience.
Price Comparison
At $539.00, the Sigma 16mm f/1.4 is a significant investment, while the TTARTISAN AF 27mm f2.8 is priced at just $159.99. This price difference of approximately $379.01 highlights the accessibility of the TTARTISAN for hobbyists or those on a budget. While the Sigma offers more advanced features, the TTARTISAN provides great value for those who may not need the high-end specifications.
Build Quality and Durability
The Sigma 16mm f/1.4 is designed with a dust- and splash-proof construction, making it suitable for outdoor use in various conditions. This durability is a crucial factor for photographers who frequently shoot in challenging environments. The TTARTISAN AF 27mm f2.8, while well-constructed, does not emphasize weather resistance in the same way, which may limit its usability in harsher conditions. For those prioritizing build quality, the Sigma lens stands out.
Image Quality and Optics
The Sigma 16mm f/1.4 features a design of 16 elements in 13 groups, which contributes to its outstanding image quality. This sophisticated optical design helps reduce distortions and aberrations, ensuring crisp and vibrant images. In comparison, the TTARTISAN AF 27mm f2.8, while capable of producing good images, may not reach the same level of optical excellence. For photographers who prioritize high image quality, the Sigma lens is likely to be more satisfying.
Which should you buy?
Choosing between the Sigma 16mm f/1.4 and the TTARTISAN AF 27mm f2.8 ultimately depends on your photography needs. If you're a serious photographer seeking optimal performance, especially in low-light conditions, the Sigma lens justifies its higher price with advanced features and superior build quality. Conversely, if you're looking for an affordable, lightweight option for casual photography, the TTARTISAN is an excellent choice without breaking the bank. Your decision should reflect your individual priorities in photography.