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Sony FE vs TTartisan

Updated July 2026 — Sony FE wins on build and optics, TTartisan wins on price and portability.

Winner

The Sony FE 40mm f/2.5 G Lens offers superior optical performance and build quality, while the TTartisan 27mm F2.8 Autofocus Lens is more affordable and portable.

Why Sony FE is better

Optical Quality

Sony lens has advanced design with three aspheric elements.

Build Quality

Sony lens features a premium aluminum exterior.

Aperture

Sony lens has a slightly larger maximum aperture of f/2.5.

Why TTartisan is better

Price

TTartisan lens is significantly cheaper at $159.99.

Portability

TTartisan lens is ultra-compact and lightweight.

Autofocus

TTartisan lens includes autofocus with manual override.

Overall score

Sony FE
85
TTartisan
70

Specifications

SpecSony FETTartisan
BrandSonyTTARTISAN
Max Aperturef/2.5f/2.8
Weight0.5 lbs0.3 lbs
CompatibilityE-mountFuji X-mount
Elements3 aspheric6 elements

Dimension comparison

Sony FETTartisan

Overview of the Products

In this comparison, we will explore the Sony FE 40mm f/2.5 G Lens for E and the TTartisan 27mm F2.8 Autofocus Lens. The Sony lens is priced at $798.00, while the TTartisan lens is significantly more affordable at $159.99, making it about 80% cheaper than its competitor. Both lenses cater to different user needs and preferences, making them suitable for distinct photography styles.

Build Quality and Design

The Sony FE 40mm f/2.5 G Lens showcases a premium aluminum exterior, ensuring durability and a refined look. This ultra-compact lens is designed for both full-frame and APS-C cameras, providing versatility for photographers. In contrast, the TTartisan 27mm F2.8 Autofocus Lens is exceptionally lightweight and portable, measuring less than 3cm thick, making it highly convenient for everyday photography. While both lenses offer compact designs, the Sony lens emphasizes a premium build, while the TTartisan prioritizes portability.

Optical Performance

When it comes to optical quality, the Sony FE 40mm f/2.5 G Lens features three aspheric elements that contribute to its corner-to-corner sharpness. This lens is designed to deliver high resolution alongside beautiful bokeh, ideal for low-light conditions and achieving a shallow depth of field. The TTartisan 27mm F2.8 Autofocus Lens, on the other hand, is constructed with 6 elements in 5 groups, including 2 high refractive index lenses, which help in controlling chromatic aberrations. While both lenses deliver sharp images, the Sony lens may provide a slight edge in optical performance due to its advanced design.

Aperture and Low-Light Capability

The Sony FE 40mm f/2.5 G Lens has a maximum aperture of f/2.5, allowing it to perform well in low-light settings while also providing depth-of-field control. Meanwhile, the TTartisan 27mm F2.8 Autofocus Lens has a maximum aperture of f/2.8. While f/2.8 is still suitable for low-light photography, it is slightly less capable than the Sony's f/2.5. The difference in aperture size may be subtle, but it can impact performance in challenging lighting conditions.

Autofocus and Usability

The TTartisan 27mm F2.8 Autofocus Lens features an autofocus system with manual focus override, allowing users to switch between autofocus and manual control seamlessly. This is particularly advantageous for those who prefer hands-on adjustments. The Sony FE 40mm f/2.5 G Lens does not mention specific autofocus capabilities in the provided data, which could imply a more traditional focusing method. Therefore, the TTartisan lens may appeal more to users who prioritize autofocus functionality in their photography.

Versatility and Purpose

The Sony FE 40mm f/2.5 G Lens is a versatile option for various photography styles, including portrait, street, and landscape photography. Its focal length and optical quality make it suitable for both hobbyists and professionals. In contrast, the TTartisan 27mm F2.8 Autofocus Lens is specifically designed for Fujifilm X-mount APS-C mirrorless cameras, offering a 41mm equivalent focal length, making it ideal for street and travel photography. While both lenses serve different purposes, the Sony lens has a broader scope of compatibility.

Price Comparison

The price difference between the two lenses is significant, with the Sony FE 40mm f/2.5 G Lens retailing at $798.00 and the TTartisan 27mm F2.8 Autofocus Lens priced at $159.99. This makes the TTartisan lens approximately 80% less expensive than the Sony lens. For photographers on a budget or those just starting out, the TTartisan lens offers an attractive price point without sacrificing too much optical quality. However, serious photographers may find the investment in the Sony lens worthwhile for its premium features.

Which should you buy?

Ultimately, the choice between the Sony FE 40mm f/2.5 G Lens and the TTartisan 27mm F2.8 Autofocus Lens depends on your specific needs and budget. If you are looking for a high-quality lens with superior optical performance and a premium build, the Sony lens is a solid investment. However, if you prioritize portability, affordability, and autofocus capabilities, the TTartisan lens presents an excellent option without breaking the bank. Consider your photography style and requirements to make the best decision for your gear collection.