Sony FE vs Viltrox
Updated July 2026 — Sony FE wins on price and build, Viltrox wins on weight and portability.
The Sony FE 35mm f/1.8 Lens offers superior image quality and autofocus performance, while the Viltrox 25mm F1.7 E is a budget-friendly option with decent features.
Why Sony FE is better
Image Quality
Sony lens has superior bokeh and low-light performance.
Autofocus Speed
Sony's linear-motor autofocus is faster.
Build Quality
Sony lens is built for professional use.
Why Viltrox is better
Price
Viltrox is significantly cheaper.
Weight
Viltrox is lighter, making it more portable.
Compatibility
Viltrox supports more recent camera models.
Overall score
Specifications
| Spec | Sony FE | Viltrox |
|---|---|---|
| Aperture | f/1.8 | f/1.7 |
| Max Magnification | 0.24x | N/A |
| Focus Distance | 8.66" | N/A |
| Motor Type | Linear | STM |
| Compatibility | Full-frame | Mirrorless |
Dimension comparison
Overview of the Sony FE 35mm f/1.8 Lens and Viltrox 25mm F1.7 E
When comparing the Sony FE 35mm f/1.8 Lens and the Viltrox 25mm F1.7 E, two distinct options emerge for photographers seeking quality lenses for Sony E-mount cameras. The Sony lens is priced at $798.00, while the Viltrox offers a more budget-friendly option at $176.00, making it about 78% cheaper than Sony's offering. Each lens brings unique features that cater to different photographic needs, emphasizing the importance of understanding their specifications and performance in real-world settings.
Image Quality and Aperture Performance
The Sony FE 35mm f/1.8 Lens features a maximum aperture of f/1.8, which contributes to its exceptional image quality through a nine-blade circular aperture that creates beautiful bokeh, enhancing portrait and low-light photography. In contrast, the Viltrox 25mm F1.7 E has a slightly wider aperture of f/1.7, providing greater control over depth of field and performing well in low-light conditions. This minor difference in aperture can significantly affect image quality, especially in challenging lighting, where the Viltrox may edge out due to its brighter setting.
Portability and Weight
Portability is a crucial factor for photographers on the move, and here the Viltrox 25mm F1.7 E shines with a lightweight design at just 170g, making it ideal for travel and everyday use. The Sony FE 35mm f/1.8 Lens, while compact and lightweight, does not provide a specific weight in the data provided. However, it is generally known to be a bit heavier than the Viltrox. For those prioritizing a travel-friendly lens, the Viltrox presents a significant advantage due to its lower weight.
Autofocus Performance
Autofocus performance can greatly influence the shooting experience, and both lenses offer effective solutions. The Sony FE 35mm f/1.8 is equipped with a fast, precise, and quiet linear-motor autofocus system, ensuring swift focus adjustments, especially useful in dynamic shooting situations. On the other hand, the Viltrox 25mm F1.7 E adopts an STM stepper motor for quiet autofocus, which is particularly beneficial for video recording and shoots where silence is paramount. While both lenses deliver quality autofocus, the choice may depend on whether a user prioritizes speed or silence in their shooting conditions.
Compatibility with Camera Systems
Both lenses are designed for Sony E-mount cameras, ensuring a seamless fit with popular models. The Sony FE 35mm f/1.8 is suitable for full-frame and APS-C cameras, providing versatility across various systems. Meanwhile, the Viltrox 25mm F1.7 E is compatible with a range of Sony mirrorless cameras, including the ZV-E10 II, A6700, A6600, A6400, and A7C II, among others. For users who own multiple models within the Sony ecosystem, the Viltrox may offer enhanced compatibility, particularly with newer models.
Price Consideration
The price difference between these two lenses is substantial, with the Sony lens retailing at $798.00 compared to the Viltrox's $176.00. This makes the Viltrox about 78% less expensive, which can be a deciding factor for amateur photographers or those on a tight budget. While the Sony lens may justify its higher price with advanced features and performance, the Viltrox provides excellent value for those who need a solid prime lens without breaking the bank.
Target Audience
The Sony FE 35mm f/1.8 Lens is ideal for professional photographers or serious hobbyists looking for high-quality optics and performance in various shooting conditions. Its superior build and image quality can justify the investment for users who prioritize these aspects. Conversely, the Viltrox 25mm F1.7 E appeals to entry-level users, vloggers, and those seeking a budget-friendly lens that still delivers impressive results. Each lens caters to different segments of the market, making it essential for buyers to consider their specific needs.
Which should you buy?
In the showdown between the Sony FE 35mm f/1.8 Lens and the Viltrox 25mm F1.7 E, the choice ultimately hinges on your photography requirements and budget. If you seek top-tier image quality, rapid autofocus, and are willing to invest around $798.00, the Sony lens is a clear winner. However, if you're looking for a lightweight, cost-effective option that still offers solid performance for around $176.00, the Viltrox lens is an excellent choice. Each lens has its merits; therefore, understanding your shooting style will guide you to the best option.

