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Sony - FE vs Viltrox

Updated July 2026 — Sony - FE wins on weight and versatility, Viltrox wins on price and portability.

The Sony lens offers superior brand reputation and versatility, while the Viltrox lens provides excellent value and portability.

Why Sony - FE is better

Brand Trust

Sony is a well-established brand with a strong reputation.

Versatility

Sony lens is compatible with full-frame cameras.

Aperture Quality

Sony's F1.8 aperture provides excellent bokeh.

Why Viltrox is better

Price

Viltrox is approximately 29% cheaper.

Weight

Viltrox lens is lighter at 170g.

Low-Light Performance

Viltrox has a slightly brighter F1.7 aperture.

Overall score

Sony - FE
85
Viltrox
75

Specifications

SpecSony - FEViltrox
Max ApertureF1.8F1.7
Focal Length50mm35mm
Weight0.5kg0.17kg
BrandSonyVILTROX
CompatibilityFull-frameAPS-C

Dimension comparison

Sony - FEViltrox

Overview of the Products

In this comparison, we examine the Sony - FE 50mm F1.8 Standard Lens and the Viltrox 35mm F1.7 E. The Sony lens is priced at $248.00, while the Viltrox lens is more affordable at $179.00, making it about 29% cheaper than its competitor. Each lens offers unique features tailored to different photography needs, providing a compelling choice for users looking for a prime lens for their Sony E-mount cameras.

Design and Build Quality

The Sony FE 50mm F1.8 features a compact and lightweight design, making it ideal for full-frame E-mount cameras. Its construction includes a 7-blade circular aperture that enhances the defocusing effect, creating beautiful bokeh. In contrast, the Viltrox 35mm F1.7 E is specifically designed for APS-C format E-mount mirrorless cameras and weighs only 170g. This lightweight design is advantageous for travel and everyday use. Both lenses boast a user-friendly design, but the Viltrox offers a slight edge in portability.

Aperture and Depth of Field

The Sony lens has a maximum aperture of F1.8, which allows for beautiful defocusing effects and impressive background bokeh. This makes it particularly suitable for portrait photography. Meanwhile, the Viltrox lens has a marginally brighter maximum aperture of F1.7, which not only aids in low-light conditions but also provides greater control over depth of field. Although the difference in aperture size is minimal, it can influence the final image quality and the ability to isolate subjects effectively.

Versatility and Use Cases

The Sony FE 50mm F1.8 is a versatile lens perfect for portraiture and a variety of other subjects. Its full-frame compatibility allows it to excel in different shooting scenarios, from street photography to landscapes. On the other hand, the Viltrox 35mm F1.7 E is positioned as a prime portrait-length lens with a 35mm equivalent focal length, making it versatile for both portraits and wider shots. This adaptability makes the Viltrox an ideal choice for photographers looking to cover a range of creative needs.

Autofocus and Operation

Both lenses are equipped with autofocus capabilities, but the Viltrox lens supports EXIF information transmission and offers a near-silent shutter sound. This feature is particularly beneficial for capturing candid moments without disturbing subjects. The Sony lens does not mention any specific autofocus enhancements, which may make it less appealing for certain shooting environments where noise and distraction are concerns. The Viltrox's added features could enhance the overall user experience in various settings.

Price Comparison

With the Sony lens priced at $248.00 and the Viltrox at $179.00, there is a significant price difference of about $69.00. This makes the Viltrox lens approximately 29% cheaper than the Sony option, providing excellent value for photographers on a budget. While pricing should not be the only factor in a purchasing decision, the Viltrox's affordability, combined with its features, makes it a compelling alternative for those seeking quality without breaking the bank.

Brand Reputation and Trust

Sony is a well-established brand in the camera and lens market, known for its high-quality optics and reliability. The Sony FE 50mm F1.8 benefits from this reputation, giving potential buyers confidence in their purchase. Conversely, Viltrox, while increasingly recognized, does not carry the same level of brand prestige as Sony. However, Viltrox lenses have received positive feedback for their performance, particularly among budget-conscious photographers. The choice may ultimately depend on the value placed on brand reputation versus affordability and performance.

Which should you buy?

Choosing between the Sony - FE 50mm F1.8 Standard Lens and the Viltrox 35mm F1.7 E comes down to individual needs and budget. If you prioritize brand trust and a versatile full-frame lens for various photography styles, the Sony lens is an excellent choice. However, if you're looking for a more budget-friendly option that still provides great low-light performance and versatility for APS-C cameras, the Viltrox lens stands out as a worthy competitor. Ultimately, both lenses offer unique advantages, making them suitable for different types of photography enthusiasts.