Sony FE 1.4x Teleconverter vs VILTROX AF
Updated July 2026 — Sony FE 1.4x Teleconverter wins on price and compatibility, VILTROX AF wins on weight.
The Sony FE 1.4x Teleconverter excels in optical performance and compatibility for Sony users, while the VILTROX AF 16mm lens offers versatility and exceptional image quality for Nikon users.
Why Sony FE 1.4x Teleconverter is better
Optical Performance
Maintains full G Master performance with minimal light loss.
Compatibility
Designed specifically for Sony E-mount lenses.
Durability
Dust and moisture resistant design for outdoor use.
Why VILTROX AF is better
Price
Cheaper by approximately $18.
Weight
Lighter at 19.5 ounces.
Autofocus
Fast and quiet autofocus suitable for video.
Overall score
Specifications
| Spec | Sony FE 1.4x Teleconverter | VILTROX AF |
|---|---|---|
| Focal Length | 1.4x | 16mm |
| Aperture | N/A | f/1.8 |
| Mount Type | Sony E | Nikon Z |
| Image Quality | High | Very High |
| Dust Resistance | Yes | No |
Dimension comparison
Overview of the Products
The Sony FE 1.4x Teleconverter and the VILTROX AF 16mm f/1.8 Z Full Frame Lens are two distinct products catering to different photography needs. The Sony teleconverter is designed to extend the focal length of compatible lenses, while the VILTROX lens is an ultra-wide-angle prime lens suited for a variety of shooting conditions.
The Sony FE 1.4x Teleconverter retails for $598.00, whereas the VILTROX AF 16mm lens is priced at $580.00, making it about 3% cheaper. Both products are aimed at enhancing the photography experience but target different segments of the market.
Design and Build Quality
When it comes to design and build quality, the Sony FE 1.4x Teleconverter is engineered for durability with a dust and moisture-resistant design. This feature is particularly advantageous for outdoor photography, ensuring reliability in various weather conditions. The teleconverter's compact and lightweight nature also makes it easy to handle.
On the other hand, the VILTROX AF 16mm lens boasts a full metal body that enhances its durability. It weighs just 19.5 ounces, making it a portable option for photographers. This lens also includes a lens hood and is compatible with a range of filters, adding to its versatility. Overall, both products are well-constructed, but the VILTROX lens may offer a more robust feel due to its all-metal design.
Optical Performance
Optical performance is a crucial aspect where both products shine in their own right. The Sony FE 1.4x Teleconverter is designed to maintain full G Master performance, ensuring that the image quality and autofocus capabilities of compatible lenses remain intact. It multiplies the focal length by 1.4x with only a one-stop light loss, making it ideal for sports and wildlife photography.
Conversely, the VILTROX AF 16mm lens features advanced optical technology with three aspherical elements and four ED glass elements, which work together to suppress color bleeding and enhance corner-to-corner resolution. This lens is particularly well-suited for capturing stunning landscapes and dynamic scenes due to its ultra-wide-angle capabilities and maximum aperture of f/1.8. Both products excel in their respective optical performances but cater to different photographic styles.
Autofocus Features
The autofocus capabilities of the Sony FE 1.4x Teleconverter and the VILTROX AF 16mm lens vary significantly, catering to different use cases. The Sony teleconverter maintains the autofocus performance of the original lens, ensuring that users can capture fast-moving subjects effectively. This aspect is crucial for wildlife and sports photographers who rely on quick and accurate autofocus.
In contrast, the VILTROX AF 16mm lens features fast, precise, and quiet autofocus, making it suitable for both still images and video recording. Its minimum focus distance of just 0.88 feet allows for creative close-up shots that combine detailed foregrounds with expansive backgrounds. While both products offer autofocus solutions, the VILTROX lens provides more versatility for various shooting scenarios.
Image Quality
Image quality is a decisive factor in photography equipment. The Sony FE 1.4x Teleconverter is designed to extend the focal length without sacrificing image quality, making it suitable for long-range photography. It ensures that users retain full optical quality and operability, which is essential for professional work.
On the other hand, the VILTROX AF 16mm lens is built to deliver exceptional image quality thanks to its advanced optical elements. It is capable of producing stunning bokeh even at maximum aperture, which is ideal for portrait and landscape photography. Both products promise high image quality, but the VILTROX lens may offer a more distinctive look with its wide aperture and unique optical design.
Usability and Compatibility
In terms of usability and compatibility, the Sony FE 1.4x Teleconverter is specifically designed for use with compatible Sony E-mount lenses, such as the SEL70200GM and SEL100400GM. This targeted compatibility allows users to enhance their existing lens collection without needing to invest in entirely new equipment.
The VILTROX AF 16mm lens, however, is compatible with a broader range of Nikon Z-mount mirrorless cameras, including models like the Z9, Z8, and Z7II. This wider compatibility enhances its appeal to Nikon users, offering them a high-quality ultra-wide-angle option. While both products specialize in enhancing usability for their respective systems, the VILTROX lens provides greater flexibility for Nikon photographers.
Price Comparison
Price is always a significant consideration when choosing photography equipment. The Sony FE 1.4x Teleconverter is priced at $598.00, while the VILTROX AF 16mm lens comes in at $580.00. This makes the VILTROX lens approximately $18 cheaper, or about 3% less expensive than the Sony teleconverter. While the price difference is modest, it may influence buyers who are budget-conscious and looking for quality options without breaking the bank.
Which should you buy?
Choosing between the Sony FE 1.4x Teleconverter and the VILTROX AF 16mm lens ultimately depends on your specific photography needs. If you’re a Sony user looking to extend the reach of your current lenses for wildlife or sports photography, the Sony teleconverter is an excellent choice due to its seamless integration and impressive optical performance. However, if you prefer an ultra-wide-angle lens that offers exceptional image quality and versatile autofocus capabilities, the VILTROX lens is a compelling option, especially for Nikon Z-mount users. Each product has its strengths, and the decision should align with your photography style and equipment preferences.

