BENOISON Telephoto Lens for Nikon - F Lens 420- vs VILTROX
Updated July 2026 — BENOISON Telephoto Lens for Nikon - F Lens 420- wins on weight and focal length, VILTROX wins on portability and build quality.
The BENOISON lens is a budget-friendly manual focus option, while the VILTROX offers advanced autofocus features and better optical performance. Choose based on your photography needs.
Why BENOISON Telephoto Lens for Nikon - F Lens 420- is better
Price
BENOISON is significantly cheaper at $67.99.
Focal Length
BENOISON offers a longer focal length of 420-800mm.
Durability
BENOISON is built with high-quality materials.
Why VILTROX is better
Autofocus
VILTROX features fast autofocus capabilities.
Weight
VILTROX is lighter at 173g, enhancing portability.
Optical Quality
VILTROX has a complex optical structure for better clarity.
Overall score
Specifications
| Spec | BENOISON Telephoto Lens for Nikon - F Lens 420- | VILTROX |
|---|---|---|
| Focus Type | Manual | Autofocus |
| Camera Mount | Nikon F | Nikon Z |
| Max Aperture | F/16 | F/2.8 |
| Min Focus Dist. | N/A | 0.62 ft |
| Optical Elements | N/A | 10 elements |
Dimension comparison
Overview of the BENOISON Telephoto Lens and VILTROX Wide Angle Lens
The BENOISON Telephoto Lens is priced at $67.99, making it a budget-friendly choice for photographers seeking a manual focus option. In contrast, the VILTROX 20mm F2.8 lens is significantly more expensive at $176.00, reflecting its advanced features and autofocus capabilities. The price difference of $108.01 highlights the varying target markets for these two lenses, with the BENOISON lens catering to those looking for a more accessible entry into telephoto photography and the VILTROX lens appealing to users seeking high-quality performance in wide-angle photography.
Lens Type and Focus Mechanism
The BENOISON Telephoto Lens is a manual focus lens, which means users must adjust the focus ring manually to achieve the desired sharpness. This can be a disadvantage for those who prefer the ease of autofocus. On the other hand, the VILTROX 20mm lens features fast autofocus performance, allowing for quick and natural shots, particularly beneficial for capturing fast-moving subjects. This fundamental difference in focus mechanisms can greatly affect the user experience and is a key factor for photographers when selecting a lens.
Compatibility with Camera Systems
The BENOISON Telephoto Lens is compatible with a wide range of Nikon DSLR cameras, including models like the D850, D7500, and D3500. This extensive compatibility ensures that it can be used by many photographers who already own Nikon cameras. Conversely, the VILTROX lens is designed for Nikon Z-mount cameras, such as the Z8, Z9, and Z7 II. This distinction in compatibility means that users must carefully consider their camera system when choosing between these two options, as they cater to different Nikon platforms.
Focal Length and Aperture
The BENOISON lens boasts an impressive focal length of 420-800mm, making it ideal for wildlife or distant subjects. However, its aperture ranges from F/8.3 to F/16, which is non-adjustable and may limit performance in low-light conditions. In comparison, the VILTROX lens has a fixed focal length of 20mm with a wider aperture of F/2.8, which allows for better performance in various lighting situations and creates a shallower depth of field. The choice of focal length and aperture is crucial depending on the user's intended photography style and subject matter.
Build Quality and Portability
The BENOISON Telephoto Lens is constructed with high-quality materials, ensuring durability and longevity. However, its larger size and weight may make it less portable than the VILTROX lens. The VILTROX, weighing only 173g, is designed for easy transport and is ideal for spontaneous photography sessions in various environments. For photographers who prioritize mobility and convenience, the lightweight design of the VILTROX lens is a significant advantage.
Optical Performance
Optically, the VILTROX lens features a complex structure of 10 elements in 8 groups, including two ED lenses and two aspherical lenses, which contribute to its sharpness and minimal distortion. This advanced optical design is particularly beneficial for landscape and architectural photography, where clarity is essential. In contrast, while the BENOISON lens is designed for super telephoto capabilities, its manual focus mechanism may not provide the same level of optical precision, especially for users unfamiliar with manual focusing techniques.
User Experience and Learning Curve
Using the BENOISON Telephoto Lens requires a learning curve due to its manual focus system. Users must switch their camera to manual mode and adjust settings like ISO and shutter speed without electronic contacts. This can be challenging for beginners or those accustomed to autofocus lenses. In contrast, the VILTROX lens offers a more user-friendly experience with its autofocus capabilities and the ability to transmit EXIF information. This ease of use can be particularly appealing for photographers who want to focus on capturing moments rather than adjusting settings.
Which should you buy?
Choosing between the BENOISON Telephoto Lens and the VILTROX 20mm Wide Angle Lens ultimately depends on your photography needs and preferences. If you are a budget-conscious photographer looking for a telephoto option and are comfortable with manual focus, the BENOISON lens is a solid choice at $67.99. However, if you seek advanced features like autofocus and plan to shoot wide-angle landscapes or architecture, the VILTROX lens, despite its higher price of $176.00, offers superior optical performance and user-friendliness. Consider your camera compatibility, preferred shooting style, and budget to make the best decision.

