Best Overall
Viltrox 35mm F1.7 AF
Key details
- Focal Length
- 35mm, 52.5mm equiv.
- Max Aperture
- f/1.7
- Size & Weight
- 170g
- Weather Sealing
- None
At 170g with f/1.7 and 52.5mm-equivalent framing, the Viltrox 35mm F1.7 AF turns an X-T50 into a genuinely light everyday camera body. The STM autofocus keeps pace with moving street subjects, and the 11-element, 9-group optical layout stays sharp wide open while producing soft background separation. For a budget-lens price, it undercuts native options without giving up the aperture advantage, and the lightweight barrel means the lens never overpowers the camera's compact grip.
The 35mm focal length lands close to the classic 50mm view, so one lens covers walkaround shots, environmental portraits, and low-light streets after dark. The aperture ring sits on the barrel, matching the X-T50's manual-control habits. Wide-open shooting at f/1.7 keeps shutter speeds usable indoors and at night, while 170g keeps the kit balanced on a neck strap or in a small bag. Bokeh has a smooth character for a budget prime, which helps portraits stand out from busy backgrounds.
This is the budget low-light pick for X-T50 owners who want one prime for everyday, street, and portrait hybrid work. The honest boundary: no weather sealing and plastic/resin construction make it a fair-weather lens, and autofocus can miss in very low contrast. Those limits fade in city-night, indoor, and candid-portrait shooting, where f/1.7 and light weight matter more.
Compared with the weather-sealed Fujifilm 50mm F2, the Viltrox gives up rain protection but gains a wider everyday framing, a faster aperture, and a lower price. The 50mm F2 remains the choice if native build and sealing are hard requirements; the Viltrox is the better walkaround match for the X-T50's compact body.
Viltrox keeps the price entry-level without making the lens feel like a compromise. The 35mm F1.7 delivers the normal-angle view that suits street and portrait work, and the f/1.7 aperture is the deciding factor for X-T50 shooters who spend their shooting time after work hours or indoors. That combination puts this lens ahead of other budget primes in the same mount, and it is the rare affordable lens that makes the camera body feel smaller instead of adding bulk to the bag.
Pros
- Sharp wide open with pleasing bokeh for street and portrait work.
- f/1.7 aperture and 170g weight keep low-light carry comfortable.
- STM autofocus responds quickly for everyday shooting.
- Budget-friendly pricing delivers strong image quality for the spend.
Cons
- No weather sealing; plastic/resin barrel and mount need dry storage.
- Autofocus can miss in very low-contrast scenes despite quick response.
The X-T50 owner who wants one light lens for nights, street, and portraits gets a fast, affordable walkaround prime without native-brand cost.