Tamron 50-400mm F4.5-6.3 Di III VC VXD Review: An 8x Telephoto Zoom That Starts at 50mm

Most telephoto zooms start at 100mm or longer. The Tamron 50-400mm F4.5-6.3 Di III VC VXD starts at 50mm, a normal focal length. That 8x range covers portraits, events, sports and wildlife without a lens change. Tamron released it for Sony E-mount in July 2022 at $1,299, and a Nikon Z version followed in 2024 at the same price.

For people who want one telephoto that also works for everyday shots, it’s a clever design.

It weighs about 1,155 grams on Sony and takes a 67mm filter, the same size as most of Tamron’s mirrorless lenses.

Video review: Dustin Abbott

Range and sharpness

Sharpness is good to very good across the range, best in the middle focal lengths and still solid at 400mm. For wildlife, airshows and sports, image quality is a pleasant surprise for an 8x zoom.

Close focus is a standout. At 50mm it focuses down to 25 centimeters, for half life-size (1:2) magnification. You can shoot butterflies and flowers with your wildlife lens.

Focus and stabilization

Tamron’s VXD linear motor focuses quickly and quietly, keeping up with bird and animal tracking. Vibration Compensation is rated at 5 stops.

There’s a zoom lock and a focus limiter, plus an optional Arca-compatible tripod collar. The Nikon Z version adds a USB-C port for Tamron’s Lens Utility software, a focus-set button and a custom switch. The lens is moisture resistant with a fluorine-coated front element.

The tradeoffs

f/6.3 at 400mm is slow, so low-light wildlife needs high ISO.

At over a kilogram, it’s not light, and it extends when zoomed, which shifts balance.

It stops at 400mm. Bird photographers who need more reach should look at the Nikon Z 180-600mm, Tamron’s own 150-500mm or Sony’s 200-600mm.

Who should buy it

Sony and Nikon shooters who want one telephoto for events, kids’ sports, travel and wildlife. Hobbyists who don’t want to swap between a standard zoom and a long lens. Close-up enthusiasts who like the 1:2 magnification at 50mm.

If you need faster apertures for portraits and indoor sports, a 70-200mm f/2.8 is the better tool. If you want versatility above all, the 50-400mm is one of the most flexible lenses in the E and Z mounts.