Product Price Battery Life (minutes) Charge Time (hours) Number of Blades Adjustable Lengths Cordless Waterproof
Braun All-in-One Trimmer Series 9 PRO AIO9550, 13-in-1 Kit
US
£147.95 180 minutes 1 52 settings, 0.25 mm steps

This premium 13-in-1 grooming kit trims, details, fades, shaves, and grooms the beard, hair, face, and body. It suits users who want precise control, strong performance on dense hair, and a long-lasting cordless trimmer.

★ Ideal for

It suits people asking which beard trimmer has the longest battery life because it provides up to 180 minutes of cordless runtime, giving it exceptionally long battery life for extended grooming between charges.

Braun Beard Trimmer Series 9 BT9560
US
£66.57 180 minutes 1 hour 1 52 length settings

The Braun Beard Trimmer Series 9 BT9560 is a premium cordless trimmer with a ProBlade, PowerBoost mode, and 52 precise length settings. Its 180-minute runtime and waterproof design suit users who want versatile, low-maintenance grooming for short stubble through longer beards.

★ Ideal for

It suits the question 'Which beard trimmer has the longest battery life?' because its Li-Ion battery provides up to 180 minutes of cordless runtime between charges.