SoundLink Flex
BoseReleased Oct 1, 2021 · Analysis updated Feb 7, 2026
Lightweight portable Bluetooth speaker with good sound quality and 12-hour battery life for clear calls. The Bose SoundLink Flex scores 81/100 based on 20 expert reviews in the portable speakers category. Coverage includes reviews from Cnet, Blog Bestbuy, Techradar, and Soundandsignal.
Critic Score
What's this?based on 20 expert reviews
Pros
- Compact and portable(15)
- Good sound quality(7)
- 12-hour battery life(5)
- Good call quality(5)
- Lightweight(4)
Cons
- Limited features(15)
- Fairly expensive(3)
20 Expert Reviews
The Bose SoundLink Flex delivers impressive sound for its compact size, is fully waterproof and floats, making it one of the best mini Bluetooth speakers available at $150.
The Bose SoundLink Flex delivers exceptional sound quality in a rugged, portable design with useful multi-device pairing capabilities.
The Bose SoundLink Flex Gen 2 is a compact, waterproof Bluetooth speaker with great sound quality that the reviewer uses daily, especially in the shower.
The Bose SoundLink Flex delivers clear, powerful audio in a compact, rugged design built for everyday use and outdoor adventures.
The Bose SoundLink Flex is an excellent Bluetooth speaker that not only looks the part but delivers when it comes to performance too.
The second-generation Bose SoundLink Flex doesn't change much from the first iteration, but, in fairness, it's starting from a strong position.
The SoundLink Flex from Bose scored top marks online, and the Bluetooth speaker also impressed in this test, particularly when we focused on its operation, sound quality, and battery life.
The Bose Soundlink Flex 2 is a sturdy portable speaker with balanced sound and useful features, though its battery life and incremental upgrades may disappoint some buyers.
The Bose Soundlink Flex is a mono Bluetooth speaker made to sit on your desk but portable enough to be a sonic companion on your journeys.
The Bose SoundLink Flex has good overall sound quality with decent bass impact and depth, though it has some shortcomings in bass prominence, midrange graininess, and treble smearing.
The outdoor-friendly Bose SoundLink Flex speaker produces powerful wireless audio and can easily withstand the elements.
The Bose Soundlink Flex showed strong points as being the most mature sounding flat speaker, but it is certainly not the most dynamic one.
The Bose SoundLink Flex is a wonderfully easy to use, straightforward, portable Bluetooth speaker that gets the job done.
Not quite the complete package, but the SoundLink Flex might just have what it takes to satisfy your priorities.
The Bose SoundLink Flex is a practical portable speaker that can withstand water and is also completely dustproof, with good sound quality when positioned directly at ears but compromised performance ...
With its rugged design, IP67 certification, and ability to float, the SoundLink Flex is introduced as the most robust model of all of Bose's Bluetooth speakers to date.
