Short answer: the Soundcore Motion 300, if you are buying new. The Soundcore Motion+ ranks higher than the Bose Soundlink Flex 2nd gen (#4 vs #37 of 179 medium speakers) but is discontinued; its replacement, the Soundcore Motion 300, is rated 4.5/5 at $79.99 and is still sold new.
The case for the Bose Soundlink Flex 2nd gen: Pretty much identical sounding to the 1st gen. The catch: Not stereo.
Buy the Soundcore Motion 300, the replacement for the discontinued Soundcore Motion+; it is rated higher for sound quality than the Bose Soundlink Flex 2nd gen.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
Prices on this page were last checked November 7, 2026 at 7:34 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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Specifications Side By Side
| Bose Soundlink Flex 2nd gen | Soundcore Motion+ | |
|---|---|---|
| Price | $159.00 | $79.99 used, Discontinued |
| Ranked | #37 of 179 in Medium Size Portable Bluetooth Speakers | #4 of 179 in Medium Size Portable Bluetooth Speakers |
| App | Yes | Yes |
| Battery Life | 12 hours (Manufacturer specified) | 12 hours (Manufacturer specified) |
| Built-in Microphone | Yes | Yes |
| EQ | Yes (3 band) | Yes (9 band) |
| IP Rating | IP67 | IPX7 |
| Party Mode | Yes (Bose Party mode) | No |
| Power Input | USB-C | USB-C |
| Stereo | No | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Weight | 1.3 lbs (586 g) | 2.3 lbs (1050 g) |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.3 | 5.0 |
| Dimensions | 7.9” x 3.5” x 2” (201 x 90 x 52 mm) | 10.1” x 3.1” x 3.2” (257 x 79 x 81 mm) |
| Aux Input | No | Yes |
| Drivers | 60mm full-range driver with passive radiators | 2x 70mm (2.75”) neodymium woofers + 2x silk dome tweeters + 2x passive radiators |
| Bluetooth Codecs | SBC, AAC, aptX Adaptive | aptX, SBC |
| Digital Aux Input | No | No |
| Strap | Yes (built-in loop) | No |
| Aux Latency | - | 0ms |
| Bass Extension (-10dB) | - | 54Hz |
| Bluetooth Latency | - | 130ms |
| Maximum SPL | - | 104dB (measured by Alan Ross Reviews) |
| Power Bank | - | No |
| Frequency Response | - | 50Hz - 40kHz (Manufacturer specified) |
| Amplifier Power | - | 30W |
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