Short answer: the Sony SRS-XB12. It ranks #39 of 47 small speakers by sound quality at $79; the Lenovo 700 Ultraportable Bluetooth Speaker ranks #44 and costs $85, so there is not much of a tradeoff to weigh.
What the Sony SRS-XB12 offers: Aux in. 16 hour battery life. Watch for: Muddy, not much bass, peaky treble.
What the Lenovo 700 Ultraportable Bluetooth Speaker offers: Very thin profile - about 11mm, similar footprint to a phone. Watch for: Huge lack of bass, probably better off with your phone audio
Buy the Sony SRS-XB12. It ranks higher for sound quality than the Lenovo 700 Ultraportable Bluetooth Speaker and costs less, so there is no real case for the other one.
If sound quality matters at all to you, skip both of these and look higher up the 47 small speakers instead.
If water resistance matters to you, the Sony SRS-XB12 at IP67 (brief submersion) holds up far better than the Lenovo 700 Ultraportable Bluetooth Speaker at IPX2 (light drips).

Specifications Side By Side
| Sony SRS-XB12 | Lenovo 700 Ultraportable Bluetooth Speaker | |
|---|---|---|
| Price | $79 Discontinued | $85 Discontinued |
| Ranked | #39 of 47 in Small Size Portable Bluetooth Speakers | #44 of 47 in Small Size Portable Bluetooth Speakers |
| App | No | No |
| Bass Extension (-10dB) | 97Hz | ~220Hz |
| Battery Life | 16 hours (Manufacturer specified) | 12 hours (Manufacturer specified) |
| EQ | No | No |
| IP Rating | IP67 | IPX2 |
| Bluetooth Latency | 240ms | - |
| Max Volume | 93dB | - |
| Party Mode | No | No |
| Power Bank | No | No |
| Stereo | No | Yes |
| TWS | No | Yes |
| Weight | 0.5 lbs / 243 g | 0.3 lbs / 145 g |
| Aux Input | No | No |
| Bluetooth Codecs | AAC, SBC | SBC |
| Built in Microphone | Yes | Yes |
| Power Input | USB-C | USB-C |
| Bluetooth Version | 4.2 | 5.0 |
| Drivers | 46mm | 1.5" (38mm) full-range driver |
| Charging Time | 4.5 hours | - |
| Output Power | 7W | 4W |
| Dimensions | 2.9" x 3.6"H (74 x 92 mm) (diameter) | 6.5" x 3" x 0.4" (165 x 75 x 11 mm) |
| Discontinued | Yes | Yes |
| Digital Aux Input | No | No |
| NFC | - | Yes |
| Frequency Response | - | 220Hz - 20kHz (Manufacturer specified) |
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- Mifa Tango vs Muzen Wild Mini
- Harman Kardon Neo vs Noxgear 39g
- Harman Kardon Neo vs Lenovo 700 Ultraportable Bluetooth Speaker
- Sony SRS-XB12 vs Harman Kardon Esquire Mini 2
The Two Speakers In Full
Sony SRS-XB12: $79 Discontinued
Pros: Aux in. 16 hour battery life. IP67 rated, palm-sized with a detachable strap for hanging on a bag or belt.
Cons: Muddy, not much bass, peaky treble. Discontinued.
Full Sony SRS-XB12 review and specifications →
| App | No |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | 97Hz |
| Battery Life | 16 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC |
| Bluetooth Latency | 240ms |
| Bluetooth Version | 4.2 |
| Built in Microphone | Yes |
| Charging Time | 4.5 hours |
| Digital Aux Input | No |
| Dimensions | 2.9" x 3.6"H (74 x 92 mm) (diameter) |
| Discontinued | Yes |
| Drivers | 46mm |
| EQ | No |
| IP Rating | IP67 |
| Max Volume | 93dB |
| Output Power | 7W |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | No |
| TWS | No |
| Weight | 0.5 lbs / 243 g |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Lenovo 700 Ultraportable Bluetooth Speaker: $85 Discontinued
Pros: Very thin profile - about 11mm, similar footprint to a phone. All-aluminum build with touch controls. Fires sound 360° instead of just upward; Siri/Google Assistant support.
Cons: Huge lack of bass, probably better off with your phone audio. Discontinued.
Full Lenovo 700 Ultraportable Bluetooth Speaker review and specifications →
| App | No |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | ~220Hz |
| Battery Life | 12 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.0 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 6.5" x 3" x 0.4" (165 x 75 x 11 mm) |
| Discontinued | Yes |
| Drivers | 1.5" (38mm) full-range driver |
| EQ | No |
| Frequency Response | 220Hz - 20kHz (Manufacturer specified) |
| IP Rating | IPX2 |
| NFC | Yes |
| Output Power | 4W |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| Weight | 0.3 lbs / 145 g |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons

