| Name | Bose SoundLink Flex (2nd Gen) | Sony ULT Field 3 |
|---|---|---|
| Image |  |
 |
| Type | Medium | Medium |
| MSRP | $149 | $199.99 |
| Released | 2024 | 2025 |
| Availability | Available | Available |
| Current price | Amazon | Amazon |
| Speaker configuration | ||
| Audio channels | 1.0 (mono) | 1.0 (mono) |
| Woofers (or full range): | 1× full range | 1× 86×46 mm |
| Tweeters: | - | 1× 20 mm |
| Subwoofers: | - | - |
| Audio specs & features | ||
| Watts RMS | Not specified | Not specified |
| Frequency range | Not specified | Not specified |
| Wireless stereo pairing? | ✔ TWS | ✔ TWS |
| Party mode? (mono) | ✔ (Party Mode) | ✔ (Party Connect) |
| Other (special) audio features? | Speakerphone, PositionIQ (adaptive EQ) | Speakerphone |
| Connectivity | ||
| Bluetooth version? | 5.3 | 5.2 |
| Wi-Fi? | ❌ | ❌ |
| NFC? (for pairing) | ❌ | ❌ |
| Radio? | ❌ | ❌ |
| Audio inputs & outputs | ||
| Buit-in mic? (and function) | ✔ (calls, voice control) | ✔ (calls) |
| Guitar/mic input? | ❌ | ❌ |
| USB-A playback? | ❌ | ❌ |
| 3.5 mm AUX in? | ❌ | ❌ |
| 3.5 mm AUX out? | ❌ | ❌ |
| Other in/outputs? | ❌ | ❌ |
| Battery, power & charging | ||
| Battery? | ✔ | ✔ |
| Battery life | 12 hours | 24 hours |
| Charge time | 4 hrs | 3.5 hrs |
| Battery capacity | 11.4 Wh | ? |
| Swappable battery? | ❌ | ❌ |
| Charging port(s): | USB-C | USB-C |
| Powerbank function? | ❌ | Yes; 1× USB-C 7.5W |
| Buttons & controls | ||
| Sound mode button(s)? | ❌ | Bass boost |
| Sound effect buttons? | ❌ | ❌ |
| Other (special) buttons? | Shortcut button | ❌ |
| App? | Bose App | Sony Sound Connect |
| Voice assistant? | ✔ | ✔ |
| Lights | ||
| Colored LEDS? | ❌ | ❌ |
| Strobe LEDS? | ❌ | ❌ |
| Size & weight | ||
| Size (cm H×W×D): | 9.04×20.14×5.23 | 11.3×25.6×7.9 |
| Size (inch H×W×D): | 3.56×7.93×2.06 | 4.45×10.08×3.11 |
| Weight (kg): | 0.586 | 1.2 |
| Weight (lbs): | 1.291 | 2.65 |
| Physical features | ||
| IP Code | IP67 | IP67 |
| Transportation method? | In hand | Shoulder strap |
| Color options: | 7 colors: Black, dark blue, light blue, green, beige, yellow, pink | 3 colors: Black, white, green |
| Other features? | Loop | Detachable shoulder strap |
| In the box | ||
| Charger/cables? | USB-A to USB-C | USB-C to USB-C |
| Accessories? | - | Shoulder strap |
| More info | ||
| Model number | 442591 | YY7866E, SRS-ULT30 |
| User guide / manual | Owner's guide | Help Guide |
| Official site link: | Bose.com | Sony.com |
Bose SoundLink Flex 2 vs Sony ULT Field 3
Legend:
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Good
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