Connections
- Bose QuietComfort Ultra Earbuds 2nd Gen
- Supports AAC, APTX ADAPTIVE, SBC audio
- Bose QuietComfort Earbuds II
- Supports AAC, SBC audio
Earbuds comparison
Bose QuietComfort Ultra 2nd Gen vs Bose QuietComfort II
Compare sound, battery life, fit, controls and connections.
01Selected  Bose QuietComfort Ultra Earbuds 2nd Gen
KSh 34,400In Stock | 02  Bose QuietComfort Earbuds II
KSh 35,000In Stock |
|---|
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2 of 4 products
Our quick verdict
Choose the Bose QuietComfort Ultra Earbuds 2nd Gen if you want aptX Adaptive hi-res codec support, faster recharging (20 minutes) and wireless charging. Choose the Bose QuietComfort Earbuds II if you want a lighter build (6.24 g each).
Fit
- Bose QuietComfort Ultra Earbuds 2nd Gen
- Silicone ear tips in S, M
- Bose QuietComfort Earbuds II
- Bose Fit Kit: ear tips and stability bands, S/M/L
Weight
- Bose QuietComfort Ultra Earbuds 2nd Gen
- 7.3 g per earbud
- Bose QuietComfort Earbuds II
- 6.24 g per earbud
Battery life
- Bose QuietComfort Ultra Earbuds 2nd Gen
- Up to 6 hours per charge
- Bose QuietComfort Earbuds II
- Up to 24 hours with the case
Controls
- Bose QuietComfort Ultra Earbuds 2nd Gen
- Touch controls
- Bose QuietComfort Earbuds II
- Touch controls for playback, calls and listening modes
Key differences
The main differences to help you choose.
Bose QuietComfort Ultra Earbuds 2nd Gen
- aptX Adaptive hi-res Bluetooth codec support.
- Recharges faster: 20 minutes (vs 1 hour).
- Wireless charging: charging case.
- Case wireless charging.
- Newer model: released in 2025 (vs 2022).
- Supports AAC, APTX ADAPTIVE, SBC audio.
Bose QuietComfort Earbuds II
- Lighter: 6.24 g each (vs 7.3 g).
- Supports AAC, SBC audio.
- Active noise cancellation.
What matters most to you?
6 priorities selected.
| Priority | Bose QuietComfort Ultra Earbuds 2nd Gen | Bose QuietComfort Earbuds II |
|---|---|---|
| Fit | Silicone ear tips in S, M and L | Bose Fit Kit: ear tips and stability bands, S/M/L |
| Weight | 7.3 g per earbud | 6.24 g per earbud |
| Battery life | Up to 6 hours per charge | Up to 24 hours with the case |
| Controls | Touch controls | Touch controls for playback, calls and listening modes |
| Noise cancellation | Adjustable noise cancellation with CustomTune | Noise cancellation for listening |
| Connections | Bluetooth 5.3 | Bluetooth 5.3 |
| Water resistance | IPX4 water and dust resistance | IPX4 water and dust resistance |
| Charging | 20 minutes provides up to 2 hours of playback | 20 minutes provides up to 2 hours |
| Software | Works with the Bose app | Works with the Bose Music app |
| Audio codecs | SBC, AAC, aptX Adaptive | AAC, SBC |
| Case features | Wireless charging | Protective charging case |
Tick a topic above to see how each product answers it.
Detailed comparison
Explore the full specifications, section by section.
These products have the same published specifications.
Similarities
- Both are rated for up to 6 hours per charge.
- Both are rated IPX4.
- Both work with a companion app.
- Both charge over USB-C.
- Both connect over Bluetooth.
- Both have a range of up to 9 m.
In summary
QuietComfort II is the lighter option to carry; QuietComfort Ultra 2nd trades extra weight for hi-res Bluetooth audio and faster recharging.
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