Bose QuietComfort Ultra 880066-0300
Adaptive noise cancellation and CustomTune ear adaptation combine with Bose Immersive Audio for a spatialized soundstage, supported by a 24-hour battery that gains 2.5 hours of playback from a 10-minute charge. The 254-gram design uses plush ear cushions and metal arms, while Bluetooth 5.3 multipoint seamlessly switches between two devices. These headphones are ideal for frequent travelers and commuters needing all-day comfort, immersive spatial audio, and reliable ANC.
Snapshot
Pros & Cons
Pros
- Strong connectivity (98th percentile) 98th
- Strong build (96th percentile) 96th
- Strong social proof (94th percentile) 94th
- Strong anc (89th percentile) 89th
Cons
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 14 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Foldable | No |
| Weight | 0.3 kg / 0.6 lbs |
| Ear Cushion | Protein Leather |
| Headband | Plastic, Aluminum, Leather (Protein) |
Audio
| Hi-Res Audio | Yes |
| Codecs | SBC, AAC |
Noise Control
| ANC | Yes |
| ANC Type | Active Noise Cancelling, Echo Reduction, Adjustable Noise Cancelling |
| Transparency | Yes |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.3 |
| Profiles | A2DP Bluetooth Audio Streaming, HFP Bluetooth, AVRCP Bluetooth, Bluetooth Low Energy |
| Multipoint | Yes |
| Wired Connector | 3.5mm |
| Detachable Cable | Yes |
Battery
| Battery Life | 24 |
| Charge Time | 3 |
| Fast Charging | Yes |
| Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 1 |
| NC Mic | Yes |
| Boom Mic | No |
Features
| Voice Assistant | Google Assistant |
| Touch Controls | Yes |
| App | Bose Music |
| Gaming Mode | No |
vs Competition
| Spec | Bose QuietComfort Ultra 880066-0300 | Bowers & Wilkins Px8 S2 | Sennheiser HDB 630 | Sony ULT WEAR WHULT900N/B | Apple AirPods Max Midnight | Technics EAH-A800 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | - | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | - | 40 | 42 | 40 | 40 | 40 |
| Impedance Ohms | - | - | 480 | 314 | 16 | 34 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.3 | 5.3 | 5.2 | 5.2 | 5.0 | 5.2 |
| Battery Life Hours | 24 | 30 | 60 | 30 | 20 | 50 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Bose QuietComfort Ultra 880066-0300 | 89.1 | 68.2 | 95.7 | 52.9 | 72.7 | 53.7 | 98.1 | 93.9 |
| Bowers & Wilkins Px8 S2 Compare | 98 | 99.3 | 95.7 | 99.4 | 76.1 | 53.7 | 97.7 | 98.4 |
| Sennheiser HDB 630 Compare | 98 | 85.3 | 77.8 | 98.2 | 90.7 | 46.5 | 93.8 | 87.5 |
| Sony ULT WEAR WHULT900N/B Compare | 98 | 85.3 | 77.8 | 95.6 | 76.1 | 53.7 | 98.9 | 87.5 |
| Apple AirPods Max Midnight Compare | 98 | 83.2 | 92.4 | 93.2 | 69.8 | 32.3 | 94.4 | 98.4 |
| Technics EAH-A800 Compare | 93.4 | 98.3 | 77.8 | 97.2 | 85.9 | 53.7 | 97.4 | 60 |
Price
Value & Pricing
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
