Sennheiser HD 450BT
Supporting aptX Low Latency and AAC codecs over Bluetooth 5.0, the HD 450BT delivers deep dynamic bass and active noise cancellation with a substantial 30-hour battery life. Its lightweight 236g build and foldable design, coupled with comfortable padding, make extended listening sessions effortless on the move. These are best for daily commuters who prioritize wireless ANC endurance over pristine studio accuracy, reflected in a low 25.3/100 studio score.
Snapshot
Pros & Cons
Pros
- Strong connectivity (82nd percentile) 82nd
- Strong anc (81st percentile) 81st
- Strong battery (76th percentile) 76th
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 8 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 | Yes |
| Weight | 0.2 kg / 0.5 lbs |
Audio
| Driver Type | dynamic |
| Freq Min | 18 |
| Freq Max | 22000 |
| Hi-Res Audio | No |
| Codecs | AAC, AptX Low Latency |
Noise Control
| ANC | Yes |
| ANC Type | Active Noise Cancelling |
| Transparency | No |
Connectivity
| Wireless | Yes |
| Bluetooth | 5 |
| Multipoint | No |
| Wired Connector | 3.5mm |
| Detachable Cable | No |
Battery
| Battery Life | 30 |
| Charge Time | 2 |
| Fast Charging | USB-C fast charging |
| Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Voice Assistant | Siri, Google Assistant |
| Touch Controls | No |
| App | Sennheiser Smart Control |
| Gaming Mode | No |
vs Competition
| Spec | Sennheiser HD 450BT | Sony ULT WEAR WHULT900N/B | Bose QuietComfort Ultra | TOZO HT2 | Beyerdynamic Aventho 1001609 | Bowers & Wilkins Px7 Px7S3 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | on-ear | over-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | bio-cellulose |
| Driver Size (mm) | - | 40 | - | 40 | 45 | 40 |
| Impedance Ohms | - | 314 | 32 | 32 | 48 | 33 |
| 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 | 5.0 | 5.2 | 5.3 | 5.3 | 5.4 | 5.3 |
| Battery Life Hours | 30 | 30 | 24 | 60 | 40 | 30 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Sennheiser HD 450BT | 80.6 | 47.6 | 35 | 51.5 | 76.1 | 53.7 | 52.9 | 82 | 61.8 |
| Sony ULT WEAR WHULT900N/B Compare | 98 | 85.3 | 77.8 | 95.6 | 76.1 | 53.7 | 70.6 | 98.9 | 87.5 |
| Bose QuietComfort Ultra Compare | 93.4 | 79.2 | 95.7 | 52.9 | 72.7 | 81 | 70.6 | 99.2 | 73 |
| TOZO HT2 Compare | 93.4 | 83.2 | 95.7 | 99.1 | 90.7 | 81 | 87.1 | 83.1 | 87.5 |
| Beyerdynamic Aventho 1001609 Compare | 98 | 79.2 | 95.7 | 98.3 | 81.6 | 53.7 | 0 | 97.7 | 55 |
| Bowers & Wilkins Px7 Px7S3 Compare | 98 | 98.3 | 35 | 95.1 | 76.1 | 68.2 | 52.9 | 97.7 | 80.3 |
Price
Value & Pricing
Bestbuy.ca 1 offer From CA$100
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
