Side by side comparison and review of Sennheiser PXC 550-II and Bose QuietComfort 45. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 17.4 cm | 18.4 cm | |
| Width | 13.6 cm | 15.2 cm | |
| Depth | 6.3 cm | 7.62 cm | |
| Weight | 227 g | 241 g | Sennheiser PXC 550-II are lighter than Sennheiser PXC 550-II headphones. |
| Dimensions & Weight Details | - | Case: 14.5 cm x 5.08 cm x 21.1 cm / 188 g | |
| Colour | - | Black | Smoke white | Triple black | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 9 m |
| SOUND QUALITY | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Bose QuietComfort 45 have a more advanced version of Bluetooth than Sennheiser PXC 550-II. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Acoustic Noise Cancelling | |
| Noise Isolating | - | Yes | Bose QuietComfort 45 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 17 - 23000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 490 Ohm | - | |
| Diaphragm | 32 mm | - |
| MICROPHONE | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Frequency Response | 50 - 10000 Hz | - | |
| Sensitivity | -34 dBV/Pascal | - | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | - |
|---|
| CABLE | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Cable Type | USB charge cable Audio cable |
USB-C to USB-A cable - detachable - 30 cm | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Battery Type | Headphone battery rechargeable - lithium | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 460 mAh | |
| Battery Life | 30 hour(s) | 24 hour(s) | Sennheiser PXC 550-II lasts longer on a single charge than the Bose QuietComfort 45. |
| Battery Life Details | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
- | |
| Charging Time | 3 hour(s) | 2.5 hour(s) | Bose QuietComfort 45 recharge faster than Sennheiser PXC 550-II. |
| CONNECTIONS | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
- |
|---|
| OTHERS | Sennheiser PXC 550-II | Bose QuietComfort 45 |
|---|
| Included Accessories | Carrying case, airplane adapter | Carrying case | |
|---|---|---|---|
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | - |
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