Side by side comparison and review of Bose QuietComfort 35 II and Sennheiser HD 450BT. 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 | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 18 cm | - | |
| Width | 17 cm | - | |
| Depth | 8.13 cm | - | |
| Weight | 309 g | 238 g | Sennheiser HD 450BT are lighter than Bose QuietComfort 35 II headphones. |
| Colour | Triple midnight | Rose gold | Black | Silver | Black | White | |
| Body Material | Plastic, metal, leather, alcantara | - | |
| Earpad Material | Leather | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 9 m | - |
| SOUND QUALITY | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Sennheiser HD 450BT have a more advanced version of Bluetooth than Bose QuietComfort 35 II. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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. |
| Noise Isolating | Yes | - | Bose QuietComfort 35 II are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 18 - 22000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Max Sound Pressure | - | 108 dB |
| MICROPHONE | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Controls | Volume, power on/off, play/pause, next/previous track, skip track, voice assistant | - |
|---|
| CABLE | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB charge cable - detachable - 30 cm |
Audio cable - detachable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Google Assistant | - |
| BATTERY AND CHARGING | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 20 hour(s) | 30 hours | Sennheiser HD 450BT lasts longer on a single charge than the Bose QuietComfort 35 II. |
| Charging Time | 2.25 hour(s) | 2 hours | Sennheiser HD 450BT recharge faster than Bose QuietComfort 35 II. |
| CONNECTIONS | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bose QuietComfort 35 II | Sennheiser HD 450BT |
|---|
| Included Accessories | Carrying case | Carrying case | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Service & Support | Limited warranty - parts and labour - 1 year | Limited warranty - 2 years |
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