Side by side comparison and review of Sennheiser HD 450BT and Razer Opus X. 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 HD 450BT | Razer Opus X |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 238 g | 270 g | Sennheiser HD 450BT are lighter than Sennheiser HD 450BT headphones. |
| Colour | Black | White | Mercury | Quartz | |
| Earpad Material | - | Nylon, protein-leather |
| SOUND QUALITY | Sennheiser HD 450BT | Razer Opus X |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| 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. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 450BT offer a larger frequency range than Razer Opus X. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 40 mm |
| MICROPHONE | Sennheiser HD 450BT | Razer Opus X |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - | |
| Noise Cancelling | - | Yes | Razer Opus X microphone can cancel out ambient noise. |
| Frequency Response | 80 - 6000 Hz | - | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Sennheiser HD 450BT | Razer Opus X |
|---|
| Controls | - | Volume |
|---|
| CABLE | Sennheiser HD 450BT | Razer Opus X |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
USB-C to USB-A cable - detachable - 50 cm |
|---|
| BATTERY AND CHARGING | Sennheiser HD 450BT | Razer Opus X |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 30 hours | - | |
| Charging Time | 2 hours | - |
| OTHERS | Sennheiser HD 450BT | Razer Opus X |
|---|
| Included Accessories | Carrying case | USB-C to USB-A charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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