Detailed comparison and review of Sennheiser HD 450BT and Razer Kaira. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 450BT | Razer Kaira |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - 2.4/5 GHz - wireless | |
|---|---|---|---|
| Weight | 238 g | 293 g | Sennheiser HD 450BT are lighter than Sennheiser HD 450BT headphones. |
| Colour | Black | White | - | |
| Earpad Material | - | FlowKnit memory foam | |
| Recommended Use | - | Game console, computer | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 450BT | Razer Kaira |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 2.4/5 GHz radio frequency | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| 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 | - | Sennheiser HD 450BT are equipped with active noice cancellation. |
| Noise Isolating | - | Yes | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Windows Sonic surround sound | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 450BT offer a larger frequency range than Razer Kaira. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 108 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 50 mm | |
| Magnet Material | - | Razer Triforce titanium |
| MICROPHONE | Sennheiser HD 450BT | Razer Kaira |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | Uni-directional (HyperClear flexible cardioid) | |
| Frequency Response | 80 - 6000 Hz | 100 - 10000 Hz | Razer Kaira offer a larger microphone frequency range than Sennheiser HD 450BT. |
| Sensitivity | - | -54 dB | |
| Signal-To-Noise Ratio | - | 60 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 450BT | Razer Kaira |
|---|
| Controls | - | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance |
|---|
| CABLE | Sennheiser HD 450BT | Razer Kaira |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
- |
|---|
| FEATURES | Sennheiser HD 450BT | Razer Kaira |
|---|
| Features | - | Xbox Wireless technology |
|---|
| BATTERY AND CHARGING | Sennheiser HD 450BT | Razer Kaira |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 30 hours | 15 hour(s) | Sennheiser HD 450BT lasts longer on a single charge than the Razer Kaira. |
| Charging Time | 2 hours | - |
| OTHERS | Sennheiser HD 450BT | Razer Kaira |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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