Detailed comparison and review of V7 HU521-2EP and Sennheiser HD 450BT. 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 | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Product Type | Headset - wired - USB | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 18.8 cm | - | |
| Width | 6.8 cm | - | |
| Depth | 16.5 cm | - | |
| Weight | 172.5 g | 238 g | V7 HU521-2EP are lighter than V7 HU521-2EP headphones. |
| Colour | Black | Black | White | |
| Recommended Use | Computer | - |
| SOUND QUALITY | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| 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. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 450BT offer a larger frequency range than V7 HU521-2EP. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Audio Input Details | Omni-directional - 300° | - | |
| Sensitivity | -44 dB | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Cable Type | Headset cable - 1.8 m | Audio cable - detachable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.8 m | - |
| BATTERY AND CHARGING | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | - | 30 hours | |
| Charging Time | - | 2 hours |
| CONNECTIONS | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | V7 HU521-2EP | Sennheiser HD 450BT |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Compliant Standards | FCC, RoHS | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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