Detailed comparison and review of Sennheiser HD 450BT and Acer AHW300. 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 | Acer AHW300 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 238 g | - | |
| Colour | Black | White | - | |
| Gaming | - | Yes |
| SOUND QUALITY | Sennheiser HD 450BT | Acer AHW300 |
|---|
| 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 | Wired | |
| 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 | - | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 450BT offer a larger frequency range than Acer AHW300. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Impedance | - | 21 Ohm | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 5 mm |
| MICROPHONE | Sennheiser HD 450BT | Acer AHW300 |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | Omni-directional | |
| Frequency Response | 80 - 6000 Hz | - | |
| Signal-To-Noise Ratio | - | 53 dB | |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 450BT | Acer AHW300 |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
- |
|---|
| BATTERY AND CHARGING | Sennheiser HD 450BT | Acer AHW300 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 30 hours | - | |
| Charging Time | 2 hours | - |
| CONNECTIONS | Sennheiser HD 450BT | Acer AHW300 |
|---|
| Connector Type | - | (mini-phone 3.5mm) |
|---|
| OTHERS | Sennheiser HD 450BT | Acer AHW300 |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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