Side by side comparison and review of Sennheiser HD 1 In-Ear Wireless and Soundcore Liberty Air 2 Pro. 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 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 3 cm | |
| Width | - | 6.2 cm | |
| Depth | - | 5.97 cm | |
| Weight | - | 61 g | |
| Colour | - | Titanium white | Onyx black | |
| Protection | - | Sweat-resistant, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Soundcore Liberty Air 2 Pro have a more advanced version of Bluetooth than Sennheiser HD 1 In-Ear Wireless. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Soundcore Liberty Air 2 Pro are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Targeted Active Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 1 In-Ear Wireless offer a larger frequency range than Soundcore Liberty Air 2 Pro. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 11 mm | |
| Features | - | PureNote drivers |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Soundcore Liberty Air 2 Pro microphone can cancel out ambient noise. |
| Sensitivity | -44 dBV/Pascal | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track, tap control |
|---|
| CABLE | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Cable Type | USB charge cable | USB-C charge cable - detachable - 60 cm |
|---|
| FEATURES | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Features | - | HearID Technology, wear detection |
|---|
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 170 mAh | 55 mAh | Sennheiser HD 1 In-Ear Wireless have a higher battery capacity than Soundcore Liberty Air 2 Pro. |
| Battery Life | 10 hour(s) | 7 hour(s) | Sennheiser HD 1 In-Ear Wireless lasts longer on a single charge than the Soundcore Liberty Air 2 Pro. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (active noise-cancelling on): up to 6 hours Continuous playback (with included charging case): up to 26 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 21 hours |
|
| Wireless Charging Standards | - | Qi | |
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser HD 1 In-Ear Wireless recharge faster than Sennheiser HD 1 In-Ear Wireless. |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | Soundcore Liberty Air 2 Pro |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | 9 pairs of ear tips, charging case (500 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | - | Limited warranty - 18 months |
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