In depth comparison and review of Sennheiser HD 1 In-Ear Wireless and Sennheiser MOMENTUM True Wireless 2. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | - | Charging case: 7.68 cm x 4.38 cm x 3.47 cm / 58 g Charging case with earphones: 70 g Earphone: 6 g |
|
| Colour | - | White | Black | |
| Protection | - | Splashproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| 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 5.1 | Sennheiser MOMENTUM True Wireless 2 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), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Active Noise Cancelling | - | Yes | Sennheiser MOMENTUM True Wireless 2 are equipped with active noice cancellation. |
| Noise Isolating | - | Yes | Sennheiser MOMENTUM True Wireless 2 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 5 - 21000 Hz | Sennheiser HD 1 In-Ear Wireless offer a larger frequency range than Sennheiser MOMENTUM True Wireless 2. |
| Total Harmonic Distortion (THD) | <0.5% | <0.08% | Sennheiser MOMENTUM True Wireless 2 have lower total harmonic distortion than Sennheiser HD 1 In-Ear Wireless. |
| Sensitivity | - | 107 dB | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 7 mm |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Controls | - | Volume, answer/end, play/pause |
|---|
| CABLE | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Cable Type | USB charge cable | USB-C charge cable |
|---|
| FEATURES | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Voice Control | - | Indirect | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | 7 hour(s) | Sennheiser HD 1 In-Ear Wireless lasts longer on a single charge than the Sennheiser MOMENTUM True Wireless 2. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | 1.5 hour(s) | 1.5 hour(s) | The charging of both headphones last the same time. |
| OTHERS | Sennheiser HD 1 In-Ear Wireless | Sennheiser MOMENTUM True Wireless 2 |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | Charging case, 4 pairs of ear tips (XS, S,M, L) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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