Side by side comparison and review of Sennheiser HD 1 In-Ear Wireless and Devialet Gemini. 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 | Devialet Gemini |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | - | Charging case: 5.8 cm x 7.4 cm x 3.1 cm / 76 g Earbud: 1.8 cm x 3.3 cm x 1.5 cm / 8 g |
|
| Colour | - | Matte black | |
| Protection | - | Splashproof, IPX4, dust-proof | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Devialet Gemini 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) | - | |
| Bluetooth Audio Codec | - | aptX | |
| Active Noise Cancelling | - | Yes | Devialet Gemini are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Internal Delay Compensation technology | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 5 - 20000 Hz | Sennheiser HD 1 In-Ear Wireless offer a larger frequency range than Devialet Gemini. |
| Total Harmonic Distortion (THD) | <0.5% | <0.1% | Devialet Gemini have lower total harmonic distortion than Sennheiser HD 1 In-Ear Wireless. |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 10 mm | |
| Features | - | Ear Active Matching, Pressure Balance Architecture |
| MICROPHONE | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Controls | - | Play/pause, voice assistant, ANC/ambient |
|---|
| CABLE | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Cable Type | USB charge cable | Charging cable - detachable |
|---|
| FEATURES | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Sennheiser HD 1 In-Ear Wireless | Devialet Gemini |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | 6 hour(s) | Sennheiser HD 1 In-Ear Wireless lasts longer on a single charge than the Devialet Gemini. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 6 hours Continuous talk: up to 4 hours Continuous talk (noise cancelling OFF): up to 4.5 hours Continuous playback (with included charging case): up to 24 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 | Devialet Gemini |
|---|
| Included Accessories | Carrying case, 4 pairs of earpads (extra small, small, medium, large) | Charging case, charging cable, 4 pairs of ear tips (XS, small, medium, large) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 |
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