Detailed comparison and review of Devialet Gemini and JVC HA A8T. 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 | Devialet Gemini | JVC HA A8T |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 5 g | |
| 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 | Black | White | |
| Protection | Splashproof, IPX4, dust-proof | Waterproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Devialet Gemini | JVC HA A8T |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | aptX | SBC | |
| Active Noise Cancelling | Yes | - | Devialet Gemini are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Internal Delay Compensation technology | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 5 - 20000 Hz | 20 - 20000 Hz | Devialet Gemini offer a larger frequency range than JVC HA A8T. |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 10 mm | 10 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | - | Neodymium | |
| Features | Ear Active Matching, Pressure Balance Architecture | - |
| MICROPHONE | Devialet Gemini | JVC HA A8T |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | Devialet Gemini | JVC HA A8T |
|---|
| Controls | Play/pause, voice assistant, ANC/ambient | Play/pause, next/previous track, 1-button remote |
|---|
| CABLE | Devialet Gemini | JVC HA A8T |
|---|
| Cable Type | Charging cable - detachable | USB charge cable - detachable |
|---|
| FEATURES | Devialet Gemini | JVC HA A8T |
|---|
| Features | Touch control | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Devialet Gemini | JVC HA A8T |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 15 hour(s) | JVC HA A8T 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 |
Continuous playback: up to 6 hours Continuous playback (with included charging case): up to 15 hours |
|
| Charging Time | 1.5 hour(s) | 2 hour(s) | Devialet Gemini recharge faster than Devialet Gemini. |
| CONNECTIONS | Devialet Gemini | JVC HA A8T |
|---|
| Connector Type | - | USB (power only) |
|---|
| OTHERS | Devialet Gemini | JVC HA A8T |
|---|
| Included Accessories | Charging case, charging cable, 4 pairs of ear tips (XS, small, medium, large) | Charging case, USB charge cable | |
|---|---|---|---|
| Compliant Standards | IPX4 | - |
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