Detailed comparison and review of Razer Hammerhead BT and Devialet Gemini. 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 | Razer Hammerhead BT | Devialet Gemini |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 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 | |
| Protection | - | Splashproof, IPX4, dust-proof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Hammerhead BT | Devialet Gemini |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| 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 Razer Hammerhead BT. |
| 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 | 20 - 20000 Hz | 5 - 20000 Hz | Devialet Gemini offer a larger frequency range than Razer Hammerhead BT. |
| Max Input Power | 10 mW | - | |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Sensitivity | 116 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 10 mm | 10 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium magnet | - | |
| Features | Bluetooth aptX technology | Ear Active Matching, Pressure Balance Architecture | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Razer Hammerhead BT | Devialet Gemini |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 300 - 3400 Hz | - | |
| Sensitivity | -42 dB | - | |
| Signal-To-Noise Ratio | 55 dB | - |
| REMOTE CONTROL | Razer Hammerhead BT | Devialet Gemini |
|---|
| Controls | Volume, play/pause button, answer/end, next/previous track | Play/pause, voice assistant, ANC/ambient |
|---|
| CABLE | Razer Hammerhead BT | Devialet Gemini |
|---|
| Cable Type | Headphones cable - 63 cm | Charging cable - detachable | |
|---|---|---|---|
| Cable Length | 63 cm | - |
| FEATURES | Razer Hammerhead BT | Devialet Gemini |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Razer Hammerhead BT | Devialet Gemini |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 160 mAh | - | |
| Battery Life | 8 hour(s) | 6 hour(s) | Razer Hammerhead BT 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 | 2 hour(s) | 1.5 hour(s) | Devialet Gemini recharge faster than Razer Hammerhead BT. |
| WIRELESS LINK | Razer Hammerhead BT | Devialet Gemini |
|---|
| Transmission Range | 10 m | - |
|---|
| OTHERS | Razer Hammerhead BT | Devialet Gemini |
|---|
| Included Accessories | - | Charging case, charging cable, 4 pairs of ear tips (XS, small, medium, large) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | IPX4 |
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