Side by side comparison and review of Razer Hammerhead True Wireless Earbuds 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 | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | 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 | Mercury | Matte black | |
| Protection | Splashproof, waterproof, IPX4 | Splashproof, IPX4, dust-proof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 EDR | Bluetooth 5.0 | Devialet Gemini have a more advanced version of Bluetooth than Razer Hammerhead True Wireless Earbuds. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC | 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 True Wireless Earbuds. |
| Max Input Power | 8 mW | - | |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Sensitivity | 91 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 13 mm | 10 mm | Razer Hammerhead True Wireless Earbuds have a thicker diaphragm than Devialet Gemini. |
| Features | - | Ear Active Matching, Pressure Balance Architecture |
| MICROPHONE | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 300 - 5000 Hz | - | |
| Sensitivity | -42 dB | - | |
| Signal-To-Noise Ratio | 55 dB | - |
| REMOTE CONTROL | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Controls | Power on/off, answer/end, play/pause, next/previous track, reject call, skip track, pair mode, voice assistant | Play/pause, voice assistant, ANC/ambient |
|---|
| CABLE | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Cable Type | USB-C charge cable - detachable | Charging cable - detachable |
|---|
| FEATURES | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Features | Touch control | Touch control | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 3 hour(s) | 6 hour(s) | Devialet Gemini lasts longer on a single charge than the Razer Hammerhead True Wireless Earbuds. |
| Battery Life Details | Continuous playback: up to 3 hours Continuous playback (with included charging case): up to 13 hours |
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 | Razer Hammerhead True Wireless Earbuds | Devialet Gemini |
|---|
| Included Accessories | Wrist strap, charging case, silicone ear tip | Charging case, charging cable, 4 pairs of ear tips (XS, small, medium, large) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | IPX4 | |
| Service & Support | Limited warranty - 2 years | - |
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