In depth comparison and review of Devialet Gemini and Razer Hammerhead True Wireless (2021). 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 | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 53 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 | |
| Protection | Splashproof, IPX4, dust-proof | IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Razer Hammerhead True Wireless (2021) have a more advanced version of Bluetooth than Devialet Gemini. |
| Bluetooth Audio Codec | aptX | SBC, AAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Internal Delay Compensation technology | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 20000 Hz | 20 - 20000 Hz | Devialet Gemini offer a larger frequency range than Razer Hammerhead True Wireless (2021). |
| Max Input Power | - | 5 mW | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | - | 91 dB/mW | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 10 mm | 10 mm | Both headphones are designed with same thick diaphragm. |
| Features | Ear Active Matching, Pressure Balance Architecture | Google Fast Pair, Razer Chroma RGB |
| MICROPHONE | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Sensitivity | - | -26 dBFS | |
| Signal-To-Noise Ratio | - | 64 dB |
| REMOTE CONTROL | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Controls | Play/pause, voice assistant, ANC/ambient | - |
|---|
| CABLE | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Cable Type | Charging cable - detachable | - |
|---|
| FEATURES | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Features | Touch control | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant | - | |
| Additional Functions | - | Gaming mode |
| BATTERY AND CHARGING | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 6.5 hour(s) | Razer Hammerhead True Wireless (2021) 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 (lighting OFF / ANC OFF): up to 6.5 hours Continuous playback (lighting OFF / ANC OFF / with included charging case): up to 32.5 hours Continuous playback (lighting ON / ANC OFF): up to 5.5 hours Continuous playback (lighting ON / ANC OFF / with included charging case): up to 27.5 hours Continuous playback (lighting ON / ANC OFF): up to 4.5 hours Continuous playback (lighting ON / ANC OFF / with included charging case): up to 22.5 hours Continuous playback (lighting ON / ANC ON): up to 4 hours Continuous playback (lighting ON / ANC ON / with included charging case): up to 16 hours |
|
| Charging Time | 1.5 hour(s) | - |
| OTHERS | Devialet Gemini | Razer Hammerhead True Wireless (2021) |
|---|
| Included Accessories | Charging case, charging cable, 4 pairs of ear tips (XS, small, medium, large) | Ear tips kit, charging case | |
|---|---|---|---|
| Compliant Standards | IPX4 | - | |
| Service & Support | - | Limited warranty - 2 years |
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