In depth comparison and review of Sennheiser CX 350BT 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 | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 13 g | 53 g | Sennheiser CX 350BT are lighter than Sennheiser CX 350BT headphones. |
| Colour | Black | White | Black | |
| Protection | - | IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| 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 Sennheiser CX 350BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, apt-X LL | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Razer Hammerhead True Wireless (2021) are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 5 mW | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | - | 91 dB/mW | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | 110 dB | - | |
| Diaphragm | - | 10 mm | |
| Features | - | Google Fast Pair, Razer Chroma RGB |
| MICROPHONE | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Mono | Omni-directional | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | - | -26 dBFS | |
| Signal-To-Noise Ratio | - | 64 dB |
| REMOTE CONTROL | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Controls | Answer/end, play/pause, next/previous track | - |
|---|
| FEATURES | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Additional Functions | - | Gaming mode |
|---|
| BATTERY AND CHARGING | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 10 hour(s) | 6.5 hour(s) | Sennheiser CX 350BT lasts longer on a single charge than the Razer Hammerhead True Wireless (2021). |
| Battery Life Details | Continuous playback: up to 10 hours Standby: up to 340 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 |
| OTHERS | Sennheiser CX 350BT | Razer Hammerhead True Wireless (2021) |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large) | Ear tips kit, charging case | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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