In depth comparison and review of Sennheiser CX 7.00BT and Huawei FreeBuds 4. 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 7.00BT | Huawei FreeBuds 4 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Dimensions & Weight Details | - | Charging case: 5.8 cm x 5.8 cm x 2.12 cm / 38 g Earbud: 1.68 cm x 1.85 cm x 4.14 cm / 4.1 g |
|
| Colour | Black | Ceramic white | Silver frost | |
| Protection | - | Splashproof, dust-resistant, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Huawei FreeBuds 4 have a more advanced version of Bluetooth than Sennheiser CX 7.00BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Huawei FreeBuds 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX 7.00BT offer a larger frequency range than Huawei FreeBuds 4. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 14.3 mm |
| MICROPHONE | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Huawei FreeBuds 4 microphone can cancel out ambient noise. |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Controls | - | Swipe control |
|---|
| CABLE | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Cable Type | USB charge cable | - |
|---|
| FEATURES | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Sensors | - | Wear sensor |
|---|
| BATTERY AND CHARGING | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 170 mAh | 30 mAh | Sennheiser CX 7.00BT have a higher battery capacity than Huawei FreeBuds 4. |
| Battery Life | 10 hour(s) | 4 hour(s) | Sennheiser CX 7.00BT lasts longer on a single charge than the Huawei FreeBuds 4. |
| Battery Life Details | - | Continuous playback (active noise-cancelling off): up to 4 hours Continuous playback (active noise-cancelling on): up to 2.7 hours Continuous playback (active noise-cancelling off) (with included charging case): up to 22 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 14 hours Continuous talk (active noise-cancelling off): up to 2.3 hours Continuous talk (active noise-cancelling on): up to 2 hours |
|
| Charging Time | 1.5 hour(s) | 1 hour(s) | Huawei FreeBuds 4 recharge faster than Sennheiser CX 7.00BT. |
| OTHERS | Sennheiser CX 7.00BT | Huawei FreeBuds 4 |
|---|
| Included Accessories | Carrying pouch, 4 ear tips (extra small, small, medium, large) | USB-C charging cable, charging case (410 mAh) | |
|---|---|---|---|
| Compliant Standards | - | RoHS, halogen-free, IPX4 |
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