In depth comparison and review of Huawei FreeBuds 3i and Sennheiser CX True Wireless. 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 | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 4.18 cm | - | |
| Width | 1.98 cm | - | |
| Depth | 2.37 cm | - | |
| Weight | 5.5 g | - | |
| Dimensions & Weight Details | Charging case: 8.07 cm x 3.54 cm x 2.92 cm / 51 g | Earbud: 6 g Charging case: 5.9 cm x 4.23 cm x 3.38 cm / 37 g |
|
| Colour | Carbon black | Ceramic white | Black | White | |
| Protection | - | Splashproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sennheiser CX True Wireless have a more advanced version of Bluetooth than Huawei FreeBuds 3i. |
| 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 | - | Huawei FreeBuds 3i are equipped with active noice cancellation. |
| Noise Isolating | - | Yes | Sennheiser CX True Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | - | 5 - 21000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.08% | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | - | 110 dB | |
| Diaphragm | 10 mm | 7 mm | Huawei FreeBuds 3i have a thicker diaphragm than Sennheiser CX True Wireless. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 1 | |
| Features | - | TrueResponse technology |
| MICROPHONE | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Controls | Answer/end, play/pause, ANC on/off | - |
|---|
| CABLE | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Cable Type | - | USB-C charge cable - detachable - 25 cm |
|---|
| FEATURES | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect | |
| Intelligent Assistant | - | Siri, Google Assistant | |
| Sensors | Touch sensor | - |
| BATTERY AND CHARGING | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 37 mAh | 60 mAh | Sennheiser CX True Wireless have a higher battery capacity than Huawei FreeBuds 3i. |
| Battery Life | 3.5 hour(s) | 9 hour(s) | Sennheiser CX True Wireless lasts longer on a single charge than the Huawei FreeBuds 3i. |
| Battery Life Details | Continuous playback: up to 3.5 hours Continuous talk: up to 2.5 hours |
Continuous playback (50% volume): up to 9 hours Continuous playback (with included charging case): up to 27 hours |
|
| Charging Time | 1 hour(s) | 1.5 hour(s) | Huawei FreeBuds 3i recharge faster than Huawei FreeBuds 3i. |
| Auto On/Off | Yes | - | |
| Included Qty | - | 2 |
| OTHERS | Huawei FreeBuds 3i | Sennheiser CX True Wireless |
|---|
| Included Accessories | Charging case, 4 ear tips (extra small, small, medium, large), USB-C charging cable | 4 pairs of earpads (extra small, small, medium, large), charging case (400 mAh) | |
|---|---|---|---|
| Compliant Standards | - | Bluetooth Class 1 |
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