In depth comparison and review of Huawei FreeBuds 4 and OPPO Enco Buds 2. 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 4 | OPPO Enco Buds 2 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | 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 |
Earphone: 4 g Charging case: 5.7 cm x 5.7 cm x 2.56 cm / 30 g Charging case with earphones: 38 g |
|
| Colour | Ceramic white | Silver frost | Moonlight | |
| Protection | Splashproof, dust-resistant, water-resistant | IPX4 | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.2 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC | SBC, AAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 101 dB | |
| Diaphragm | 14.3 mm | - |
| MICROPHONE | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| REMOTE CONTROL | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Controls | Swipe control | - |
|---|
| FEATURES | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Features | - | Touch control, noise reduction | |
|---|---|---|---|
| Sensors | Wear sensor | - |
| BATTERY AND CHARGING | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | 2 x headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 30 mAh | 40 mAh | OPPO Enco Buds 2 have a higher battery capacity than Huawei FreeBuds 4. |
| Battery Life | 4 hour(s) | 7 hours | OPPO Enco Buds 2 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 |
Continuous playback (noise cancelling OFF): up to 7 hours Continuous playback (noise cancelling OFF / with included charging case): up to 28 hours |
|
| Charging Time | 1 hour(s) | 90 min | Huawei FreeBuds 4 recharge faster than Huawei FreeBuds 4. |
| Included Qty | - | 2 |
| OTHERS | Huawei FreeBuds 4 | OPPO Enco Buds 2 |
|---|
| Included Accessories | USB-C charging cable, charging case (410 mAh) | Charging case (460 mAh) | |
|---|---|---|---|
| Compliant Standards | RoHS, halogen-free, IPX4 | IPX4 |
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