In depth comparison and review of Sennheiser CX SPORT and OPPO Enco W31. 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 SPORT | OPPO Enco W31 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 31.85 cm | - | |
| Width | 4.52 cm | - | |
| Depth | 1.43 cm | - | |
| Weight | 15.07 g | 50 g | Sennheiser CX SPORT are lighter than Sennheiser CX SPORT headphones. |
| Colour | - | Black | White | |
| Protection | Splashproof, sweat-resistant | Dust-resistant, IP54, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | OPPO Enco W31 have a more advanced version of Bluetooth than Sennheiser CX SPORT. |
| 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, aptX, apt-X LL | AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX SPORT offer a larger frequency range than OPPO Enco W31. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | - | 95 dB | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | Graphene - 7 mm |
| MICROPHONE | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | - | Yes | OPPO Enco W31 microphone can cancel out ambient noise. |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Controls | 3-button remote | Next/previous track, voice assistant |
|---|
| CABLE | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Cable Type | Charging cable - detachable | USB charge cable - detachable |
|---|
| FEATURES | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Sensors | - | Touch sensor |
|---|
| BATTERY AND CHARGING | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 25 mAh | |
| Battery Life | 6 hour(s) | 3.5 hour(s) | Sennheiser CX SPORT lasts longer on a single charge than the OPPO Enco W31. |
| Battery Life Details | - | Continuous playback (with included charging case): up to 15 hours Continuous playback: up to 3.5 hours |
|
| Charging Time | 1.5 hour(s) | 2.5 hour(s) | Sennheiser CX SPORT recharge faster than Sennheiser CX SPORT. |
| Included Qty | - | 2 |
| OTHERS | Sennheiser CX SPORT | OPPO Enco W31 |
|---|
| Included Accessories | USB charging cable, cable clip, 4 pairs of ear tips (XS, S,M, L), 3 pairs of ear sleeves (S, M, L), neoprene pouch | Ear tips kit, USB charge cable, charging case (350 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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