Compare Huawei FreeBuds 4 vs Lenovo Smart Wireless vs OnePlus Buds

[[{"Ft":"Connectivity","Fn":"Ports","Fv":"USB-C"},{"Ft":"Connectivity","Fn":"Wireless Connectivity","Fv":"Bluetooth 5.2"},{"Ft":"Construction","Fn":"Battery | Capacity","Fv":"30 mAh Earbud + 410 mAh Charging Case"},{"Ft":"Construction","Fn":"Colors","Fv":"Silver Frost, Ceramic White"},{"Ft":"Construction","Fn":"Drivers","Fv":"14.3 mm dynamic"},{"Ft":"Construction","Fn":"Headphone Type","Fv":"In-ear"},{"Ft":"Construction","Fn":"Microphone","Fv":"Yes"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"18.5 mm"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"58 mm"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"41.4 mm"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"21.2 mm"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"16.8 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"38 g"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.1 g"},{"Ft":"Function","Fn":"Fast Charging","Fv":"15 min for 2.5 hours"},{"Ft":"Function","Fn":"Noise Cancellation","Fv":"Active"},{"Ft":"Function","Fn":"Sensor","Fv":"Wear detection sensor"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"IPX4"},{"Ft":"Performance","Fn":"Battery Life","Fv":"4h ANC off / 2.5h ANC on earbuds / 22h ANC off / 14h ANC off w/ charging case"},{"Ft":"Performance","Fn":"Charging Time","Fv":"1h"},{"Ft":"Production","Fn":"Debut","Fv":"2021"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"USB-C"},{"Ft":"Connectivity","Fn":"Wireless Connectivity","Fv":"Bluetooth 5.2"},{"Ft":"Construction","Fn":"Battery | Capacity","Fv":"400 mAh"},{"Ft":"Construction","Fn":"Colors","Fv":"Black, White"},{"Ft":"Construction","Fn":"Drivers","Fv":"11mm dynamic drivers"},{"Ft":"Construction","Fn":"Form Factor","Fv":"In-ear, True wireless headphones"},{"Ft":"Construction","Fn":"Headphone Type","Fv":"Dynamic headphones"},{"Ft":"Construction","Fn":"Microphone","Fv":"6x Microphones"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"47.7 mm / 1.88\u0026#34;"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"56 mm / 2.2\u0026#34;"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"28.4 mm / 1.12\u0026#34;"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.2 g / 0.009 lbs"},{"Ft":"Function","Fn":"Compatibility","Fv":"IOS, Android 8, Windows"},{"Ft":"Function","Fn":"Noise Cancellation","Fv":"Active Noise Cancellation w/ 6 microphones"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"IPX4"},{"Ft":"Performance","Fn":"Battery Life","Fv":"Play time 5.4h (ANC on) / 7h (ANC off) + 3x extra charges w/ Charging Case (28h total)"},{"Ft":"Production","Fn":"Debut","Fv":"2021-09-08 (Lenovo Tech World 2021)"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"USB-C"},{"Ft":"Connectivity","Fn":"Wireless Connectivity","Fv":"Bluetooth 5.0"},{"Ft":"Connectivity","Fn":"Wireless Range","Fv":"10 m"},{"Ft":"Construction","Fn":"Battery | Capacity","Fv":"35mAh (earbud) x2 + 420mAh (charging box)"},{"Ft":"Construction","Fn":"Colors","Fv":"White / Gray"},{"Ft":"Construction","Fn":"Drivers","Fv":"1.34cm dynamic"},{"Ft":"Construction","Fn":"Form Factor","Fv":"True Wireless Headphones"},{"Ft":"Construction","Fn":"Headphone Type","Fv":"Dynamic headphones"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"18.81 mm"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"24.4 mm"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"59.62 mm"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"37.89 mm"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"16.13 mm"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"52.21 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"37 g"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.7 g"},{"Ft":"Function","Fn":"Fast Charging","Fv":"10 mins for 10 hours (charging box+earbuds) / 10 mins for 2 hours play time for the earbuds"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"IPX4"},{"Ft":"Performance","Fn":"Battery Life","Fv":"Up to 7 hours (music playback) / 4 hours (phone call) / Up to 30 hours music playback (w/ charging box)"},{"Ft":"Performance","Fn":"Charging Time","Fv":"80 mins"},{"Ft":"Performance","Fn":"Frequency Response","Fv":"20Hz - 20kHz"},{"Ft":"Performance","Fn":"Microphone Sensitivity","Fv":"-38 dB ± 2dB"},{"Ft":"Performance","Fn":"Sensitivity","Fv":"97 dB ± 3dB"},{"Ft":"Production","Fn":"Debut","Fv":"2020-07"},{"Ft":"Production","Fn":"Model Name","Fv":"E501A"}]]