diff --git a/homeassistant/components/xiaomi_ble/binary_sensor.py b/homeassistant/components/xiaomi_ble/binary_sensor.py
index 5ff418fe831..5490676ad1a 100644
--- a/homeassistant/components/xiaomi_ble/binary_sensor.py
+++ b/homeassistant/components/xiaomi_ble/binary_sensor.py
@@ -72,6 +72,9 @@ BINARY_SENSOR_DESCRIPTIONS = {
         key=ExtendedBinarySensorDeviceClass.PRY_THE_DOOR,
         device_class=BinarySensorDeviceClass.TAMPER,
     ),
+    ExtendedBinarySensorDeviceClass.TOOTHBRUSH: BinarySensorEntityDescription(
+        key=ExtendedBinarySensorDeviceClass.TOOTHBRUSH,
+    ),
 }
 
 
diff --git a/homeassistant/components/xiaomi_ble/manifest.json b/homeassistant/components/xiaomi_ble/manifest.json
index e2b327c6823..a03e3f388ed 100644
--- a/homeassistant/components/xiaomi_ble/manifest.json
+++ b/homeassistant/components/xiaomi_ble/manifest.json
@@ -24,5 +24,5 @@
   "dependencies": ["bluetooth_adapters"],
   "documentation": "https://www.home-assistant.io/integrations/xiaomi_ble",
   "iot_class": "local_push",
-  "requirements": ["xiaomi-ble==0.20.0"]
+  "requirements": ["xiaomi-ble==0.21.1"]
 }
diff --git a/homeassistant/components/xiaomi_ble/sensor.py b/homeassistant/components/xiaomi_ble/sensor.py
index 86ffdedafd1..56bfbb1b020 100644
--- a/homeassistant/components/xiaomi_ble/sensor.py
+++ b/homeassistant/components/xiaomi_ble/sensor.py
@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 from xiaomi_ble import DeviceClass, SensorUpdate, Units
+from xiaomi_ble.parser import ExtendedSensorDeviceClass
 
 from homeassistant import config_entries
 from homeassistant.components.bluetooth.passive_update_processor import (
@@ -25,6 +26,7 @@ from homeassistant.const import (
     UnitOfMass,
     UnitOfPressure,
     UnitOfTemperature,
+    UnitOfTime,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -129,13 +131,23 @@ SENSOR_DESCRIPTIONS = {
         state_class=SensorStateClass.MEASUREMENT,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
-    # Used for e.g. consumable sensor on WX08ZM
-    (None, Units.PERCENTAGE): SensorEntityDescription(
-        key=str(Units.PERCENTAGE),
-        device_class=None,
+    # Used for e.g. consumable sensor on WX08ZM and M1S-T500
+    (ExtendedSensorDeviceClass.CONSUMABLE, Units.PERCENTAGE): SensorEntityDescription(
+        key=str(ExtendedSensorDeviceClass.CONSUMABLE),
         native_unit_of_measurement=PERCENTAGE,
         state_class=SensorStateClass.MEASUREMENT,
     ),
+    # Used for score after brushing with a toothbrush
+    (ExtendedSensorDeviceClass.SCORE, None): SensorEntityDescription(
+        key=str(ExtendedSensorDeviceClass.SCORE),
+        state_class=SensorStateClass.MEASUREMENT,
+    ),
+    # Used for counting during brushing
+    (ExtendedSensorDeviceClass.COUNTER, Units.TIME_SECONDS): SensorEntityDescription(
+        key=str(ExtendedSensorDeviceClass.COUNTER),
+        native_unit_of_measurement=UnitOfTime.SECONDS,
+        state_class=SensorStateClass.MEASUREMENT,
+    ),
 }
 
 
@@ -153,7 +165,7 @@ def sensor_update_to_bluetooth_data_update(
                 (description.device_class, description.native_unit_of_measurement)
             ]
             for device_key, description in sensor_update.entity_descriptions.items()
-            if description.native_unit_of_measurement
+            if description.device_class
         },
         entity_data={
             device_key_to_bluetooth_entity_key(device_key): sensor_values.native_value
diff --git a/requirements_all.txt b/requirements_all.txt
index 645dcf3fde0..bcfa77e219d 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2698,7 +2698,7 @@ wyoming==1.1.0
 xbox-webapi==2.0.11
 
 # homeassistant.components.xiaomi_ble
-xiaomi-ble==0.20.0
+xiaomi-ble==0.21.1
 
 # homeassistant.components.knx
 xknx==2.11.2
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index c8e3c0e76e8..f8e922977e9 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1983,7 +1983,7 @@ wyoming==1.1.0
 xbox-webapi==2.0.11
 
 # homeassistant.components.xiaomi_ble
-xiaomi-ble==0.20.0
+xiaomi-ble==0.21.1
 
 # homeassistant.components.knx
 xknx==2.11.2
diff --git a/tests/components/xiaomi_ble/test_sensor.py b/tests/components/xiaomi_ble/test_sensor.py
index 7f39228a012..a2b0e62821a 100644
--- a/tests/components/xiaomi_ble/test_sensor.py
+++ b/tests/components/xiaomi_ble/test_sensor.py
@@ -132,6 +132,40 @@ async def test_xiaomi_consumable(hass: HomeAssistant) -> None:
     await hass.async_block_till_done()
 
 
+async def test_xiaomi_score(hass: HomeAssistant) -> None:
+    """Make sure that score sensors are correctly mapped."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id="ED:DE:34:3F:48:0C",
+        data={"bindkey": "1330b99cded13258acc391627e9771f7"},
+    )
+    entry.add_to_hass(hass)
+
+    assert await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert len(hass.states.async_all()) == 0
+    inject_bluetooth_service_info_bleak(
+        hass,
+        make_advertisement(
+            "ED:DE:34:3F:48:0C",
+            b"\x48\x58\x06\x08\xc9H\x0e\xf1\x12\x81\x07\x973\xfc\x14\x00\x00VD\xdbA",
+        ),
+    )
+    await hass.async_block_till_done()
+    assert len(hass.states.async_all()) == 2
+
+    sensor = hass.states.get("sensor.smart_toothbrush_480c_score")
+
+    sensor_attr = sensor.attributes
+    assert sensor.state == "83"
+    assert sensor_attr[ATTR_FRIENDLY_NAME] == "Smart Toothbrush 480C Score"
+    assert sensor_attr[ATTR_STATE_CLASS] == "measurement"
+
+    assert await hass.config_entries.async_unload(entry.entry_id)
+    await hass.async_block_till_done()
+
+
 async def test_xiaomi_battery_voltage(hass: HomeAssistant) -> None:
     """Make sure that battery voltage sensors are correctly mapped."""
     entry = MockConfigEntry(