The Apple XR supports up to 18W of fast charge, and the Apple XR's original charger has 5W of power, but you can use a USB-PD protocol charger and cable to achieve fast charging up to 18W. However, it should be noted that if you want to achieve 18W fast charge, you need to use a charger and cable that comply with the USB-PD protocol, and the device itself needs to support this protocol. Otherwise, even if a high-power charger is used, the fast charging effect cannot be achieved.
Apple XR supports up to 18W fast charge PD (Power Delivery) technology. This means you can use a compatible PD charger to quickly charge your iPhone XR for faster charging speeds. PD chargers can provide higher power output, which reduces charging time and gets you back to use faster. Make sure to use Apple certified chargers and cables to ensure safe and stable charging.
Apple xr support fast charge is 29W. The Apple xr supports a maximum of 5V3A charging power and a maximum of 29W charging head.