First you need see your mobile phone is it can support wireless chargers, Second you need see your mobile phone wireless charger speed.
The below part of different mobile phones wireless charging speed and model number to you reference.

Brand nameModel NoQI wireless
charge speed		Magsafe wireless charge speed
Iphone8 / 8 plus7.5W——
IphoneX7.5W——
IphoneXR7.5W——
IphoneXS7.5W——
IphoneXS MAX7.5W——
IphoneSE7.5W——
Iphone11 / 11 Pro / 11 Pro Max7.5W——
Iphone12 / 12 mini / 12 Pro / 12 Pro Max7.5W15W
Iphone13 / 13 mini /
13 Pro / 13 Pro Max		7.5W15W
Iphone14 / 14 Plus / 14 Pro /14 Pro Max7.5W15W
Brand nameModel NoQI wireless charge speed
SamsungGalaxy Note99W
SamsungGalaxy Note99W
SamsungGalaxy Note915W
SamsungGalaxy S20/S20+/S20 Ultra15W
SamsungGalaxy Note20/Note20 Ultra15W
SamsungGalaxy S21/S21+/S21 Ultra15W
Brand nameModel NoQI wireless
charge speed
HUAWEIP30 Pro15W
HUAWEIMate 20 Pro15W
HUAWEIMate 20 RS20W
HUAWEIMate 30 Pro27W
HUAWEIMate 20X（5G）15W
HUAWEIMate XS27W
Brand nameModel NoQI wireless
charge speed
MIMIX 310W
MI920W
MI9 Pro30W

Tips: If your mobile phone wireless charger is 7.5W, you can choose 10W wireless charger enough, If your mobile phone wireless charger is 15W, best choose 15W wireless charger, to get the best charger speed.