We have also seen some such good results in ping as connecting to the Internet via an Ethernet cable.
Hence, try using an ethernet cable and check the results.
2. Reduce the Number of Devices
Latency will decrease if you have one device connected to the network, and if there are two devices connected (including your mobile) and one is downloading information, the response speed will decrease.
It also affects the presence of other active applications on the same computer.
3. Whitelist your Games or Applications
Your firewall or antivirus can reduce the latency of data packets your favourite game or application receives.