mullvad vpn price 5$ per month and mozilla price 10$ per month hmm ?
This has been known since it launched Everything You Need to Know About the New Firefox VPN | Lifehacker
Mullvad is privacy max. They even let you pay with cash. Wouldn’t trust some random ass site, Mullvad is battle tested.
The only reason to get Mozilla VPN is to directly support Firefox development.
It is common knowledge that consumer prices for VPN services are almost entirely arbitrary. Running a VPN service is cheap. VERY cheap. So VPN services charge pretty much whatever they believe their target audience is willing to pay.