Yes, Vivo V9 does have the fingerprint scanner.
Yes, Vivo V9 does have the dual rear camera set up. They have a resolution of 16MP & 5MP, respectively.
Vivo V9 has face unlock & fingerprint scanner both.
Yes, Vivo V9 does have the face unlocking functionality.
The Vivo V9 underperforms in many aspects but if anything is overhyped, it’s the phones camera. It does take good photos but isn’t enough to justify the price tag it comes with.
Despite the iPhone’s influence, it’s a very good midrange smartphone with some great qualities. If you’re able to easily get your hands on a Vivo V9, it isn’t a bad choice. Vivo has more exciting smartphone releases coming up for everyone else.