The Ravens are better than the Dolphins and got handled.
The Titans are better than the Jags and Jets and lost.
The Cowboys are better than the Broncos and got shelled.
The Bucs are better than WFT and lost.
Football isn't linear. Your opinion is your opinion. The Bills being a lot better than the Pats is your opinion. Many people have the Pats better than the Bills.
We are favored by 3.5 at home meaning Vegas essentially sees this as a toss up.