Comparisons work best with things that share some degree of similarity.
In core beliefs there are quite a lot of similarities - with Islam like a “let’s take Judaism and merge with Christian evangelism”
They both have a strong sense of the monad (Tawhid); halakha / sharia as a law system covering every aspect of life; halal / kosher dietary restrictions; circumcision; etc.
They aren’t the same but they are similar