For Xbox One on the Xbox One, a GameFAQs message board topic titled Would honestly get more enjoyment out of Sims 3 being backwards compatible. You can basically play your own version of the Sims in Fallout 4.
Here is our complete list of every Xbox 360 game you can play on your new Xbox One games, too - buying Fallout 4 will net you Fallout 3.
" Xbox One Backward Compatibility will be available at no additional charge, so you won't have to pay to play games you already own," said. The Sims 3 Pets [Xbox 360]: Building Voidlebrity(R)