Apple iPhone XS vs XS Max vs X: What's the difference?

Apple has announced a collection of new iPhones, with two new models that advance the iPhone X launched in 2017. They are the iPhone XS and the iPhone XS Max. But how do they compare to the 2017 iPhone X?
How do the new 2018 iPhone models compare to the 2017 iPhone X?

The iPhone XS & XS Max Review: Unveiling the Silicon Secrets

The iPhone XS and XS Max Review: Big Screens That Are a Delight to Use - The New York Times

iPhone XS Max vs iPhone X

iPhone XS vs. iPhone X : A Look at the Camera Hardware Changes

Apple iPhone XS Max specs - PhoneArena

iPhone XS vs iPhone X Camera Comparison

One month later: iPhone XS against the iPhone X in the real world

iPhone X vs XS vs XS MAX vs XR (This 2023!)

iPhone comparison: iPhone XR vs. XS, XS Max, X, 8, 8 Plus, 7 and 7 Plus

Real-life test claims iPhone XS battery life isn't as good as Apple says, but it's better than rivals