I didn't clarify very well. I have a 7D mk II, so the 10-18 EF-S works well on that camera. It's a good combination! In addition to the 7D, I acquired a 5D mk IV, and need an 'equivalent' lens for it. I was looking at the 16-35 f4 to go with that ...
How about the 16-35 F4 lens for landscapes? I know it's a bit out of the stated price range, but I'm looking for a good landscape lens as well. I recently acquired a used a 5D mk IV and only have the 10-18. (which is pretty awesome for an inexpensi...