You could look into the ikea komplement
IKEA KOMPLEMENT | DIY New Hamster Cage Tutorial + giving my hamster the life he deserves 🐹 - YouTube
Not sure how tall it is or how much it works out price wise, although seem to remember it is about 1 third of what my marrakesh cage cost.
Lindsey also has enough ikea hack cage on her channel you mihht want to check out too. I havent seen anyone else do these cages.
I will leave a link to my video that shows a few ikea hacks with all the links in the description to build videos
Bin, Aquarium, DIY, IKEA hacks Hamster Cages | Cosmic Hamsters - YouTube
Although I agree with Serendipity your cage already looks great, most people have to have a thinner layer of substrate where the wheel is