There are currently 4 like-new ASUS ROG Flow Z13 laptops available on Amazon Resale for $2,849.99:

https://www.amazon.com/gp/product/B0DW238TXK?smid=A2L77EE7U53NWQ&th=1

That's a many months ago price - and about half what a DGX Spark currently costs.

Update: price has gone back up to $3,135, as of 9/14/2026 (even for the resale units)