The price difference between these two smartphones is approximately TZS 180,000, with the OnePlus 10 Pro being more expensive than the OnePlus 9 Pro. The OnePlus 9 Pro, with 8 or 12 GB of RAM and 128 or 256 GB of storage, starts at approximately TZS 1,800,000. In comparison, the OnePlus 10 Pro, featuring 8 or 12 GB of RAM and 128 or 256 GB of storage, is currently available starting at approximately TZS 1,980,000.