I also have 2 x h9 and TF. I would keep the TF. For some reason the same delay presets sound slighlty better on the TF than when played on the H9. Try comparing the same presets using modulation. There is a slight differnce in the EQ on the H9 it is close but I have not been able to get U2 presets to sound 100% same. Try this one on both:
