Good call on the GRX setup for dual duty.
I'm running full 2x Di2 GRX except for SRAM Red22 Quarq crankset (46/34) with no issues at all. Road wheelset has a Shimano HG-800 11-34t and the gravel wheelset has a SRAM PG1170 11-36t cassette. With a Shimano Ultegra chain, the drivetrain noise is noticeably quieter with the SRAM cassette. Both cassettes shift fine though!
1x XPLR Mixed Feelings...how about GRX or 9200?
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