Hardware: GH (cheap renovations)
F&B outlets: Andaz (This is subjective.)
Location: GH (high up on Namsan mountain. Taxi, walk or bus are your only options.
Service: Andaz (too inexperienced and casual)
Pool: Andaz (B2 with no natural light. This is also subjective.)
Parking: GH (outdoors and not connected to the hotel), PH (valet only and outdoors or parking tower)

Globalist treatment: GH (CL only open for meal times. Not upgrading to suites or corner rooms most weekends. A view is considered an upgrade.)