Agreed on separating those cases, though I would add buyer financing. A renovated home may justify a higher offer because the buyer expects less work after completion, while a dated home requires both purchase funds and a repair budget. That can shrink the practical buyer pool even after a price...
Start with recent completed sales, separated by condition. Asking prices and a 105-day median will not show whether the renovated homes actually achieved their numbers. On the service-charge point, buyers are more likely to judge the total cost than argue over the label. If the charge makes one...