Pullman Singapore Orchard is a 5-star hotel at 270 Orchard Rd in Singapore, with a Google rating of 4.6 from 3,167 reviews. Its website describes the hotel as a base for stays, shopping and dining on Orchard Road.
A good five-star hotel is judged on the small things: how quickly a request is handled, whether the room is quiet at night, and whether staff remember a guest's preferences from one visit to the next. Guests at this level usually expect a concierge who can book tables and tickets at short notice, so it is worth asking early. Regulars tend to check what the rate includes, since breakfast and airport transfers can change the price a lot. Recent reviews show how a hotel copes on busy weekends, which tells you more about its real standard than the photos do.
For a stay on Orchard Road, with shops and restaurants close at hand, it is a polished base in the middle of the city.