If you're comparing Golf Course Road and Golf Course Extension Road for your next property investment in Gurgaon, you're really weighing two different stories playing out on the same corridor. One is a finished, established address with three decades of premium history behind it. The other is the fastest-growing stretch of luxury real estate in the NCR right now, still writing its story. Here's how the two actually compare on price, returns, and who each is really built for.