Start by figuring out your budget so you know where to start looking. Next, think about what you want out of your hot tub experience — how you intend to use the tub will determine the features you want to look for.1. Figure out your budgetUpfront costs to purchase and install a hard-shell hot tub range anywhere from $2,000 to $18,000. If your budget is under $2,000, start by looking online for hard-shell portable or inflatable tubs, sometimes referred to as soft tubs. (You don’t need to hire an installer for either of these types of hot tubs.)Bargain hot tubs have a cheaper price tag, but energy-efficient models are a better investment because they are less expensive to run and require less ongoing maintenance. If you plan to enjoy the tub for many years, paying a little more upfront might be worth it to you.Keep in mind that you can negotiate hot tub prices — the first price you see online or in a showroom isn’t always the best you can get. Dealers also offer financing specials and pr...