Best for your budget: Orbit 55662 Voyager II Professional 4 inch Adjustable Pop-Up Gear Drive Rotor Sprinkler Spray Head. Best overall: HUNTER PGP-adj Rotor Sprinkler Heads - 4 Pack - Includes Adjustment Tool Most intuitive: Orbit 62100 Yard Enforcer Motion-Activated Sprinkler with Day and Night Detection. Most reliable: Rain Bird 1804VAN - 4- inch Professional Pop-up Sprinkler - 5 Pack - Adjustable Pattern (0 to 360 Degrees)