Pentair IntelliFlo vs Hayward TriStar VS
Pentair IntelliFlo and Hayward TriStar VS are the two dominant variable-speed pool pumps in the US market.
Efficiency
Pentair IntelliFlo3 VSF: industry-leading efficiency, Energy Star certified, up to 90% energy reduction vs single-speed. Hayward TriStar VS Omni: similarly Energy Star certified, slightly higher operating cost at low RPM.
Noise
Pentair IntelliFlo: ~45 dB at low speed (quieter than a refrigerator). Hayward TriStar VS: ~50 dB at low speed.
Automation
Pentair: tightest integration with Pentair IntelliCenter and EasyTouch. Hayward: tightest integration with OmniLogic.
Warranty
Pentair: 3-year full warranty. Hayward: 3-year warranty (motor 1-year).
Price
Pentair IntelliFlo3 VSF: $1,650 to $2,850 installed. Hayward TriStar VS Omni: $1,450 to $2,550 installed.
Verdict
Choose Pentair for quietest operation, best automation integration, and highest efficiency. Choose Hayward for slightly lower cost and excellent reliability on Hayward-brand pads.