Pentair IntelliFlo vs. Hayward TriStar Variable Speed Pumps
An in-depth comparison of the two best-selling variable speed pool pumps on the market: the Pentair IntelliFlo3 and the Hayward TriStar VS.
When it comes to upgrading to a variable speed pool pump, two models consistently dominate the conversation among pool professionals: the Pentair IntelliFlo (now in its 3rd generation, the IntelliFlo3 VSF) and the Hayward TriStar VS. Both meet stringent Department of Energy efficiency requirements, but they excel in slightly different areas.
Pentair IntelliFlo3 VSF Overview
The IntelliFlo series is widely considered the gold standard of variable speed pumps. It was the first VSP on the market and has a proven track record of durability. The newest generation, the IntelliFlo3 VSF (Variable Speed and Flow), introduces sensorless flow control—meaning the pump automatically adjusts its speed to maintain a constant flow rate as your filter gets dirty.
Hayward TriStar VS Overview
The Hayward TriStar VS is designed specifically to replace high-flow pumps up to 3.0 HP. Its primary advantage is its hydraulic efficiency; it often moves more water at lower RPMs than competing pumps, which translates to incredible energy savings. It's an exceptionally quiet pump and usually features a slightly lower upfront cost than the Pentair.
Side-by-Side Comparison
| Feature | Pentair IntelliFlo3 | Hayward TriStar VS |
|---|---|---|
| Horsepower | Up to 3.0 HP | Up to 2.7 or 3.2 HP |
| Flow Control | Sensorless Auto-adjusting Flow | Speed (RPM) based |
| Connectivity | Built-in Wi-Fi & Bluetooth | Requires OmniHub or separate controller |
| Hydraulic Efficiency | Excellent | Superior (Moves more water at lower RPM) |
| Price Point | Premium ($$) | High ($) |
The Verdict
If you want the absolute latest technology, built-in smart connectivity without needing an external automation system, and the peace of mind that comes with the 'constant flow' feature, the Pentair IntelliFlo3 is the winner. However, if you already have a Hayward automation system, or if you simply want the most hydraulically efficient pump to maximize energy savings (and don't need built-in Wi-Fi on the pump itself), the Hayward TriStar VS is an exceptional choice.