Hayward MaxFlo VS 420
#25 in In-GroundFull review
The bigger MaxFlo VS 400, for mid-size pools that need more flow in a compact body, controlled from the OmniX app.
INYOPools $1,834.99$1,834.99
The Hayward MaxFlo VS 420 is the better pool pump overall, rated 3.0 to 2.9. The Hayward MaxFlo VS 420 costs $14.01 less ($1,834.99 vs $1,849).
Hayward Super Pump VS 620
#27 in In-GroundFull review
The bigger Super Pump VS 600, for pools that need more flow than the 615 in a compact Super Pump body, controlled from the OmniX app.
Amazon $1,849$1,849
Prices were last checked October 27, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every in-ground pool pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Hayward MaxFlo VS 420 | Hayward Super Pump VS 620 |
|---|---|---|
| Overall rating | 3.0/5 | 2.9/5 |
| Efficiency 35% | 24 WEF 8.6, 22% above the ENERGY STAR minimum for its size | 19 WEF 7.7, 19% above the ENERGY STAR minimum for its size |
| Value 25% | 31 $1,835 for 2.2 HP ($816 per HP) | 31 $1,849 for 2.2 HP ($822 per HP) |
| Warranty 15% | 50 3-year warranty | 50 3-year warranty |
| Controls 15% | 85 Built-in schedule, optional wi-fi module, works with hayward omnix | 85 Built-in schedule, optional wi-fi module, works with hayward omnix |
| Noise 10% | 50 noise not published (neutral score used) | 50 noise not published (neutral score used) |
Specifications
| Hayward MaxFlo VS 420 | Hayward Super Pump VS 620 | |
|---|---|---|
| Efficiency ratings | ||
| Pump type | In-ground (self-priming) | In-ground (self-priming) |
| Motor | Variable speed | Variable speed |
| Rated horsepower (DOE) | 2.2 HP | 2.2 HP |
| Hydraulic horsepower (DOE) | 0.8 HP | 1.1 HP |
| Weighted energy factor (WEF) | 8.6 kgal/kWh | 7.7 kgal/kWh |
| ENERGY STAR minimum for its size | 7 kgal/kWh | 6.5 kgal/kWh |
| ENERGY STAR certified | No | No |
| Pump | ||
| Voltage | 115/230 V | 115/230 V |
| Speed range | 600 to 3,450 rpm | 600 to 3,450 rpm |
| Maximum flow | 120 gpm | 130 gpm |
| Pipe size | 2 in | 2 in |
| Size (W × D × H) | 9.8 × 25.1 × 11.1 in | 8.6 × 25.2 × 11 in |
| Controls | ||
| Built-in schedule | Yes | Yes |
| Freeze protection | Yes | Yes |
| Wi-Fi | Optional module | Optional module |
| App | Hayward OmniX | Hayward OmniX |
| Automation compatibility | Hayward OmniX | Hayward OmniX |
| Warranty and models | ||
| Warranty | 3 years | 3 years |
| Warranty terms | Sold only through pool pros: 3 years parts when sold by a Totally Hayward partner (sell sheet); the product page lists 3 years parts and 1 year labor. Exclusions and other terms at hayward.com/expert. | Sold only through pool pros: 3 years parts when sold by a Totally Hayward partner (sell sheet); the product page lists 3 years parts and 1 year labor. Exclusions and other terms at hayward.com/expert. |
| Released | 2025 | 2025 |