Hayward ProSeries S310T2
#1 in SandFull review
A low-priced top-mount sand filter for an in-ground pool of up to about 47,040 gallons. It suits owners who want easy backwashing over the finest filtering.
Amazon $1,219$1,219
The Hayward ProSeries S310T2 rates 3.9 among sand pool filters; the Jandy CS100 rates 3.2 among cartridge ones. The Jandy CS100 costs $323.05 less ($895.95 vs $1,219).
Jandy CS100
#9 in CartridgeFull review
A compact single-cartridge filter for a small in-ground pool, mainly for owners already on Jandy equipment.
Amazon $895.95$895.95
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (sand and cartridge), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | Hayward ProSeries S310T2 | Jandy CS100 |
|---|---|---|
| Overall rating | 3.9/5 | 3.2/5 |
| Value 35% | 39 $12.44 per gpm ($1,219, 98 gpm) | 58 $8.96 per gpm ($895.95, 100 gpm) |
| Filter area 30% | 97 4.9 sq ft of filter area | 0 100 sq ft of filter area |
| Valve 10% | 100 multiport valve | 100 no backwash valve needed |
| Pressure rating 10% | 100 50 psi maximum working pressure | 100 50 psi maximum working pressure |
| Warranty 15% | 33 1-year warranty | 50 warranty not published (neutral score used) |
Specifications
| Hayward ProSeries S310T2 | Jandy CS100 | |
|---|---|---|
| Filtering | ||
| Filter type | Sand | Cartridge |
| Filter area | 4.9 sq ft | 100 sq ft |
| Maximum flow | 98 gpm | 100 gpm |
| Largest pool | 47,040 gal | 48,000 gal |
| Pool type | In-ground | In-ground |
| Sand | 500 lb | - |
| Build | ||
| Valve | Multiport | None needed |
| Maximum pressure | 50 psi | 50 psi |
| Ports | 2 in | 2 in |
| Warranty | 1 year | - |