Little Giant 6-CIA
#14 in Up to 1/3 HPFull review
For a small or shallow pit with light inflow and a low lift, where a compact cast iron pump with no float is the priority.
Amazon $213.95$213.95
The Little Giant 6-CIA and the Liberty Pumps 237 are evenly matched, rated 2.5 and 2.5. The Little Giant 6-CIA leads on build. The Liberty Pumps 237 wins on value. The Liberty Pumps 237 costs $25 less ($188.95 vs $213.95).
Liberty Pumps 237
#15 in Up to 1/3 HPFull review
For a narrow or shallow pit with modest inflow, where a light, compact Liberty pump with a magnetic float is enough.
Amazon $188.95$188.95
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Little Giant 6-CIA for build (cast iron motor housing, switch fits a narrow pit vs switch fits a narrow pit).
- Choose the Liberty Pumps 237 for value ($104.97 per 1,000 GPH at 10 ft ($188.95, 1,800 GPH) vs $122.96 per 1,000 GPH at 10 ft ($213.95, 1,740 GPH)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every up to 1/3 HP sump pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Little Giant 6-CIA | Liberty Pumps 237 |
|---|---|---|
| Overall rating | 2.5/5 | 2.5/5 |
| Value 30% | 5 $122.96 per 1,000 GPH at 10 ft ($213.95, 1,740 GPH) | 18 $104.97 per 1,000 GPH at 10 ft ($188.95, 1,800 GPH) |
| Flow 30% | 16 1,740 GPH at 10 ft | 20 1,800 GPH at 10 ft |
| Build 20% | 67 cast iron motor housing, switch fits a narrow pit | 33 switch fits a narrow pit |
| Warranty 20% | 50 3-year warranty | 50 3-year warranty |
Specifications
| Little Giant 6-CIA | Liberty Pumps 237 | |
|---|---|---|
| Pumping | ||
| Motor | 1/3 HP | 1/3 HP |
| Type | Submersible | Submersible |
| Flow at 10 ft | 1,740 GPH | 1,800 GPH |
| Flow at 0 ft | - | 2,640 GPH |
| Max lift | 18 ft | 21 ft |
| Discharge | 1.5 in | 1.5 in |
| Running current | 9 A | 5.2 A |
| Switch and build | ||
| Switch | Diaphragm | Vertical float |
| Cast iron housing | Yes | No |
| Alarm or monitoring | No | No |
| Wi-Fi | No | No |
| Cord length | 25 ft | 10 ft |
| Weight | - | 11 lb |
| Warranty | 3 years | 3 years |