Red Lion RL-33SC
#2 in Up to 1/3 HPFull review
For a small pit with a real lift, where a compact cast iron pump with strong flow is worth a little more.
Amazon $203.84$203.84
The Red Lion RL-33SC and the Little Giant 6EC-CIA-SFS are evenly matched, rated 3.7 and 3.6. The Red Lion RL-33SC costs $16.66 less ($203.84 vs $220.50).
Little Giant 6EC-CIA-SFS
#3 in Up to 1/3 HPFull review
For a basement with a higher lift where a 1/3 HP pump with near 1/2 HP flow and a cast iron body is wanted.
Amazon $220.50$220.50
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.
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 | Red Lion RL-33SC | Little Giant 6EC-CIA-SFS |
|---|---|---|
| Overall rating | 3.7/5 | 3.6/5 |
| Value 30% | 55 $67.95 per 1,000 GPH at 10 ft ($203.84, 3,000 GPH) | 48 $73.50 per 1,000 GPH at 10 ft ($220.50, 3,000 GPH) |
| Flow 30% | 100 3,000 GPH at 10 ft | 100 3,000 GPH at 10 ft |
| Build 20% | 33 cast iron motor housing | 33 cast iron motor housing |
| Warranty 20% | 50 3-year warranty | 50 3-year warranty |
Specifications
| Red Lion RL-33SC | Little Giant 6EC-CIA-SFS | |
|---|---|---|
| Pumping | ||
| Motor | 1/3 HP | 1/3 HP |
| Type | Submersible | Submersible |
| Flow at 10 ft | 3,000 GPH | 3,000 GPH |
| Flow at 0 ft | 3,420 GPH | - |
| Max lift | 28 ft | 28 ft |
| Discharge | 1.5 in | 1.5 in |
| Running current | 5 A | 5 A |
| Switch and build | ||
| Switch | Tethered float | Tethered float |
| Cast iron housing | Yes | Yes |
| Alarm or monitoring | No | No |
| Wi-Fi | No | No |
| Cord length | 10 ft | 10 ft |
| Weight | - | 28 lb |
| Warranty | 3 years | 3 years |