Little Giant BSP50V
#12 in 1/2 HP and upFull review
For a tight budget or a spare pump, where 1/2 HP flow matters more than a heavy cast iron body.
Amazon $124.95$124.95
The Little Giant BSP50V is the better sump pump overall, rated 2.9 to 2.4. The Little Giant BSP50V leads on value. The Liberty Pumps 457 wins on warranty. The Little Giant BSP50V costs $118.10 less ($124.95 vs $243.05).
Liberty Pumps 457
#17 in 1/2 HP and upFull review
For a narrow pit that needs more lift than a 1/3 HP pump, where a light pump with a magnetic float is preferred over cast iron.
Amazon $243.05$243.05
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 BSP50V for value ($46.28 per 1,000 GPH at 10 ft ($124.95, 2,700 GPH) vs $92.06 per 1,000 GPH at 10 ft ($243.05, 2,640 GPH)).
- Choose the Liberty Pumps 457 for warranty (3-year warranty vs 2-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 1/2 HP and up sump pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Little Giant BSP50V | Liberty Pumps 457 |
|---|---|---|
| Overall rating | 2.9/5 | 2.4/5 |
| Value 30% | 88 $46.28 per 1,000 GPH at 10 ft ($124.95, 2,700 GPH) | 29 $92.06 per 1,000 GPH at 10 ft ($243.05, 2,640 GPH) |
| Flow 30% | 8 2,700 GPH at 10 ft | 6 2,640 GPH at 10 ft |
| Build 20% | 33 switch fits a narrow pit | 33 switch fits a narrow pit |
| Warranty 20% | 25 2-year warranty | 50 3-year warranty |
Specifications
| Little Giant BSP50V | Liberty Pumps 457 | |
|---|---|---|
| Pumping | ||
| Motor | 1/2 HP | 1/2 HP |
| Type | Submersible | Submersible |
| Flow at 10 ft | 2,700 GPH | 2,640 GPH |
| Flow at 0 ft | - | 3,180 GPH |
| Max lift | 26 ft | 34 ft |
| Discharge | 1.5 in | 1.5 in |
| Running current | 6.5 A | 7.3 A |
| Switch and build | ||
| Switch | Vertical float | Vertical float |
| Cast iron housing | No | No |
| Alarm or monitoring | No | No |
| Wi-Fi | No | No |
| Cord length | 8 ft | 25 ft |
| Weight | 8.6 lb | 12.5 lb |
| Warranty | 2 years | 3 years |