Sewage Pump vs. Sump Pump: Making the Right Choice for Your Home

Pick the best tool for your home’s waste disposal needs

A spacious and sunny bathroom
Photo: sl-f / iStock / Getty Images Plus / Getty Images
A spacious and sunny bathroom
Photo: sl-f / iStock / Getty Images Plus / Getty Images
Veronica Sparks
Written by Veronica Sparks
Contributing Writer
Updated May 14, 2024

Highlights

  • Sewage pumps are designed to handle solid waste while sump pumps prevent flooding.

  • Sump pumps are more affordable than sewage pumps but don’t last as long.

  • DIY installation is possible with sump pumps but not with sewage pumps.

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When it comes to safeguarding your home from water-related issues, sewage pumps and sump pumps play crucial roles. Understanding their differences and knowing which one suits your home’s needs best is critical to avoid costly property damage and repairs down the road. Let’s explore the key differences between sewage pumps vs. sump pumps to help you make an informed decision for your home’s plumbing needs.

Sewage Pump vs. Sump Pump: Key Differences

Sewage pumps are primarily meant for dealing with solid waste and wastewater, while sump pumps are ideal for managing clear or gray water and preventing flooding. Both sewage pumps and sump pumps are designed to handle water-related problems, but they serve separate and distinct purposes. 

What Is a Sewage Pump?

A sewage pump
Photo: navintar / Adobe Stock

A sewage pump is a specialized device designed to efficiently move solid waste and wastewater away from your home. There are different types of these pumps—like sewage ejector pumps and grinder pumps—but all play a critical role in preventing sewage backups, performing waste management, and maintaining proper sanitation in both commercial and residential buildings.

ProsCons
Good waste disposalHigher initial cost
Stops sewage backupProfessional install
Good ROIElectricity required

Best for:

  • Homes with basements or areas prone to sewage backup

  • Properties with plumbing below the sewage line

  • Areas with a history of plumbing problems

Pros of Sewage Pumps

Sewage pumps offer several advantages for your home. They're fantastic at efficiently handling solid waste, keeping your plumbing system free from clogs. This keeps the flow of wastewater smooth and reduces the risk of plumbing issues. They’re also excellent at preventing sewage backup, which can be a costly and unsanitary problem during heavy rains or plumbing mishaps.

With proper care, sewage pumps can increase your property value and serve your home for many years, thanks to their durability and reliability.

Cons of Sewage Pumps

While sewage pumps offer numerous benefits, there are some drawbacks. They come with a higher upfront cost, for example, which might pose a challenge if you’re on a budget. Professional installation is also required, which ensures proper operation but adds to the overall expense. 

Sewage pumps rely on electricity, which can be problematic during power outages. If you want uninterrupted sewage backup prevention, you’ll have to install a backup power source, like a generator. 

What Is a Sump Pump?

A sump pump in a basement
Photo: Robin Gentry / iStock / Getty Images Plus / Getty Images

A sump pump is a plumbing device used to remove excess water from basements or crawl spaces in homes. Its primary function is to prevent flooding and water damage by pumping out accumulated water, keeping the at-risk area dry, safe, and preserved.

ProsCons
Prevents floodingOnly pumps water
AffordableShorter life span
Easy to installLess versatile

Best for:

  • Homes in flood-prone regions or with a history of basement flooding

  • Areas with a low risk of sewage-related issues

  • Regions prone to power outages

Pros of Sump Pumps

Sump pumps are your go-to solution for flood prevention, especially in basements and crawl spaces. They act fast to tackle excess water, reducing the risk of basement flooding and protecting your property. Some sump pumps can also operate without electricity or with a battery pack, so they still work during short power outages.

Another plus is affordability. Sump pumps won't strain your budget like sewage pumps might, making them appealing for those looking for flood protection without breaking the bank. Plus, they're DIY-friendly, so you can save on the cost of installing a sump pump professionally. 

Cons of Sump Pumps

Sump pumps are only designed to handle clean water, not solid waste or sewage, so they're more geared towards water-related issues than comprehensive sewage management. This means that they might not be the best fit for places with a high risk of sewage backup or heavy solid waste disposal needs. If that's your situation, a sewage pump would be a more suitable choice for comprehensive wastewater management.

Sump pumps also tend to have a shorter life span, and depending on usage and maintenance, you might need to replace them sooner than you would a sewage pump.

Sewage Pump vs. Sump Pump

A clean and insulated crawl space
Photo: Jason Finn / iStock / Getty Images Plus / Getty Images

While sewage pumps can be used as sump pumps in certain situations, the reverse is not true. Sewage pumps handle both water and solid waste, making them more versatile, but some home designs still require the use of a sump pump instead. If your home’s needs could go either way, here are some key points for you to consider.

Cost: Sump Pump

Sewage pumps are more expensive upfront—$2,300 on average—due to their robust capabilities. Sump pumps are more budget-friendly, with the average cost around $1,200. This makes sump pumps a cost-effective choice for those looking to save some cash.

Ease of Installation: Sump Pump

Because of their complexity, sewage pumps often require professional installation, which can add to the overall cost.

Sump pumps are relatively easy to install, making them a DIY-friendly option for some. If you’re not completely confident in your DIY abilities, though, you can rely on a local sump pump installer to do the job right.

Flooding Prevention: Sump Pump

Both sewage pumps and sump pumps effectively get rid of wastewater, but sewage pumps are designed to manage excessive overflow and can handle more severe situations.

Solid Waste Disposal: Sewage Pump

Sewage pumps excel at disposing of solid waste, while sump pumps are not designed for this purpose.

Maintenance: Sump Pump

Sewage pumps require more maintenance due to their complexity and the presence of solid waste that could potentially clog the system. Sump pumps have lower maintenance needs, which include annual cleaning and servicing as well as the occasional float switch replacement.

Length of Life: Sewage Pump

Sump pumps are more budget-friendly, but they don’t last as long, so you’ll likely need to budget for sump pump replacement costs sooner. On the other hand, sewage pumps can have a longer life span with proper maintenance, sometimes exceeding 10 years.

Eco-Friendliness: Sewage Pump

Sump pumps primarily address water-related issues in the home instead of waste disposal, so they don’t have any major impact on the environment. Sewage pumps are eco-friendly as they efficiently dispose of waste, preventing environmental damage.

ROI: Sewage Pump

Installing a sewage pump can increase the value of your home, especially in areas prone to sewage problems. Sump pumps don’t provide the same ROI since they address a narrower range of issues.

The Bottom Line: Which Do You Need?

Choosing between a sewage pump and a sump pump depends on your specific needs, budget, and the risks associated with your property. If you need your pump to handle solid waste and prevent plumbing backups, a sewage pump is your best bet. If, however, you’re more concerned with managing flooding and you need a budget-conscious option, a sump pump will fit your needs better. Consider factors such as waste disposal, flood prevention, maintenance, and overall cost before making your decision.

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Learn more about our contributor
Veronica Sparks
Written by Veronica Sparks
Contributing Writer
Veronica has been an avid DIYer, gardener, and hobby home designer for over a decade. Her tips and advice can be found on publications like 21Oak, HappySprout, and The Angle. She also recently launched her own homesteading blog centered on teaching people about sustainable living in suburban areas.
Veronica has been an avid DIYer, gardener, and hobby home designer for over a decade. Her tips and advice can be found on publications like 21Oak, HappySprout, and The Angle. She also recently launched her own homesteading blog centered on teaching people about sustainable living in suburban areas.
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