SLF Water Filtration Comparison · 2026
SimPure Y9A
Recommended
DREO Water Filter 115
Recommended for shoppers prioritizing countertop convenience, strong feature value and low-maintenance operation over formal NSF/IAPMO certification.
DREO Water Filter 115
Choose DREO 115 for value, dual autofill pitchers and TDS monitoring; choose AquaTru if third-party NSF/IAPMO certification is the higher priority.
Countertop RO Performance & Ownership
Compare countertop RO capacity, contaminant evidence, certifications, convenience features and ownership cost.
Certification & Testing
Exact-model evidence recorded in the SLF database.
| Evidence | SimPure Y9A | DREO Water Filter 115 |
|---|---|---|
| NSF/ANSI 58 | Third-Party Tested | Third-Party Tested |
| Testing Organization | SGS | SGS |
Which Is Right for You?
SimPure Y9A
Best for: Renters, Apartments, Families, No Installation
Consider if: Avoid Plumbing, Renting
DREO Water Filter 115
Best for: Renters, families of 3 to 4, compact kitchens, and shoppers who value autofill pitchers, TDS monitoring and self-cleaning.
Consider if: Avoid Plumbing, Renting, Budget Under $300, Want Remineralization, Want TDS Display
Our Recommendation
SimPure Y9A
A strong countertop RO choice for households that want high output and remineralized water without installing an under-sink system.
DREO Water Filter 115
A compelling value-oriented countertop RO choice, especially for families, provided verified NSF/IAPMO certification is not a must-have.
The Short Answer
Choose the Y9A if you want faster countertop RO output, alkaline remineralization and no plumbing. Consider a non-alkaline Y9T-style system if your priority is the lowest possible post-RO TDS.
Choose DREO 115 for value, dual autofill pitchers and TDS monitoring; choose AquaTru if third-party NSF/IAPMO certification is the higher priority.
Water Filter Comparison FAQs
Answers are generated from the current SLF product records for these two systems.
Which is better, SimPure Y9A or DREO Water Filter 115?
DREO Water Filter 115 is the overall pick for this specific matchup. Choose DREO 115 for value, dual autofill pitchers and TDS monitoring; choose AquaTru if third-party NSF/IAPMO certification is the higher priority.
Which system offers remineralization?
SimPure Y9A: Yes. DREO Water Filter 115: No.
Which system has the lower MSRP?
DREO Water Filter 115 has the lower MSRP in the current SLF records at $249.99, compared with $439.99 for the other system.
Do both systems require a plumbing connection?
SimPure Y9A: No. DREO Water Filter 115: No.
Which system is more renter friendly?
SimPure Y9A: Yes. DREO Water Filter 115: Yes. Check lease and plumbing-modification rules before installing an under-sink system.
What certifications are listed for these systems?
SimPure Y9A: SimPure publishes independent SGS testing stating the Y9A meets NSF/ANSI 58 performance criteria. Treat as third-party tested, not product certification, unless an accredited exact-model listing is verified. DREO Water Filter 115: Product-specific SGS testing reported reductions including lead >98.46%, PFOA/PFOS >98%, fluoride >97.28%, chlorine >99.45%, arsenic >99.65%, mercury >98.34%, chromium >99.28%, nitrate >96.26%, microplastics >99.6% and TDS >98.64%. Manufacturer describes testing as against NSF/ANSI 58 standards. SGS testing is classified by Smart Living Finds as Third-Party Tested rather than Verified certification unless an exact-model certification listing supporting the contaminant claim is confirmed.
How do estimated annual filter costs compare?
SimPure Y9A: $180.61. DREO Water Filter 115: $49.99. Actual replacement timing and prices can vary.