Product comparison · Reverse Osmosis

iSpring RCC7P‑AK vs Aquasure Premier Elite 100 GPD

The iSpring RCC7P-AK scores 5.7 and ranks 44th of 69 in Reverse Osmosis; the Aquasure Premier Elite 100 GPD scores 5.1 and ranks 59th of 69 in Reverse Osmosis. The RCC7P-AK leads on flow rate.

All 24 iSpring products
iSpring RCC7P-AK 6-Stage Alkaline Reverse Osmosis System with Booster Pump, 75 GPD

iSpring RCC7P‑AK

$378 · 44th of 69 in Reverse Osmosis

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  • Flow Rate — 6 against 5
5.7
vs
5.1

Across everything we scored, iSpring RCC7P-AK sits 0.55 ahead — led by flow rate.

Verdict

RCC7P-AK ahead · +0.55 (5.7 vs 5.1)

Pick the iSpring RCC7P-AK when

Ease of installation matters7vs5

Flow rate matters6vs5

Build quality matters7vs6

Pick the Aquasure Premier Elite 100 GPD when

A criterion we do not score decides itthe Premier Elite 100 GPD leads on none of the ones we do

Scored 16 September 2026 from published specs and owner reviews. We don't buy or test units. How we score

Usability iSpring RCC7P-AK and Aquasure Premier Elite 100 GPD, scored 0 to 10

  • Flow RateiSpring RCC7P-AK: 6 (higher)Aquasure Premier Elite 100 GPD: 5

    iSpring RCC7P‑AK

    Nothing recorded.

    Aquasure Premier Elite 100 GPD

    • On adequate house pressure this is money spent on a problem the buyer does not have.
  • Build QualityiSpring RCC7P-AK: 7 (higher)Aquasure Premier Elite 100 GPD: 6

    iSpring RCC7P‑AK

    • It is also assembled in China where the pumpless RCC7 systems are made in Taiwan, which is worth knowing rather than worth worrying about.

    Aquasure Premier Elite 100 GPD

    Nothing recorded.

  • Ease of InstallationiSpring RCC7P-AK: 7 (higher)Aquasure Premier Elite 100 GPD: 5

    iSpring RCC7P‑AK

    Nothing recorded.

    Aquasure Premier Elite 100 GPD

    • The costs are a permanent power draw, an outlet requirement inside the cabinet, and a moving part that will eventually be the thing that fails on a system whose warranty is one year.

Same score

  • Contaminant ReductioniSpring RCC7P-AK: 8Aquasure Premier Elite 100 GPD: 8

    iSpring RCC7P‑AK

    • So the pumped system is the better machine and the worse-evidenced one, and the published contaminant figures on this row are manufacturer specifications throughout.
    • The alkaline stage is the same one the RCC7AK carries, and at fourteen dollars over the non-alkaline RCC7P it is hard to argue against taking it.

    Aquasure Premier Elite 100 GPD

    Nothing recorded.

  • Certification CoverageiSpring RCC7P-AK: 2Aquasure Premier Elite 100 GPD: 2

    iSpring RCC7P‑AK

    Nothing recorded.

    Aquasure Premier Elite 100 GPD

    • Certification is unchanged across the Premier range: Aquasure's only NSF listing covers two membrane part numbers for material and structural integrity requirements, and no Aquasure system is certified for contaminant reduction.
  • Filter LifeiSpring RCC7P-AK: 5Aquasure Premier Elite 100 GPD: 5
  • Warranty & SupportiSpring RCC7P-AK: 1Aquasure Premier Elite 100 GPD: 1
  • ValueiSpring RCC7P-AK: 5Aquasure Premier Elite 100 GPD: 5

    iSpring RCC7P‑AK

    • It costs $136 more than the RCC7AK and needs a power outlet, but on low-pressure supply it is the difference between a system that works and one that trickles.
    • The cost of the pump is not only the price: this model is absent from NSF's listing for the company, where the pumpless RCC7AK it is built on is listed for TDS reduction.

    Aquasure Premier Elite 100 GPD

    • The booster pump on the Elite fixes all three at once, which makes this the only Aquasure RO worth considering on a well or at the end of a long municipal run.
    • A hundred dollars over the Premier Pro is a fair price for that hardware, and the pump also fills the three gallon tank noticeably faster on any supply.

Social score about the iSpring RCC7P-AK and the Aquasure Premier Elite 100 GPD

  • RedditiSpring RCC7P-AK: 7 (higher)Aquasure Premier Elite 100 GPD: 5

    The iSpring RCC7P-AK reading covers its product line; the Aquasure Premier Elite 100 GPD reading covers its product line.

    iSpring RCC7P‑AK

    Read the full summary
    • Product-line.
    • The pumped builds are not discussed as their own models; what r/WaterTreatment does carry, repeatedly, is the problem they solve, with low-flow threads on the pumpless chassis resolving to storage tank pressure at 5.5 psi against a 7 psi specification.
    • The chassis pool underneath is split between an owner lab report showing arsenic to non-detect below 2 ppb and a leak cluster at faucet handles and housing joints after cartridge changes.
    • Early failure of the pressurised storage tank also appears, which is the component a booster pump loads hardest.

    Aquasure Premier Elite 100 GPD

    Read the full summary
    • Product-line.
    • Two r/WaterTreatment and r/HomeMaintenance threads cover the Premier RO platform.
    • One owner reports 420 ppm TDS at the faucet on a new install, settling to about 360, which is directly relevant here because low feed pressure is one of the standard explanations for poor rejection and the pump on this model is sold as the fix for it.
    • The second describes the Flowlok leak-detection disc deploying during a filter change.
    • Nothing addresses the booster pump itself.
  • GoogleiSpring RCC7P-AK: 6Aquasure Premier Elite 100 GPD: 6

    The iSpring RCC7P-AK reading covers its product line; the Aquasure Premier Elite 100 GPD reading covers the whole brand.

    iSpring RCC7P‑AK

    Read the full summary
    • Product-line.
    • Independent coverage of the RCC7 chassis disagrees with itself and the disagreement is the finding.
    • TechGearLab lab-tested the alkaline build at 91 out of 100 and ranked it third of thirteen, measuring 100 percent removal of lead, arsenic, uranium and lithium.
    • WaterFilterGuru scored the base chassis 6.64 overall with contaminant reduction at 5.25, measured production at roughly 35 gallons a day against a 75 GPD rating, and recorded vanadium and arsenic appearing in the filtered water.
    • RO-System.org has withdrawn its recommendation of the base model outright, on the grounds that similar money now buys a more efficient system with a better warranty.
    • This model is not separately covered by any of the three.

    Aquasure Premier Elite 100 GPD

    Read the full summary
    • Brand-level.
    • Modernize and Quality Water Lab cover Aquasure through the Harmony softeners.
    • Dominick Plumbing notes the absence of NSF certification across the brand.
    • No third-party review of the Premier RO systems exists.
  • YouTubeiSpring RCC7P-AK: 6Aquasure Premier Elite 100 GPD: 7 (higher)

    The iSpring RCC7P-AK reading covers its product line; the Aquasure Premier Elite 100 GPD reading covers its product line.

    iSpring RCC7P‑AK

    Read the full summary
    • Product-line.
    • BOS Water lab-tested the alkaline build of this chassis, which shares this system's core stages, and published the reports; it sells that build under an exclusive discount code.
    • Reduction was strong across most contaminants; the same lab work found boron rising from 0.005 to 0.17 ppm in the filtered water, vanadium at 0.02 ppm where none was present in the feed, and trace aluminium, all below the strictest guidelines cited and none of it in the manufacturer's account.
    • A second video from the same channel ran that build against the APEC ROES-50 across installation, daily use and lab results and scored the iSpring 3.94 out of 5.
    • No independent channel has tested this model specifically.

    Aquasure Premier Elite 100 GPD

    Read the full summary
    • Product-line.
    • IrixGuy's Adventure Channel, 98,800 subscribers, has two independent owner reviews of the Premier RO - one after several months at 6,100 views and a several-years follow-up - and a separate third-party self-install walkthrough covers the same 4-stage system.
    • None names a specific capacity, so this is the Premier line rather than this model.
    • No video addresses this capacity or the Flowlok stage on its own, and the RO roundups that bench-test here do not include Aquasure.
    • Brand-level coverage is the Harmony softeners: DIY Homestead Projects at roughly 115,000 views, NKP Home Improvement at roughly 94,000, geminidrums at 15,000 on the fine mesh and IrixGuy's two-year owner review at 13,000.
  • AmazoniSpring RCC7P-AK: 7 (higher)Aquasure Premier Elite 100 GPD: 5

    The iSpring RCC7P-AK reading covers its product line; the Aquasure Premier Elite 100 GPD reading covers its product line.

    iSpring RCC7P‑AK

    Read the full summary
    • Product-line.
    • The RCC7P-AK listing publishes a ratings count of 1,660 and no readable star average, so the pool is real, is sized, and cannot be scored on its own.
    • Falling back within the chassis, the pumpless RCC7AK holds 4.6 out of 5 across 21,461 ratings, and a 1,660-rating pool on the pumped build is a fourteenth of that.
    • Amazon's brand panel puts 91 percent of iSpring ratings at four stars or better over 100,000-plus orders in the trailing three months.

    Aquasure Premier Elite 100 GPD

    Read the full summary
    • Product-line.
    • No readable Amazon rating sits on the Elite 100 GPD with pump.
    • The nearest figure is the Premier Pro 100 GPD at 4.2 from 16 - a thin pool and the lowest product-level Aquasure reading on the platform - so the line evidence reaching this model is both scarce and unflattering.
  • Owner reviewsiSpring RCC7P-AK: 6Aquasure Premier Elite 100 GPD: 8 (higher)

    The iSpring RCC7P-AK reading covers its product line; the Aquasure Premier Elite 100 GPD reading covers its product line.

    iSpring RCC7P‑AK

    Read the full summary
    • Home Depot's review file for the pumped alkaline build pools with the other pumped RCC7 systems rather than standing alone, and no retailer publishes a separate pool against this model.
    • The pumped RCC7 that does return its own figures reads 4.8 out of 5 across 120 reviews at a 98 percent recommend rate, and that file is mixed, carrying iSpring's own attribution line against individual reviews, so the recommend rate is the usable half of it.
    • Walmart's pumped listings pool the same way.

    Aquasure Premier Elite 100 GPD

    Read the full summary
    • No Home Depot, Lowe's or Walmart listing was found for the pumped Elite, so the figure is the pumpless Premier configurations at the same retailer: 4.5 of 5 from 41 reviews on the 75 GPD Advanced, 4.2 from 10 on the 100 GPD Pro and 4.0 from 8 on the alkaline version.
    • Those pools are native, with verified-purchase entries and Aquasure replying under its own support address.
    • The line figure is worth less here than elsewhere, because the booster pump is the component most likely to fail on this system and none of those reviewers own one.

iSpring RCC7P-AK vs Aquasure Premier Elite 100 GPD: pros and cons

iSpring RCC7P‑AK

Overall score 5.7

Strengths

  • Transparent first-stage housing allows filter inspection without opening it
  • Booster pump reaches up to 1.5:1 pure-to-wasteroughly four times better than the unpumped models
  • Works on supply pressure below 40 psi where pumpless systems struggle
  • Alkaline stage returns calcium and magnesium for a less flat taste

Drawbacks

  • Costs $136 more than the RCC7AK for the same filtration stages
  • Not listed in NSF's certification databaseunlike the pumpless RCC7AK it is built on
  • Requires a 100-240V outlet under the sink
  • 31.2 lbover six pounds heavier than the pumpless models
  • Manufactured in China rather than Taiwan like the pumpless RCC7 systems
  • Warranty is 1 year and requires product registration to activate
  • Push-to-connect fittings leak on initial installation for a minority of buyers
  • Not designed to disinfect water or treat microorganisms

Aquasure Premier Elite 100 GPD

Overall score 5.1

Strengths

  • The only Aquasure RO suited to a well or a long municipal run
  • 100 GPD membrane with a 1.5 to 1 pure-to-drain ratio
  • Lead-free LED faucettank and full cartridge set included
  • Flowlok leak protection and ShokBlok pressure regulation built in
  • Booster pump genuinely improves rejectionoutput and water efficiency on low-pressure supplies

Drawbacks

  • Requires a mains outlet inside the sink cabinetwhich many kitchens do not have
  • The pump is a moving part and the first likely failure point, under a one year warranty
  • No system-level NSF certificationthe Aquasure listing covers membrane materials only
  • A hundred dollars over the Premier Pro for hardware that adds nothing on normal house pressure
  • Pump noise during tank refill is audible in a quiet kitchen
  • No retailer listing of its ownso nothing readable describes the pump in service

iSpring RCC7P‑AK vs Aquasure Premier Elite 100 GPD: the numbers

Price, scores and rank, then only the specs that differ. Green marks the side with more.

5.1
Overall
Usability4.9
Social6.2

59th of 69 in Reverse Osmosis

Filtration

BothCarbon BlockReverse OsmosisSediment

iSpringAlkaline RemineralizationGranular Activated Carbon
AquasureNothing more
Removes

BothChlorineFluorideTDSLead

iSpring MoreArsenicBariumCadmiumChromiumCopperPCBsPFASSeleniumAsbestosMercury
AquasureHeavy metalsRustSedimentTaste and OdorPharmaceuticalsVOCs
  • Housing
    iSpringBPA-Free Plastic
    AquasureNot listed
  • Dimensions
    iSpring15.50" x 5.10" x 19.00"
    AquasureNot listed
  • Weight
    iSpring31.2 lb
    Aquasure30 lb (shipping)
  • Made in
    iSpringChina
    AquasureNot listed

Same on both

  • Not certifiedCertifications
  • Under 100 GPDFlow rate
  • 6-12 monthsFilter life
  • 1 YearWarranty
  • Point of use fittingConnection

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Not sold on either one?

The top-scored and the cheapest other pick from each brand.

More from iSpring 23 scored in Reverse Osmosis

iSpring RCC7AK 6-Stage Alkaline Reverse Osmosis System, 75 GPD
Top scorediSpring RCC7AK$242$136 less
7.4
What’s different
  • Certifications: adds NSF/ANSI 58
Pick it ifCertification coverage matters5vs2NSF/ANSI 58 only on the RCC7AK
iSpring RCC7 5-Stage Reverse Osmosis System, 75 GPD
Lowest priceiSpring RCC7$231$147 less
6.6
What’s different
  • Filtration: no Alkaline Remineralization
  • Certifications: adds NSF/ANSI 58
Pick it ifCertification coverage matters5vs2NSF/ANSI 58 only on the RCC7

More from Aquasure 3 scored in Reverse Osmosis

Aquasure Premier Advanced 75 GPD RO System
Top scoredAquasure Premier Advanced 75 GPD$190$150 less
6.3
What’s different
  • Removes: adds PFAS and Microplastics
Pick it ifValue matters9vs5

iSpring RCC7P‑AK vs Aquasure Premier Elite 100 GPD: common questions

Is the iSpring RCC7P-AK better than the Aquasure Premier Elite 100 GPD?

On our scores, the iSpring RCC7P-AK is ahead, 5.7 against 5.1. The iSpring RCC7P-AK leads on flow rate (6 against 5), ease of installation (7 against 5) and build quality (7 against 6).

Which is cheaper, the iSpring RCC7P-AK or the Aquasure Premier Elite 100 GPD?

The Aquasure Premier Elite 100 GPD, at $340 against $378: $38 less.

Which removes more contaminants, the iSpring RCC7P-AK or the Aquasure Premier Elite 100 GPD?

The iSpring RCC7P-AK lists 14 and the Aquasure Premier Elite 100 GPD lists 10, with 4 on both lists. Only the iSpring RCC7P-AK lists Arsenic, Barium, Cadmium, Chromium, Copper, PCBs, PFAS, Selenium, Asbestos and Mercury.

What do owners say about the iSpring RCC7P-AK and the Aquasure Premier Elite 100 GPD?

Across 5 independent sources scored for both, the iSpring RCC7P-AK is ahead on Reddit and Amazon; the Aquasure Premier Elite 100 GPD is ahead on YouTube and Owner reviews; Google is level.

More reverse osmosis comparisons

More head-to-heads with these two, plus the full brand comparison.

Scores calculated 16 September 2026 · Products excluded where fewer than two independent sources cover them ·  · How we score

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