Top 10 Best Reverse Osmosis System Reviews & Buying Guide 2020

One of the safest way to get 100% cleaner and fresh water is having the Best Reverse Osmosis System at home. It offers multiple levels of filtration system which removing all visible and invisible impurities from your water.

The good thing about the filter system is they are easy to install, use, and maintain, most of the cases. They are like, fit and forget type; if there is no significant problem of leakage or bad test water. The bad news is they are costly. Especially the more features and protection a filter offers the more it cost you. But depending on your needs, family members and the type of water in your area the price factor may be very a little. And that all we will discuss in here.

5 Best Reverse Osmosis SystemComparison and Quick Overview

NameAPEC Top Tier (ESSENCE ROES-50)iSpring RCC7 (Editor's Choice)Olympia Water Systems OROS-50Global Water RO-505Home Master TMAFC Artesian
ImageAPEC Top Tier 5-Stage - Best Reverse Osmosis SystemiSpring RCC7 Reverse Osmosis System ReviewsOlympia Water Systems OROS-50 ReviewGlobal Water RO-505 - best whole house reverse osmosis systemHome Master TMAFC Artesian
Editor's Rating4.9/54.9/54.6/54.5/54.8/5
BrandAPEC Water SystemsiSpringOlympia Water SystemsGlobal WaterHome Master
Filtration Stage55557
Filter Life12+ Months 12+ Months 12+ Months 6-12 Months 12+ Months
Daily Output50 GPD75 GPD50 GPD50 GPD50 GPD
Tank Size3.2 Gallons3.2 Gallons3.2 Gallons3.2 Gallons3.2 Gallons
Dimensions5.25 x 16 x 17.5 Inches5.25 x 14.5 x 17.5 Inches16.53 x 16.53 x 19.68 Inches5 x 14 x 16 Inches16 x 20 x 13 Inches
Warranty1 Year3 Years1 Year1 Year5 Years

10 Best Reverse Osmosis System Reviews

Want to learn about some quality water filter systems form Reverse Osmosis? Here 10 best Reverse Osmosis System reviews for you to decide which one you think the best. So, let’s get started.

APEC Top Tier 5-Stage Ultra Safe Reverse Osmosis Drinking Water Filter System

APEC Top Tier 5-Stage - Best Reverse Osmosis SystemEnjoy fresh and clean water from your tank, well and tap with the best quality water filtration system. The APEC Top Tier five-Stage Ultra Safe Reverse Osmosis Drinking Water Filter System gives you great tasting purified water 24/7. The system provides the best quality water for testy cooking or making tea, coffee and ice.

The water filtration system removes 99% of all contaminants and germs. Commonly found chemical or metal in tap water such as chlorine, taste, arsenic, lead, chromium and toxic fluoride can be removed by the filter.

The APEC Top Tier Five-Stage Ultra Safe water filter is fit to use under most of the sink cabinets in home or office. The dimension of the screen is 16*5.2*17.5 inches, and weight is 25 lbs. Moreover, you will get high-quality fittings with it to successfully install the plant. The installing process is pretty straightforward. You can do it by yourself or ask for the help of a plumber. It requires low maintenance, so after the installation there nothing to do much keeps it working.

Also Check: Best Alkaline Water Ionizer Machine


  • Remove maximum contaminants including arsenic, chlorine, fluoride, heavy metals, virus, and bacteria.
  • High-quality leak- free fittings.
  • Water tests well.
  • Quite an operation, no noise at all.


  • Wasted water while filling up the tank.
  • Expensive product.


iSpring RCC7 High Capacity Under Sink 5-Stage Reverse Osmosis Drinking Water Filtration System

iSpring RCC7 Reverse Osmosis System Reviews

Drink the most exceptional quality water every time at home or office from iSpring RCC7 under Sink Five-Stage Reverse Osmosis Drinking Water Filtration System. Its five stages reverse osmosis-based filtration systems and the water softener which remove all type of contaminants from the water. The filtered water from iSpring RCC7 tests nothing but great and pure. You can make better food, meal or beverage from the water. The ice cubes made from the filter seems fresh and crystal clear.

The under sink reverse osmosis water filter has high-quality tanks, tube and other contacting parts passed under FDA and SDF/ANSI standards. It also gets WQA gold seal certification which ensures safe and quality water filtration top from the beginning.

The 25 lbs filter is fit to install any modern or rustic kitchen or office canteen. Its dimension is 14.5*5.2*17.5, so it takes a little space to work. The water filter system comes with a Brushed Nickel Faucet, storage tank, Filter Cartridges with RO membrane and the RO system.

Must-Read: Alkaline Water Health Benefits


  • Remove maximum germs and metal from the water.
  • Suitable to set with any modern faucets.
  • Gives pure and good-tasting water to drink or make delicious tea, coffee, etc.
  • Easy to install. 


  • Waste too much water.
  • The system will leak when first installed. But it stopped once the system stabilizes. 


Olympia Water Systems OROS-50

Olympia Water Systems OROS-50 Review

If you want to have an affordable water filtration system, then Olympia Water Systems OROS-50 is best to have. Compare than others this system is less complicated and quite reasonable. It’s suitable to use most under sink cabinets so, usable for the shop, home or office usage.

The measurement of the filtration system is width- 16”, depth- 7” and height 20”. The tank measures 12*12*18 inches. The size and its design are suitable to use under most of the sink cabinets. And the installation process is also very simple. If you have minimum knowledge/experience of filter installation then rest of the part would be easy.

The water system is NSF certified; not only a few parts of it but the entire system. The system able to reduce chlorine, maximum dissolved solids and odor from the water. Moreover, its osmosis membranes with 0.001 micron sized pores remove bacteria as well. It shoes high effectiveness in removing Bacteria, virus, protozoa and other common contaminants. But it could not purify water 100%. The purification rate of this under the sink reverse osmosis water filter system is maximum 90-92%.


  • The water test well.
  • Affordable price range.
  • Easy installation process.
  • Fit for the most type of under sink cabinets. 


  • The DC cleaner is not as advertised.
  • Does not clean chloramines. 


Global Water RO-505 5-Stage Reverse Osmosis System

Global Water RO-505 - best whole house reverse osmosis system

Here is another best water filtration system that gives you fresh and purified water every time you on the tap. The Global Water RO-505 Five-Stage Reverse Osmosis System for home is one other reasonable and great-quality filtration system for any house, shop or office. It can reduce the number of dissolved solids in solution and removes up to 99% of pollution from the water.

It comes with five sage of filtration process which works to clean water in a different procedure. As the first stage is a polypropylene 5-micron sediment filter. It can deduct the visible dust, sand; mud, etc. from the water. The second one is GAC coconut shell activated carbon. It’s a ten inches filter which removes odor smell, organics, chlorine, turbidity, colors, etc. it can be also great to treat VOCs chemicals.

The rest of stages are CTO 5 micron carbon, RO membrane, and Inline Filter Cartridge.  These remove 99% contaminants including dilute heavy metal, slat, etc.


  • Does not require any source of power.
  • Provides 100% Lead-free faucet and steel tank.
  • Filter maximum chemical, metal, and other contaminants.
  • Lightweight filters easy to set under any faucet cabinet. 


  • Less detail instruction in the manual.
  • Sometimes the joint may leak and need to fix with Teflon taps. 


Home Master TMAFC Artesian Full Contact Undersink Reverse Osmosis Water Filter System

Home Master TMAFC - under sink reverse osmosis water filter

Bring home one of the perfect water filters that work for what it promises. The Home Master TMAFC Artesian Osmosis filter system comes with seven stage of water purification to make your water pure and healthy. This filter not only removes all the diluted contaminant from the water but also added some minerals too. You may be thinking why it needs to add something by itself? Well, pure H2O is not that testy at all. The water you love from your home well, tube-well, etc. has some added minerals that make it that much tastier.

But when purifier clean water, it makes it dull, sometimes added plastic odors too. But the Home Master TMAFC Artesian combines beneficial minerals that give your fresh and great tasting water.

The purification system comes with Modular filter design where the filter is in cooperating with the filter housing. That is why the whole filter is disposable. You need to change the filter once in a year and make the necessary adjustments or cleaning only.


  • Seven stage filtration systems remove more than 98% of contaminations.
  • Adds minerals for a great test.
  • Durable and easy to changes the filters.
  • Water flows fast compare than another RO system.
  • The system is BPA free and can remove also. 


  • Costly filter.
  • Less educational instruction. 


Express Water RO5DX 5 Stage Undersink Reverse Osmosis Drinking Water Filtration System

Express Water RO5DX - best reverse osmosis system for well water

Here is another water purifier that gives you testy and pure water every time. The Express Water RO5DX Five- Stage Undersink Reverse Osmosis Drinking Water Filtration System is an all-in-all filter for every home. Its durable requires less maintenance and defiantly worth the price.

The Express Water RO5DX can reduce 99.9% contaminates from the water. Heavy metal like chlorine, lead, fluoride, arsenic can be wholly removed by the filter. Also, it cleans the Bacteria and virus and makes the water fresh as possible.

The filters of the system are very long lasting. It can be used for treat tap and well water. Compare than others this best reverse osmosis system for well water delivers more water from the faucets right after the valve is on.

All the attachments of the system are checked so don’t have to face trouble after installing. They use an air injection pressure to test and make sure it’s “leak-free.” The fittings are good to go for long runs. Especially the filter housings are made after developed after cycle resistance testing to make user is workability.


  • No leakage issues with the filter.
  • Require deficient maintenance.
  • Remove 99% of germs, chemical, and metals.
  • Worth the price. 


  • Make noise sometimes.
  • The direction is not well-cleared. 


APEC Portable Countertop Reverse Osmosis Water Filter System with Case

APEC Portable Countertop reverse osmosis system for home

Most of the RO water filters are fixed in one place. Here is something different from a traditional water filter that is portable. The APEC Portable Countertop Reverse Osmosis Water Filter System is undoubtedly one step ahead form other water purifying system. This system is supplied bottle quality drinking water by removing any chlorine, odor, or unpleasant test. The purified water improves the test of your coffee, tea, and any beverage and makes crystal clear ice cubes.

The purifying system does not require any filter installation. It’s just like plug-n-play type machines. Plug-n- drink. However, it has four stage ultra-pure systems which can remove 99% of water contaminant commonly found in the tank, wall, and water.

But the downside of the faucets is it goes with the standard faucets only. If your kitchen has a pull-out faucet, spray faucet or any special designer faucets then APEC Portable Countertop water filter will not suit well.


  • Lightweight and no need to install the tradition filters.
  • High capacity filters for long-term performance.
  • Provides crisp test pure water.
  • Easy to travel with. 


  • The connector comes with the filter does not fit all faucets.
  • Very expensive. 


US Aqua Platinum Series Deluxe High Capacity Reverse Osmosis Water Filter System

US Aqua Platinum Series Deluxe High Capacity Reverse Osmosis Water Filter System

Here is another high-quality water purifier system with straightforward setups advantage. The APEC Top Tier Supreme Certified High Flow 90 GPD Water Filter System is best known for great tasting, fresh, and healthy water every time. It comes with quality fittings, elegant NSF 100% lead-free faucets and better flow rate.

What does it feels when you stuck middle of the installation of water filter; or when you complete the installations but water licking from the pipe? Say or not it really irritating and frustrating. The common problem with any water filtration system is the less informative manuals. We are not saying they don’t provide much info, but most are not well-detailed or does not come with a picture. But this one is different for sure. It comes with an installation DVD and PPM meter.

Just following the DVD anyone able to install the entire system within one hour. Moreover, the color-coded tubing and fast connect fittings make the setup process a lot easier. And the bonus PPM meters allow you to test the water quality of the system.


  • Smooth and detailed installation manual including a video DVD.
  • Provide clean and healthy water with a high test.
  • High-quality quick fittings.
  • 100% lead-free designer faucets.
  • The high low rate compares then other filters. 


  • Little pricey.


APEC Top Tier Supreme Certified High Flow 90 GPD Ultra Safe Reverse Osmosis Drinking Water Filter System

APEC Top Tier Supreme Certified High Flow 90 GPD

If you want an extended durable and high-quality water purification system, then the APEC Top Tier filter system will be best to consider. It comes with JG Quick connect fittings, 5 stage filter system. The filter is designed, developed and assembled in the US with the US made accessories. That’s why it gives the best performance to purify the worst polluted water within a short time.

The filter also comes with lead-free chrome faucet with FDA certified JG Food grade tubing. It’s safe to use for a long time without making the filtered water toxic again or leave any plastic odor.

The best whole house reverses osmosis system can purify 90 gallons of water per day at 60 psi and 75 gallons per day at 777 deg F and 50 psi. Furthermore, it can remove more than 1000 kind of contaminate usually found in the water tank or well including germs and bacteria.


  • Produce crisp test bottled like water.
  • No need extra locks to seal the leak.
  • Removes 99% water contaminates.
  • Equipped with high quality and durable filter. 


  • Expensive water filter.
  • Difficult to install.


Powpro Powa PP-EWLQA 5-Stage Deep Water Purifier Reverse Osmosis Drinking Water Filtration System

Powpro Powa PP-EWLQA 5-Stage Deep Water Purifier Reverse Osmosis

Last but defiantly not least, our final best water filter review is for Powpro Powa PP-EWLQA. It is also a five-stage deep water purification system with popular reverse Osmosis drinking filtration technology.

The purifier comes with 5.0 micro PP filter granular activated carbon, 1.0 PP micron PP (CTO), RO and Postposition activated carbon (T33) filter. Total five stage of the filter can remove 99% of water impurities and provide 100% clean and healthy water.

The system is easy to install and required very low maintained. The instruction manual is very clear to understand. Also, they added a video where the step-by-step instating instruction is guava. If you stuck into any process, you could get help form it. After the installation, if the water leaks then the purifier will alert you by ring an alarm by itself. Usually, it would be the water pressure which may cause this kind of situation.

All the cubes of the filter have clips to make sure the fitting won’t leak easily.


  • It can make the polluted water taste fresh.
  • With other contaminates it can remove the salt from a water softener.
  • Include an alarm on the system in case the water leaks.
  • Very easy to setup though. 


  • In some cases, the water may leak until getting the proper pressure. 


What is Reverse Osmosis System?

The Reverse Osmosis System or RO system is water distillation system which able to remove dissolved and floating dirt forms the water. When water passes through the semipermeable membrane, it reduces small particles such as molecules, ion, bacteria, and virus from the water. RO system used in for industrial food, medicine, or drink production including home.

RO System can remove salt from the salt water. Vastly polluted Lake Water is also possible to recycle with this. For Wastewater treatment or producing energy from water Reverse Osmosis is a widely used technology in many countries.

How Reverse Osmosis System Works

RO filtration system is currently most trusted water purification in the household. Learn how the Reverse Osmosis System works to change polluted water to distill water.

  • Reverse Osmosis System start is working applying an external force on the water. It pushes the water to pass through its semipermeable membrane. The membrane blocked up to 98% of elements and averted into the discard steam. The pressure amount depends on the water source quality. More contaminant water needs more the pressure to pushes through the membrane.
  • The processed water is demineralized and desalinated. Scientifically it’s called permeate or product water. Typically it’s known as filtered water.  The rest water with contaminants is rejected water or commonly known as wastewater. It does not pass the membrane.
  • Water molecules only can pass the RO membrane, and other dissolved slats/contaminants are blocked and discharge for using another steam of water. But this water stream is wastewater steam. Different RO system utilizes or processes the vapor in different ways. Maximum RO filters sent them to the drain. Some other sent the main water supply. But some advance purification system diver the water so you can use them for other works.
  • Most of the RO system succeeds to purify water 95-99%. It’s a good ration compare than other filtration system or natural source of water current days.  But the filter becomes less efficient over time.
  • Key Points to Consider for Choosing the Best Reverse Osmosis System
  • The market of RO filtration system is full. They come with different size, capacity, purifying features that offer many advantages to get healthy water for a long time. To get the right thing here, we listed some critical points to choose your best Reverse Osmosis System.
  • The size of water filtration system depends on your family size. If you have small household 50 gallons of the system will work well. For a more extensive family or where the water usage is substantial 90-100 gallons of water capacity is excellent.
  • The effectiveness of filter depends upon how many levels it usages as filter the water. But it doesn’t need any 100 of filtration layer can only give the best result files are not. What filtration stages your system use is also depending on its effectiveness. Usually, a filter with 4-5 layers is perfect for the less polluted area to remove maximum contaminants. But for others, the heavily polluted city may need lore filtration layer for best results.
  • Some RO system comes with clear filter case. Some contain LED light to give notification when it’s time to change. Both of them are very helpful to know when your system needs maintenance.
  • Your RO should be easy enough to understand and setup. The instruction guide and minimum work of knowledge are enough to set up a water filter at home. Make sure, the system you chose can be installed by an individual easily.
  • Check the necessary attachment like connectors, fittings, faucets, wrench, etc. Are available or not. Make sure your kitchen faucet is compatible with their provided tap.  Otherwise, it will be a big hassle to find a well-suited tap in the market.
  • The cost part is tricky because this is an expensive buy. Make a budget range minimum 150 to maximum 500$. You can go above the price if you want too.

How to Take Care Reverse Osmosis System

The reverse osmosis system for the home should require deficient maintenance. To keep your system working here is some simple steps to follow to take care of your Reverse Osmosis water filter.

Most of the water filter we reviewed here are required changes once in years. Durable filters are good to go for a long time. Usually, other RO filters have to change once in every six months.

The fact is the filter before RO membrane needs to change once 6 to 12 months. These are called pre-membrane filters. The RO filters last more than two years. Infect some of them do great even after four years of use. Other filters come after RO membrane are also durable they need a change once in every 1 or two years.

Changing a filter takes only a few minutes. Once you turn it, you will be tension free for a long time to get a regular supply of pure water. So, follow the maintenance steps and change your filter time to time.

Final Words

We tried to gather all the premium quality RO system with low maintenance fact. However, we find iSpring RCC7 High Capacity Under Sink 5-Stage Reverse Osmosis Drinking Water Filtration System is best among all other because of its best performance. It’s a quality water purification system fit for any house. It’s able to deal with most of the water toxins including salt and very durable.

The rest of the water filter systems are also high in their ways. They are easy to setup, easy to take care and an excellent option to get pure drinking water. The high cost of having an RO system might confuse you weather get it or not; but if you make the right chose, the Best Reverse Osmosis System will last 10-15 years within any problem, so it’s defiantly worth the price.

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.