Best Water Filters in New Zealand
We extensively test and research all services we review. Here's why you can trust us.

The 9 Best Water Filters In New Zealand

Filtration Efficiency: We chose water filters that are able to remove a wide range of contaminants, including bacteria, viruses, heavy metals, chemicals, and sediment.

Flow Rate: We included water filters with a decent flow rate to make sure customers won't have to wait long to get their filtered water.

Filter Maintenance: We looked into how long the filters can act effectively until they  need to be replaced.

Value for Money: We took a look at the price of these water filters in relation to their features and effectiveness.

Installation: We assessed the ease of installation of the water filters and whether or not they would need professional assistance to be installed properly.

Customer Service: We evaluated the quality of customer service provided by the manufacturer or seller of the water filters.

Did you know that water filters remove 90% to 95% of all contaminants found in water? These amazing inventions are designed to effectively remove contaminants by passing water through various filtration methods.

While clean water is a must for everyone, it’s extra crucial for pregnant women, babies, and people with health issues. We’re shining the spotlight on some of the best water filters around, in case you haven’t gotten around to getting one for your home yet.

How Much Do Water Filters Cost In New Zealand?

Water filter systems in New Zealand can be as affordable as from $79 to as premium as $6,670 depending on the brand, features, and capacity of the system. Portable water filters, on the other hand, typically cost between $40 and $70.

1. Sawyer MINI Water Filter System

Sawyer MINI Water Filter System



Contact Details: 800-356-7811

Where to Buy:

Price starts at: $69.90

Since 1984, Sawyer Products has been a trusted companion for adventurers. They offer a wide range of products that provide protection against the sun, bugs, injuries, and access to clean water in the outdoors.

Enter the Sawyer MINI Water Filter System—a lightweight water filter system that only weighs 2 ounces, boasting a 99.99% removal rate of bacteria and the ability to filter 100% of microplastics. 

As water passes through the MINI, the bacteria are captured on the outer walls before it comes out of the filter. This water filter can also filter up to 100,000 gallons of water, whether it’s for your outdoor adventures or your tap water at home.


  • Filter doesn’t need to be replaced
  • Relatively affordable


  • Slow flow rate

Customer Reviews

Lightweight and can filter over 10,000 gallons

“This filter is lightweight and will filter over 10,000 gallons. I have used this in the mountains and when used with optional bladders will handle any situation.”

-John, Amazon Reviews

Portable and works well

“I used this for drinking from a slow-moving stream on a weekend backpacking trip. It’s been a few days and I don’t seem to have suffered any ill effects from the water so it seems the filter worked. The filter is small and light so it stowed away well in one of my cargo pockets for the duration of my trip.”

-Ben, Amazon Reviews

2. APEC 5-Stage Reverse Osmosis Water Filter System

APEC 5-Stage Reverse Osmosis Water Filter System



Contact Details: 1-800-880-4808

Where to Buy: Ubuy

Price starts at: $412

The ROES-50 is a dependable water filter system that produces refreshing and crisp drinking water through a 5-stage filtration process. The filtration process features a series of filters that pass water through various cleansing stages in order to remove bacteria, chemicals, and other impurities.

The ROES-50 can produce up to 50 gallons of purified water per day and has been tested for TDS reduction, which means it effectively removes dissolved minerals and salts from water.

Don’t fret about installation either, as the system is fairly easy to install by following the provided detailed instruction manual.


  • Has TDS reduction
  • Lifetime customer and tech support


  • Filters being difficult to replace

Customer Reviews

Highly recommended

“I purchased an RO-45 system 15 years ago and have loved it every day. I just purchased the RO PH90 and look forward to replacing my old unit. I highly recommend this company and the RO systems.”

-Rich, Facebook Reviews

Easy to install and water tastes good

“Installed APEC ro system. It works great! Easy to install. Reduced TDS greatly and water tastes really good.”

-Dan, Facebook Reviews

3. CuZn Under Counter Water Filter (UC-200)

CuZn Under Counter Water Filter (UC-200)



Contact Details: 800-345-7873

Where to Buy: UBuy

Price starts at: $263

Founded in 1987 by Jeremy and Peggy Hess, CuZn Water Filters provides water solutions via a wide range of products, including undersink filters, whole house systems, and refrigerator filters.

TheirCuZn UC-200 water filter boasts a generous 50,000-gallon capacity and goes through a 3-stage cleansing process, combining activated carbon, micro-sediment, and KDF-55 filters to remove contaminants, chlorine, and heavy metals from your water.

The CuZn UC-200’s cartridge has bacteriostatic properties, which prevent the growth of bacteria and algae. Plus, with its durable giant filter cartridge, you’ll enjoy peace of mind for up to five years before needing a replacement.


  • Live video install support available
  • Uses eco-friendly water filters


  • Doesn’t have TDS reduction

Customer Reviews

Very good customer service

“I purchased this filter litter over a year ago.I am very satisfied with it .Water taste great . The customer service is very good.They will take care of your concerns quickly.”

-Sori, Amazon Reviews

Well-designed water filter system

“This is a well-designed positive investment to my home. Better coffee, better whisky, better hydration.”

-Bill, Amazon Reviews

4. PUR Horizontal Faucet Mount With MineralClear Filter (PFM400H)

PUR Horizontal Faucet Mount With MineralClear Filter (PFM400H)



Contact Details: 1-800-787-5463

Where to Buy: UBuy

Price starts at: $79

The PUR MineralClear Filter is a powerhouse when it comes to producing clean, filtered water. With a capacity of over 100 gallons, this water filter utilizes mineral core technology to tackle more than 70 contaminants, including lead and mercury.

The PUR Faucet Filtration Systems are also certified under NSF/ANSI Standard 53, providing an additional layer of protection by reducing 10 more contaminants, including pesticides and lead. And with the handy CleanSensor indicator, you’ll always know the status of your filter and when it’s time for a replacement.

The PUR Faucet Filtration System also has a sleek design that effortlessly fits onto most standard faucets.


  • Has CleanSensor light indicator
  • Upgradeable filters


  • Filter needs to be replaced every 3 months

Customer Reviews

Does an outstanding job

“Does an outstanding job changing the taste of water. I stopped drinking water because it bothered my stomach.Since I have installed the pur filter I have had no problem with my stomach.”

-John, Ebay Reviews

Easy to install

“Took me less than a minute to install and my faucet easily fit one of the adapters. Let the water run for 5 minutes and that’s all there was to it.”

-Linda, Amazon Reviews

5. iSpring 5-Stage Reverse Osmosis Water Filtration System (RCC7)

iSpring 5-Stage Reverse Osmosis Water Filtration System (RCC7)



Contact Details: 678-261-7611

Where to Buy: Ubuy

Price starts at: $386

The iSpring RCC7 uses an efficient 5-stage Reverse Osmosis (RO) system that effectively eliminates impurities and contaminants from your water supply.

The system uses three pre-filters that kick out larger contaminants like chlorine and chloramines, and once the water passes through the pre-filter stage, it’s time for the RO filtration process to remove even more contaminants, leaving only water molecules to squeeze through.

The final stage is when the water reaches the Fine GAC filter. This is where the water gets its final polish before it’s delivered straight to your faucet.

The iSpring RCC7 doesn’t stop at just providing filtered water; it also boasts an impressive 80% to 90% TDS reduction rate.


  • Doesn’t require a power source
  • Lower sodium rate


  • Some complaints about water leakage

Customer Reviews

Best purchase I made so far

“The iSpring RCC7 under sink RO water system is the best purchase I have made so far. Installation was super easy, regular filter replacement is an no-brainer. We love this system so much since we had it since 2018.”

-Jimmy, Amazon Reviews

Great customer service

“After 6 years of ownership I am happy to report that iSpring is also a company committed to great customer service. Thank you Mayra and the iSpring team!.”

-Glenn, Amazon Reviews

6. Twin UnderSink Water Filter

Twin UnderSink Water Filter



Contact Details: +64 800 007 873

Where to Buy: Pure Hydration

Price starts at: $750

Pure Hydration Ltd. has been in business since 2017, with the aim to provide a healthy water alternative to residential and commercial consumers.

This company has worked with multiple reputable companies in New Zealand, including the New Zealand Police, Ports of Auckland, Northland District Health Board, and many more.

Their Twin UnderSink Water filters use microfiltration technology, where water passes through a special filter to separate it from any impurities and contaminants.

It also has extra-ribbon technology on the housings to prevent leaks. The Twin UnderSink Water filters have a 12-month lifespan, and you can order filters directly from them and have a Pure Hydration Tech install them for free.


  • Complimentary filter installation
  • Has additional housing to prevent leaks


  • No live customer support

Customer Reviews

Excellent customer service

“Zac and the team at Pure Hydration are fantastic. Zacs knowledge of water care and filtration is second to none. Providing only the best quality and service to anyone needing anything water related. Thanks for your help Zac, you have been outstanding.”

-Bradley, Google Reviews

Wide array of products

“Zac and his team are incredibly knowledgeable and passionate about their industry. They offer a wide array of products to suit your budget and to get you the good tasting water you’ve always wanted.”

-Sean, Google Reviews

7. WSR4 – 4 Filter Residential UV Water System

WSR4 – 4 Filter Residential UV Water System



Contact Details: 649-827-1409

Where to Buy: UV Water Systems

Price starts at: $6,670.00

Introducing the WSR4-4 Filter Residential UV Water System, a great option for homes with five or more people! This water filtration system can process a whopping 100 liters per minute.

The system has passed rigorous tests by the National Sanitation Foundation (NSF), a trusted independent certification organization that guarantees the reliability and quality of consumer products.

They’ve got heat dissipation covered via a chamber bracket system that allows air to flow freely around the UV chamber to avoid overheating.

The WSR 4-4 is also equipped with a UV sensor that doubles as your personal maintenance reminder. This sensor alerts you when the UV intensity falls to 75%, which means it’s time to replace the UV lamp.


  • Can produce 100 liters per minute
  • Durable, all-stainless steel system


  • Relatively pricey

8. HydraPak 28mm Filter Kit

HydraPak 28mm Filter Kit



Contact Details: 303-440-0358

Where to Buy: Further Fast

Price starts at: $40

Since 2001, HydraPak has designed flexible hydration systems, from flasks to hydration reservoirs. The company’s products are used by outdoor enthusiasts and athletes around the world, and one of their most popular products is the HydraPak Filter Kit.

The HydraPak Filter Kit is a compact and lightweight kit with 28mm in-line filter threads that can be easily attached to most bottles and flasks.

It has a Plug-N-Play™ connect system that allows for quick and easy installation and removal of the filter. The filter itself is designed to remove 99.9999% of bacteria, parasitic cysts, and microplastics.


  • Lifetime warranty
  • Filters at 1 liter per minute


  • Can only filter 1,500 liters

Customer Reviews

Great for camping

” It was great for getting water out of the lakes and streams that we were camping by.”

-Kim, Amazon Reviews

Lightweight and easy to use

“The adapters are easy to use/understand, it’s compatible with my gear AND it does a great job filtering. I’d recommend this for anyone looking for a lightweight, easy to use filter that’s super compatible.”

-Anonymous, Amazon Reviews

9. Aquasana Claryum® 3-Stage Max Flow

Aquasana Claryum® 3-Stage Max Flow



Contact Details: 866-662-6885

Where to Buy: Ubuy

Price starts at: $804

Aquasana was founded in 1997 by Charles Strand after he discovered that chlorine in household water was causing his son’s respiratory problems.

The company’s name, Aquasana, is Latin for “Water to heal,” and it aligns with the company’s mission to make whole-body water health as simple, accessible, and affordable as possible.

The Claryum® 3-Stage Max Flow, one of Aquasana under sink water filter systems, has a dedicated faucet to keep water flowing at a 44% faster rate.

The system uses 20 micron pre-filters to remove 78 contaminants in your water, including sediment. It also has selective filtration technology, which retains beneficial minerals found in water such as calcium, potassium, and magnesium.


  • Easy to replace filters
  • Fast flow rate


  • A bit difficult to install in tight spaces

Customer Reviews

Does a great job

“Overall the product works very well. Does a great job at make our water much better tasting.”

-David, Amazon Reviews

Great flow and no leaks

“Overall great system. Great water flow. No leaks. Easy setup.”

-Asu, Amazon Reviews