A portable water filter straw is one type of portable water filter and a great way to make sure you never run out of clean drinking water while exploring the outdoors. It uses a filtering system to filter out bacteria, sediment, and other contaminants from any source of water such as rivers, lakes, and ponds. This device is lightweight and can be easily carried in your pocket or backpack, making it ideal for camping trips or other outdoor activities.
How does a Portable Water Filter Straw work?
This type of portable water system works by passing the water through a series of filters that remove particles such as sediment, microorganisms, heavy metals, chemicals, and other contaminants from any water source.
To start filtering water the device comes with a straw that enables you to drink filtered water directly from a water source.
You can also use attach the filter to the water pouch or collapsible water bottle then squeeze the water through and take clean water.
Best water pouch
A portable water filter straw can also be attached to a disposable plastic bottle with a standard threaded or reusable water bottle and take clean water.

Portable water filter straw reviews
LifeStraw Personal Water Filter
- Method of filter- hollow fiber membrane filter
- Weight-2oz or 56grams
- Size- 1 x 1 x 9 inches
- Impurities removed- bacteria and protozoa
- Time-1.7L (57 oz) per minute roughly 3-5 seconds
LifeStraw has been used globally by millions of people and NGOs since 2005. It is also distributed globally for relief efforts in a major emergency including the Haiti earthquake, Pakistan floods, and many other a natural disaster
This portable filter removes 99.99% of waterborne bacteria and protozoa.
This filter uses 0.2 microns to remove contaminants in water
Lifestraw uses a hollow fiber membrane filter. This method of filtration requires no chemicals, battery, or moving the part to filter water. It can be easily backflushed to clean the filter.
It is ultra-light which weighs 2oz or 56 grams and has a filter capacity of up to 1000 liters or 264 gallons of water.
LifeStraw personal water filter has met various standards for water filtration and adheres to EPA guidelines to remove contaminants such as Giardia, E.Coli, and cryptosporidium.
It filters 1.7L (57 oz) per minute
How to use LifeStraw personal water filter
Open the cup and insert the bottom of the filter into the water source and sip water through the mouthpiece. After the drinking session blowback through the life straw to remove dirty water and flush filter membranes.
Bonus video of LifeStraw Go Portable Water Filter
Sawyer Products Mini Water Filtration System
- Method of filter- hollow fiber membrane filter
- Weight-2oz or 56grams
- Impurities removed- bacteria and protozoa
Sawyer mini water filtration system is capable of removing 99.99% of bacteria such as salmonella, cholera, and E.coli and 99.99% of protozoa like giardia and cryptosporidium
It has a filter capacity of 100,000gallons of water and weighs 2 ounces
It uses a 0.1-micron hollow fiber membrane inline filter.
With this filter, you can use a straw to drink water directly from the source or use a drinking pouch, standard disposable water bottles, or hydration packs.
This product comes with one 16-ounce reusable squeeze pouch, 7-inch drinking straw, and a cleaning plunger
How to use sawyer products mini water filtration system
Etekcity Portable Water Filter
Etekcity filters water in 3 stages it includes:
- Stage1: pre-filter- removes sand, silt, rust, worms, and large particles
- Stage 2: Carbon filter which eliminates chlorine and heavy metal ions
- Stage 3: 0.01 microns hollow fiber UF membrane inline filter- that removes waterborne protozoa, pathogens, bacteria, and cysts.
This water filter is tested by the TüV SüD Institute and meets EPA water quality standards. Also, complies with the FDA food contact test.
It has a filter capacity of 1500 liters of water.
It pack comes with:
- Straw for easier access to water directly from the source
- Syringe for cleaning after use
- Water pouch for collecting and storing filtered water
- Pre-filter for filtering silt and large particles
How to use Etekcity Portable Water Filter
Portable water filter straw that removes lead
Survivor Filter
This filter filters water in 3-stage filtration and the system filters 0.05 microns, so it removes bacteria, viruses, heavy metals, and protozoa.
The three filters include
- Membrane Ultra Filter which filters 100,000 Liters (26,417 Gallons),
- Replaceable Carbon which filters 1000 Liters (264 Gallons)
- Cotton Pre-Filters which filter 1000 Liters (264 Gallons.
The survivor water filter weighs 3.5 ounces or 100 grams.
It has a filter flow rate of 200ml (7 ounces) per minute.
It easily fits in the pocket and hand.
This filter is BPA-free that meets FDA standards.
It also improves taste and removes odor,
How to use Survivor Filter
You can use the survivor filter in three ways
- You can use a straw to drink water directly from the source,
- Screw into collapsible canteens and squeeze water through
- Attach into plastic bottles and take clean water
Best Practices for Keeping Your Portable Water Filter straw Clean & Maintained
Portable water filter straws are reusable and cleanable. It can be cleaned after every use. What you require is a syringe and clean water for backwashing.
Most portable water filter straws come with a syringe (backwash device) that is used to clean the filter. To clean the filter fill the syringe with clean water then hold it against the mouthpiece and press the water down to clean the inner filtration. Repeat if necessary.
Conclusion
Our top pick of the best Portable water filter straw goes Survivor Filter. This device offers triple filtration compared to others because it lasts up to 264,000 gallons. It is also capable of removing Viruses, Staph, Bacteria, and Protozoa, as well as Mercury and Lead, according to NSF/ANSI Standards.