The 8 Best Sawyer Gravity Filters (2023 reviews)

The platypus clean water bag should be able to handle its purpose and duties with ease. This device filters stream water in a very fast and easy way. It includes a 4-liter dirty water reservoir, 4-liter clean water reservoir, hollow-fiber microfilter, hoses, shutoff clamp, and storage sack. The gravityworks filter makes filtering a gallon of water a breeze. It makes it easier to replace or flush.

The water is the color of tea from flowing through the alpine bogs, and lots of pine forest. It is easy to use, and all the attachments for water bottles/bags/etc are very handy. It is great for any family emergency preparedness kit.

Why We Like This:

Works great and takes the worry of safe water away
Lightweight and so nice to have 8 litres of water available at camp
Makes a lot of bacteria-free water, quickly, from pools and running water
Super easy to use and no yucky taste to the water after using

Best For saltwater: Katadyn Sawyer Gravity Filter

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate filter. The katadyn sawyer gravity filter is exactly that - it's a simple filter that hits all the right notes. The Katadyn pocket filter really is quality, good flow, simple and easy to fill up your water containers. It feels solid, and it is VERY simple to disassemble for cleaning. It is great for getting the body's organs a golden brown.

The basic filter is only efficient against bacterias whereas the carbon filter captures most of the remaining chemicals produced by the bacterias. The filter is designed to extract jet fuel. It is a great compact unit for camping or prepping. It is easy to use, easy to clean, and has a very solid construction.

Why We Like This:

Excellent for anyone thinking of water filtration on the run
Works well as a water pump and filter
Great portable dihydrogen monoxide filtration system
Compact, robust, simple and a good to go water filtration system

Best For Any bug Out Bag: Sawyer Products Sawyer Gravity Filter

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This filter can filter out bacteria, protozones, and sediment. It comes with a straw to attach to the filter, cleaning syringe, and a pouch with cleaning directions. Attaches to the included drinking pouch, standard disposable water bottles, hydration packs, or use the straw to drink directly from your water source. The mini also comes with a straw that enables you to drink filtered water directly from a water source.

The filtered water can be boiled as a safety measure if you have to use pond or lake water. It has rubber gaskets so it doesn't leak when screwed on the pouch or a bottle. It is ideal for ultralight backpacking and camping, as well as emergency preparedness. These are so useful for day hikes and just to have on hand.

Why We Like This:

Great for camping and wilderness trail walking
Very light, easy to use, works well as an inline filter
Great for a bug out bag or deep camping kit
Nice light weight and compact, with good output volume

Best For Outdoor adventures: Grayl Sawyer Gravity Filter

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Next on the list, we've got yet another filter that manages to win our hearts. It's the grayl sawyer gravity filter and it's widely considered as one of the best convenient filter you can buy. It is very convenient being able to safely drink local water versus having to haul water. The Multifunctional simplevent drink cap vents air (twisting small cap 1/2 turn) during purification and protects from cross-contamination. Non-woven ceramic threads provide structure and remove dirt and micro plastics. It provides ergonomic comfort for nonslip, anti-fatiguing pressing.

The One-way drink mix valve (pre-installed) allows electrolytes and sport drink mixes to be added to your clean purified water without compromising the integrity of the filter media. It is easy to use while hiking if you have a water source. This can also be used for natural disaster areas within 1st world areas.

Why We Like This:

Grayl will remove bacteria, protozoa and virus plus reduce chemicals
Great product for camping especially hiking
Perfect for backpacking or just living off the land
Fantastic self-contained water apparatus for travel anywhere

Best For hiker: MSR Sawyer Gravity Filter

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The msr sawyer gravity filter is suitable and reliable and fits well with your regular usage. You can take this virtually anywhere and be guaranteed clean, fresh tasting water. It's super easy to use, compact, easy enough to clean, and light enough that you can take it even in a day pack for day hikes or canoe trips. The intake pre-filter sits just two inches below the floating inlet foam to avoid junk floating on the water surface. The piece that screws onto the bottom and keeps the clean threads from being contaminated is awesome. It's not too big and filters at a reasonable rate.

The filter is easy to reach the water with the suction hose. It is easy to reach the water with the suction hose.

Why We Like This:

Perfect for high useage, very tough
Works great and will make a lot of fresh water in a hurry
Works great., filter is easy to clean in the woods

Best For An Emergency Replacement: Membrane Solutions Sawyer Gravity Filter

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Membrane Solutions offers a variety of filter for personal choice and yet maintaining quality in all the variants. This water filtration system is a life-saver. It removes heavy metals and organic contaminates better than expected. The charcoal filter is covered in sediment/algae and the other end is also. It is lighter, faster, easier, and way more convenient to use.

This is a simple setup for surface clear water,no particles or particles. The material does have some weight and stiffness to it, which helps. The gravity feed is nice since you can load the entire bag and use it throughout the night. This is great for anyone that is going out for a day hike or a week long trip.

Why We Like This:

Makes drinking water for campers and preppers
Priced well and it is made from a durable material
Easy to take apart and clean

Best For group Or solo trip: Platypus Sawyer Gravity Filter

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The platypus sawyer gravity filter's high-end materials makes sure that it ages well with use. The Minimalist setup uses a universal bottle adapter to connect the system directly to an existing water bottle or reservoir. It includes two-liter dirty reservoir, hollow fiber filter, universal bottle adapters, hoses, and storage sack. It is tested to ensure it meets all epa and nsf guidelines for the removal of 99.9999% of bacteria and 99.9% of protozoa. It is nice to have a longer tube when the filter is hanging from a tree so that you can set a larger container directly on the ground and let it filter over time.

The nice thing about this system is you can fill your water bottle(s) at the stream, then fill the sack to carry hang in camp. The flow will only work whilst the pressure is higher going in. This product makes it very easy to quickly produce clean water on a break or carry back two gallons in one trip when camping at a distance from a water source. It’s a great size and perfect for a group or solo trip.

Why We Like This:

Great water flow and easy to clean and put away
Easy refills without having to go back to stream and pump some more
Easy to use, easy to put away, and takes up very little room
Lightweight, easy to store in backpack

Best For traveling abroad: Lifestraw Sawyer Gravity Filter

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Compared with other filter in this category, the lifestraw sawyer gravity filter has a convenient design. It is perfect for everything from camping with the kids to traveling abroad where tap and bottled water cannot be trusted. It is great for backpacking, warning, the filtered water trickles out really slow, but works great. It allows access to clean, safe drinking water in the event of a natural disaster or survival situation. The mini filter removes 7 logs ( 99.99999 % ) of all bacteria ( like salmonella ) as well as other harmful bacteria which causes cholera and e. coli and 6 logs ( 99.9999 % ) of all protozoa such as giardia and cryptosporidium. The mini also comes with a straw that enables you to drink filtered water directly from a water source.

Why We Like This:

Takes time to set up but is usable when hiking
Amazing device, amazing quality, meets sanitary regulations completely
Good brand reputation