Alexapure Pro Gravity Water Filtration System vs ProOne Big+ Gravity Water Filter
Alexapure Pro Gravity Water Filtration System vs ProOne Big+ Gravity Water Filter compared spec-by-spec. Filtration performance, flow rate, pricing, pros, cons, and our verdict on which water filter to buy.
| Specification | A — alexapure Alexapure Pro Gravity Water Filtration System 8.1/10 $200 Check Price on Amazon $250
Save $50 | |
|---|---|---|
| Filter Type | gravity-fed ceramic shell with carbon block | gravity |
| Weight Oz | 128 | — |
| Flow Rate | 2.25 GPH | — |
| Filter Life Gallons | 5,000 | 1,000 |
| Pore Size | not specified | — |
| Contaminants Removed | bacteria, protozoa, heavy metals, chemicals, pharmaceuticals, fluoride, chlorine | bacteria, protozoa, chlorine, lead, PFAS, microplastics, pesticides, pharmaceuticals, heavy metals, VOCs |
| Requires Power | No | No |
| Virus Removal | Yes | No |
| Bpa Free | Yes | — |
| Backflush Capable | No | — |
| Includes Pouches | No | — |
| Pouch Capacity Oz | 0 | — |
| Operating Temp | above freezing | — |
| Made In | USA | — |
| Capacity Gallons | — | 3 |
| Flow Rate Gph | — | 2.75 |
| Filter Elements Included | — | 2 |
| Max Filter Elements | — | 3 |
| Filter Element | — | ProOne G3.0 7-inch |
| Material | — | 304 stainless steel |
| Height Inches | — | 22.75 |
| Diameter Inches | — | 9 |
| Weight | — | 10 lbs |
| Serves People | — | 4+ |
| Iapmo Certified | — | Yes |
Buy the Alexapure Pro Gravity Water Filtration System
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Buy the ProOne Big+ Gravity Water Filter
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Who Should Buy the Alexapure Pro Gravity Water Filtration System?
The Alexapure Pro Gravity Water Filtration System is designed for gravity fed cabin, emergency preparedness. As a gravity-fed ceramic shell with carbon block, it removes viruses, bacteria, and protozoa for true purification-level protection.
Key advantages include: removes up to 200+ contaminants including fluoride and pharmaceuticals; stainless steel construction — durable and bpa-free; no electricity, batteries, or plumbing required. At 128 oz, it's better suited for basecamp or vehicle-based use.
Priced at $200, the Alexapure Pro Gravity Water Filtration System scores 8.1/10 in our testing — an excellent performer across our key metrics.
Who Should Buy the ProOne Big+ Gravity Water Filter?
The ProOne Big+ Gravity Water Filter is designed for gravity fed cabin, emergency preparedness. As a gravity, it handles bacteria and protozoa — appropriate for most backcountry and domestic use cases.
Key advantages include: iapmo certified to reduce lead, total pfas, microplastics, and chlorine; 3-gallon capacity serves households of 4+ people easily; 304 stainless steel construction is durable and easy to clean. At 10 lbs, it's better suited for basecamp or vehicle-based use.
Priced at $280, the ProOne Big+ Gravity Water Filter scores 8.5/10 in our testing — an excellent performer across our key metrics.
How Do the Specs Compare?
Filter type: The Alexapure Pro Gravity Water Filtration System is a gravity-fed ceramic shell with carbon block while the ProOne Big+ Gravity Water Filter is a gravity. Different filter types suit different scenarios — consider your primary use case when choosing between them.
Filtration performance: The Alexapure Pro Gravity Water Filtration System scores higher on filtration at 9/10 versus 9/10 for the ProOne Big+ Gravity Water Filter. The Alexapure Pro Gravity Water Filtration System's virus removal capability is the key differentiator — essential for international travel or emergency scenarios where source water quality is unknown.
Filter life: The Alexapure Pro Gravity Water Filtration System lasts longer at 5,000 gallons versus 1,000 gallons. Factor in replacement cartridge costs when comparing long-term value.
Portability: The Alexapure Pro Gravity Water Filtration System is lighter at 128 oz versus 10 lbs for the ProOne Big+ Gravity Water Filter. For backpacking and wilderness travel, every ounce counts — but for car camping or emergency preparedness, weight is less critical than capacity and ease of use.
Price: The Alexapure Pro Gravity Water Filtration System costs $200 versus $280 for the ProOne Big+ Gravity Water Filter — a $80 difference. At this price parity, the decision comes down to filtration scope and use case fit.
🏆 Our Verdict
Choose the Alexapure Pro Gravity Water Filtration System if you need a reliable and proven filtration solution and strong value for the price.
Choose the ProOne Big+ Gravity Water Filter if you prioritize premium features and build quality .
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