Platypus GravityWorks 4L Water Filter System vs Survivor Filter PRO
Platypus GravityWorks 4L Water Filter System vs Survivor Filter PRO compared spec-by-spec. Filtration performance, flow rate, pricing, pros, cons, and our verdict on which water filter to buy.
| Specification | A — platypus Platypus GravityWorks 4L Water Filter System 8.6/10 $120 Check Price on Amazon $130
Save $10 | |
|---|---|---|
| Filter Type | hollow fiber membrane gravity | triple-stage (carbon, ultra-filter, cotton) |
| Weight Oz | 11.7 | 10.5 |
| Capacity Liters | 4 | — |
| Total Storage Liters | 8 | — |
| Flow Rate | 1.75 L/min | 500 mL/min |
| Filter Life Gallons | 396 | 26,417 |
| Filter Life Liters | 1,500 | — |
| Pore Size | 0.2 micron | 0.01 micron absolute |
| Contaminants Removed | bacteria, protozoa, microplastics | bacteria, protozoa, microplastics, heavy metals, chemicals |
| Requires Power | No | No |
| Virus Removal | No | Yes |
| Bpa Free | Yes | Yes |
| Backflush Capable | Yes | Yes |
| Serves People | 1-6 | — |
| Includes Bags | Yes | — |
| Dirty Bag Liters | 4 | — |
| Clean Bag Liters | 4 | — |
| Operating Temp | above freezing | above freezing |
| Includes Pouches | — | No |
| Pouch Capacity Oz | — | 0 |
| Made In | — | USA |
Buy the Platypus GravityWorks 4L Water Filter System
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Buy the Survivor Filter PRO
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Who Should Buy the Platypus GravityWorks 4L Water Filter System?
The Platypus GravityWorks 4L Water Filter System is designed for camping hiking, gravity fed cabin. As a hollow fiber membrane gravity, it handles bacteria and protozoa — appropriate for most backcountry and domestic use cases.
Key advantages include: hands-free gravity operation — hang it and walk away; 4l dirty + 4l clean bags provide 8l total water storage for groups; 1.75 l/min flow rate is excellent for a gravity system. At 11.7 oz, it's light enough for backpacking.
Priced at $120, the Platypus GravityWorks 4L Water Filter System scores 8.6/10 in our testing — an excellent performer across our key metrics.
Who Should Buy the Survivor Filter PRO?
The Survivor Filter PRO is designed for camping hiking, emergency preparedness, under 100. As a triple-stage (carbon, ultra-filter, cotton), it removes viruses, bacteria, and protozoa for true purification-level protection.
Key advantages include: triple-stage filtration removes bacteria, protozoa, and viruses — rare at this price; 0.01 micron absolute pore size surpasses most competitors; dual-use: works as pump or squeeze filter. At 10.5 oz, it's light enough for backpacking.
Priced at $65, the Survivor Filter PRO scores 8/10 in our testing — an excellent performer across our key metrics.
How Do the Specs Compare?
Filter type: The Platypus GravityWorks 4L Water Filter System is a hollow fiber membrane gravity while the Survivor Filter PRO is a triple-stage (carbon, ultra-filter, cotton). Different filter types suit different scenarios — consider your primary use case when choosing between them.
Filtration performance: The Survivor Filter PRO scores higher on filtration at 9/10 versus 8.5/10 for the Platypus GravityWorks 4L Water Filter System. The Survivor Filter PRO's virus removal capability is the key differentiator — essential for international travel or emergency scenarios where source water quality is unknown.
Filter life: The Survivor Filter PRO lasts longer at 26,417 gallons versus 396 gallons. Factor in replacement cartridge costs when comparing long-term value.
Portability: The Survivor Filter PRO is lighter at 10.5 oz versus 11.7 oz for the Platypus GravityWorks 4L Water Filter System. 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 Survivor Filter PRO costs $65 versus $120 for the Platypus GravityWorks 4L Water Filter System — a $55 difference. At this price parity, the decision comes down to filtration scope and use case fit.
🏆 Our Verdict
Choose the Platypus GravityWorks 4L Water Filter System if you need top-tier filtration performance and premium build quality and features.
Choose the Survivor Filter PRO if you prioritize value (typically $55 less) .
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