MSR MiniWorks EX Water Filter vs Platypus GravityWorks 4L Water Filter System
MSR MiniWorks EX Water Filter vs Platypus GravityWorks 4L Water Filter System compared spec-by-spec. Filtration performance, flow rate, pricing, pros, cons, and our verdict on which water filter to buy.
| Specification | B — platypus Platypus GravityWorks 4L Water Filter System 8.6/10 $120 Check Price on Amazon $130
Save $10 | |
|---|---|---|
| Filter Type | ceramic/carbon pump filter | hollow fiber membrane gravity |
| Weight Oz | 14.6 | 11.7 |
| Flow Rate | 1 L/min | 1.75 L/min |
| Filter Life Liters | 2,000 | 1,500 |
| Filter Life Gallons | 528 | 396 |
| Pore Size | 0.2 micron ceramic with carbon core | 0.2 micron |
| Contaminants Removed | bacteria, protozoa, chemicals, chlorine, pesticides, taste, odor | bacteria, protozoa, microplastics |
| Requires Power | No | No |
| Virus Removal | No | No |
| Ceramic Cleanable | Yes | — |
| Carbon Core | Yes | — |
| Airspring Accumulator | Yes | — |
| Pump Dimensions | 7.5 x 2.75 in | — |
| Hose Length Inches | 36 | — |
| Operating Temp | above freezing | above freezing |
| Meets Standard | NSF protocol P231 | — |
| Capacity Liters | — | 4 |
| Total Storage Liters | — | 8 |
| Bpa Free | — | Yes |
| Backflush Capable | — | Yes |
| Serves People | — | 1-6 |
| Includes Bags | — | Yes |
| Dirty Bag Liters | — | 4 |
| Clean Bag Liters | — | 4 |
Buy the MSR MiniWorks EX Water Filter
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Buy the Platypus GravityWorks 4L Water Filter System
Best prices · Updated hourly
Who Should Buy the MSR MiniWorks EX Water Filter?
The MSR MiniWorks EX Water Filter is designed for camping hiking, under 100. As a ceramic/carbon pump filter, it handles bacteria and protozoa — appropriate for most backcountry and domestic use cases.
Key advantages include: carbon core removes chemicals, pesticides, and improves taste — not just particulates; nsf p231 certified for 99.9999% bacteria and 99.9% protozoa removal; airspring accumulator makes pumping noticeably easier and faster. At 14.6 oz, it's better suited for basecamp or vehicle-based use.
Priced at $90, the MSR MiniWorks EX Water Filter scores 8.3/10 in our testing — an excellent performer across our key metrics.
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.
How Do the Specs Compare?
Filter type: The MSR MiniWorks EX Water Filter is a ceramic/carbon pump filter while the Platypus GravityWorks 4L Water Filter System is a hollow fiber membrane gravity. Different filter types suit different scenarios — consider your primary use case when choosing between them.
Filtration performance: The MSR MiniWorks EX Water Filter scores higher on filtration at 8.5/10 versus 8.5/10 for the Platypus GravityWorks 4L Water Filter System. Both provide reliable protection for their intended use cases.
Filter life: The MSR MiniWorks EX Water Filter lasts longer at 528 gallons versus 396 gallons. Factor in replacement cartridge costs when comparing long-term value.
Portability: The Platypus GravityWorks 4L Water Filter System is lighter at 11.7 oz versus 14.6 oz for the MSR MiniWorks EX 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 MSR MiniWorks EX Water Filter costs $90 versus $120 for the Platypus GravityWorks 4L Water Filter System — a $30 difference. At this price parity, the decision comes down to filtration scope and use case fit.
🏆 Our Verdict
Choose the MSR MiniWorks EX Water Filter if you need a reliable and proven filtration solution and strong value for the price.
Choose the Platypus GravityWorks 4L Water Filter System if you prioritize premium features and build quality .
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