96.6
Best for long distance thru-hikers and weight-conscious backpackers
- Removes 99.999999% of bacteria
- Filters up to 100,000 gallons
- Fits standard soda and water bottles
$46
Head to head · Water Filtration
Water Purification Tablets, 397mg 100 Pack vs 5 High-Capacity Emergency Water Straws
Ravvy scores Water Purification Tablets, 397mg 100 Pack at 93.48 and 5 High-Capacity Emergency Water Straws at 92.49. Water Purification Tablets, 397mg 100 Pack takes the overall pick, best for group campers, rv owners, and emergency preppers.
Ravvy pick
93.5
$33
A top-tier choice for high-volume emergency water treatment that trades individual serving convenience for superior group-level efficiency and neutral taste.
Practical Survival
5 High-Capacity Emergency Water Straws
92.5
$80
Buy this pack if you want the highest volume capacity per dollar for a family emergency kit, accepting that straw-style filtration requires more effort than pump systems.
How they score
| Factor | Water Purification Tablets, 397mg 100 Pack | 5 High-Capacity Emergency Water Straws |
|---|---|---|
| Portability | 98 | 96 |
| Effectiveness | 96.5 | – |
| Bulk Efficiency | 95 | – |
| Safety Standards | 94 | – |
| Taste Neutrality | 89 | – |
| Safety Rating | – | 92 |
| Filter Longevity | – | 98.5 |
| Maintenance Ease | – | 85 |
Water Purification Tablets, 397mg 100 Pack
What owners praise
- Treats large 4-gallon volumes per tablet
- Significantly better taste than iodine alternatives
- Lightweight and highly portable for bug-out bags
- Effective against 99.9999 percent of bacteria
- Long shelf life for emergency storage
What to know first
- Not suitable for single-liter bottle portions
- Does not remove sediment or heavy metals
- Requires a 30-minute wait time before drinking
Skip it if solo hikers needing single-cup purification or chemical-sensitive users
5 High-Capacity Emergency Water Straws
What owners praise
- Impressive 1800-gallon capacity per filter
- Individual plungers included for every straw
- No expiration date for long-term storage
- Removes 99.99% of bacteria and parasites
- Extremely lightweight at only 2 ounces each
What to know first
- Requires significant suction effort to drink
- No built-in storage for filtered water
- Plastic housing can feel basic
Skip it if ultralight backpackers who prefer inline squeeze systems for speed
Specs side by side
| Spec | Water Purification Tablets, 397mg 100 Pack | 5 High-Capacity Emergency Water Straws |
|---|---|---|
| ASIN | B09FFQN924 | B09LDFR8HX |
| Brand | Aquatabs | Practical Survival |
| Capacity | 4 gallons | 1800 gallons |
| Material | Plastic | Plastic |
| Brand Name | Aquatabs | Practical Survival |
| Model Name | Aquatabs 397mg Water Purification Tablets (100 Pack). Water Filtration System for, Camping, Emergencies, Survival, and RVs. Easy to Use Water Treatment and Disinfection. | PS12 |
| Unit Count | 100 Count | 5 Count |
| Item Weight | 0.06 kg | 56.7 g |
| Part Number | Aquatabs | PS12 |
| Manufacturer | Medentech Ltd | Practical Survival |
| Model Number | Aquatabs | PS12 |
| Material Type | Plastic | Plastic |
Other options in this category
93.7
Membrane Solutions
Personal Water Filter Straw S1 4 Pack Blue
Best for backcountry hikers, international travelers, and disaster preparedness kits
- 0.1 Micron Ultrafiltration
- 5,000 Liter Capacity
- NSF 42, 372, and 401 Certified
$30
93.6
Best for health-conscious families and diy homeowners who dislike the taste of flat ro water
- Alkaline Remineralization Stage
- 75 Gallon Per Day Capacity
- Transparent Sediment Filter Housing
$235