SteriPEN Ultralight UV Water Purifier vs GRAYL UltraPress Water Purifier Bottle Mojave Redrock
Overall winner: GRAYL UltraPress Water Purifier Bottle Mojave Redrock
Key Differences
GRAYL UltraPress (A) is a pump-style purifier praised for build quality and fast filtration and sits at a more affordable price tier; Katadyn SteriPEN (B) is an ultralight UV device that destroys 99.9% of pathogens and treats 1.0 L in about 90 seconds, making it better for weight-sensitive trips but less of a mechanical/durable filter option
SteriPEN Ultralight UV Water Purifier
Ultraslim UV water purifier that destroys bacteria, viruses, and protozoa. Purifies 1.0 L in 90 seconds with one-button operation and up to 8,000 treatments. Compact and easy to use
Pros
- Ultralight, compact design
- Effective UV purification
- One-button operation
- High treatment count (up to 8,000)
Cons
- Limited to UV purification
- Purifies 1.0 L per cycle
- Storage of liquids not specified
GRAYL UltraPress Water Purifier Bottle Mojave Redrock
Compact water purifier bottle for safe drinking from almost any freshwater source. Provides portable, convenient filtration for hiking, camping and travel. Customers note easy use and quick filtering, with some mention of taste improvement
Pros
- easy to use
- compact and portable
- removes unpleasant tastes
- fast filtration speed
Cons
- water leakage reported by some customers
- considered costly by some buyers
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | GRAYL |
| Durability | GRAYL |
| Versatility | Katadyn |
| User Reviews | GRAYL |