Berkey Shower Filter vs Grayl UltraPress
28 facts in comparison
Based on 314 Reddit opinions. Close race—Grayl UltraPressGrayl UltraPress edges ahead.
314 opinions
Grayl UltraPress leads by 4pts
VS
69%
C+
Based on
239 Redditors
Berkey Shower Filter
~$140
238 opinions
tldr; Reddit warns against Berkey products due to their lack of NSF certification, ongoing lawsuits, and general perception as a scam.
Check pricesVS
Reddit's Pick
73%
B-
Based on
76 Redditors
Winner
Grayl UltraPress
~$179.95
76 opinions
tldr; Reddit highly recommends the Grayl UltraPress for its effective virus filtration, convenient travel use, and ease of use, despite being pricier and best for personal amounts.
Check pricesScore by Category
Why is Grayl UltraPress better than Berkey Shower Filter?
- Higher Reddit score (73% vs 69%)
- Filters out viruses
- Nice form factor
- Easy to use
Based on 315 Reddit opinions
Too Close to Call
Reddit prefers the Grayl UltraPressGrayl UltraPress
Winning by 4 points (73% vs 69%)
Filters out viruses
Nice form factor
Easy to use
High confidence (315 mentions)
💬Reddit Sentiment
Based on 315 Reddit mentionsOverall Rating
Shower Filter
6.9/10
239 mentions
Grayl UltraPress
7.3/10
76 mentions
⚔️
Head to Head
Shower Filter
69%
73%
Grayl UltraPress
Shower Filter69%
Grayl UltraPress73%
Close race - Grayl UltraPress edges ahead by 4 points
Key Specs
| Spec | Berkey Shower Filter | Grayl UltraPress |
|---|---|---|
| Brand | Berkey | GRAYL |
| Manufacturer | Berkey | GRAYL |
| Color | White | Covert Black |
| Weight | 1.46 pounds | 0.88125 Pounds |
| Height | 4.0 inches | 2.755905509 inches |
Key Highlights
Berkey Shower FilterWinner
⚠️ Not NSF certified
⚠️ Subject to "gnarly lawsuits"
⚠️ Perceived as a "scam"
💰 Doulton filter candles are a cheaper, tested
Some users report issues (32% negative)
Grayl UltraPress
🔄 Filters out viruses
✨ Nice form factor
🛠️ Easy to use
🔄 Effective filtering
💧 Convenient for drinking tap water anywhere
Some users report issues (28% negative)
📈Where They Rank
💬What Redditors Actually Say
📈Historical Price Data
Berkey Shower Filter
Grayl UltraPress
Berkey Shower Filter
All-time low: $4.64(2017-03)
Grayl UltraPress
All-time low: $139.95(2025-08)
Which is Better?
Grayl UltraPress Wins
73%
UltraPress
vs
69%
Filter
Close race, but Grayl UltraPress edges ahead by 4 points based on 315 Reddit opinions.
Why Grayl UltraPressWinner
- 🔄 Filters out viruses
- ✨ Nice form factor
- 🛠️ Easy to use
Why Shower Filter
- ⚠️ Not NSF certified
- ⚠️ Subject to "gnarly lawsuits"
- More discussed (239 vs 76)
❤️The Love/Hate Breakdown
Sentiment Breakdown
72%Positive
Positive
72%Neutral
0%Negative
28%Based on 76 Reddit opinions
Sentiment Breakdown
68%Positive
Positive
68%Neutral
0%Negative
32%Based on 239 Reddit opinions
Frequently Asked Questions
Which is better, Grayl UltraPress or Berkey Shower Filter?
Based on 315 Reddit comments, Grayl UltraPress has a slight edge with 73% positive sentiment vs Berkey Shower Filter's 69%. The difference is small, so both are solid choices.
Should I buy Grayl UltraPress or Berkey Shower Filter?
Both have similar approval ratings (73% vs 69%), so focus on specific features, pricing, and what matters most to you.
What do Redditors love about Grayl UltraPress?
Reddit users highlight: Filters out viruses. Nice form factor. Easy to use. With 76 mentions and 73% approval, it's a well-regarded choice in the community.
What do Redditors say about Berkey Shower Filter?
Reddit users highlight: Not NSF certified. Subject to "gnarly lawsuits". Perceived as a "scam". With 239 mentions and 69% approval, it remains a popular alternative.
How many Reddit reviews were analyzed?
This comparison analyzed 315 Reddit comments: 76 about Grayl UltraPress and 239 about Berkey Shower Filter. Data was sourced from Water Filters community discussions.
How accurate are these ratings?
Our sentiment analysis is approximately 80-85% accurate compared to manual review. Well-discussed products with many mentions tend to have more reliable scores than niche items with fewer data points.
Why trust Reddit over professional reviews?
Reddit users bought products with their own money and have no incentive to mislead. You're seeing hundreds of real opinions across different use cases, not just one reviewer's take. This crowdsourced approach surfaces both common praise and recurring complaints.
314 Reddit opinions analyzed · Last updated 4/11/2026