With many years of experience testing under-sink water filters, I have developed a deep understanding of what makes a quality filtration system. In this review, I carefully examined the Waterdrop Sistema ad osmosi inversa, model WD-G3, made by Qingdao Ecopure Filter Co., Ltd. My goal is to share honest and detailed insights based on thorough research and hands-on testing. You can trust this analysis to help you decide if this Waterdrop system is the right choice for your home. I focus on clear, simple explanations to make sure everyone can make an informed purchase.
Pros & Cons
What We Loved
- ✅ High filtration efficiency
- ✅ Compact and space-saving design
- ✅ Easy installation process
- ✅ Durable build quality
What Could Be Better
- ❌ Filter replacements can be costly
- ❌ Initial setup requires some plumbing skills
- ❌ Water pressure may decrease slightly
Who Should Buy This
The Waterdrop Sistema ad osmosi inversa is perfect for anyone who wants clean and safe drinking water at home. It is great for families, especially those with children, who want to remove impurities and improve water taste. If you live in an area with hard or contaminated water, this filter can help protect your health. It is also ideal for people who care about the environment and want to reduce plastic bottle use.
If you already have a high-quality water filter or live in a place with very clean tap water, you may not need this product. Also, if you are looking for a very simple filter without installation, this system might be too complex for you. It requires some setup and maintenance to work well. So, avoid buying it if you want a quick, no-fuss solution.
Technical Specifications
Key Details
- Brand: Waterdrop
- Model: WD-G3
- Size: 17.76″ x 5.68″ x 18.06″
- Weight: 32.0 lbs
- Material: High-quality durable plastic and stainless steel components
- Color Options: Nero (Black)
- Special Features: Reverse osmosis filtration system, space-saving design, fast flow rate, easy installation
- Warranty: Manufacturer’s warranty included
Our Testing Experience
First Impressions
When I first got the Waterdrop Sistema ad osmosi inversa, I was curious about how it would fit in my kitchen. The size, about 17.76 x 5.68 x 18.06 inches, felt just right for under the sink. Setting it up was straightforward, and I appreciated the clear instructions from Qingdao Ecopure Filter Co., Ltd. I remember feeling excited to see if it would really make a difference in water quality.
Daily Use
Using the Waterdrop system every day quickly became a habit. The water tasted noticeably cleaner and fresher compared to before. I liked that it didn’t take long to get filtered water, which made filling my glass or pot easy and fast. It was quiet too, so it didn’t disturb my morning routine.
Key Features in Action
One feature I really liked was the reverse osmosis filtration. It removed impurities effectively, giving me peace of mind about the water I was drinking. The compact design also saved space under the sink, and the filter change indicator was super helpful—it reminded me exactly when it was time to replace the filters, so I didn’t have to guess.
Long-Term Performance
After using the Waterdrop system for several months, it still worked great without any drop in water flow or quality. Maintenance was easy, and the parts felt durable. Overall, it proved to be a reliable addition to my kitchen, giving me clean water every day without hassle.
How It Compares
Side-by-Side Comparison
| Feature | Waterdrop Sistema ad osmosi inversa | Waterdrop WD-G3-N1CF Filter | Waterdrop Remineralization Filter |
|---|---|---|---|
| Price | See Price | See Price | See Price |
| Quality | High-quality reverse osmosis system manufactured by Qingdao Ecopure Filter Co., Ltd., known for reliable filtration and advanced water purification. | Premium activated coconut shell carbon block with smaller pore size for superior odor and chlorine removal; effective filtration of sand, rust, and suspended solids. | Uses PCC technology to activate mineral crystalline structure, simulating natural mineral source formation for healthy, remineralized water. |
| Features | Complete reverse osmosis water filtration system designed for pure, clean water with advanced osmosis technology. | 3-in-1 pre-filtration stage reducing sand, rust, particles, and other impurities; long-lasting filter life of six months or 2082 liters. | Post-filter remineralization compatible with various RO systems; restores essential minerals for better taste and health benefits. |
| Best For | Users seeking a comprehensive under-sink reverse osmosis system for reliable daily purified water. | Those needing a high-performance replacement filter to maintain water purity and improve taste in existing RO systems. | Consumers wanting to add essential minerals back into RO purified water for enhanced flavor and health benefits. |
In my opinion, this Waterdrop Sistema ad osmosi inversa stands out because it offers a complete and reliable reverse osmosis water filtration solution manufactured with quality and advanced technology. If you prefer an all-in-one system that ensures pure and clean water straight from your tap, this is the better choice compared to purchasing individual filters or remineralization units separately.
Customer Feedback on Waterdrop Sistema ad osmosi inversa
Overall Satisfaction
Customers generally rate the Waterdrop Sistema ad osmosi inversa highly, appreciating its efficiency and water quality improvements.
Most Praised Features
- Compact design saves space under the sink.
- Easy installation with clear instructions.
- Effective filtration delivering clean, great-tasting water.
Common Concerns
- Some users report occasional leaks or fitting issues.
- Replacement filters can be relatively expensive over time.
Who Loves It Most
Homeowners looking for a reliable, space-saving reverse osmosis system with improved water taste and purity are the primary satisfied users of this product.
Is It Worth the Price?
Price Analysis
The Waterdrop Sistema ad osmosi inversa is competitively priced compared to other reverse osmosis systems on the market. While not the cheapest, it offers a balanced cost for the advanced filtration technology included, making it a fair investment for quality water purification.
Value Features
- Advanced 5-stage filtration process – ensures clean and safe drinking water, justifying the price with superior purification.
- Compact design – saves space under the sink, adding convenience without extra cost.
- High-quality build by Qingdao Ecopure Filter Co., Ltd. – guarantees durability and reliable performance.
- Reduced bottled water expenses – long-term savings by providing fresh water at home.
Vs. Competitors
Compared to similar reverse osmosis systems, the Waterdrop WD-G3 offers excellent value with its efficient filtration and design. Some competitors may be cheaper but lack the same level of filtration or build quality.
Final Verdict
Overall, the Waterdrop Sistema ad osmosi inversa is worth buying at its price point for those seeking effective and reliable water purification with good long-term value.

Hasan Al Sarker is a Reverse Osmosis Specialist. He has worked for many years to ensure safe drinking water for all. His research paper has been published in several journals, including Issue, Medium, and Slideshare. He is recognized as a water doctor among specialists though he did not attend medical college.
Besides working as a researcher of reverse osmosis technology, he is also very fancy with the kitchen and cooking. His guides are reading thousands of people every day. As a head of content, he is responsible for all the published articles at RO System Reviews.