Waterdrop G5P700A Reverse Osmosis System Review
Product Overview
When you’re looking for a reliable way to ensure your household water is clean and healthy, the Waterdrop G5P700A Alkaline Mineral pH+ Reverse Osmosis Water Filter can be a strong contender. This system uses a high-precision 8-stage filtration process that removes contaminants such as chlorine, lead, heavy metals, and even PFAS compounds, making your tap water safer and better tasting. On top of that, it enhances water quality by adding essential minerals like calcium, magnesium, and potassium.
The Waterdrop G5P700A is tankless, which means it saves valuable space under your sink and offers a fast water flow rate of 700 gallons per day. Its smart LED faucet gives you useful real-time filter status. If you’re looking to upgrade your water purification experience, this model delivers advanced technology with space-saving design.

Waterdrop G5P700A Reverse Osmosis System
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Key Takeaways
- Advanced 8-stage RO filtration system removes a wide range of contaminants including lead, chlorine, and PFAS.
- Compact tankless design saves up to 70% under-sink space compared to traditional tank systems.
- High-speed 700 gallons per day flow rate ensures fast access to purified water.
- Some users find installation moderately challenging without professional help.
- Filter replacement notifications via smart LED might take some getting used to.
Why You Might Need Waterdrop G5P700A
If you’re concerned about the quality of your tap water, perhaps due to a strong chemical taste, unpleasant odors, or awareness of contaminants like lead or fluoride, a high-grade RO system can provide peace of mind. Maybe your household wants water that isn’t just purified but also remineralized to support better taste and health benefits. Or you might have limited under-sink space and need a sleek, compact filtration system that doesn’t involve bulky tanks. The Waterdrop G5P700A addresses these needs with advanced filtration, compact design, and mineral restoration.
First Impressions: What to Expect
Opening the box, you get a neatly organized package with the Waterdrop tankless filtration unit, a smart LED faucet, mounting hardware, and detailed instructions. The system’s modern design feels solid and thoughtfully engineered. It’s lighter and sleeker than conventional tank-based RO systems. The faucet has a clean look and is easy to install alongside your existing kitchen setup. The unit itself occupies less space, promising a tidy kitchen under your sink without sacrificing filter capacity or speed.
Specs at a Glance
Feature | Details |
---|---|
Filtration Stages | 8-stage reverse osmosis system |
Membrane Precision | 0.0001 micron RO membrane |
Water Flow Rate | 700 gallons per day (GPD) |
Tank Design | Tankless, space-saving |
Pure to Drain Ratio | Efficient 2:1 pure water to drain ratio |
Certifications | NSF/ANSI 372 certified |
Added Minerals | Calcium, magnesium, sodium, potassium |
Smart Features | LED faucet with filter status |

Tankless Compact Design
Design & Build Quality
The Waterdrop G5P700A’s design is clearly focused on modern kitchens and practical usability. Its tankless setup reduces the usual clutter—a major advantage if under-sink space is limited. The main filtration unit has a clean, smooth finish with no unnecessary bulk. Installation hardware and clear instructions help guide you through a process that is easier than many other RO systems but might still require some plumbing familiarity.
One verified user highlighted the build quality positively, saying the system “feels sturdy and well-crafted, with all connections fitting snugly.” The smart LED faucet not only adds a tech-forward feel but also keeps you updated on filter life, reducing guesswork.
Materials and fittings seem durable and corrosion-resistant. The filtration cartridges twist out easily for replacement, supporting hassle-free upkeep. This is a system that looks good and fits well while maintaining solid reliability expected from a certified product.
Real-World Performance
In daily use, the Waterdrop G5P700A really shines. Its fast filtration rate means you won’t be waiting for water to fill a glass. Busy households will appreciate the steady and quick access to clean water. A personal anecdote from a user mentions how filling a 6-ounce cup in just 6 seconds made a noticeable difference during morning rush hours.
Water purity tests show significant reductions in chlorine taste and odor, heavy metals, and other contaminants. Plus, the mineralization stage gives water a fresh, balanced taste—far from the flat flavor typical of many RO systems.
While most users report smooth operation, it’s worth noting that the advanced filtration setup requires occasional maintenance, such as timely filter replacements, which the LED indicator simplifies. This keeps performance consistent and avoids unexpected drops in water quality.

High-Speed Water Filtration
What Makes It Stand Out?
Compared to traditional RO systems like the APEC ROES-50 or the iSpring RCC7, the Waterdrop G5P700A differentiates itself with its tankless design and mineral-enhancing technology. Where many RO filters focus solely on purification, this model specifically adds back vital minerals to maintain a balanced pH and improve taste.
The APEC system often relies on bulky storage tanks, which can take up under-sink space. In contrast, the Waterdrop G5P700A’s tankless design frees up more room, making installation easier in tighter spaces.
Meanwhile, some systems like the iSpring RCC7 lack smart features. The Waterdrop’s LED faucet makes monitoring filter health simple, avoiding surprise replacements or faulty water quality.
This model also boasts a robust 700 GPD flow rate, faster than many competitors, ensuring plentiful purified water on demand. The efficient 2:1 pure-to-drain ratio reduces wasted water significantly, appealing to environmentally conscious users.
Strengths vs. Trade-Offs
✅ Strengths | ❌ Trade-Offs |
---|---|
8-stage precise filtration removes PFOA, lead, fluoride, chlorine, and more | Installation may be complex for beginners without plumbing skills |
0.0001μm RO membrane with added essential minerals improves water quality | Initial setup time can be longer than simpler filters |
Compact tankless design saves up to 70% under-sink space | Replacement filters have specific compatibility requirements |
Fast 700GPD flow fills a 6-ounce cup in 6 seconds | No built-in water storage, depends on continuous feed pressure |
Environmentally friendly 2:1 pure-to-drain ratio reduces water waste | Higher maintenance frequency compared to single-stage systems |

Clean & Compact Components
Who Is It For?
The Waterdrop G5P700A suits several types of users well. First, if you’re a health-conscious individual or family worried about contaminants or the taste of your tap water, this system ensures your water is filtered deeply and enhanced with minerals. Second, if your kitchen is small or you prefer a clutter-free space, the tankless design frees up a lot of room and installs neatly. Third, busy households benefit from its high-speed flow rate, ensuring clean water is always ready with minimal wait.
If you want a system that balances performance and design without the size and maintenance hassle of large tanks, this one fits perfectly. It’s ideal for anyone who wants convenience without compromising water purification quality.
Expert Advice to Maximize Results
To get the most from the Waterdrop G5P700A, regular maintenance is key. Replace the filters as recommended, and monitor the smart LED faucet notifications, so you never miss a service interval. Because the system is tankless, maintaining consistent water pressure from your supply is important for optimal flow rates.
When installing, double-check seals and connections to avoid leaks, especially if you’re a DIYer. If uncertain, professional installation may save time and ensure long-term reliability. Adding a pre-filter to your home’s water line, if you have very hard or sediment-heavy water, can prolong the RO system’s filter lifespan.
Lastly, consider using the alkaline water for cooking and drinking to enjoy the mineral benefits fully.

Maximize Your RO System’s Lifespan
FAQ
Q: How often do the filters need replacement?
A: The filters generally need changing every 6-12 months depending on water usage and quality. The smart LED faucet helps you know when it’s time.
Q: Can I install this RO system myself?
A: Many users do with basic plumbing skills. The package includes instructions and hardware. However, professional installation is recommended if you’re unsure.
Q: Does the system add minerals to the water?
A: Yes, it adds key alkaline minerals like calcium, magnesium, sodium, and potassium to improve taste and pH balance.
Q: What is the pure-to-drain water ratio?
A: It uses a 2:1 ratio, meaning for every two gallons of purified water, one gallon is sent to drain, which is more efficient than many other RO systems.
Q: How does the tankless design affect water pressure?
A: The system relies on consistent incoming water pressure but delivers rapid purified water without the need for a storage tank.
Q: Is this system certified?
A: Yes, it holds NSF/ANSI 372 certification, ensuring lead-free construction materials and safe water standards.
Verdict
The Waterdrop G5P700A Reverse Osmosis System stands out with its advanced 8-stage filtration, mineral-enhancing technology, and sleek tankless design. It delivers fast, high-quality purified water while saving your valuable under-sink space. If you want an efficient, modern filtration system that blends convenience with thorough contaminant removal and mineral restoration, this model is worth serious consideration.
