KENT Grand Star RO Water Purifier Review | Features, Pros, Cons, Price & Performance
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Finding a reliable and advanced water purifier is essential for every modern Indian household. The KENT Grand Star RO Water Purifier is one of the brand’s premium models designed to offer multi-stage purification, mineral retention, digital purity monitoring, and more. If your home receives water from mixed sources like borewell, tanker, or municipality, this purifier promises exceptionally clean and healthy drinking water.
In this detailed review, we cover its features, performance, advantages, drawbacks, buying suitability, and final verdict.
⭐ Overview of KENT Grand Star RO Water Purifier
The KENT Grand Star is a high-end RO water purifier equipped with RO + UV + UF + TDS Control + Alkaline + Copper + UV in Tank purification. This combination ensures pure, mineral-rich, alkaline, and bacteria-free drinking water.
It is designed for families who want premium purification, zero water wastage, and technologically advanced features such as a digital purity display.
🛠️ KENT Grand Star Key Features (Highlighted)
Here are the most important features of this purifier:
🔹 1. Multi-Stage Purification
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RO (Reverse Osmosis) – Removes dissolved salts, heavy metals, chemicals.
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UV (Ultraviolet) – Kills viruses and bacteria.
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UF (Ultrafiltration) – Removes cysts and larger impurities.
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TDS Controller – Retains essential minerals.
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Alkaline Filter – Increases water pH for better taste & health.
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Copper Enrichment – Adds the benefits of copper in purified water.
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UV in Storage Tank – Keeps stored water safe from recontamination.
🔹 2. Digital Purity Display
A smart display shows:
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Real-time purity
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Filter life
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Water quality
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Purification status
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Maintenance alerts
🔹 3. Zero Water Wastage
The system recirculates reject water back to overhead tanks, ensuring almost no water is wasted.
🔹 4. Auto-Flush System
Automatically rinses the RO membrane to:
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Avoid scaling
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Increase membrane lifespan
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Improve purification efficiency
🔹 5. Large 9-Litre Storage Tank
Perfect for medium to large families and areas with frequent power cuts.
🔹 6. Food-Grade ABS Body
Built from high-quality plastic that is durable, hygienic, and long-lasting.
🔹 7. High Purification Capacity
Purifies approximately 20 litres per hour, suitable for continuous water demand.
🔹 8. SMPS Voltage Protection
Built-in voltage stabilizer protects the purifier from electrical fluctuations.
🔹 9. Low Maintenance Design
Leak-proof fittings and durable RO membrane housing reduce maintenance issues.
🔹 10. Mineral & pH Balance
Delivers water that is:
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Pure
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Mineral-rich
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Slightly alkaline
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Better-tasting
⚙️ Technical Specifications – At a Glance
| Specification | Details |
|---|---|
| Purification Technology | RO + UV + UF + TDS + Alkaline + Copper |
| Storage Capacity | 9 Litres |
| Purification Capacity | Up to 20 L/hr |
| Body Material | Food-Grade ABS |
| Zero Water Wastage | Yes |
| Digital Display | Yes |
| Power Consumption | Approx. 60W |
| Suitable Water Sources | Borewell, Tanker, Municipal |
| Warranty | 1-year product + free service support |
🧪 Performance Review
⭐ Water Purity Quality
The KENT Grand Star excels in providing:
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Clean, crystal-clear water
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Perfectly balanced TDS
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Good mineral retention
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Better taste thanks to alkaline & copper features
Even water with very high TDS becomes palatable and safe.
⭐ Storage & Flow
The 9-litre storage ensures uninterrupted supply even during:
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Low water pressure
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Electricity cuts
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High consumption periods
The fast purification rate keeps the tank full without long waiting times.
⭐ Taste of Water
The combination of TDS control + copper + alkaline filter results in:
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Slightly sweet taste
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Improved freshness
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Better pH balance
Users consistently report improved drinking experience.
⭐ Ease of Use
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Digital display helps monitor purity
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Push-fit fittings reduce leaks
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Auto-flushing minimizes manual maintenance
💡 Advantages of KENT Grand Star (Pros)
✔ 1. Advanced multi-stage purification ensures complete safety
It eliminates chemicals, microbes, dissolved salts, heavy metals, and contaminants.
✔ 2. Mineral retention produces healthier water
Unlike older RO models, this purifier retains essential minerals.
✔ 3. Alkaline water provides additional health benefits
Higher pH water may help with:
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Digestion
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Hydration
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Neutralizing acidity
✔ 4. Copper-enriched water is beneficial for immunity
✔ 5. Zero water wastage makes it eco-friendly
✔ 6. Beautiful digital display adds convenience
✔ 7. UV sterilization in the tank keeps stored water fresh
✔ 8. Durable design reduces long-term costs
✔ 9. High purification capacity suits medium & large families
✔ 10. Trusted brand reliability
⚠️ Disadvantages of KENT Grand Star (Cons)
❌ 1. Higher upfront cost than basic RO purifiers
It is a premium model with advanced features.
❌ 2. Annual maintenance costs can be significant
RO membrane + filters may need periodic replacement.
❌ 3. Requires electricity for operation
Although storage is available, purification needs power.
❌ 4. Installation space required
Wall space or countertop space is necessary.
❌ 5. Multiple filters mean more components to maintain
🏡 Who Should Buy KENT Grand Star?
This purifier is ideal for:
✔ Homes with high TDS water (borewell/tanker)
✔ Families wanting mineral-rich & alkaline water
✔ Homes needing zero-water-wastage systems
✔ Users looking for advanced digital monitoring
✔ Medium to large families
✔ Anyone who prioritizes water quality & taste
🚫 Who Should Avoid It?
❌ People seeking a budget-friendly RO purifier
❌ Homes with very low TDS/municipal-only water
❌ Users who prefer minimal maintenance systems
🧼 Maintenance Tips for Longevity
To keep your KENT Grand Star in the best condition:
🔹 Replace filters on time
🔹 Clean the storage tank periodically
🔹 Use pre-filtration if your water has high sediments
🔹 Check TDS settings every few months
🔹 Get servicing from authorized technicians
🔹 Ensure RO waste recirculation is functioning
These steps enhance purification quality and system lifespan.
📝 Final Verdict: Is KENT Grand Star Worth Buying?
Yes — the KENT Grand Star is an excellent RO water purifier for homes needing advanced purification and long-term reliability.
You get:
⭐ Excellent water quality
⭐ Mineral-rich & alkaline water
⭐ Copper enhancement
⭐ Zero water wastage
⭐ Digital purity display
⭐ UV protection in storage
⭐ Durable design
It is slightly premium-priced, but the technology, purification efficiency, and health benefits justify the investment.
If you want a feature-packed, modern, highly effective purifier for your family, KENT Grand Star is a great choice.
