Comparison Full specification of (तुलना) waterpurifier Proven ‎Nexon Black Pro VS Havells DigiTouch VS LG WW151NPR RO+UV to find which is better.

VS
VS
Color Coding : Best Better Ok

₹6999.00

₹13999.00

₹21980.00
Proven ‎Nexon Black Pro
₹6999.0
Havells DigiTouch
₹13999.0
LG WW151NPR RO+UV
₹21980.0
*MAJOR DIFFERENCES* RANK 38 RANK 39 RANK 72
VALUE FOR MONEY Best Ok Better
Reasons to Consider
PROS 12 Liter Tank
Alkaline+Copper+RO+UV+UF+TDS Adjuster
6Liter Tank
RO+UV+Alkaline
Touch Screen
8Liter Stainless Steel Tank
RO+In Tank UV
Mineral Booster
Brand
Name Proven Havells LG
Launch
Launch Month August-2024 Nov-2022 March-2020
Water Filter Type
Type Alkaline+Copper+RO+UV+UF+TDS Adjuster RO+UV+Alkaline RO+UV
Purifying Technology
Stages 7 8 6
External Pre-Filter Required Required Required
Sediment Filter Yes Yes Yes
Carbon Filter Activated Carbon Present in Pre RO and Post RO Yes
Reverse Osmosis(RO) Yes Yes Yes
Mesh Filter Yes Yes Yes
UltraViolet(UV) UV In Tank Germicidal UV-C In Tank UV
Micro Filter(MF) UF Ultra Fine Yes No
Copper Charged RO Yes No No
Membrane Type Thin-film composite spiral wound Thin-film composite spiral wound Thin-film composite spiral wound
Mineral Charger Yes Yes Mineral Booster with calcium (Ca) and magnesium (Mg)
Taste Adjuster Yes Alkaline Water No
Special Alkaline Filtration : Incorporates zinc and copper filters to balance pH levels Alkaline Water 8+pH
Revitalizer Cartridge
Dual Protection Stainless Steel Stank
ReFill Kit
Price ₹1500 ₹4000 ₹4200
Output Purified Water
TDS Reduction 90% minimum 90% minimum 90% minimum
Purified Water Flow Rate 15 Liter/Hour 15 Liter/Hour 10 Liter/Hour
Tank Capacity 12Liters 6Liters 8Liters
Hot Water No No No
Purification Capacity 5000Liters 6000Liters 6000Liters
Input Water Requirments
Total Dissolved Solids(TDS) upto 2500mg/liter upto 1000mg/liter upto 800mg/liter
Total Hardness 100 mg/liter maximum 600 mg/liter maximum 0.2 mg/liter maximum
Iron 0.1 mg/liter maximum 0.3 mg/liter maximum 0.1 mg/liter maximum
Turbidity 1NTU maximum 5NTU maximum 5NTU maximum
pH range 6.5 to 8.5 6.5 to 8.5 6.5 to 8.5
Pressure Rating 30PSI 42PSI 42PSI
Body
Height 49cm(19.3inch) 48.4cm(19.1inch) 50.6cm(19.9inch)
Width 38cm(15.3inch) 361cm(14.2inch) 36.5cm(14.4inch)
Depth 21cm(8.3inch) 22.2cm(8.7inch) 28.3cm(11.1inch)
Weight 6.5Kg 9kg 9.2kg
Mounting Wall mount / Table top Wall mount / Table top Wall mount / Table top
User Interface
LED Yes Yes Yes
Digital Display No Touch Screen
iProtect purification monitoring
Cartridge life indicator
No
General
External Filter Life 3months 3000Liters 3months
Carbon/RO/Sediment Filter Life 1Year 6000Liters 1Year
UV Lamp Life 5000hours 12000Liters or 2 years -
Frame Food safe | non-toxic | engineering-grade plastics Food safe | non-toxic | engineering-grade plastics Food safe/non-toxic/engineering-grade plastics
Power 60Watts 35Watts 60Watts
Pump Type 24V DC 24V DC 24V DC
Input Voltage 100-240V 100-240V 100-240V
Package Content MAIN UNIT, PROVEN WARRANTY CARD, INSTALLATION KIT Water Purifier
Installation Kit
Purifier
Tap
Food Grade Pipes
3-Way Connector|Screws|Valves
Digital Sterilizing care kit
Warranty
Warranty 1Year 1Year Comprehensive 1year on Product and 10 year on steel tank
Installation
Installation Charges ₹650 Free Free
Piping Kit Pricing List Pricing List Pricing List
Special
Special 12Liter Tank 6Liter Tank
RO+UV+Alkaline
Touch Screen
Stainless Steel Tank
In Tank UV
Mineral Booster
Product Page
Amazon Shop Proven ‎Nexon Black Pro Havells DigiTouch LG WW151NPR RO+UV

10 Best waterpurifier 2025

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ADVISE : Test your water TDS source before buying a Water Purifier. Buy a TDS meter to check for same.
TDS level Required Water Purifier
TDS is less than 200 UV, UF
TDS is greater than 200 RO
TDS is greater than 2000 Domestic Water Purifier cannot be used.
Buy a water softening solution.

TDS & PPM Meter for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics.

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