Comparison Full specification of (तुलना) waterpurifier Blue Star Aristo RO+UV+UF VS Havells DigiTouch VS LG WW151NP RO+UV to find which is better.

VS
VS
Color Coding : Best Better Ok

₹9999.00

₹15500.00

₹21790.00
Blue Star Aristo RO+UV+UF
₹9999.0
Havells DigiTouch
₹15500.0
LG WW151NP RO+UV
₹21790.0
*MAJOR DIFFERENCES* RANK 36 RANK 37 RANK 71
VALUE FOR MONEY Best Ok Better
Reasons to Consider
PROS 7Liter Tank
Cheaper Refill Kit
Taste Adjuster
External Sediment Filter
6Liter Tank
RO+UV+Alkaline
Touch Screen
8Liter Stainless Steel Tank
RO+In Tank UV
Brand
Name Blue Star Havells LG
Launch
Launch Month July-2022 Nov-2022 March-2020
Water Filter Type
Type RO+UV RO+UV+Alkaline RO+UV
Purifying Technology
Stages 6 8 5
External Pre-Filter Yes Yes Yes
Sediment Filter Yes Yes Yes
Carbon Filter Copper Activated Carbon Filter.Present in Pre Sediment and Post RO Present in Pre RO and Post RO Yes
Reverse Osmosis(RO) Yes Yes Yes
Mesh Filter Yes Yes Yes
UltraViolet(UV) Yes Germicidal UV-C In Tank UV
Micro Filter(MF) UF Ultra Fine Yes No
Copper Charged RO No No No
Membrane Type Thin-film composite spiral wound Thin-film composite spiral wound Thin-film composite spiral wound
Special Aqua Taste Booster Alkaline Water 8+pH
Revitalizer Cartridge
Dual Protection Stainless Steel Stank
ReFill Kit
Price ₹2500 ₹4000 ₹4200
Output Purified Water
TDS Reduction 90% minimum 90% minimum 90% minimum
Purified Water Flow Rate 12 Liter/Hour 15 Liter/Hour 10 Liter/Hour
Tank Capacity 7Liters 6Liters 8Liters
Purification Capacity 6000Liters 6000Liters 6000Liters
Input Water Requirments
Total Dissolved Solids(TDS) upto 2000mg/litre upto 1000mg/liter upto 800mg/liter
Total Hardness 500 mg/liter maximum 600 mg/liter maximum 0.2 mg/liter maximum
Iron 0.3 mg/liter maximum 0.3 mg/liter maximum 0.1 mg/liter maximum
Turbidity 5NTU maximum 5NTU maximum 5NTU maximum
pH range 6.5 to 8.5 6.5 to 8.5 6.5 to 8.5
Pressure Rating 40PSI 42PSI 42PSI
Body
Height 45cm(17.7inch) 48.4cm(19.1inch) 50.6cm(19.9inch)
Width 34.5cm(13.6inch) 361cm(14.2inch) 36.5cm(14.4inch)
Depth 20.5cm(8.1inch) 22.2cm(8.7inch) 28.3cm(11.1inch)
Weight 8kg 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
Frame Food safe | non-toxic | engineering-grade plastics Food safe | non-toxic | engineering-grade plastics Food safe/non-toxic/engineering-grade plastics
Power 35Watts 35Watts 60Watts
Pump Type 24V DC 24V DC 24V DC
Input Voltage 100-240V 100-240V 100-240V
Special
Special 7Liter Tank
Cheaper Refill Kit
Taste Adjuster
External Sediment Filter
6Liter Tank
RO+UV+Alkaline
Touch Screen
Stainless Steel Tank
In Tank UV

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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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