Sort by:
Editors' Choice
Avg. User Rating
Number of Ratings
Popularity
Price: Low to High
Price: High to Low
9.9
1
WATERDROP
9.9
Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under...
Ease of installation
Functionality
Taste
Water quality
Space saving
Design
Picked by 153 people today!
Picked by 153 people today!
9.9
1
Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under...
WATERDROP
Ease of installation
Functionality
Taste
Water quality
Space saving
Design
9.7
2
SIMPURE
9.7
SimPure Y7P-BW UV Countertop Reverse Osmosis Water Filter, NSF/ANSI 58 Certified, 4 Stage RO Water Filtration System, Water Pur...
Taste
Functionality
Ease of use
Water quality
Value for money
Water filter
9.7
2
SimPure Y7P-BW UV Countertop Reverse Osmosis Water Filter, NSF/ANSI 58 Certified, 4 Stage RO Water Filtration System, Water Pur...
SIMPURE
Taste
Functionality
Ease of use
Water quality
Value for money
Water filter
9.6
3
WATERDROP
9.6
Waterdrop 15UA Under Sink Water Filter System, Reduces Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Conn...
Ease of installation
Taste
Works well
Water filter
Value for money
Smell
9.6
3
Waterdrop 15UA Under Sink Water Filter System, Reduces Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Conn...
WATERDROP
Ease of installation
Taste
Works well
Water filter
Value for money
Smell
9.4
4
SIMPURE
9.4
SimPure Q3-600 Tankless Reverse Osmosis System, Under Sink Water Filter System 600 GPD, 7 Stage RO Water Filtration, NSF/ANSI 5...
Ease of installation
Taste
Quality
Works well
Water quality
Compactness
9.4
4
SimPure Q3-600 Tankless Reverse Osmosis System, Under Sink Water Filter System 600 GPD, 7 Stage RO Water Filtration, NSF/ANSI 5...
SIMPURE
Ease of installation
Taste
Quality
Works well
Water quality
Compactness
9.3
5
SIMPURE
9.3
SimPure Alkaline UV Reverse Osmosis System, NSF/ANSI 58 Certified, Tankless RO Water Filter System 400 GPD, pH+ Remineralizatio...
Ease of installation
Works well
Taste
Value for money
Water quality
Space saving
9.3
5
SimPure Alkaline UV Reverse Osmosis System, NSF/ANSI 58 Certified, Tankless RO Water Filter System 400 GPD, pH+ Remineralizatio...
SIMPURE
Ease of installation
Works well
Taste
Value for money
Water quality
Space saving
9.1
6
WATERDROP
9.1
Waterdrop TSU 0.01μm Ultra-Filtration Under Sink Water Filter System, 3-Stage Tankless Undersink Water Filtration with Faucet, ...
Ease of installation
Taste
Design
Water quality
Works well
Filter quality
9.1
6
Waterdrop TSU 0.01μm Ultra-Filtration Under Sink Water Filter System, 3-Stage Tankless Undersink Water Filtration with Faucet, ...
WATERDROP
Ease of installation
Taste
Design
Water quality
Works well
Filter quality
8.9
7
WATERDROP
8.9
Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water F...
Ease of installation
Taste
Value for money
Water quality
Functionality
Water filter
8.9
7
Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water F...
WATERDROP
Ease of installation
Taste
Value for money
Water quality
Functionality
Water filter
8.8
8
WATERDROP
8.8
Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces C...
Water filter
Taste
Functionality
Fit
Ease of use
Water capacity
8.8
8
Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces C...
WATERDROP
Water filter
Taste
Functionality
Fit
Ease of use
Water capacity
8.7
9
ZEROWATER
8.7
ZeroWater 22-Cup Ready-Read 5-Stage Water Filter Pitcher Dispenser with 5-Stage 0 TDS Zero Water Filter – IAPMO Certified to Re...
Water quality
Ease of use
8.7
9
ZeroWater 22-Cup Ready-Read 5-Stage Water Filter Pitcher Dispenser with 5-Stage 0 TDS Zero Water Filter – IAPMO Certified to Re...
ZEROWATER
Water quality
Ease of use
8.6
10
WATERDROP
8.6
Waterdrop Water Filter Pitcher with 1 Filter, 200-Gallon Long-Life, 10-Cup Large Water Filter Pitcher, NSF Certified, 5X Times ...
Taste
Works well
Filter speed
Ease of use
Value for money
Water quality
8.6
10
Waterdrop Water Filter Pitcher with 1 Filter, 200-Gallon Long-Life, 10-Cup Large Water Filter Pitcher, NSF Certified, 5X Times ...
WATERDROP
Taste
Works well
Filter speed
Ease of use
Value for money
Water quality
Our Top Choice
9.9
1
WATERDROP
9.9
Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under...
Ease of installation
Functionality
Taste
Water quality
Space saving
Design
Picked by 153 people today!
Picked by 153 people today!
9.9
1
Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under...
WATERDROP
Ease of installation
Functionality
Taste
Water quality
Space saving
Design