10 Best ph meters of 2025

Save up to 30% off

Best Choice

1

Apera Instruments
Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy, Lcd display
Main highlights

High Accuracy and Versatile Range
Accuracy: 0.01 pH, range: -2.00 to 16.00 pH, 32 to 122 F, 0 to 50 C; automatic temperature compensation ensures accurate readings in various conditions.

Ideal for Multiple Applications
Suitable for pools, spas, hydroponics, environmental monitoring, cooling towers, beverages, and more; includes complete kit with calibration solutions, storage solutions, and a rugged portable case.

Easy Calibration and Usage
Customers praise the easy and quick calibration process, the informative display features, and the overall ease of use of the pH meter.
9.6

Exceptional

Our Rating

9.9
worth the money

9.5
clearly written

9.1
Simple to use
How do we rank?

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Value for Money

2

AC Infinity

AC Infinity pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools
9.4

Excellent

Our Rating
3

Vorago

pH Meter, TDS/pH/Temperature 3-in-1 pH Meter for Water, 0-14 pH Measurement Range Digital pH Meter, 0.01 High Precision Water Quality Digital pH Tester with ATC, pH TDS Test Meter for Drinking Water

26% Off
9.3

Excellent

Our Rating
4

Apera Instruments
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy
Main highlights

Accurate pH Measurement
Ensures precise readings with auto-calibration and temperature compensation.

Versatile Use Cases
Ideal for gardening, aquariums, pools, and laboratory settings.

Praised Display Feature
Large, easy-to-read LCD display for quick results.
9.0

Excellent

Our Rating

9.3
Instruction

9.1
clearly written

8.9
Durability
5

VIVOSUN
VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Yellow Blue, UL Certified

15% Off
Main highlights

Comprehensive Testing Capability
The VIVOSUN Digital Meter Kit offers reliable pH and TDS testing for aquariums, pools, and hydroponics.

Ideal for Home and Lab Use
Perfect for household, lab, and aquarium pH and TDS monitoring.

Ease of Use and Calibration
Customers praise its simplicity and easy calibration process, making it user-friendly.
8.8

Very Good

Our Rating

8.4
worth the money

8.0
clearly written

8.0
Simple to use
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6

MEXYBE

2024 All-New pH Meter for Water - High Accuracy Digital pH Tester (0.01 Precision) with UL Certification and 3 pH Calibration Powders - Ideal for Home Water, Hydroponics, Aquariums, Pools, and More

30% Off
8.7

Very Good

Our Rating
7

Ruolan
PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium
Main highlights

Compact and Accurate Design
Mini size allows easy portability while offering high accuracy of 0.01 pH for reliable measurements.

Versatile Testing Scenarios
Ideal for testing pH in pools, aquariums, drinking water, and hydroponics, ensuring quality in various environments.

Praised for Consistency
Customers appreciate its consistent results once properly calibrated, enhancing trust in its performance.
8.6

Very Good

Our Rating

8.7
worth the money

8.0
Simple to use

8.0
clearly written
8

YAMRON
4-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Backlight LCD Display Soil Test Meter for Gardening, Farming and Outdoor Plants
Main highlights

4-in-1 Functionality
Measures soil moisture, pH, temperature, and sunlight for optimal plant care.

Ideal for Gardening and Farming
Perfect for garden, farm, potted plants, and succulents.

Easy-to-Read Display
Large, backlit LCD screen with swivel for convenient reading.
8.5

Good

Our Rating
9

SONKIR
SONKIR Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Green)

15% Off
Main highlights

3-in-1 Functionality
Measures soil moisture, pH, and sunlight levels without batteries.

Ideal for Gardeners
Perfect for garden, lawn, farm, indoor and outdoor plant care.

User-Friendly Design
Highly praised for ease of use and clear readings.
8.4

Good

Our Rating

9.3
Durability

8.0
Simple to use

8.0
clearly written
10

VIVOSUN

VIVOSUN Digital pH Meter, 0.01pH High Accuracy Pen Type pH Tester for Hydroponics, Household Drinking, Pool and Aquarium, UL Certified
8.2

Good

Our Rating

8.0
clearly written

8.0
Simple to use

8.0
worth the money

10 Best ph meters of 2025

1

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy, Lcd display

9.9

9.5

9.1

How do we rank?

How do we rank?

Analyzing top stores

2

AC Infinity pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools

3

pH Meter, TDS/pH/Temperature 3-in-1 pH Meter for Water, 0-14 pH Measurement Range Digital pH Meter, 0.01 High Precision Water Quality Digital pH Tester with ATC, pH TDS Test Meter for Drinking Water

4

APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

9.3

9.1

8.9

5

VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Yellow Blue, UL Certified

8.4

8.0

8.0

6

2024 All-New pH Meter for Water - High Accuracy Digital pH Tester (0.01 Precision) with UL Certification and 3 pH Calibration Powders - Ideal for Home Water, Hydroponics, Aquariums, Pools, and More

7

PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium

8.7

8.0

8.0

8

4-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Backlight LCD Display Soil Test Meter for Gardening, Farming and Outdoor Plants

9

SONKIR Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Green)

9.3

8.0

8.0

10

VIVOSUN Digital pH Meter, 0.01pH High Accuracy Pen Type pH Tester for Hydroponics, Household Drinking, Pool and Aquarium, UL Certified

8.0

8.0

8.0

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