Top 10 Best Co2 Meter 2022

Last Update:

Are you looking for Co2 Meter Reviews? Our experts found 54411 number of feedback online for "Co2 Meter" and shortlisted them. This suggestions is created for those looking for their ideal Co2 Meter. On selected products for the Best Co2 Meter you will see ratings. The rating matrix we have generated is based on user ratings found online. Take a look -

Best Co2 Meter
Disclaimer: As An Amazon Associate I Earn From Qualifying Purchases.
NoProductScoreAction
1Air Quality Monitor Indoor9.8
2Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester9.6
3CO2Meter RAD-0301 Mini CO2 Monitor9.6
4Carbon Dioxide 0-5000ppm IAQ Indoor Air Quality CO2 detector Controller Monitor Meter grow room tent Relay Function and NDIR Sensor Probe photocell Human Plant Mode for Green House Home Office Factory9.2
5CO2Meter AZ-0004 Indoor Air Quality CO2 Meter9
6Air Quality Monitor for CO29
7Basic CO2 Meter by Forensics - AB841 Compliant for Classrooms - USB Power & Battery - 10 Year Life - Air Quality CO2 Monitor - for Gyms8.8
8Inkbird ICC-500T CO2 Controller CO2 Meter Carbon Dioxide Controller for Grow Room and CO2 Generator8.8
9GZAIR Indoor Air Quality Monitor – Carbon Dioxide8.6
10Hydrofarm APCEM2 Autopilot Desktop CO2 Monitor & Data Logger8.4

Comparison Chart for Best Co2 Meter

Our team scanned 54411 reviews before putting any suggestions for the Co2 Meter in this article.

Table Of Content:

1. Air Quality Monitor Indoor

Air Quality Monitor Indoor, CO2 Detector, 6-in-1 Air Pollution Carbon Dioxide Detector with PM2.5/1/10, Temperature, Humidity Professional Sensor Real Time Reading, CO2 Alarm Meter
  • Know The Air Around You】: The air quality tester has built-in advanced Infrared (NDIR) & laser scattering detection sensors designed to accurately track air quality including CO2, PM2.
  • 10 hours+ long standby & Auto Alarm Function】: The built-in 2000 mAh battery can provide more than 10 hours of standby time when fully charged, in addition to real-time power through the included usb charging cable, this enables long-term monitoring of air quality level.
  • 8inch Instant Readout】: Professional sensors require a sampling time of only 1.
  • Portable CO2 Detector】: A portable detector the size of a palm, is easy to carry and can detect the gas quality in bedroom, living room, kitchen, office, car, school, hotel, campground and other environments.
  • Easy Operation & Customer Service】: Just one button operation to switch on/off, with a detailed instruction manual, in addition, if you have any questions about our products and services, please feel free to contact us any time, we are always committed to providing you with quality products and services!.

2. Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester

Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester
  • Triple displays of CO2 level, Temperature (°F/ °C) and Humidity (Air, Wet Bulb, or Dew Point Info are all available).
  • Stable NDIR Sensor for CO2 Detection.
  • Sound Warning Alarm notifies operator when CO2 levels reach or exceed a preset threshold
  • Power Supplied by Battery (Included) or 9V Adaptor .
  • Measuring Range:CO2: 0~9999ppm,(2001~9999 out of scale), Resolution : 1ppm,0.1°C/°F, 0.1%RH

3. CO2Meter RAD-0301 Mini CO2 Monitor

CO2Meter RAD-0301 Mini CO2 Monitor, White
  • Mini desktop Co2 monitor
  • 3 different led show current indoor air quality
  • Power via usb port or 120Vac wall plug (wall plug not included)
  • Indicator light alarm levels can be adjusted by user
  • Connect to pc with free software to log Co2 levels over time

4. Carbon Dioxide 0-5000ppm IAQ Indoor Air Quality CO2 detector Controller Monitor Meter grow room tent Relay Function and NDIR Sensor Probe photocell Human Plant Mode for Green House Home Office Factory

Carbon Dioxide 0-5000ppm IAQ Indoor Air Quality CO2 detector Controller Monitor Meter grow room tent Relay Function and NDIR Sensor Probe photocell Human Plant Mode for Green House Home Office Factory
  • FEATURES: low drift NDIR CO2 sensor, Auto day/night detection, big LCD display with real time value, Monitoring & Controlling CO2 value in Greenhouse or residential, programmable CO2 control value & zone value, advance human and plant mode available.
  • APPLICATION: 1.
  • SIZE: LCD 47 x 104 mm; Meter 158 x 106 x 50 mm; Sensor 124 x 33 x 26 mm with 4.5 meter long cable
  • CHART DISPLAY: adjustable time scale (week/day/hour/min/auto), Auto Max.
  • ACCURACY LEVEL: CO2 below 3000ppm ±50ppm or ±5% of reading, whichever is greater / CO2 above 3000ppm ±7% of reading.

5. CO2Meter AZ-0004 Indoor Air Quality CO2 Meter

CO2Meter AZ-0004 Indoor Air Quality CO2 Meter, Temperature and Relative Humidity, White
  • Provides accurate information about the quality of air in your home, office or greenhouse
  • Continuously measures carbon dioxide, temperature and relative humidity
  • Self-calibrating, no moving parts to wear out
  • Just plug it into a wall socket — the TIM10 turns on instantly
  • Measure CO2: 0-10,000ppm – Temperature: 0-120F – %RH: 20-99.9%

6. Air Quality Monitor for CO2

Air Quality Monitor for CO2, CO2 Meter, Temperature, Humidity, Air Gas Detector for Home Office Car Gym, Easy Calibration, Carbon Dioxide Detector
  • REAL-TIME MONITORING:This carbon dioxide detector can accurately monitor CO2 concentration, air quality, environmental humidity, and temperature in real-time.
  • EXQUISITE APPEARANCE:This co2 monitor is simple in design, light in weight, easy to carry, 3.
  • CALIBRATION AVAIABLE: NDIR CO2 sensor supports easy calibration.
  • DIFFERENT USAGE SCENARIOS: ​The portable smart carbon dioxide detector can help us detect the carbon dioxide content in the living room, kitchen, bedroom, office, school, car, hotel, travel, camping, party, etc.
  • WHAT DO YOU GET:PTH-5 CO2 detector*1 ;English user manual*1; USB data cable* 1.

7. Basic CO2 Meter by Forensics - AB841 Compliant for Classrooms - USB Power & Battery - 10 Year Life - Air Quality CO2 Monitor - for Gyms

Basic CO2 Meter by Forensics | AB841 Compliant for Classrooms | USB Power & Battery | 10 Year Life | Air Quality CO2 Monitor | for Gyms, Offices, Classrooms, Home and Car |
  • USES: A simple, accurate yet stylish CO2 monitor for Grow Room, Incubator, Beer, Hydroponics, Home and Car.
  • ACCURATE: Made using advanced NDIR sensor technology to detect as low as 1ppm & 10 year life.
  • Battery: Li-Ion battery powered with USB recharge up to 8 hours operation.
  • Simple: Easy to use, not complex, a basic and accurate CO2 monitor.
  • TRUST: ** 1 year limited warranty ** 100% quality guaranteed **

8. Inkbird ICC-500T CO2 Controller CO2 Meter Carbon Dioxide Controller for Grow Room and CO2 Generator

Inkbird ICC-500T CO2 Controller CO2 Meter Carbon Dioxide Controller for Grow Room and CO2 Generator, with CO2 Sensor for Home Grower (CO2 Controller + S01 Sensor)
  • Double Outlets】Pls plug CO₂ regulator or generator into WORK1, exhaust fan into WORK2.
  • Programmable】Controls the CO2(ppm) within the desired range and supports calibration and alarms
  • Plug-n-play】The CO2 controller will turn on/off the device when reaches the desired CO2(ppm) level.
  • Digital Display】Both the measured CO2 and the desired CO2 are (ppm)displayed on the CO2 Controller
  • Reliable】CE&FCC certificated. S01 Sensor is suitable for home growing and HVAC Equipment.

9. GZAIR Indoor Air Quality Monitor – Carbon Dioxide

GZAIR Indoor Air Quality Monitor – Carbon Dioxide, Temperature & Humidity, Smart Wi-Fi CO2 Detector, NDIR Sensor, 400-5000 PPM, Rechargeable Battery, Data Logger, Wall Mountable for Home, School
  • 3-IN-1 Multi-Function: Measure CO2, Temperature, and Humidity, with high accuracy NDIR sensor, 4-color visual indication for CO2 levels.
  • Wi-Fi Connection & APP Remote Control: Connect via 2.
  • Real-Time Notification: Sound Warning Alarm on the device when CO2 levels reach or exceed a preset threshold.
  • Auto-Calibration: To ensure the accuracy of the CO2 sensor, make sure it is placed in a ventilated environment for 24 hours before being used for the first time.
  • Power Supply: Built-in 1400mAh Li-Ion rechargeable battery-powered up to 8 hours operation.

10. Hydrofarm APCEM2 Autopilot Desktop CO2 Monitor & Data Logger

Hydrofarm APCEM2 Autopilot Desktop CO2 Monitor & Data Logger, Data, White/Blue
  • CARBON DIOXIDE METER: Autopilot APCEM2 Desktop CO2 Monitor and Data Logger Monitors carbon dioxide, relative humidity, and temperature of your grow room or greenhouse on a clear LED screen.
  • MEMORY: Digital memory chart shows and records stats over an adjustable 24-hour or 7-day period; The trend chart shows variable Min/Hr/Day/Wk for readings of CO2/RH/Temperature.
  • SENSOR & ALARM: 2-channel low drift NDIR gas sensor and audible alarm for low or high CO2 levels
  • OPERATING TEMPERATURES: Operates in temperatures 32 to 122 degrees F; Operating and storage relative humidity (RH): 0-95%, noncondensing.
  • FUNCTIONALITY: Features multiple hanging options with the hook-and-loop fastener along the back that attaches to an external battery pack (battery pack not included); Green power supply is compatible with a standard smartphone charger; Dimensions (L x W x D): 4.

How To Choose The Best Co2 Meter

Does the thought of finding a great Co2 Meter stress you out? Has your mind been juggling between choices when it comes to buying Co2 Meter in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Co2 Meter for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Co2 Meter. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Co2 Meter in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Co2 Meter currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Co2 Meter brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Co2 Meter based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Co2 Meter before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Co2 Meter they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Co2 Meter, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Co2 Meter before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Co2 Meter will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Co2 Meter if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Co2 Meter on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Co2 Meter on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Co2 Meter featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

Leave a comment:

Leave a comment: