Best Emissions Analyzers (April 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

NEXPEAK OBD2 Scanner, NX501 Enhanced OBD II Auto Code Reader, Car Diagnostic ...

9.8
CPR Score
Top 2

FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBDII Diagnosti...

9.8
CPR Score
Top 3

OBD2 Scanner OBD Car Diagnostic Tool Code Reader Obdii Scanners Universal Car...

9.7
CPR Score
Tips


Our team has analyzed 20 products of different brands, including ACDelco, CRC, Autel, OTC, innova, Lang Tools, NEXPEAK, Qiilu, udiag, CUTULAMO, ROMACK, Amzmall, FECAMOS, FOXWELL And YPLANG. The following list of top 14 best Emissions Analyzers is selected for the customers by analyzing and comparing different features.

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Emissions Analyzers Rated by CherryPicks

Market Overview
Emissions Analyzers Reviewed
  • Reviews Analyzed: 12,866 Items
  • CPR Avg. Rating: 9.2 / 10
14 Products Evaluated
  • Highest Price: $7,399.95
  • Lowest Price: $0.01
  • Avg. Price: $640.82
Price Disclaimer

Top 14 Emissions Analyzers on Amazon (Verified You can Buy)

Top 1

NEXPEAK OBD2 Scanner, NX501 Enhanced OBD II Auto Code Reader, Car Diagnostic Scan Tool Vehicle Check Engine Light Analyzer for All OBDII Vehicles After 1996

NEXPEAK
OBD2 Scanner
7.75 x 3.9 x 1.4 Inches
1.5 Pounds
  • Manual: English

Ratings for NEXPEAK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
NEXPEAK Tech -

Features

【Professional Car Code Reader】 NEXPEAK NX501 obd2 scanner is an enhanced auto scanner that you can not only check all engine related fault codes, find out what caused the check engine light comes on, turn-off Malfunction Indicator Lamp (MIL), locate bad O2 sensor, but also can monitor car battery health status, remind you when the battery need to be replaced. It’s a perfect scan tool helps you to determine if your car need to be repaired and avoid blind maintenance, saves your time and money.
【Wide Array of Compatibility】 Accurately read and erase error codes on all OBD2 protocol vehicles with a 16 PIN interface (KWP2000, ISO9141, J1850 VPW, J1850 PWM and CAN). The NEXPEAK NX501 automobile diagnostic is compatible with most US vehicles that are model year 1996 or later – including sedans, SUVs, light trucks, and 12V diesels. This is a plug-and-play engine diagnostic code reader (both generic and manufacturer specific codes) – no extra batteries or apps required.
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FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBDII Diagnostic Scan Tool

FOXWELL
NT201
4.7 x 3.0 x 0.8 Inches
0.0006 Pounds
  • Menu: English

Ratings for FOXWELL (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
OBDZON 4,638

Features

👍【Turn off Check Engine Light】+【Easy to Use-Plug & Play】The FOXWELL Obd2 scanner NT201 is capable of scanning trouble codes, which enables you to figure out what's wrong with your car to avoid an expensive trip to the mechanic. Then this automotive code reader will clear fault code and turn off the check engine light. Moreover, car code reader also read live data and retrieves the VIN of your vehicle. It's a good engine diagnostics code reader for your essential automotive diagnostic needs!
✅【One-Click I/M Readiness】+【A Must Have for Quick Smog Check】This FOXWELL scanner NT201 enables you to do a quick smog check to confirm if your car could pass the e-mission test. The Red-Yellow-Green LEDs and build-in speaker offers a visual and audible indication that your vehicle is ready for the smog test. FOXWELL NT201 code scanner---The better item to have before the annual inspection. 🎁Great idea for your friends, husband, and family.
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Top 3

OBD2 Scanner OBD Car Diagnostic Tool Code Reader Obdii Scanners Universal Cars Code Reader Scan Directly Check Engine Light MIL Error Meaning Read Erase Fault Codes Identify Vehicle I/M VIN CID CVN

udiag
cr600
2.56 x 0.71 x 4.53 Inches
0.7 Pounds

Ratings for udiag (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Autotool Tech -
UDIAG-US -

Features

[EASY TO USE]---CR600 obd2 scanner no battery required, just plug with the DLC then paly. The Up and Down button for scrolling the menu, the Enter and Exit button allow for navigation back and entering menu. Built in DTC lookup library can directly let you know what the fault code meaning.
[SAVE MONEY AND TIME] ---CR600 car code reader must be a spared tool in your car, it can quickly read and erase DTC (engine fault codes) when the MIL is illuminated, and this process only take 1-3 minutes. It's not worth driving to your local garage or parts shop for a scan and possibly get an unnecessary sales pitch.
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Top 4

OBD2 Scanner Car Code Reader: Automotive Diagnostic Tool Check Engine Light with Reset Emission Tester Smog Check O2 Sensor Vehicle Scantool

YPLANG
317

Ratings for YPLANG (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
YPLANG -

Features

UNIVERSAL COMPATIBILITY - This OBD2 scanner supports nine standard protocols of OBDII, and works on most 1996 US, 2000 Europe & Asian cars and Newer.
TURN CHECK ENGINE LIGHT OFF - Quickly read and erase stored emission-related codes, pending codes and show code definitions. Turns off the MIL (Malfunction Indicator Lamp), helps in resetting the monitor before taking it to Smog, can tell you what is going on before bringing the car in for repair, saves you the trips to your mechanic.
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Top 5

CRC Pass SMOG Test

CRC
5063

Ratings for CRC (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
auto | care -

Features

QUALITY ASSURED
Top 6

Autel MaxiSys MS908CV Truck Scanner: 2023 Heavy Duty Diagnostic Tool MaxiSys CV for Semi Commercial Truck, J2534 ECU Coding, All System Diagnosis, Active Test, 48 Service as MS909CV, Elite II, Snap-on

Autel
A
25.51 x 17.01 x 7.52 Inches

Ratings for Autel (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Jason Tools -

Features

【2022 Specially for Heavy-Duty Vehicles】Here we present you the Autel Maxisys CV+J2534, a high-end diagnostic tool tailored for commercial vehicles such as semi-trucks, light-duty trucks, buses, construction vehicles, agricultural vehicles and supports 100+ brands. The official updates can always keep the scan tool up with the trends so as to meet the needs of workshops and pro mechs. As an official authorized Autel scanner, stick to the old rules, 365 days QA and 24/7 technical support.
【25 Service + 23 Adaptation Functions】Get the right tool Maxisys CV + J2534, get the things done. In total we’ve packed 25 service functions such as Oil Reset, SAS Rest, ABS Reset, for normal passenger cars and 23 adaption functions such as O2 Sensor Calibration, DPF Regeneration, Fuel Pressure Adaptation, for commercial vehicles. And those functions work perfectly for the 99% of commercial vehicles, for instance Freightliner, Kenworth, Peterbilt, International, Volvo, etc.
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Top 7

Autel Scanner

Autel
12.1653 x 8.8583 x 1.378 Inches

Ratings for Autel (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Jason Tools -
Top 8

Innova 3595 Replacement Metal Inductive Pickup Lead Set

innova
3595
5.8 x 2.6 x 1.9 Inches
0.5 Pounds

Ratings for innova (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Lead set is constructed with durable coaxial cable and metal inductive pickup that accommodates up to 10mm plug wires
Fit type: Universal Fit
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Top 9

Car Diagnostic Scanner, Qiilu Car Diagnostic Scanner, Car Diagnostic Scanner On-Board Diagnostics2 CAN Automobile Fault Detector Code Reader Equipment D900 Universal

Qiilu
0.3937 x 0.3937 x 0.3937 Inches
1.1244 Pounds

Ratings for Qiilu (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Qiilu -

Features

▲Practicality--------- DTC is a code stored by the vehicle's onboard computer system in response to vehicle problems. The code is related to a specific problem, consists of a 5-digit alphanumeric sequence, and is used as a guide to help you locate the fault to repair the vehicle. Can provide great convenience for your use.
▲Exquisite craftsmanship --------- The car diagnostic scanner is manufactured in strict accordance with the original factory standards, with stable performance, and supports various fault code requests, general codes, pending codes and manufacturer specific codes. Using scanning tools can help prevent expensive engine failures in the future and identify problems when buying and selling used cars.
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Top 10

Lang Tools TU-15-2A Diesel Compression Adapter (M10 x 1.00- Glow Plug)

Lang Tools
TU-15-2A
6.1 x 3.1 x 2.2 Inches
0.15 Pounds

Ratings for Lang Tools (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Package Dimensions: 15.494 cms (L) x 7.874 cms (W) x 5.588 cms (H)
Product Type: Auto Accessory
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Top 11

NEXPEAK Professional OBD2 Scanner NX501 with Brake Fluid Tester Pen

NEXPEAK

Ratings for NEXPEAK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
NEXPEAK Tech -

Features

OBDII Professional Quality Auto Scanner: The NEXPEAK NX501 is an enhanced OBD II professional auto scanner that allows you to check all engine related fault codes, troubleshoot check engine light alerts, turn-off the Malfunction Indicator Lamp (MIL), and locate bad O2 sensors. It also empowers you to proactively monitor car battery health status, alerting you when it’s time to replace your battery. It’s the perfect scan tool for fixing and maintaining your car, helping you save time and money.
Brake Fluid Tester: Quickly and conveniently to check the quality of the brake fluid, read the results in seconds and let you know it the brake fluid need to be change or not. Keep safe driving.
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Top 12

Lang Tools TU-15-5 Diesel Compression Adapter (M12 x 1.25, M18 x 1.50- Glow Plug)

Lang Tools
TU-15-5

Ratings for Lang Tools (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

For use with Lang TU-15 Diesel Compression Tester
For applications with either M12 x 1.25 or M18 x 1.50 thread pitch
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Top 13

OTC RM1020CPCL Diesel Emission Smoke Check Tester

OTC
RM1020CPCL

Ratings for OTC (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Fleets can determine immediately if the truck will pass state standards and interstate emission programs
Completely portable, all components in one case, there is no PC, one person can do the entire test
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Top 14

ACDelco GM Original Equipment 84640878 Differential Case

ACDelco
84640878
15.12 x 11.38 x 11.38 Inches
11.64 Pounds

Ratings for ACDelco (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Auto Accessory Depot -
World Parts Direct -

Features

Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
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Top 10 Emissions Analyzers - Verified to Buy (Apr. 2024)

Top 10 Emissions Analyzers Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • NEXPEAK
  • FOXWELL
  • udiag
  • YPLANG
  • CRC
  • Autel
  • innova
  • Qiilu
  • Lang Tools
  • OTC

Top 10 Emissions Analyzers Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 OBDZON 1,099 4.9
🥈 Autotool Tech 586 4.8
🥉 World Parts Direct 435 4.7
4 Qiilu 417 4.7
5 Amazon.com 385 4.7
6 Auto Accessory Depot 140 4.1
7 auto | care 87 4.3
8 Amzmall 34 4.7
9 NEXPEAK Tech 21 4.9
10 YPLANG 16 4.8
View or download top Emissions Analyzers seller & rating report
OBDZON [1099] Autotool Tech [586] World Parts Direct [435] Qiilu [417] Amazon.com [385] Auto Accessory Depot [140] auto | care [87] Amzmall [34] NEXPEAK Tech [21] YPLANG [16] OBDZON 34% Autotool Tech 18% World Parts Direct 14% Qiilu 13% Amazon.com 12% Auto Accessory Depot 4% auto | care 3% Amzmall 1% NEXPEAK Tech 1% YPLANG 0%

[Get] Emissions Analyzers Deals (✅Exclusively for Prime)

What does "Amazon Fulfilled" Mean?

Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.

When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime Emissions Analyzers Deals

What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Tools & Equipment supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Emissions Analyzers to buy for new April 2024?

CherryPicks’s Methodology for Evaluating Emissions Analyzers

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Tools & Equipment items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 20 of Emissions Analyzers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Emissions Analyzers for Tools & Equipment, We found that most customers choose Emissions Analyzers with an average price of $640.82, and the top brands are ACDelco, CRC, Autel, OTC, innova, Lang Tools, NEXPEAK, Qiilu, udiag, CUTULAMO, ROMACK, Amzmall, FECAMOS, FOXWELL And YPLANG. 

Then our expert-level editors reviewed all those quality items and selected the top 14 Emissions Analyzers for you, We have researched hundreds of sellers and picked the top sellers for Tools & Equipment, including OBDZON, Autotool Tech, World Parts Direct, Qiilu, Amazon.com, Auto Accessory Depot, auto | care, Amzmall, NEXPEAK Tech, YPLANG, 723GAS29-US And Penwuyor-US. The NEXPEAK OBD2 Scanner, NX501 Enhanced OBD II Aut... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 2,941 consumers with an average rating of 4.6.

We've helped a lot of satisfied users get the right Automotive product based on their needs, and save lots of time for them to pick Emissions Analyzers to buy.


Written By Craig Hill

Christian Buccho is a mechanic in love with automotive repairs. He will be sharing his experience with us an automotive repairer over the years. He will not only provide us with informative articles, he would also be providing us with hands-on reviews on automotive parts.