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10 Best diagnostic test measurement tools of 2026

Save up to 25% off
  • Best Choice

    1

    FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission, Check Engine Code Reader for Cars and Trucks, Diagnostic Scan Tool with SRS Airbag, Automotive Diagnostic Tool with Live Data
    Clicked 641 times
    in the last week
    FOXWELL
    9.8
    Exceptional

    FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission, Check Engine Code Reader for Cars and Trucks, Diagnostic Scan Tool with SRS Airbag, Automotive Diagnostic Tool with Live Data

    18% Off
    • is discontinued by manufacturer:‎No
    • product dimensions:‎7.68 x 3.54 x 1.18 inches
    • manufacturer part number:‎NT604 ELITE
    • item weight:‎2.79 pounds
    • customer reviews:4.3 4.3 out of 5 stars 4,432 ratings 4.3 out of 5 stars
  • Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
    Careful review Our team ensures quality, value, and fit based on real user feedback
    Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
    Real users impact
    • Thousands of users trust our site daily
    • Based on millions of stores and reviews
    • Shoppers influence our rankings
  • Value for Money

    2

    FOXWELL OBD2 Scanner Diagnostic Tool NT604, ABS/SRS/Transmission/Check Engine Code Reader for Cars and Trucks, 2026 diagnostic scanner for all vehicles, EN/ES Ver., Lifetime Update, Live Data, AutoVIN
    FOXWELL
    9.7
    Exceptional

    FOXWELL OBD2 Scanner Diagnostic Tool NT604, ABS/SRS/Transmission/Check Engine Code Reader for Cars and Trucks, 2026 diagnostic scanner for all vehicles, EN/ES Ver., Lifetime Update, Live Data, AutoVIN

    20% Off Limited Time Deal
    • is discontinued by manufacturer:N/A
    • product dimensions: 7.68 x 3.54 x 1.18 inches
    • manufacturer part number: NT604Elite-b
    • item weight: 2.27 pounds
    • customer reviews:4.4 4.4 out of 5 stars 156 ratings 4.4 out of 5 stars

  • 3

    ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)
    ANCEL
    9.6
    Exceptional

    ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

    25% Off

  • 4

    FIXD Bluetooth OBD2 Scanner for iPhone & Android - Diagnostic Scan Tool for Repairs and Car Buying - Check Engine Code Reader & Enhanced Codes - (1 Pack w/Free 14-Day FIXD Premium Bundle)
    FIXD
    9.4
    Excellent

    FIXD Bluetooth OBD2 Scanner for iPhone & Android - Diagnostic Scan Tool for Repairs and Car Buying - Check Engine Code Reader & Enhanced Codes - (1 Pack w/Free 14-Day FIXD Premium Bundle)

    • is discontinued by manufacturer: No
    • product dimensions: 4.85 x 2.52 x 4.2 inches
    • manufacturer part number: 723120297371
    • item weight: 0.96 ounces
    • customer reviews:4.1 4.1 out of 5 stars 25,159 ratings 4.1 out of 5 stars

  • 5

    FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
    FOXWELL
    9.3
    Excellent

    FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

    20% Off
  • See Today’s Deals & Prices

  • 6

    GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT
    GEARWRENCH
    9.2
    Excellent

    GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT

    22% Off
    • is discontinued by manufacturer:N/A
    • product dimensions:‎3.4 x 2.1 x 0.9 inches
    • manufacturer part number:‎GWSMARTBT
    • item weight:‎3.87 ounces
    • customer reviews:4.0 4.0 out of 5 stars 476 ratings 4.0 out of 5 stars

  • 7

    FOXWELL NT301 Plus 2-in-1 OBD2 Scanner Car Battery Tester, Code Reader Diagnostic Tool with Live Data & Check Engine Light, Without a Mechanic, Save Hundreds, Works on 1996+ Vehicle Cars Trucks
    FOXWELL
    8.9
    Very Good

    FOXWELL NT301 Plus 2-in-1 OBD2 Scanner Car Battery Tester, Code Reader Diagnostic Tool with Live Data & Check Engine Light, Without a Mechanic, Save Hundreds, Works on 1996+ Vehicle Cars Trucks

    20% Off Limited Time Deal 00:00:00
    • is discontinued by manufacturer: No
    • product dimensions: 3.7 x 1.26 x 5.71 inches
    • manufacturer part number: NT301 Plus
    • item weight: 1.32 pounds
    • customer reviews:4.4 4.4 out of 5 stars 1,672 ratings 4.4 out of 5 stars

  • 8

    Autel AP200(HT200) Bluetooth OBD2 Scanner, Code Reader with Full Systems Diagnoses and 19 Service Functions, Mini Size Version of MK808 Diagnostic, Vehicle Scan Tool for iPhone & Android Devices
    Autel
    8.7
    Very Good

    Autel AP200(HT200) Bluetooth OBD2 Scanner, Code Reader with Full Systems Diagnoses and 19 Service Functions, Mini Size Version of MK808 Diagnostic, Vehicle Scan Tool for iPhone & Android Devices

    • is discontinued by manufacturer:N/A
    • product dimensions: 2.33 x 1.91 x 0.97 inches
    • manufacturer part number: Autel-AP200-US
    • item weight: 1.12 ounces
    • customer reviews:4.2 4.2 out of 5 stars 669 ratings 4.2 out of 5 stars

  • 9

    Autel PowerScan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, Duty Cycle, & 20FT Extension Cord, for 99% Cars
    Autel
    8.5
    Good

    Autel PowerScan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, Duty Cycle, & 20FT Extension Cord, for 99% Cars

    • product dimensions: 1.97 x 1.97 x 1.97 inches
    • color: Red and black
    • item weight: 3.01 pounds
    • item model number: Autel Circuit Tester Small
    • best sellers rank: 11,874 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 15 in Circuit Testers

  • 10

    2026 Upgraded Universal Car Motor Diagnostic Tool, Car Scanner Diagnostic Tool Scanner and Battery Tester, Check Engine Light, Evap Test, Cranking & Charging System Test for Cars Motorcycle (1PC)
    SGRTNN
    8.3
    Good

    2026 Upgraded Universal Car Motor Diagnostic Tool, Car Scanner Diagnostic Tool Scanner and Battery Tester, Check Engine Light, Evap Test, Cranking & Charging System Test for Cars Motorcycle (1PC)

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