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10 Best diagnostic test measurement tools of 2026

Save up to 28% off
  • Best Choice

    1

    Power Probe III Clamshell - [Car Automotive Diagnostic Test Tool, Digital Volt Meter, AC/DC Current Resistance, Circuit Tester] (Camo)
    Power Probe
    9.6
    Exceptional

    Power Probe III Clamshell - [Car Automotive Diagnostic Test Tool, Digital Volt Meter, AC/DC Current Resistance, Circuit Tester] (Camo)

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  • Value for Money

    2

    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
    FOXWELL
    9.5
    Excellent

    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

    • 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

  • 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
    9.4
    Excellent

    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

    Goniometer 12 inch 360° Clear Protractor Physical Therapy, for Medical Range of Motion Measurement Angle Ruler and Protractors Bulk for Classroom
    YAMHOHO
    9.2
    Excellent

    Goniometer 12 inch 360° Clear Protractor Physical Therapy, for Medical Range of Motion Measurement Angle Ruler and Protractors Bulk for Classroom

    20% Off
    • part number: YAMHOHO
    • color: Transparency-12in
    • item weight: 2.39 ounces
    • customer reviews:4.7 4.7 out of 5 stars 75 ratings 4.7 out of 5 stars
    • package dimensions: 11.06 x 2.28 x 0.28 inches

  • 5

    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
    9.0
    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
  • See Today’s Deals & Prices

  • 6

    Ezyaid PD Ruler with Instruction Manual - Pupillary Distance Ruler for Pupil Distance Measuring, PD Measurement Tool for Prescription Eyeglasses, Include Eye Care Tips
    Ezyaid
    8.9
    Very Good

    Ezyaid PD Ruler with Instruction Manual - Pupillary Distance Ruler for Pupil Distance Measuring, PD Measurement Tool for Prescription Eyeglasses, Include Eye Care Tips

  • 7

    FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
    FOXWELL
    8.8
    Very Good

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

    20% Off

  • 8

    GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT
    GEARWRENCH
    8.7
    Very Good

    GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT

    28% 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

  • 9

    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
    8.4
    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
    • 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

  • 10

    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
    8.3
    Good

    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

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