AZ Provider Comparison

QuickStart vs Intoxalock: Which IID Is Better in Arizona?

For Arizona drivers, QuickStart wins on rating, cost, and AZ-specific expertise. Here's the full comparison.

Clear Winner for AZ

QuickStart

QuickStart outperforms Intoxalock in Arizona on every key metric — higher rating, lower monthly cost, cheaper installation, and better customer service. Intoxalock's only advantage is nationwide availability if you relocate.

At a Glance

QuickStart

Winner (AZ)
4.4/5 rating
150+ AZ locations
$70-90/month
  • Lower monthly and installation cost
  • AZ MVD specialist — knows AZ rules
  • Higher customer satisfaction rating

Intoxalock

Runner-up
3.8/5 rating
3,000+ national locations
$80-100/month
  • Available nationwide (good if relocating)
  • Higher monthly cost in AZ
  • Mixed customer service reviews

Feature-by-Feature Comparison

FeatureQuickStartIntoxalock
AZ Service Locations150+100+
State CoverageArizona onlyAll 50 states
Monthly Cost$70-90$80-100
Installation$0-70$75-150
AZ MVD ExperienceSpecialistGeneral
Customer Rating4.4/53.8/5
Customer ServiceHighly ratedMixed reviews
Cancellation FeesLowReported high

The Bottom Line

Choose QuickStart if:

  • You're staying in Arizona for your entire requirement period
  • You want to save money on monthly fees and installation
  • You want an AZ specialist with local expertise

Choose Intoxalock if:

  • You plan to relocate out of AZ during your requirement period
  • No QuickStart location is convenient to you

Other Comparisons

QuickStart vs Smart Start

How does QuickStart compare to the national leader?

Intoxalock vs Smart Start

National providers head-to-head

Sources

Comparison based on provider websites, AZ MVD data, and customer reviews as of March 2026.Last updated: March 20, 2026

  1. 01
    Arizona MVD - Interlock Installers and IID/Provider Complaint Form
    azdot.gov · MVD-authorized providers, including QuickStart and Intoxalock; 77-90 day calibration
  2. 02
    Arizona MVD FAQ - How often do I need to get my interlock checked and calibrated?
    azdot.gov · Calibration proof due to MVD at least every 90 days
  3. 03
    Intoxalock - Ignition Interlock Cost in Arizona
    intoxalock.com · Intoxalock monthly lease pricing in Arizona
  4. 04
    NHTSA - Ignition Interlocks: What You Need to Know (DOT HS 811 883)
    nhtsa.gov · How interlock programs, costs and vendor oversight work

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