NC Provider Comparison
Monitech vs Smart Start: Which IID Is Best for NC Drivers?
Monitech is North Carolina's most-used ignition interlock provider with 25+ years of state experience. Here's how they compare to Smart Start for NC drivers.
Our Pick for NC
Monitech
For North Carolina drivers, Monitech's local expertise, dense in-state network, and deep knowledge of NCDMV requirements give it an edge. Smart Start is an excellent fallback if there's no Monitech location near you.
At a Glance
Monitech
Winner (NC)- NC's most-used IID provider
- 25+ years of NC NCDMV experience
- Camera included (NC state requirement)
Smart Start
Runner-up- Best-in-class mobile app
- Highly rated customer support
- Fewer NC locations than Monitech
Feature-by-Feature Comparison
| Feature | Monitech | Smart Start |
|---|---|---|
| Service Locations (NC) | 200+ | 100+ |
| State Coverage | North Carolina only | All 50 states |
| Monthly Cost | $75-95 | $70-90 |
| Installation | $0-75 | $0-99 |
| Calibration | Included | Included |
| NC NCDMV Experience | 25+ years | General |
| Mobile App | Good | Excellent |
| Customer Support | 24/7 | 24/7 (highly rated) |
| Camera (NC required) | Included | Available |
| Customer Rating | 4.5/5 | 4.4/5 |
NC Service Locations
Monitech has a denser service network within North Carolina than any national provider. Their 200+ NC locations are specifically trained in NCDMV compliance requirements.
Monitech: 200+ NC locations
Exclusively focused on NC — every technician is trained in state-specific requirements. Strong presence across all major NC metros and rural areas.
Smart Start: 100+ NC locations
Part of their national 2,200+ network. Well-rated service in major NC cities. Fewer rural locations than Monitech.
Cost Comparison
| Cost Type | Monitech | Smart Start |
|---|---|---|
| Installation | $0-75 | $0-99 |
| Monthly Lease | $75-95 | $70-90 |
| Calibration | Included | Included |
| Removal | $50-75 | $50-100 |
| 12-Month Estimate | $975-1,215 | $890-1,179 |
Smart Start is slightly cheaper monthly. Monitech often wins on installation. Total cost is comparable — check current promotions from both.
Mobile App
Monitech App
- Appointment scheduling
- Test history and reports
- NC-specific compliance tracking
Smart Start App ✓
- App rated 4.5+ in app stores
- Device status and alerts
- Best app experience in the industry
The Bottom Line
Choose Monitech if:
- You want the provider most experienced with NC NCDMV requirements
- There's a Monitech location convenient to you
- You prefer a local NC-focused provider
- You want a provider that handles the camera requirement seamlessly
Choose Smart Start if:
- No Monitech location is convenient to you
- You want the best mobile app experience
- You may relocate out of NC during your requirement period
Other Comparisons
Sources
Comparison based on provider websites, NC NCDMV data, and customer reviews as of March 2026.Last updated: March 20, 2026
- 01NCDMV - Ignition Interlock Devicesncdot.gov · NCDMV list of interlock providers, including Monitech and Smart Start
- 02NHTSA - 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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