Question 1

Which is better, GUARDLINE 500-Ft Wireless Driveway Alarm or Dakota Alert DCPA-4000 Wireless Alarm?

Accepted Answer

Based on our testing, the GUARDLINE 500-Ft Wireless Driveway Alarm scores higher overall at 8.7/10. The GUARDLINE 500-Ft Wireless Driveway Alarm scored 8.7/10 and the Dakota Alert DCPA-4000 Wireless Alarm scored 7.8/10 in our Best Fence Alarms and Sensors 2026 evaluation.

Question 2

Is the GUARDLINE 500-Ft Wireless Driveway Alarm worth it over the Dakota Alert DCPA-4000 Wireless Alarm?

Accepted Answer

The GUARDLINE 500-Ft Wireless Driveway Alarm scores 8.7/10 while the Dakota Alert DCPA-4000 Wireless Alarm scores 7.8/10. The GUARDLINE 500-Ft Wireless Driveway Alarm is our "Best Overall" pick in the Best Fence Alarms and Sensors 2026 category.

GUARDLINE 500-Ft Wireless Driveway Alarm vs Dakota Alert DCPA-4000 Wireless Alarm: Which to Buy?