Compare the Best Home Security Systems of 2026
Seven systems, one three-bedroom house, the same eight-sensor layout in each. We triggered every alarm ten times and timed how long the monitoring centre took to call, cut the power and the broadband to see what survived, then priced equipment plus three years of monitoring and read every contract for what happens when you want to leave.
Last Updated: Sep 2026Suggested home security systems for you
SSimpliSafe
Excellent
9.1
Median 30 seconds from alarm to the monitoring c...Learn More
We Recommend
RRing Alarm
Excellent
9.2
Cheapest three-year total of the monitored syste...Learn More
AAbode
Very Good
8.7
Only system here with proper Apple HomeKit suppo...Learn More
All 7
Diy home security systemHome security with camerasNo contract home securityCheapest Home Security MonitoringHome security for rentersSelf monitored home security
1
Ring Alarm (8-piece kit + Ring Home Premium) - The best cameras and doorbell in the category, professional monitoring for $20 a month, and Alexa built through the whole house Tested Aug 2026 by Team RankingRight
- Cheapest three-year total of the monitored systems at $969
- Camera and doorbell footage is clearly the best here
- No contract, equipment yours, works self-monitored for free
Excellent
9.2
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$249 · checked Sep 11
249 USD
19.99 USD/mo
2
SimpliSafe (The Foundation + Core monitoring) - The fastest monitoring response in our test, no contract, equipment you own, and an install that took under an hour Tested Aug 2026 by Team RankingRight
- Median 30 seconds from alarm to the monitoring centre calling — fastest here
- No contract; cancel any month and the equipment stays yours and keeps working
- Installed in 50 minutes with no tools beyond the adhesive strips
Excellent
9.1
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$279 · checked Sep 11
279 USD
21.99 USD/mo
3
Abode (Security Kit + Standard plan) - The system for people who want their alarm inside their own smart home: HomeKit, Z-Wave, Zigbee and a real automation engine, monitored or not Tested Aug 2026 by Team RankingRight
- Only system here with proper Apple HomeKit support
- Z-Wave and Zigbee radios talk to sensors and locks other systems ignore
- CUE automation engine is far beyond the competition
Very Good
8.7
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$279 · checked Sep 11
279 USD
21.99 USD/mo
4
Cove (8-piece + Cove Plus) - The cheapest monitored system here, with an InstaText alert that reaches you before the phone call and a touchscreen panel that talks you through setup Tested Aug 2026 by Team RankingRight
- $877 over three years — the lowest monitored total in the test
- 36-second median response, and a text lands in about 10 seconds
- Touchscreen panel walks you through installation step by step
Very Good
8.6
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$229 · checked Sep 11
229 USD
17.99 USD/mo
5
Arlo Home Security System (Multi-sensor kit + Arlo Secure) - One clever all-in-one sensor that detects motion, contact, water, smoke alarms and temperature — fewer devices on the wall, and cameras Arlo already does well Tested Aug 2026 by Team RankingRight
- One sensor type covers motion, door contact, water leak, smoke-alarm listening and temperature
- Cheapest kit here at $199, and the cameras are genuinely good
- Emergency response from the app even when the alarm has not sounded
Good
8.4
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$199 · checked Sep 11
199 USD
24.99 USD/mo
6
Vivint (Smart Home, financed) - The most capable hardware in the category — camera analytics that tell a person from a car, and a hub that runs locks, thermostats and garage doors Tested Aug 2026 by Team RankingRight
- Outdoor Pro camera identifies a lingering person and speaks to them — genuinely effective
- One hub controls locks, thermostat, garage and lighting properly
- Professional install and a well-built touchscreen panel
Fair
7.5
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$599 · checked Sep 11
599 USD
39.99 USD/mo
7
ADT (Professionally installed, 36-month) - A century-old monitoring network with professional installation, a six-month theft guarantee and the industry's widest police-response relationships Tested Aug 2026 by Team RankingRight
- 34-second median response from a network of redundant monitoring centres
- A technician installs, tests and explains the whole system
- Theft protection guarantee: up to $500 of your insurance deductible
Fair
7.2
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$599 · checked Sep 11
599 USD
49.99 USD/mo
Frequently asked questions about home security systems
Is professional monitoring worth the monthly fee?
It is the difference between your phone buzzing and someone calling the police while you are asleep or abroad. In our test the monitoring centres called within 30 to 62 seconds of an alarm. If you will reliably see and act on a phone alert, self-monitoring with a system like Ring or Abode saves $20 to $60 a month. If nobody is watching the phone, pay for monitoring.
Do I still need a landline?
No. Every system here reports over broadband with a cellular radio as backup, and all seven kept reporting when we unplugged the router. Battery backup ran from 4 to 24 hours with the power cut.
What happens to the equipment if I cancel?
With SimpliSafe, Ring, Abode and Cove you bought the equipment and it is yours; most keeps working in self-monitored mode. ADT and Vivint sell long financed agreements where the equipment is tied to the contract, and leaving early means paying out the balance. Read that clause before the installer arrives.
How do you test home security systems?
The same eight-sensor layout goes into the same three-bedroom house: entry sensors on three doors, four window or motion sensors, and a keypad. We trigger the alarm ten times at different hours and log the seconds to the monitoring centre's call. We cut mains power and broadband separately, test the app and automations, and price equipment plus 36 months of monitoring.
*Scores: Monitoring response 30 · Equipment & coverage 20 · Installation & app 15 · Contract terms 15 · Value 20; score = Σ ÷ 10, ties break on the earlier test date. Prices shown were checked on the date beside each and may change. Affiliate links are added only after a score is locked and can never change it. How we rank.
#1 Ring Alarm9.2 · $249
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