Compare Security Systems Prices
Comparing prices on 635 security systems across Amazon, Best Buy, Walmart, and other major US retailers. Prices range from $27 to $347. Top brand: Ring. 5 products are currently discounted below their list price. Every price is refreshed regularly so you can compare retailers and buy at the lowest price available today.
Arlo Home Security System - Alarm System with Wired Keypad Sensor Hub, 5 8-in-1 Sensors & Yard Sign - No Contract Required - DIY Installation - White, SS1501
$239.00
Ring Alarm 5-Piece Kit (newest model), Wireless smart home or business security system, expandable, easy setup, Mobile App Control, 24/7 Professional Monitoring, Alexa Compatible
$89.88All Security Systems (635)
![Hiseeu [16CH Expandable] 2.4G/5G Wireless Pro Security Camera System, 10.1" LCD 8MP Monitor, Wired Plug-in Powered 4Pcs 5MP Outdoor Indoor Cameras, One-Way Audio, Waterproof, Motion Detection, 1TB HDD](/_next/image?url=https%3A%2F%2Fimages-na.ssl-images-amazon.com%2Fimages%2FI%2F71sj-tWTvhL.jpg&w=640&q=75)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the retailer's site at the time of purchase will apply.
Frequently Asked Questions About Security Systems
How many security systems does BestPriceScanner track?
We currently track 635 security systems with prices ranging from $27 to $347. Popular brands in this category include Ring, SimpliSafe and Arlo. Every product is refreshed regularly across Amazon, Best Buy, Walmart and EcoFlow.
What is the cheapest Security System right now?
The lowest-priced security system we're tracking starts at $27. Sort by "Price: Low to High" above to see the most affordable options first. Keep in mind that prices change frequently, so what's cheapest today may shift tomorrow.
Are security systems cheaper on Amazon or Best Buy?
Neither retailer is consistently cheaper. Amazon often wins on Ring, SimpliSafe and Arlo products, but Best Buy runs exclusive promotions and open-box deals that can beat Amazon's price. Walmart occasionally has the lowest price on popular models. That's why we compare all three in one place so you don't have to check each site separately.
How many security systems are on sale right now?
Right now, 5 security systems are at a reduced price below their list price. Look for the green "Save" badge on product cards above. You can also sort by "Biggest Discount" to see the largest discounts first.