We've tested systems for more than 180 hours, including the latest kits and updates for 2026, and nothing beats SimpliSafe's starter kit as the top choice for the average homeowner. SimpliSafe's hardware packages start at $250 and go up to $734. However, we've observed that there are often deals that let you buy this security system for a discount. It's incredibly DIY friendly while also offering robust monitoring plans and sharp new AI features for those who want them. Anyone can install its compact sensors, including renters, thanks to the adhesive options. Our other options include kits for