Best Smart Home Deals Today: Robot Vacuums, Smart Locks & More (Up to 47% Off)

Sunday’s smart home deals bring some of the steepest discounts we’ve seen this week, with every price verified on the retailer’s product page this morning. Here are five standout picks from Best Buy and Walmart, spanning robot vacuums, smart locks, thermostats, smart lighting, and outdoor cameras.

iRobot Roomba 105 Robot Vacuum

iRobot’s LiDAR-equipped robot vacuum with multi-surface cleaning and self-charging — a dependable all-rounder for hands-off floor care.

$159.00 (was $299.99 — 47% off) at Best Buy. Buy at Best Buy

Kwikset Halo Wi-Fi Smart Deadbolt

A Wi-Fi smart lock with touchscreen, app control, and a physical key backup — no hub or bridge required.

$149.00 (was $205.00 — 27% off) at Best Buy. Buy at Best Buy

Google Nest Thermostat (Snow)

Google’s programmable smart thermostat that helps cut heating and cooling costs, with simple app and voice control.

$99.99 (was $129.98 — 23% off) at Walmart. Buy at Walmart

Philips Hue 75″ Play Gradient Lightstrip

The 75-inch Hue Play gradient lightstrip blends multiple colors along its length — the go-to pick for TV backlighting and immersive movie nights.

$229.99 (was $329.99 — 30% off) at Best Buy. Buy at Best Buy

Arlo Essential Outdoor Security Camera 2K (3rd Gen) — 4-Camera Bundle

Arlo’s 2025 third-generation wireless outdoor cameras with 2K resolution, in a Best Buy-exclusive 4-camera bundle with a yard sign.

$149.99 (was $199.99 — 25% off) at Best Buy. Buy at Best Buy

Prices change frequently — double-check the price on the product page before buying. Some Best Buy listings in this roundup are fulfilled by marketplace sellers, so review shipping details at checkout. Prices shown in USD.