This bundle, which includes a Blink Outdoor 4 Camera and a Blink Battery Doorbell 2K+, is down 76% from its $130 price at Amazon. The Battery Doorbell 2K+ delivers 2K resolution with a head-to-toe field of view, while the Outdoor 4 covers the perimeter at 1080p; both run on AA lithium batteries rated for up to two years per charge and require no wiring. Person and vehicle detection alerts require a paid Blink subscription, sold separately. Buy Now at Amazon

This Arlo Essential indoor camera is $9.99, down from its $18 regular price, and matches its all-time low on Amazon. It includes two-way audio, night vision, and a 130-degree field of view for monitoring a room, pet, or baby. Buy Now at Amazon

At Amazon, get this myQ Garage Plug-in 2K Smart WiFi Camera for $28. It's the best price Amazon has charged for this model. It records 2K video with night vision and a 130° wide-angle lens, and it's rated to work in temperatures from -4°F to 122°F. The magnetic base allows for tool-free mounting on any metal surface in the garage. Buy Now at Amazon

This certified refurbished Arlo Essential 2K camera is $24, down from $100. It includes built-in spotlight and siren features for deterring intruders, along with mobile alerts and live video viewing through the Arlo Secure app. The listing also includes a two-year warranty through Allstate. Buy Now at eBay

eBay has certified refurbished security cameras from brands like eufy, Reolink, Blink, and Arlo at up to 50% off. Deals include the eufy SoloCam S3 Solar Wireless Security Camera for $89.99, down from $199.99, and the Reolink TrackMix PoE 4K Dual Lens PTZ Camera for $123.99, down from $199.99. The selection spans standalone cameras, solar-powered outdoor units, and full NVR-based systems for whole-home coverage. Refurbs come with 1- or 2-year Allstate warranties. Shop Now at eBay

Newegg offers the eufy Security eufyCam S3 Pro 4-Cam Kit for $530 when you apply promo code "BTSMKT34". You'd pay $800 elsewhere. Shipping is free. Buy Now at Newegg

Best Buy's smart home security sale covers video doorbells and security cameras from brands like Ring and Blink. A Ring Pan-Tilt Indoor Security Cam is down to $34.99 from $59.99, while the Ring Wired Doorbell Pro (3rd Gen) with 4K video drops to $199.99 from $249.99. The sale spans battery and wired doorbells as well as indoor and outdoor cameras across a range of prices. My Best Buy members get free shipping on all orders (it's free to join). Buy Now at Best Buy

Best Buy is offering discounts across eufy's security camera, video doorbell, and smart lock lineup. The eufyCam 3 3-camera outdoor kit with HomeBase 3 (pictured) is $394.99, down from $599.99, while the S380 HomeBase 3 base station is $139.99, down from $199.99. Shipping is free. Shop Now at Best Buy

Today only, this Chamberlain myQ indoor security camera is $9.99, down from $26.33 at Home Depot. We did see it for slightly less in March, but this is still a great deal. It records 1080p video with a 130-degree wide-angle view and sends real-time alerts when it detects movement inside your home. Buy Now at Home Depot

Save on a range of Blink security cameras, floodlights, and video doorbells - including the pictured Blink Wired Floodlight Camera for $49.99 ($50 off). Opt for in-store pickup (when stores reopen on December 26) or spend $35 or more for free shipping. Shop Now at Lowe's

Get a video doorbell for $5/mo for 24 months with Smart Home service. This promo includes a discount with no coupon code required. This offer ends December 31, 2026. Buy Now at Xfinity Residential

Get an outdoor camera for $5/mo for 24 months with Smart Home service. This promo includes a discount and no coupon code is needed. This offer ends December 31, 2026. Buy Now at Xfinity Residential

Get Xfinity Smart Home service for $10/mo with 24/7 video recording and AI alerts. This promo includes a discount with no coupon code required. This offer ends December 31, 2026. Buy Now at Xfinity Residential

This one's worth a look if you want basic camera coverage in a fixture you already have, since it screws into a standard bulb socket instead of requiring a separate mount; it runs $10 below the $26 list price right now. Buy Now at Newegg

Your best fit if you're already running UniFi gear and want a doorbell camera that ties into the same app without extra subscriptions, though you'll need a PoE connection run to the door. Newegg has it for those building out a full UniFi Protect setup rather than a standalone smart doorbell. Buy Now at Newegg

Keeping an eye on your front door or garage gets easier with this wired cam, especially since it plugs straight into the existing Hue ecosystem if you're already using their bulbs or bridge for smart lighting. It's $15 off the usual $65 price, which comes out to about 23% savings. Buy Now at Amazon

Mounting hardware like this solves the awkward placement problem for anyone whose Arlo cameras need to go on angled siding, eaves, or corners where a flat surface isn't an option, and having three in a pack covers a multi-camera setup without separate orders. Buy Now at Home Depot

These battery-powered cameras skip the wiring hassle, making them a fit for renters or anyone adding security to spots without easy outlet access, and at $65 you're saving $45 (about 41%) off the $110 list price for the two-pack. Buy Now at Amazon

Motion-activated alerts and color-coded light notifications make this a solid pick if your home already runs on Hue smart lighting, since it integrates directly into that ecosystem instead of needing a separate app. It's currently $20 off the $100 list price at Amazon. Buy Now at Amazon

Screws into any standard light fixture and gives you a 2K camera plus motion detection without running new wiring, which makes it an easy upgrade for porches, garages, or sheds. At $20, that's $14 (about 41%) off the $34 list price. Buy Now at Amazon