Compare Motion Sensors Prices

158 products$12 – $10016 on saleTop brand: treewellUpdated 3:06 PM UTC

Comparing prices on 158 motion sensors across Amazon, Best Buy, Walmart, and other major US retailers. Prices range from $12 to $100. Top brand: treewell. 16 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.

Our Top Picks

Best Value

OUDAER Solar Outdoor Motion Sensor Alarm, 130dB Dog Barking & Gunshot Sound, 13 Sounds, Strobe Light, Support Recording & Volume Control, Keeps Unwanted Animals Away from Yard, Garden, or Farm

$29.99

Retailer Steal

Onforu 75W LED Flood Light Motion Sensor Outdoor, 7000lm Dusk to Dawn Flood Light, Security Light with Three Head, IP65 Waterproof Exterior Floodlight, 6500k Wall Light for Entryway Stairs Yard Garage

$31.98

Most Compared

GE LED+ Motion Sensor LED Light Bulbs, 12W, Outdoor Security Lights, A21, Warm White (2 Pack)

$22.99

All Motion Sensors (158)

GE LED+ Motion Sensor LED Light Bulbs, 12W, Outdoor Security Lights, A21, Warm White (2 Pack)

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Kasa Smart

Kasa Smart WiFi Motion Sensor Switch, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch, Compatible with Alexa & Google Home, UL Certified, No Hub Required(KS200M),White,1-Pack

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Onforu

Onforu 75W LED Flood Light Motion Sensor Outdoor, 7000lm Dusk to Dawn Flood Light, Security Light with Three Head, IP65 Waterproof Exterior Floodlight, 6500k Wall Light for Entryway Stairs Yard Garage

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-20%

EDISHINE

EDISHINE Motion Sensor, 180-Degree Replacement Motion Detector for Security Floodlights, Adjustable Time & Detection Sensitivity Range Up to 60 Feet, 3 Modes Pir Motion Sensor, Brown, UL Listed

$11.99

$14.99

at Amazon

Gaoducash

WiFi Smart Motion Sensor: Wireless PIR Motion Detector for Home Security, Infrared Motion Sensor with App Notification Alert, Support Voice Command Via Alexa (1-Pack)

$12.34

$12.99

at Amazon

TECKNET

TECKNET Wireless Motion Sensor Door Chime, Fast Detection PIR Entry Alert(5S Interval Alarm) with 61 Chimes, 5 Volume Levels, RGB Light Indicator, Easy Install for Business, Home, Elderly, Visitors

$18.99

$19.99

at Amazon

Save $9-23%

WILLED

WILLED Motion Sensor Night Light, Rechargeable Stair Lights Indoor, Warm White Motion Sensor Light Indoor, Battery Operated Night Light for Hallway, Stairway, Bathroom, Bedroom, Kitchen, 6 Pack

$28.48

$36.99

at Amazon

Save $11-24%

LEPOWER

LEPOWER 30W LED Security Lights Motion Sensor Outdoor, 3200LM, 5500K, IP65 Waterproof, Hardwire 2 Head Motion Detector Flood Light for Garage, Yard, Porch

$34.99

$45.99

at Amazon

Save $10-22%

LEPOWER

LEPOWER LED Security Lights Motion Sensor Light Outdoor, 38W 4200LM Light, 5500K, IP65 Waterproof, 3 Head Detected Flood Light for Garage, Yard, Porch (White)

$35.98

$45.99

at Amazon

Save $10-14%

ECOELER

ECOELER Ceiling Occupancy Motion Sensor Switch, High Bay Fixture Mount 360° Ceiling Automatic Light Switch, 120/277VAC, UL, FCC Approved Passive Infrared Sensor, Neutral Wire Required, Pack of 5

$59.99

$69.99

at Amazon

Save $9-10%

YoLink

YoLink Outdoor Motion Sensor Kit, 2 LoRa Motion Sensors + SpeakerHub, Driveway Alert, D2D Direct Pairing Works Without Internet, App Email SMS Alerts, Alexa Routines, 2+ Year Battery, Hub Included

$80.99

$89.99

at Amazon

AEOTEC

Aeotec SmartThings Motion Sensor, Zigbee, Magnetic Mounting, Works with Smart Home Hub and Compatible Zigbee Hubs

$21.00

at eBay

innofox

innofox 6-Pack Stick-on Motion Sensor Lights, Warm White LED Night Light, Stick-Anywhere Stair Lights, Closet Light, Battery Operated Wall Light for Kitchen, Hallway, Bedroom, Bathroom, Stairs

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ELEGRP

ELEGRP Single Pole Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Switch, Need Grounding Wire, No Neutral Wire, for CFL/LED/Incandescent, with Plate, UL(2 Pack, Matte White)

$21.82

at eBay

HENDUN

HENDUN Motion Sensor Doorbell , Bed Alarms for Elderly Dementia Patients , Door Chime for Business,Entry Alert Store Welcome Buzzer Monitor , Fall Detection Alarm for Seniors , Caregiver Reminder

$21.99

at Amazon

EverNary

EverNary Wireless Caregiver Pager Motion Sensor Alarm Indoor Room Bed Alarms and Fall Prevention for Home/Elderly/Dementia and Kids (1 Plug-in Receiver and 1 Motion Sensor)

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Leviton

Leviton Motion Sensor Light Switch, Motion Activated, Auto-On/Auto-Off or Manual-On, 2A, No Neutral Wire Required, Single Pole, DOS02-LW, White

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ENERLITES

ENERLITES High Bay Ceiling Motion Sensor, Passive Infrared PIR Ceiling Sensor, 360° Field of View, 2800 Sq Ft Coverage, 120-277VAC, Neutral Wire Required, Commercial/Industrial Grade, MPC-50H, White

$24.69

at Amazon

ENERLITES

ENERLITES Low Voltage Ceiling Sensor Pir Occupancy Motion Detector, 360° Field of View, 1200 Sq Ft Coverage, Commercial/Industrial Grade, MPC-50L, White

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ECOELER

ECOELER 10Pack Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Wall Switch, Neutral Wire Require, Single Pole Sensor Switch for CFL/LED/Incandescent Bulb, UL Listed

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treewell

TREEWELL Motion Sensor, 180-Degree Replacement Motion Detector, Adjustable Time & Detection Sensitiity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Black, UL Listed

$11.99

at Amazon

HALO

Halo MS180 180 Degree Replacement Motion Security Floodlight Sensor, Bronze

$14.71

at Amazon

treewell

TREEWELL 240-Degree Replacement Motion Detector, Adjustable Time & Detection Sensitiity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Brown, UL Listed

$14.99

at Amazon

treewell

TREEWELL 240-Degree Replacement Motion Sensor, Adjustable LUX(5-300) & Time & Detection Sensitivity Up to 60 Feet Range, 3 Working Modes Outdoor Motion Detector for Security Floodlight, Brown

$16.99

at Amazon

COTINSE

Wireless Driveway Alarm - Motion Sensor Door Chime Motion Detector 58 Melodies & 500FT Range, Business Entry Alert, Elderly Care Monitor

$19.99

at Amazon

HULPPRE

HULPPRE Solar Outdoor Motion Sensor Alarm-13 Sounds Including Dog Barking&Gunshot,130db Loud Noise Maker,4 Modes,Motion Activated Strobe Light,Say Goodbye to the intruders

$22.98

at Amazon

treewell

TREEWELL 2 Pack 240-Degree Replacement Motion Detector, Adjustable Time & Detection Sensitivity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Brown, UL Listed

$24.99

at Amazon

HULPPRE

HULPPRE Solar Outdoor Motion Sensor Alarm-Dog Barking&Gunshot Sound,130db Loud Noise Maker,Support Recording,13 Kinds of Sound Strobe Light with USB,Say Goodbye to The Intruders

$32.28

at Amazon

FREETIM

Driveway Alarm Motion Sensor - Driveway Alarms Wireless Outside Weatherproof Motion Detector Presence Outdoor Detector Door Home Security System Gate Mailbox Alert 1 Receiver and 2 Sensors

$37.99

at Amazon

AMHEY

Motion Sensor Door Chime, Wireless Motion Detector Alarm Indoor, Business Entry Alert Bell with Buzzer, Doorbell for Home/Garage Door/Store, USB/Battery Powered,1 Receiver +3 Sensors

$38.99

at Amazon

Ring

Ring Sensors: Motion Detector (newest model) – Instant notifications, on Amazon Sidewalk, no base station needed, Pro Monitoring available (sold separately), 2-pack

$69.99

at Amazon

HTZSAFE

1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector-Home&Office DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 4 Sensors

$85.49

at Amazon

Satisure

WiFi Sensor, Smart Motion Detector Kit with Phone App Alerts, Includes Gateway Hub, PIR Motion Sensor, Doorbell Button, Door Sensor, DIY Burglar Alarm for Home Business Apartment (Only 2.4GHz)

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CLAONER

Solar Motion Lights Outdoor, Ultra Bright Solar Fence Lights with Motion Sensor, IP65 Waterproof Security Light 3 Modes, 270° Lighting Angle, Wall Lights for Deck Patio Fence Garage Door (6 Packs)

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OUDAER

OUDAER Solar Outdoor Motion Sensor Alarm, 130dB Dog Barking & Gunshot Sound, 13 Sounds, Strobe Light, Support Recording & Volume Control, Keeps Unwanted Animals Away from Yard, Garden, or Farm

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Chtoocy

Chtoocy Upgraded Solar Motion Sensor Alarm Outdoor, Radar + IR Dual Detection, 130dB Dog Bark & Strobe Light to Deter Deer, 10 Sounds Available, IP65 Waterproof Motion Detector for Garden Yard Farm

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CallToU

Bed Alarm for Elderly Care with 2 Motion Sensors and Plug-in Receiver, Caregiver Pager for Seniors, Bed Exit and Doorway Alert with Chime and Flashing Light, Hallway Motion Detector, No WiFi Needed

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hiSpkNix

6 Pack Motion Sensor Switch 85-265V 40W, PIR Wall/Ceiling Mount with 30s Auto-Off & Night Mode

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Hortsun

Hortsun 3 Pcs Motion Sensor Light Socket Smart Screw in Light Bulb Outlet Compatible with E26/e27 Motion Activated Bulb Holder Adapter Automatic Control for Porch Garage Storage Room (White)

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treewell

TREEWELL 240° & 360° Replacement Motion Sensor, Adjustable Time & Detection Sensitivity Up to 70 Feet Range, 4 Working Modes Outdoor Motion Detector for Security Floodlight, White, UL Listed

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greencycle

Greencycle Motion Sensor Doorbell, Door Chime for Business When Entering, Store Door Entry Bell, Commercial Door Entry Alert, Motion Sensor Detect Alarm, Caregiver Reminder for Elderly, Visitor Bell

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HULPPRE

HULPPRE Solar Outdoor Motion Sensor Alarm-13 Sounds Including Dog Barking&Gunshot,2 * 130db Loud Noise Maker,4 Modes,Red&Blue Motion Activated Strobe Light,Say Goodbye to The Intruders

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Zoiinet

Zoiinet Wireless Motion Sensor Outlet, 15A/1500W, Adjustable Sensing Mode, 260FT Wireless Light Switch Transmitter, No Wiring, Long Time Delay, for Household Appliances

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HULPPRE

HULPPRE Solar Outdoor Motion Sensor Alarm-Dog Barking and Gunshot Sound,Support Recording,Adjust Volume,130db Loud Noise Maker,3 Work Modes Strobe Light with USB,Say Goodbye to The Intruders

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OUDAER

OUDAER Solar Outdoor Motion Sensor Alarm - Dog Barking & Gunshot Sound, Support Recording and Volume Adjustment, 130dB Noise with Flashing Light to Deter Raccoon, Deer, Skunk, Bear, Coyote

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Fosmon

Fosmon WaveLink Door Chime Driveway Alarm Guard Wireless Motion Sensor (500 Feet, 58 Tunes, 5 Volume Levels, LED Indicators) Motion Detector Home/Business/Store Entrance Alert (1 Receiver + 2 Sensor)

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HTZSAFE

Driveway Alarm- 1/2 Mile Long Range Wireless Driveway Alarm Weather Resistant Motion Sensor&Detector-DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 1 Sensor

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Philips

Philips 44W 4200 lm LED Security Light Outdoor w/PIR Motion Sensor, 5000K Daylight Flood Light, Waterproof, Dusk to Dawn, 2 Heads, 4 Modes

See price on Amazon →

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.

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Frequently Asked Questions About Motion Sensors

How many motion sensors does BestPriceScanner track?

We currently track 158 motion sensors with prices ranging from $12 to $100. Popular brands in this category include treewell, HULPPRE and LEPOWER. Every product is refreshed regularly across Amazon, Best Buy, Walmart and EcoFlow.

What is the cheapest Motion Sensor right now?

The lowest-priced motion sensor we're tracking starts at $12. 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 motion sensors cheaper on Amazon or Best Buy?

Neither retailer is consistently cheaper. Amazon often wins on treewell, HULPPRE and LEPOWER 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 motion sensors are on sale right now?

Right now, 16 motion sensors 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.