Aqara Presence Sensor FP1E is the top pick among smart presence sensors under $40, rated 4.0 stars across 499 customer reviews.
20% OFF
Presence Sensor FP1E
4.0(499)$39.99$49.99
Zigbee Human Presence Sensor
4.0(487)$17.90
Smart Presence Sensor
3.9(262)$39.99
13% OFF
Presence Sensor
3.5(441)$25.99$29.99
SenseGuard Presence Core
3.8(209)$24.90
Smart Presence Sensor
3.8(187)$33.99
20% OFF
Smart Presence Sensor R3
3.3(65)$39.99$49.99
6% OFFPresence Sensor MS605
3.2(59)$25.99$27.59
25% OFFSmart Presence Sensor R2
3.4(17)$29.99$39.99
MSR-2
$35.69- News by email
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Frequently asked questions
What are the best smart presence sensors under $40?
Aqara Presence Sensor FP1E, SONOFF Zigbee Human Presence Sensor and GoveeLife Smart Presence Sensor lead our ranking of smart presence sensors under $40, ordered by customer rating weighted by how many reviews back it. The full list compares 10 products in this price range.
How many smart presence sensors cost less than $40?
This page tracks 10 smart presence sensors under $40 from 7 brands, with prices starting at $17.90.
Are these prices up to date?
Prices are re-checked continuously, so every card shows the latest price we have. A product whose price rises above $40 drops off this list on the next update.
Looking for more than $40?
See all the presence sensors in the catalog, compared side by side on specs, price and rating.