Sonoff ZBDongle-P is the top pick among smart home dongles under $40, rated 4.6 stars across 5,627 customer reviews.
SonoffZBDongle-P
4.6(5,627)15% OFF$39.99$34.07
SonoffZBDongle-E
4.6(3,697)$24.90
SonoffDongle Plus MG24
4.7(630)$35.90
ZoozZ-Wave Long Range Stick
4.7(617)$39.95
SonoffDongle Lite MG21
4.6(401)25% OFF$24.90$18.68
AeotecZ-Stick 7
4.5(256)$39.99
SonoffDongle-PZG23
4.6(167)10% OFF$39.90$35.91
SonoffDongle Plus PP10
4.7(70)$35.90- Price alerts
Dongles under $40, updated as prices fall
We check the price of every Dongle in the catalog daily, and email you the ones that drop into this range.
Third RealityUSBC-Dongle
3.3(71)$19.99
AeotecZi-Stick
4.0(27)14% OFF$34.95$29.99
SmlightSLZB-07
4.9(20)$34.99
SmlightSLZB-07p7
4.8(8)$36.99
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Frequently asked questions
What are the best smart home dongles under $40?
Sonoff ZBDongle-P, Sonoff ZBDongle-E and Sonoff Dongle Plus MG24 lead our ranking of smart home dongles under $40, ordered by customer rating weighted by how many reviews back it. The full list compares 12 products in this price range.
How many smart home dongles cost less than $40?
This page tracks 12 smart home dongles under $40 from 5 brands, with prices starting at $18.68.
Are these prices up to date?
Prices come from each product's Amazon listing and 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 dongles in the catalog, compared side by side on specs, price and rating.