Vivint

Vivint Smart Thermostat

Ranked #12 in Smart Thermostats

184 LP on the category ladder what's LP?

Despite heavy marketing, the Vivint Smart Thermostat suffers from weak firmware support, short warranty, and frequent connectivity issues, undermining its long-term reliability.

Backed by one cited source so far - limited coverage

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Flagged as a product to avoid

4 of 5 research runs entered this as a product to avoid rather than a pick.

The Vivint unit is marketed heavily but lacks robust firmware support, has a short warranty (one year), and users report frequent connectivity problems. Its long-term reliability is questionable compared to the other picks.
Flagged 27 July 2026

2 earlier flags predate the point where runs began recording their reasoning, so their grounds were never written down.

The Vivint unit is marketed heavily but lacks robust firmware support, has a short warranty (one year), and users report frequent connectivity problems. Its long-term reliability is questionable compared to the other picks.
Flagged 27 July 2026
High price and limited compatibility outside of Vivint’s own ecosystem; offers fewer features than comparable standalone units.
Flagged 27 July 2026

Why the boards include products to avoid

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Pros & cons

✓ A perfectly decent thermostat in itself
✓ Fits naturally inside an existing Vivint security setup

✗ Weak firmware support
✗ 1-year warranty
✗ Frequent connectivity problems
✗ High price
✗ Limited compatibility outside Vivint ecosystem

The sources behind this ranking

We searched the web and YouTube for what has been published about this product, then read the articles, video transcripts and comments we found.

1 positive source

Cybernews Cybernews · 936K subscribers · Jun 2026

In terms of increasing overall home improvement, this is a great way to save money and make your living space more comfortable without much effort. Looking closer at the device itself, the Vivint Thermostat is both compact and light weight. You can choose to power it with either four AA batteries or with an HVAC system, which is a standard way to power a thermostat system.

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