# PurpleAir Touch vs uHoo Smart Air Monitor: specs and price compared

A sourced, side-by-side comparison of the PurpleAir Touch (PurpleAir) and uHoo Smart Air Monitor (uHoo) among air quality monitors. PurpleAir Touch is the cheaper of the two at $209.

## Side by side

| Spec | PurpleAir Touch | uHoo Smart Air Monitor |
| --- | --- | --- |
| US price | $209 | $299 |
| Brand | PurpleAir | uHoo |
| Released | 2023 | 2017 |
| Pm25 sensor | Yes | Yes |
| CO₂ sensor | No | Yes |
| Voc sensor | Yes | Yes |
| Radon sensor | No | No |
| Display screen | No screen - full-color LED ring (AQI color scale) | No screen - single RGB LED indicator |
| App connectivity | Yes | Yes |
| Power | USB Micro plug-in, 5 V (adapter not included) | 5 V/2 A USB plug-in (Micro-USB) |

## Key differences

- CO₂ sensor: PurpleAir Touch No vs uHoo Smart Air Monitor Yes
- Display screen: PurpleAir Touch No screen - full-color LED ring (AQI color scale) vs uHoo Smart Air Monitor No screen - single RGB LED indicator
- Power: PurpleAir Touch USB Micro plug-in, 5 V (adapter not included) vs uHoo Smart Air Monitor 5 V/2 A USB plug-in (Micro-USB)

## What reviewers say

**uHoo Smart Air Monitor** — Only one whitelisted tester, TechHive, published a hands-on uHoo Smart Air Monitor review; no PCMag, Tom's Guide, or Wirecutter coverage exists, and non-whitelist sources (Consumer Reports, Modern Castle, Gearbrain) were excluded. TechHive rates the nine-pollutant sensor among the best it has tested but faults a dated app, broken smart-home support, and a $399 price it calls overpriced. (1 sourced review.)

## Sources

- PurpleAir Touch: https://www2.purpleair.com/products/purpleair-touch (www2.purpleair.com, verified 2026-06-20)
- uHoo Smart Air Monitor: https://getuhoo.com/home/smart-air-monitor/ (getuhoo.com, verified 2026-06-20)

Canonical: https://frontdeskreview.com/gear/air-quality-monitors/purpleair-touch-vs-uhoo-smart-air-monitor/
Cite: Per The Front Desk Review, PurpleAir Touch ($209) vs uHoo Smart Air Monitor ($299) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/air-quality-monitors/purpleair-touch-vs-uhoo-smart-air-monitor/
License: CC BY 4.0.