# UNI-T UT363 Wind Speed and Temperature Meter vs testo 405i Smart Probe Thermal Anemometer: specs and price compared

A sourced, side-by-side comparison of the UNI-T UT363 Wind Speed and Temperature Meter (UNI-T) and testo 405i Smart Probe Thermal Anemometer (Testo) among anemometers.

## Side by side

| Spec | UNI-T UT363 Wind Speed and Temperature Meter | testo 405i Smart Probe Thermal Anemometer |
| --- | --- | --- |
| US price | not published | $123.95 |
| Brand | UNI-T | Testo |
| Wind speed range ms | 0 to 30 m/s | 0 to 30 m/s |
| Airflow cfm cmm | — | — |
| Velocity accuracy | ±(5% of reading + 0.5 digit) | ±(0.1 m/s + 5% of reading) below 2 m/s; ±(0.3 m/s + 5% of reading) 2-15 m/s |
| Sensor type | Fixed rotating-vane head, typical of the UT36x series (not explicitly named on the manufacturer spec sheet) | Hot-wire (thermal), foldable telescopic probe |
| Temperature range | -10 to 50 °C (14 to 122 °F), ±2 °C / ±4 °F accuracy | 0 to 50 °C (32 to 122 °F) |
| Data hold logging | Data hold only; no onboard logging (the separate UT363BT variant adds Bluetooth transmission to the iENV app, still no SD storage) | Hold/min/max/logging via Bluetooth-paired testo Smart App; no onboard display |
| Backlit display | Yes | No |

## Key differences

- Velocity accuracy: UNI-T UT363 Wind Speed and Temperature Meter ±(5% of reading + 0.5 digit) vs testo 405i Smart Probe Thermal Anemometer ±(0.1 m/s + 5% of reading) below 2 m/s; ±(0.3 m/s + 5% of reading) 2-15 m/s
- Sensor type: UNI-T UT363 Wind Speed and Temperature Meter Fixed rotating-vane head, typical of the UT36x series (not explicitly named on the manufacturer spec sheet) vs testo 405i Smart Probe Thermal Anemometer Hot-wire (thermal), foldable telescopic probe
- Temperature range: UNI-T UT363 Wind Speed and Temperature Meter -10 to 50 °C (14 to 122 °F), ±2 °C / ±4 °F accuracy vs testo 405i Smart Probe Thermal Anemometer 0 to 50 °C (32 to 122 °F)
- Data hold logging: UNI-T UT363 Wind Speed and Temperature Meter Data hold only; no onboard logging (the separate UT363BT variant adds Bluetooth transmission to the iENV app, still no SD storage) vs testo 405i Smart Probe Thermal Anemometer Hold/min/max/logging via Bluetooth-paired testo Smart App; no onboard display
- Backlit display: UNI-T UT363 Wind Speed and Temperature Meter Yes vs testo 405i Smart Probe Thermal Anemometer No

## Sources

- UNI-T UT363 Wind Speed and Temperature Meter: https://meters.uni-trend.com/product/ut363/ (meters.uni-trend.com, verified 2026-08-09)
- testo 405i Smart Probe Thermal Anemometer: https://www.testo.com/en-US/testo-405i/p/0560-1405 (testo.com, verified 2026-08-09)

Canonical: https://frontdeskreview.com/gear/anemometers/uni-t-ut363-vs-testo-405i/
Cite: Per The Front Desk Review, UNI-T UT363 Wind Speed and Temperature Meter (not published) vs testo 405i Smart Probe Thermal Anemometer ($123.95) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/anemometers/uni-t-ut363-vs-testo-405i/
License: CC BY 4.0.