A small room thermometer and hygrometer can make observations about a cold, warm or damp room more concrete. It measures conditions where it sits; it cannot diagnose a building or decide whether a person is medically safe. This comparison of the TP49 and TFA MOXX uses manufacturer specifications checked on 24 October 2026, without hands-on accuracy testing.

Products to compare
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TempPro TempAir CORE TP49 (formerly ThermoPro)
Consider for current room readings, simple controls and an AAA battery format.
No backlight is listed; comfort icons do not establish medical or building safety.
Linked version: One black TP49 monitor.
View on Amazon.co.ukManufacturer detailsTFA Dostmann MOXX 30.5026.01
Consider when minimum and maximum records are useful to your household observations.
Check record-reset behaviour and manage the CR2032 button cell safely.
Linked version: One black MOXX 30.5026.01.
View on Amazon.co.ukManufacturer detailsResolve the name before comparing listings
Readers searching for ThermoPro TP49 should check the current TempPro TempAir CORE TP49 manufacturer page. The manufacturer notes that previous-branded packaging may still be supplied. Compare the TP49 model and its documented functions rather than assuming an unfamiliar brand label necessarily identifies a different instrument. Check the seller's exact description before ordering.
TFA's comparator is the MOXX digital thermo-hygrometer, series 30.5026; the linked manufacturer page identifies item 30.5026.01. Keep that reference in your search because the brand has many room monitors with different functions. This guide does not imply that every colour, multipack or related model has identical specifications.
- Check the model on the product and the supplied instructions.
- Avoid paying for a bundle merely because its photograph looks similar.
TP49: straightforward current readings
The current TP49 page lists a temperature-and-humidity LCD, comfort icons, a ten-second refresh interval and one AAA battery. The published placement options include a stand, magnetic back and hanging point. It has no backlight. This is a useful shortlist when you want a quick current reading and prefer a familiar battery format.
Think about whether the display is readable from your normal position and in the room's ordinary lighting. Fast refresh does not establish that a sensor settles immediately after being moved, and a small display is not automatically accessible to every reader. Follow the manufacturer's use guidance and let a reading become representative before recording it.
- Check whether current readings meet your purpose.
- Do not assume an unlisted app or remote alert is included.
TFA MOXX: minimum and maximum records
TFA lists temperature and relative-humidity monitoring, a comfort indicator and stored minimum and maximum values over a user-selected period. The MOXX uses a CR2032 button cell and can stand on its removable support or be wall mounted under its instructions. The useful difference here is the ability to review recorded extremes, rather than only what you see at that moment.
That function may help document an overnight pattern or a room that changes while you are away. Check how records are reset so yesterday's extreme is not mistaken for today's conditions. Keep button cells and battery access safely managed, particularly around children. No claim is made that the MOXX is more accurate than the TP49.
- Ask whether someone actually needs to review past extremes.
- Keep the battery type and instructions with the household records.
Choose for a decision you can act on
Shortlist the TP49 for uncomplicated current readings and AAA power. Shortlist the MOXX when its minimum/maximum memory answers a specific question. Use an existing suitable monitor if it is working and easy to read. Buying several instruments without a reason can produce confusing comparisons between different locations rather than better information.
Record the place, time and relevant circumstances when readings support a repair or housing conversation. Follow current official guidance for warmth and ventilation without treating either comfort icon as a medical threshold. Persistent damp, mould, leaks or inadequate heating need their underlying causes addressed by the responsible landlord or appropriate professional. An environmental number does not remove the need to report a visible problem or seek healthcare advice about illness.
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