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Review: Honeywell WiFi 12000 BTU Air Conditioner - Best Smart Portable Air Conditioner for UK Homes in 2025?

  • Gavin P. Tate
  • 2 days ago
  • 3 min read

When you're living in a home, apartment, or flat in the UK (or anywhere in Europe) that doesn’t allow permanent air conditioning, the search for the best portable air conditioner with smart features can feel like a maze.

Honeywell WiFi 12000 BTU Air Conditioner

If you’ve been Googling:

  • “Best smart portable AC for UK homes”

  • “Can I control a portable air conditioner with Alexa or Google?”

  • “Quiet, high-power air con for medium-sized rooms”

…then you’re in the right place.


Today, we’re diving into the Honeywell WiFi 12000 BTU Air Conditioner — a 3-in-1 smart air conditioning unit that also works as a dehumidifier and fan, and is designed to cool rooms up to 40m².


🌬️ Why the Honeywell WiFi 12000 BTU AC Stands Out in 2025

This isn't just another fan that pushes hot air around. It’s a fully-fledged smart cooling system packed into a portable unit, which means you get:

  • ❄️ Powerful 12000 BTU cooling

  • 📱 WiFi + Voice Control (Alexa & Google Assistant)

  • 💧 Dehumidification: Removes up to 95L/day

  • 🌪️ Fan-only mode for gentler airflow

  • 🚫 No permanent installation needed


Available here on Amazon with fast delivery and competitive pricing.


📏 Is 12000 BTU Enough for My Room?

Yes — if your room is up to 40 square metres (~430 square feet), this model is more than sufficient. Think:

  • A large open-plan living room

  • A master bedroom

  • A home office or studio space


And since it also removes humidity, you’ll feel cooler than you would with the same BTUs in a high-humidity space.


🔧 How Easy Is It to Use?

Very. The Honeywell WiFi 12000 BTU AC is designed for simplicity:

  • ✅ Plug it in

  • ✅ Connect it to your home WiFi

  • ✅ Use the remote, app, or voice control to operate it

  • ✅ Position the hose out the window using the included kit


No drilling. No need for an HVAC engineer. Perfect for renters or those in listed buildings.


🔄 Multi-Function: Why It’s More Than Just a Summer Gadget

Function

Description

❄️ Cooling

12000 BTU power for rooms up to 40m²

💧 Dehumidifier

Pulls up to 95 litres of water out of the air per day

🌬️ Fan Mode

Use it as a standard fan without cooling or dehumidification

🔊 Voice Control

Works with Alexa and Google Assistant

📱 App Control

Change settings from your phone — even when you're not home

This unit earns its space all year round, not just on hot summer days.


🤔 Frequently Asked Questions (People Also Ask)

❓ Can I control the Honeywell 12000 BTU Air Conditioner with Alexa?

Yes! It’s fully compatible with Amazon Alexa and Google Assistant, allowing voice commands like “Turn on the air conditioner” or “Set temperature to 22 degrees.”


❓ Does it require permanent installation?

Not at all. It’s portable and comes with a window venting kit that’s easy to set up and remove. Ideal for UK rental flats, older homes, or those without central AC.


❓ How loud is the unit?

It operates at a relatively quiet level for its size, and many reviewers report being able to sleep with it on in the background.


❓ Can it really dehumidify 95L a day?

Yes — in very humid conditions, it can draw up to 95 litres of moisture per day, which makes it excellent for basements, kitchens, or damp environments.


❓ Where’s the best place to buy it?

The best place to buy is Amazon — you’ll get:

  • ✅ Fast shipping (Prime eligible)

  • ✅ Access to real user reviews

  • ✅ Easy returns and reliable support


🛠️ What’s in the Box?

  • Honeywell WiFi 12000 BTU AC Unit

  • Window venting kit

  • Remote control

  • User manual


💡 Should You Buy the Honeywell 12000 BTU Smart AC?

You should strongly consider it if:

  • You want an easy-to-use portable air conditioner

  • You need to cool or dehumidify a medium-sized room

  • You love smart home tech

  • You’re looking for one machine that handles summer heat and year-round humidity


It’s especially useful for:

  • UK flats with no central air

  • Older homes where installing AC is impossible

  • Anyone needing remote or voice control



👍 Pros and Cons

✅ Pros

⚠️ Cons

High cooling capacity (12000 BTU)

Not suitable for rooms over 40m²

Smart home compatibility

Requires venting hose out window

Dehumidifier removes 95L/day

Slightly bulky, like all portables

Easy to install and move

Not battery-powered (needs plug)

Remote, app, and voice control

No heat function

🧠 Final Thoughts

The Honeywell WiFi 12000 BTU Smart Portable AC is a top-tier cooling and dehumidifying solution for those who want powerful air conditioning without the hassle of installation.


It’s smart, flexible, renter-friendly, and ideal for the UK and international homes where fixed units aren't an option.


Whether you're facing another sticky summer or battling mould from too much moisture, this unit can be your year-round climate solution.

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