The shortlist

Portable air conditioners worth buying

A small, current list rather than a wall of options. For a pick matched to your exact room and window, run the finder.

Prices are indicative starting points in EUR and move with the season. Last reviewed 2026 / 06.

Mobile splits

Outdoor module, quietest and most efficient, and the easiest to vent through an awkward window.

Mobile split

Midea PortaSplit 12,000 BTU

3.5 kW12,000 BTUClass A++39 dBR32

Outdoor module joins the indoor unit with a flat 2.7 cm line, so only a thin pipe crosses the window
No exhaust hose indoors and no water tank to empty (condensate is pumped outside)
Reversible heat pump: cools in summer, heats down to -10 °C

Check price from €899 indicative

Premium one-box portables

Inverter control for quieter running and lower energy use, all indoors.

Single hose

De'Longhi Pinguino GentleJet Inverter

3.3 kW13,000 BTUClass A+43 dBR290

Inverter compressor: De’Longhi quotes about 45% less energy than its non-inverter models
43 dB(A) in silent mode, among the quietest one-box portables
180° draught-free airflow and strong dehumidification (up to 73 L/day)

Check price from €899 indicative

Single hose

AEG ChillFlex Pro AXP34

3.4 kW12,000 BTUClass A++53 dBR290

A++ cooling class, near the top for a one-box portable
Propane (R290) refrigerant with a washable anti-dust filter
Stronger cooling than its price tier; runs louder at full power

Check price from €499 indicative

Mid-range portables

Solid R290 units with good support and fair prices.

Single hose

Trotec PAC 3000 X

2.9 kW10,000 BTUClass A+51 dBR290

A+ class from a German brand with easy spare-part and support access
Covers rooms up to about 40 m² / 100 m³
Propane (R290) refrigerant; timer and sleep mode

Check price from €349 indicative

Single hose

Klarstein Metrobreeze Rome Smart

2.9 kW10,000 BTUClass A+52 dBR290

App and Alexa control with scheduling
A+ class, propane (R290) refrigerant
Design-led shell; sold direct and on Amazon.de

Check price from €329 indicative

Budget portables

The lowest-cost way into real cooling. Seal the window well to keep the rated output.

Single hose

Suntec Impuls 2.6 Eco R290

2.6 kW9,000 BTUClass A65 dBR290

Lowest-cost way into a 9,000 BTU unit for mid-size rooms
Three-in-one: cools, dehumidifies and circulates air
Single hose, so seal the window well to keep its rated output

Check price from €299 indicative

Single hose

Comfee MPPH-09CRN7

2.6 kW9,000 BTUClass A65 dBR290

The volume seller on Amazon.de; Comfee is Midea’s European budget brand, so spares and support are easy to find
9,000 BTU / 2.6 kW for rooms up to about 34 m², with cool, dehumidify and fan modes
Propane (R290) refrigerant, ready for the 2027 F-gas rules

Check price from €279 indicative

Single hose

Suntec Impuls 2.0 Eco R290

2 kW7,000 BTUClass A63 dBR290

Sized for a small bedroom or home office up to about 25 m²
Light and easy to wheel between rooms
Budget single-hose build; a good window seal matters most here

Check price from €239 indicative

Compact and off-grid

Small rooms, vans and camping, with a battery option.

Single hose

EcoFlow Wave 3

1.8 kW6,100 BTU44 dBR290

Compact and light (about 17 kg); built for small bedrooms, vans and tents
Optional add-on battery runs it off-grid for roughly 8 hours
Reversible heat pump with app control; not meant for a large living room

Check price from €849 indicative

One of these is probably right. Which one?

The finder narrows five classes down to the few that fit your room.

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