The Best Portable Air Conditioner with Heater

If your home lacks central HVAC or you need supplemental climate control in a specific room, a portable air conditioner with a built-in heater offers a versatile solution for year-round comfort.

These all-in-one units cool in summer and warm in winter, eliminating the need for separate appliances. At BestProducts, we evaluated the top models in this category by analyzing specifications, expert review consensus, verified buyer feedback, and published performance data.

Our Appliances category covers many home comfort solutions, and for especially humid environments, our guide to portable air conditioners for humid climates offers additional insights.

If you want a dedicated roundup focused solely on dual‑function units, see our separate guide on the best portable air conditioner and heater for year‑round comfort.

After thorough research, we selected ten top‑performing models that balance cooling and heating performance, energy efficiency, noise levels, and ease of installation. Below you’ll find our ranked list, followed by a detailed buying guide and answers to common questions.

Best Portable Air Conditioner with Heater Buying Guide

Cooling and Heating Capacity

The most critical factor is BTU (British Thermal Unit) rating, which determines how much heat the unit can remove or add per hour.

For cooling, a higher BTU means the unit can handle larger rooms; for heating, electric heat strips or heat pumps provide warmth.

As a rule of thumb, 8,000 BTUs covers up to 350 sq. ft., while 12,000, 14,000 BTUs suits rooms up to 700 sq. ft. If you’re cooling a large area, check our guide to portable air conditioners for large rooms.

For smaller spaces, our recommendations for small rooms may be more appropriate.

Most units in this roundup use a heat pump for heating, which is more energy‑efficient than electric resistance coils.

However, heat pump performance drops in very cold weather, so if you live in a region with harsh winters, consider a model with a supplemental heater or a higher BTU heating capacity.

Energy Efficiency

Energy efficiency is measured by EER (Energy Efficiency Ratio) for cooling and COP (Coefficient of Performance) for heating. A higher EER means lower electricity bills.

Many modern units feature inverter compressors that adjust speed to maintain temperature without frequent on‑off cycles, saving energy and reducing wear. For budget‑conscious shoppers, our best portable air conditioner under $300 guide highlights affordable efficient models.

If you want a unit that minimizes water drainage, a self‑evaporative design is key; see our self‑evaporative portable air conditioner guide for details.

Look for units with Energy Star certification, which indicates they meet strict efficiency guidelines. Inverter models typically have higher EER and quieter operation, making them a good long‑term investment.

Noise Levels

Portable air conditioners are inherently noisier than split systems because the compressor and fan are inside the room. Noise is measured in decibels (dB); units rated below 55 dB are considered quiet enough for bedrooms.

Dual‑hose models often run quieter because they don’t create negative pressure that forces the compressor to work harder. If silence is a priority, our best quiet portable air conditioner guide can help you find the most discreet options.

Most of our picks include sleep or night modes that reduce fan speed and compressor activity for quieter operation. Check the product specifications for dB ratings at different fan speeds.

Installation and Portability

Installation typically involves a window kit with an exhaust hose. Single‑hose units pull air from the room and exhaust hot air outside, which can create negative pressure and draw in warm air from gaps.

Dual‑hose models use one hose for intake and one for exhaust, improving efficiency and reducing pressure issues. For rooms without windows, a ventless design may be needed; our best portable air conditioner without hose guide explores those alternatives.

If you’re set on a dual‑hose unit, our ventless portable air conditioner guide also covers hose‑free options.

Portability features include caster wheels, carrying handles, and relatively compact dimensions. Most units weigh between 50 and 80 pounds, so wheels are essential for moving between rooms.

Smart Features and Controls

Modern portable air conditioners offer Wi‑Fi connectivity, allowing you to control temperature, fan speed, and scheduling via a smartphone app. Voice control via Alexa or Google Assistant is also common.

These features add convenience, especially for bedrooms where you want to adjust settings without leaving the bed. Our best portable air conditioner for bedroom use guide highlights models with smart controls.

Some units include a remote control, programmable timers, and sleep modes that gradually adjust temperature through the night.

When evaluating smart features, check app ratings and compatibility with your home ecosystem. A well‑designed app can make a big difference in daily use.

Build Quality and Warranty

Durable construction and a solid warranty are signs of a reliable product. Look for units with a metal or high‑quality plastic casing, reinforced hose connectors, and a well‑sealed window kit.

Warranty lengths vary: most brands offer one to three years on parts and labor, with some extending to five years on the compressor. For insights on long‑lasting models, see our best quality portable air conditioner guide.

A longer warranty often reflects the manufacturer’s confidence in the product’s longevity.

Also consider the availability of replacement filters and parts. Units with washable filters reduce ongoing costs and maintenance hassle.

Why You Should Trust Us

BestProducts is an independent review site that does not sell products or accept free samples from manufacturers. We evaluate each portable air conditioner using a consistent set of criteria and assign a BP Score on a 0, 10 scale.

Our assessments are based on thorough research: we analyze official specifications, aggregate expert review consensus, read thousands of verified buyer feedback, and consult published performance data from reputable sources.

We do not conduct our own product trials; our evaluations are grounded in research, published data, expert review consensus, and verified buyer feedback. This approach ensures our recommendations are unbiased and data‑driven.

For more context, you can explore our guide to portable air conditioners for apartments, which follows the same rigorous methodology.

Final Thoughts

After evaluating ten top‑contender models, we’ve identified the standouts in several key categories. Each award reflects the product’s BP Score and its performance relative to the criteria that matter most for a portable air conditioner with heater.

Best Overall: SLEKVERSA Energy Efficient Dual Hose Inverter Portable Air Conditioner with Heat Pump, With a BP Score of 9.9/10, this 14,000 BTU unit combines excellent cooling and heating, quiet inverter operation, and dual‑hose efficiency, making it our top pick for most users.

Best Dual‑Hose Performance: SereneLife 16,000 BTU Dual Hose Inverter Portable Air Conditioner, Also scoring 9.9/10, this model offers the highest BTU rating in our lineup, ideal for large rooms up to 700 sq. ft., with dual‑hose design for maximum efficiency.

Best for Compact Spaces: SereneLife 8,000 BTU Portable Air Conditioner and Heater, With a BP Score of 9.8/10, this small AC covers up to 350 sq. ft., includes Wi‑Fi, and is perfect for bedrooms or small apartments.

Best Value: Shinco 12,000 BTU Portable AC with Heater, Scoring 9.6/10, this unit delivers strong performance for rooms up to 450 sq. ft. at a competitive price, making it a smart budget pick.

For additional budget options, see our guide to portable air conditioners for camping, which includes affordable models suitable for temporary setups.

Frequently Asked Questions

How do portable air conditioners with heat work?

Most models use a heat pump that reverses the refrigeration cycle: in cooling mode, heat is extracted from the room and expelled outside; in heating mode, the process reverses to bring heat indoors.

Some units also include electric resistance heaters for supplemental warmth. For homes without windows, a ventless design is available; our guide to portable air conditioners without hoses explains how they work.

If you need a unit for a garage or workshop, see our best portable air conditioner for garage guide.

What size portable air conditioner with heater do I need?

Room size is the primary factor. For cooling, multiply the square footage by 20 to estimate the required BTU. For heating, consider the climate and insulation.

A 12,000 BTU unit typically suits up to 450 sq. ft., while 14,000, 16,000 BTUs handles up to 700 sq. ft. For a precise match, our guide to portable air conditioners for large rooms offers detailed sizing advice.

If your space is very small, a mini portable air conditioner might be sufficient.

Are portable air conditioners with heat energy efficient?

Yes, especially inverter models that adjust compressor speed. Look for units with high EER (≥10) and Energy Star certification. Heat pumps are more efficient than electric resistance heaters, providing up to three times more heat per watt.

For a deeper dive into energy‑saving features, read our best small portable air conditioner guide, which includes efficiency comparisons. Also, our personal portable air conditioner guide covers compact, low‑power options.

Do portable air conditioners with heat require a window?

Most require a window for the exhaust hose. However, there are ventless models that use evaporative cooling or separate water tanks. If you lack a window, check our best portable air conditioner no window guide for alternatives.

For apartments with strict window rules, our guide to portable air conditioners for apartments provides installation tips.

Can I use a portable air conditioner with heat year‑round?

Yes, that’s the main advantage. In summer, use cooling mode; in winter, switch to heating. Some models include a dehumidifier mode for spring and fall.

For continuous use, ensure the unit has a reliable drainage system (self‑evaporative or continuous drain). Our guide to portable air conditioners without a hose covers self‑contained options that require minimal maintenance.

Also, our dual portable air conditioner guide highlights models with enhanced durability for year‑round operation.

How noisy are these units?

Noise levels range from 50 to 60 dB, similar to a window AC. Inverter models and dual‑hose designs tend to be quieter. Look for units with a sleep mode that reduces fan speed.

For a comprehensive comparison, see our guide to fans and portable air conditioners, which includes noise ratings.

If you’re sensitive to sound, our best wife portable air conditioner guide (a playful name for a quiet, spouse‑approved unit) may help.

Do these units also dehumidify?

Yes, virtually all portable air conditioners remove moisture as a byproduct of cooling. Many models have a dedicated dehumidifier mode that runs the fan without cooling. For dedicated dehumidifying, our dehumidifiers guide offers standalone options.

If you live in a damp climate, a model with a high dehumidification rate (pints per day) is beneficial.

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