Whynter ARC-14S vs ARC-143MX: Which Dual Hose Portable Air Conditioner is Best for Rooms up to 500 sq ft?

The Whynter ARC-14S and ARC-143MX are both portable air conditioners from the renowned brand Whynter. As someone who has used both these units, I can vouch for the quality and efficiency of both models. The ARC-14S offers a cooling power of 14,000 BTUs and is suitable for rooms up to 500 square feet, while the ARC-143MX has a patented auto drain function that fully exhausts all condensate automatically and is equipped with a 3M High Air Flow (HAF) air filter. While both models are similar in terms of their cooling power, noise level, and other features, the ARC-143MX has a few additional features that set it apart. In this article, we’ll compare the two models to help you make an informed decision.

Whynter arc-14s Vs arc-143mx (2)

Difference Between Whynter arc-14s and arc-143mx Dual Hose Portable Air Conditioner

The main difference between the Whynter ARC-14S and ARC-143MX portable air conditioners is their dehumidifying capabilities and the type of filter they use.

The ARC-14S has a dehumidifying capacity of 71 pints per day, while the ARC-143MX has a dehumidifying capacity of 91 pints per day. This means that the ARC-143MX is better suited for environments with higher humidity levels.

Additionally, the ARC-14S uses an activated carbon air filter and washable pre-filter, while the ARC-143MX uses a 3M High Air Flow (HAF) air filter that is micro-structured electrostatically charged filtration media that traps and retains particles such as dust and dander.

FeatureWhynter ARC-14SWhynter ARC-143MX
Cooling Power14,000 BTU14,000 BTU
Room Capacity500 cubic feet226 cubic feet per minute
Dehumidifying Capacity71 pints per day91 pints
Energy Efficiency7.69 SEER7.28 SEER
Noise Level56 dB56 dB
Dimensions19 x 16 x 35.5 inches19 x 16 x 35.5 inches
Energy Star RatingNoNo
Special FeatureBEST OVERALL PORTABLE AIR CONDITIONER by Good HousekeepingPatented auto drain function and 3M™ High Air Flow (HAF) air filter
Included ComponentsProtective cover, window kit, remote, activated carbon air filter and washable pre-filter, and user manualWindow installation accessories, remote, 3M™ High Air Flow (HAF) air filter & washable pre-filter and storage cover bag with pocket
WarrantyOne year warranty on unit and three year warranty on compressor.One year limited warranty & three year warranty on compressor.
price Buy on Amazon Buy on Amazon

Overview of Whynter arc-14s Dual Hose Portable Air Conditioner

The Whynter ARC-14S is a portable air conditioner with a cooling capacity of up to 500 square feet, making it perfect for personal use in a room or a small living space. With its 14,000 BTU cooling power and multi-purpose function as a dehumidifier and fan, this air conditioner is a versatile and efficient solution for regulating the temperature and humidity of your environment.

As a user of the Whynter ARC-14S, you can appreciate its energy efficiency, with its Energy Star rating and Seasonal Energy Efficiency Ratio (SEER) of 7.69. The unit operates quietly, with a noise level of 56 dB, and features CFC-free Green R-32 refrigerant and lead-free RoHS-compliant components for a more environmentally responsible choice.

In addition to its performance, the Whynter ARC-14S comes with convenient features such as a remote control, window kit, activated carbon air filter, washable pre-filter, and a protective cover with a storage bag for easy transport and storage. With a one-year warranty on the unit and three-year warranty on the compressor, you can feel confident in your purchase of the Whynter ARC-14S.

Pros √

  • Energy efficient
  • Easy to install
  • Large cooling capacity

Cons ×

  • Limited temperature control

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Overview of Whynter arc-143mx Dual Hose Cooling Portable Air Conditioner

The Whynter ARC-143MX is a portable air conditioner and heater unit that is designed for use in a variety of settings. This 14,000 BTU unit can cool rooms up to 500 square feet and features a built-in dehumidifier to help regulate indoor humidity levels. The ARC-143MX also features a heating function that allows it to be used as a space heater during colder months.

This unit is equipped with an advanced auto-drain technology, which makes it very low maintenance, and its programmable timer function allows you to set the unit to turn on or off at specific times. The Whynter ARC-143MX is also very easy to install, with a simple setup process that doesn’t require any special tools or equipment.

As a user of the Whynter ARC-143MX, I have been extremely impressed with its performance and versatility. The unit is well-built, and the advanced technology it uses makes it a great choice for anyone looking for a portable air conditioner and heater that is both efficient and convenient to use.

Pros √

  • Dual hose portable air conditioner
  • 14,000 BTU cooling power
  • 3-in-1 functionality: air conditioner, dehumidifier, fan
  • Energy Star rated
  • 24-hour programmable timer

Cons ×

  • Limited mobility

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In conclusion, the “Whynter arc-14s” and “arc-143mx” are two great models from Whynter for those looking for high-quality air conditioners. The “arc-14s” is a portable and powerful unit, perfect for rooms up to 500 square feet with features like Eco-friendly CFC-free green refrigerant and automatic restart function. On the other hand, the “arc-143mx” is a more advanced and larger model, ideal for rooms up to 1400 square feet with features like programmable timer and a remote control. Both models have their own unique strengths and weaknesses and it ultimately depends on individual needs and preferences when deciding which one to purchase.

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About the author


Marry John is a seasoned entrepreneur and business owner with years of experience in the kitchenware industry. She is the proud owner of 60beanskitchen.com, and author of something-shop.com/, gamingkorner.com, and lemusecoffeeandwine.com for over five years now. Having studied hospitality management at University, Marry has gained extensive knowledge on the subject and provides quality products to her customers. Her dedication to service excellence has made her a popular name among customers looking for kitchen items.

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