Best Portable Car Heaters


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During winters, it becomes very difficult to travel in a car because you feel cold and need some warmth. In order to make your travelling experience warm and enjoyable, manufacturers have made an accessory which is known as a portable car heater. These best portable car heaters can be a lifesaver for you in cold weather. No matter how cold your car is, a portable heater immediately provides warmth and comfort to you. There are many electric heating options available for cars and for larger vehicles. Compact heaters are designed to defrost your windshield and heated massager cushions warm you up within no time. 

There are different types of portable heaters such as powerful propane units, ceramic truck heaters, inline diesel heaters and defrosters. They can easily operate from a 12V cigarette lighter outlet. As there are numerous different forms of portable heaters that come with different features, it might be a difficult task for you to choose the best product for you. In order to help you, we are providing you with a buying guide that will explain all the key features that you should look for while buying a portable car heater for you. Read our buying guide and find the best portable heater for you. 

Best Portable Heaters For Cars 2021

NO.1  Zerostart Interior Car Warmer Electric Portable Heater

It is an ideal car warmer to use in passenger, light-duty, and recreational vehicles. It will make your car windows frost free even before your engine starts and it provides warmth within seconds.

Due to the automatic high temperature safety sensor, it automatically shuts off when temperature reaches 158° F (70° C). It automatically resets and resumes heating after a 15 -30 minute cool-down. It is a perfect choice for you to use in winter and in order to stay warm while travelling. 


  • It provides you frost-free windows 
  • It automatically shuts off and ensures safety 
  • It automatically resumes heating after 20 minutes of cool down 
  • It comes with a universal fit 


  • It is not durable 
  • It requires professional installation 

NO.2  Comfier Massage Seat Cushion With Heat

This back massager comes with 10 vibrating motors and its heat function provides soothing gentle massage for the back in order to relieve stress and muscle tension. Its customized setting helps you to choose the massaging area and there are all-inclusive 5 programmed modes and 3 variable massage intensities to give you the best massage you can customize.

Its massage cushion comes with heat functions on the full back and seat area that provides heat therapeutics for back, hip and thighs. There are two heat levels available and the back heater and seat heater can work separately. Its auto shut-off system ensures safety and it automatically shuts off after 30 min. These best portable car seat heater is very safe and reliable to use. 


  • There are 10 vibrating modes 
  • Customized setting helps to choose the desired massaging area 
  • Massage cushion provides heat for back, hip and thighs 
  • Two heat levels are available 
  • It features an auto shut-off system 
  • It is highly safe and reliable 


  • Vibrations are loud 

NO.3  Caframo Limited True North Space Heater

This top portable electric car heaters comes with a built-in adjustable thermostat that keeps the room warm on the chilliest of nights. There are five heating settings and you can adjust according to your desire.

It features dual overheat protection that makes it very safe to use. It is perfect to use at home, the cottage or in the RV. 


  • It comes with an adjustable thermostat 
  • It features five heating settings 
  • It comes with a dual overheat protection for safety 
  • Its noise level is less 


  • Not suitable for camping 
  • Cheaply made 

NO.4  Amazon Basics 500-Watt Ceramic Small Space Personal Mini Heater

This mini heater is very compact and it is specifically designed for tables or desktops. It features efficient ceramic rolls that will heat up the space within seconds.

It is available in four different colors so that you can choose according to your decor. To ensure extra safety, it comes with tip-over protection. It is an ideal heater to use for small spaces such as home or office. 


  • It is specifically designed for table and desktops 
  • Due to ceramic rolls, it heats up the space within seconds 
  • It is available in four different colors 
  • It comes with tip-over protection to ensure extra safety 
  • It is ideal to use for small spaces 


  • It smells bad due to chemicals 
  • There is no auto shut-off 

NO.5  Portable Car Heater,Auto Heater Fan,Car Defogger

This high powered heater helps you to make your windows frost free within seconds. Two strategically placed vents of high powered fans provide heat to both the windshield and the inside of the car.

This heater uses energy from the alternator making it the most efficient way to stay warm and heats up the car within 60 seconds. This multi-purpose heater can also be used to defrost windows. It is made up of ABS material and is durable to use. 


  • This heater helps to defrost the windows of your car
  • Strategically placed vents provide heat to windshield and inside the car
  • It uses the most efficient way to heat up your car
  • It is durable because it is made up of ABS material


  • It  takes some time to warm up the place 


  • Weak output of heat 

NO.6  Mr. Heater Indoor-Safe Portable Propane Radiant Heater

This imported heater is made up of plastic, steel and nickel. It covers up the space up to 225 square feet and can be used for both indoor and outdoor. It works very efficiently. It features a fold-down handle that makes it easy to carry and move.

It  is the perfect solution for heating enclosed spaces like large tents up to 200 sq. ft. Oxygen Depletion Sensor (ODS) and accidental tip-over ensures safety while using this heater in an enclosed space. 


  • Manufacturing material is high quality plastic and steel 
  • It can be used for both indoor and outdoor 
  • A fold-down handle makes it easy to move 
  • It is perfectly designed to heat enclosed spaces 
  • Oxygen depletion sensor ensures safety 


  • It might cause serious injuries 

NO.7  RoadPro RPSL-681 12V Direct Hook-Up Ceramic Heater/Fan

This ceramic heater can directly hook up to your vehicle battery and provides warmth to you. You can easily switch it from heat to cool settings any time. It is perfect to heat up enclosed spaces.

If you are looking for a car heater, then this heater is highly  recommended to you. It comes with all the tools that are required for installation. 


  • It can directly hook up to your vehicle battery 
  • It can be switched from heat to cool settings
  • Specifically designed to heat up enclosed spaces 


  • It requires professional installation 

NO.8  Happybuy 5KW Diesel Air Heater 12V Diesel Parking Heater

This aluminum constructed heater is integrally formed and provides fast heating. The optimized frequency conversion ECU accurately controls the injection frequency of the oil pump, and controls the intake air amount with the precise speed to extend the service life of the heater.

Due to blower speed control, silent fan, silent oil pump, it effectively reduces noise. It includes all mounting screws, installation kit with installing instructions. This diesel heater is perfect for various diesel mechanical vehicles such as cars, buses, RVs, trucks, engineering vehicles, etc.


  • It is made up of durable aluminum body 
  • It produces low noise due to silent fan and silent oil pump
  • It comes with a complete accessory kit 
  • It can be used for various diesel vehicles


  • No assembly instructions 
  • Not long lasting 

NO.9  Naipo Shiatsu Back And Neck Massager

This specifically designed back and neck massager comes with an adjustable intensity button that provides 3 different speeds, low, medium and high. In order to relieve muscle tightness, it features 8 deep-kneading Shiatsu massage nodes.

There is a built-in advanced heat function that transfers warmth to muscles. Its automatic shut off feature turns it off automatically after 20 minutes. It can be used for massage, neck, shoulder, back and leg. It is perfect to use in the office, vehicle and home. It includes a UL approved power adapter and a car adapter. 


  • It provides you 3 different speeds 
  • It helps to relieve muscle tension through deep-kneading massage nodes 
  • Advanced heat function transfers warmth to muscles 
  • Automatic shut off features ensures safety 
  • You can use it for massage, neck, shoulder, back and for legs 
  • It comes with a UL approved power adapter and a car adapter


  • Bad quality 
  • It does not last long  

NO.10  Roadpro Rpsl-581 12-Volt All-Season Heater 

This all season heater Uses One 20 Amp Blade Fuse and due to its adjustable swivel base, it can plug directly into the lighter/power socket. It uses 180 Watts Power Rating and 15 Amp Current Draw.

It includes installation hardware. It helps you to stay cool in summer and stay warm in winters. It is Perfect for professional drivers as well as RVs and campers. 


  • It is perfect for all seasons 
  • It provides coolness in summers and warmth in winters 
  • You can plug it directly into lighter/power socket 
  • Ideal for  professional drivers


  • Not enough to defrost a windshield  

The Best Portable Car Heaters For 2021 Buying Guide

the best portable car heaters

Benefits of using portable car heaters 

  • Comfort 


If you live in an area where it is too cold and you start to shiver whenever you take a ride in your car, a portable heater is best for you as it provides maximum warmth and comfort to you. By having a heater in your car, you can go anywhere even during harsh winters or snow fall. 

  • Feasibility 


During harsh winters, when your windows are completely frozen and you can hardly feel your fingers, a portable heater is such a practical thing to have in your car. It makes your windshield clear and makes the inside of your car warm in no time. 

Key Features To Look For In A Portable Car Heaters 

  • Power

Before buying a car heater, make sure that the heater’s voltage matches with the voltage from your car. Identify how heaters are powered in your car because it is very necessary to buy a heater that is compatible with your car. Most of the heaters use 12V cigarette lighter port. 

  • Efficiency 

Due to efficiency percentage, you will have a good idea about utilization of heat from a portable car heater. Most of the heaters are efficient but have a look to make sure that percentage is 95% or above. 

  • Safety 

In order to add safety while using a portable heater, you should look for Oxygen Depletion Sensors (ODS) or an accidently trip-off feature that shuts off the heater on its own without causing any damage. 

  • Suitability 

Before buying a heater, make sure that it is suitable for your car because some larger and powerful heaters do not suit cars and you can get into trouble. If your vehicle is large, you can jot down the size of the area that you would like to heat. 

  • Budget 

It is one of the most important features while buying any product. If you have a low budget, then simply go for a portable car heater but if you have a high budget, you can go for other options such as heated car seats or heated blankets that provide you a great deal of comfort. 

Tips For Using A Portable Car Heater 

There are some safety precautions that you need to take while using a portable car heater in your car. 

  • Keep water away from the heater 
  • Choose a heater that comes with a trip-over feature
  • Make sure that your heater has a thermostat 
  • Plug you heater into correct power outlet 
  • Shut off the heater when it is not is use 

Portable Car Heaters FAQs 

Q: Is it safe to use a portable car heater?

A: Before buying a heater for your car, make sure that it has a safety certificate and is designed to use in a vehicle. Make sure that it is compatible with your vehicle. Do not risk your life by choosing a cheapest heater for your car and look for reputable brands. 

Q: Does a portable car heater come with a remote?

A: Some of the portable heaters come with a remote you that you can operate them easily while being seated. But for some of the heaters, you have to operate them directly. 

Q: How much time a heater is required to warm up the whole car?

A: There is no specific time and it varies. Some larger powerful heaters require less time whereas, if your vehicle is large, it will take some time to warm up the whole vehicle. 



Best car heater cigarette lighter play a very significant role in travelling during harsh winter weather. It helps you to stay warm and comfortable while travelling.

There are numerous features that need to be addressed such as safety, efficiency, suitability and compatibility with your vehicle. If you want to buy the best portable heater for you, read our buying guide as it will prove very helpful to you. 



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