10 Best Energy Efficient Space Heater To Buy in 2021 (Reviews & Buyer’s Guide)

Best Space Heater

Last Updated on December 25, 2020

As soon as winters arrive, all you need is a warm place. Be it your living room, bedroom, dining area or even bathroom, you are going to need space heater.

There are many portable heaters available in market. Many of them work effectively and rest are just good looking. Some of them save lot of electricity while others can give you shock with their power consumption speed.

So how to decide which is the best energy saving space heater?

Our best energy efficient space heater reviews will definitely help you to purchase perfect product. And the buyer’s guide at the last section will solve all your questions related to portable space heaters.

10 Best Energy Efficient Space Heater To Buy

Product Ratings Price
Dr Infrared Heater Portable Space Heater, 1500-Watt 4.7 View On Amazon
Lasko 5409 Oscillating Floor Heater 4.5 View On Amazon
Bovado USA 166648 Ceramic Space Heater 4.4 View On Amazon
Lasko 6435 Designer Series – Remote Control 4.2 View On Amazon
Lasko 5309 Electronic Oscillating Tower Heater 4.3 View On Amazon
PELONIS HO-0201 Top Rated Portable Space Heater 4.8 View On Amazon
Heat Storm HS-1000-WX 4.2 View On Amazon
Lasko 754200 with Adjustable Thermostat 4.7 View On Amazon
Vornado VH2 Whole Room Vortex Heater 4.3 View On Amazon
RICHFLAME Ada Electric Fireplace Heater Stove 4.5 View On Amazon

Best Space Heater Reviews

We looked into all the aspects of such heater. Power consumption and electricity bill is one of the biggest concern of all the buyers. Feeling warm during winters is awesome but at the same time these heaters should not cost you fortune in electricity bill.

We will also discuss about best space heaters for large rooms, bedrooms, small rooms and much more. So here is the complete list of most energy efficient space heater that you should buy.

1. Dr Infrared Heater Portable Space Heater, 1500-Watt

Read Customer Reviews Here »

The classic looking Dr Infrared Heater stands #1 in our best space heater reviews. This is because of its exemplary features.

Its advance dual heating system provides fast heating to large rooms. It delivers 60% more heat as compared to other models consuming 1500 Watts. Also the low noise of blower makes it best quiet space heater.

This product is certified by Underwriters Laboratories (UL) USA and Canada. This ensures you of highest safety standards along with using quality materials.

It has three stages of heating: Auto, low and high. You can set the temperature accordingly. In addition, you can also set the temperature on high or low manually or set it with the help of timer.

You know what makes this product so special?

It uses infrared heating technology. This means it heats up the objects of the room rather than air. Ultimately, makes you feel comfortably warm. In addition, it is easily accessible using remote. So no need to stand up every time you wish to change the temperature.

Do not worry about the look of this product. Its classic design will perfectly fit in your room making it beautiful and cozy.

What we Liked/Disliked


  • Portable space heater
  • Quiet and efficient blower
  • Lifetime of 80000 hours
  • Auto power settings
  • Dual heating system
  • Remote control system
  • Fastest heat transfer rate
  • Infrared heating
  • Energy savings


  • Not any
Key Features

Weight/Power Consumption Of Dr Infrared Heater Portable Space Heater:

  • Weights 24 lbs
  • Consumes 12.5 Amps of power (1500 Watts)

Suitable For:

  • This is energy efficient space heater for large room

2. Lasko 5409 Oscillating Ceramic Tabletop/Floor Heater with Thermostat

Read Customer Reviews Here »

This product is among the most purchased space heaters on amazon. Which makes it stand #2 on our best review list.

Low weight of this heater makes it very easy to move from one place to another. All you need to find is good plugging point. And it effectively warms small areas of home and office.

If you’re on strict budget then this product is just right for you. Save your hard earned by purchasing this cheap space heater.

Apart from that, it has three control options: fan only, low heat and high heat. You can manually set the temperature if you wish.

If you’re worried about the safety then let me tell you that this heater detects overheating. It automatically shuts down if temperature goes above certain limit. Also the oscillating ceramic heating effectively warms up small rooms.

Thermostat heating feature of Lasko 5409 actually warms the air rather then just blowing hot air. Which means the room will stay warm for little while even after you turn it off. Ain’t that amazing? Heating and saving energy, both at the same time.

This product is available in different shapes and sizes. You can easily fit it in small space without adjusting.

What we Liked/Disliked


  • Budget-friendly, cost effective space heater
  • Portable
  • Detects overheating
  • Adjustable thermostate
  • Easy to use


  • Quite noisy
  • No remote control option
  • No fast heating
  • Lasts only few months
Key Features

Weight And Power Consumption Of Lasko 5409:

  • Weight varies according to its size. (There are 4 different sizes)
  • It consumes 1500 Watts

Suitable For:

  • This portable energy efficient space heater is best for small rooms.

3. Bovado USA 166648 Ceramic Space Heater, Personal Warming Fan with Adjustable Thermostat, Carrying Handle & Safety Features – by Comfort Zone (Black)

Read Customer Reviews Here »

If you are looking for a compact heater than Bovado USA 166648 model is just perfect for you.

It is easy to carry as it is super-light. Carrying handle at its back makes it convenient to shift from one place to another. You can even include it in your travel bag. No need to worry about chilly weather when you have this best personal space heater.

Just like big models, it also have three temperature settings: high heat, low heat and fan only. You can manually adjust the intensity according to your comfort.

They use PTC technology which means the heat can easily transfer into small spaces with specialized ceramic heating discs.

Proper safety measures and testing is done to meet global quality standards. Also the overheat protection feature prevents burning of the product.

What we Liked/Disliked


  • Ceramic PTC heating
  • Adjustable thermostat
  • Power indicator light
  • Carrying handle
  • Overheat protection system
  • CE certified


  • Not to use for long hours
Key Features

Weight/Power Consumption Of The Product:

  • It weights 2.75 pounds (6.5 lbs)
  • Energy consumption of 1500 Watts

Suitable For:

  • This is best personal space heater.

4. Lasko 6435 – Best Remote Control Space Heater Under $50

Read Customer Reviews Here »

The odd shapes of certain heaters can really make your room look ugly. And not to mention cheap space heaters do not come in impressive style.

But here’s a good news for you.

Lasko 6435 designer model adds elegance to your bedroom along with great heating. Plus the metal base helps to keep heater in its proper position.

Multi functioning remote control system enables you to switch on and off the device easily. Its electric touch control options makes easy for you to access it manually.

You must be wondering, does this have timer option?

Yes, it does. It also posses feature of automatic shut down. Which means you do not need to wake up and shut off the device. In addition, it also saves power which makes it best energy efficient space heater for large room.

Three silent settings of the product are: High heat, low heat and auto.

Oscillating movement easily spreads heat to a large room in very short span of time. Which makes it an excellent partner for winters.

What we Liked/Disliked


  • Designer finish
  • Multi function remote control
  • Timer
  • Adjustable thermostat
  • Electric touch operation
  • Oscillating movement for broad coverage
  • Automatic overheat protection
  • Not very noisy


  • Not really
Key Features

Weight / Power Consumption Of Lasko 6435:

  • It weights 10 lbs
  • Power consumption of 1500 Watts

Suitable For:

  • Best space heater for bedroom

5. Lasko 5307 Oscillating Ceramic Tower Heater, 16-Inch

Read Customer Reviews Here »

Children are more sensitive to chilly weather than adults. They have high chances of getting ill if they do not get proper heat.

So we present you our best energy efficient space heater designed especially for children and pets.

The quite settings of this product will not disturb sleep your love and warm up the small space effectively. Select your ideal heat temperature from: High heat, low heat and fan only.

This product meets all the safety measures. Safe ceramic element detects overheating which protects your home from fire accidents.

The build in carry handle allows you to shift it from one place to another place easily.

Further, oscillating motion of this heater effectively warms up small space. Even after you shut off the device, you can feel the warmth for a little while.

This Lasko space heater is fully assembled, which means all you need to do is plug in, turn on and get cozy.

What we Liked/Disliked


  • Automatic overheat protection
  • Oscillating movement
  • Easy to use controls
  • Built-in handle
  • Cool touch housing
  • Quite settings
  • Fully assembled


  • No timer
  • No remote control system
Key Features

Weight & Power Consumption Of Lasko 5307:

  • 4.6 lbs is the total weight.
  • Maximum power consumption of 1500 Watts

Suitable For:

  • Safest space heater for small room.

6. PELONIS HO-0201 – Top Rated Portable Space Heater with 3 Heat Settings

Read Customer Reviews Here »

A super quiet oil filled portable space heater stands at number #6 in our best review list. What makes it so different from others? Lets check it out.

Its 4-castor wheel and built-in carry handle makes it super easy to move from one place to another. You do not have to rely on another person to shift this product. Plus the metal construction makes this device strong and durable.

You can manually choose appropriate temperature from: low 600 watts, medium 900 watts and high 1500 watts. Or else, let the adjustable thermostat do its work.

This oil space heater heats up the air and circulates around the room through convection. Also, Pelonis HO-0201 radiator heater do not require oil refilling.

In addition, it automatically shuts down if case of over heating. Thus, Keeps your home safe.

What we Liked/Disliked


  • Overheat shutoff
  • Super quite
  • Oil filled radiator
  • Safety switch
  • Easy to shift
  • Adjustable thermostat
  • Easy analog display


  • No remote control
  • No timer
Key Features

Weight – Power Consumption Of PELONIS HO-0201:

  • 16.09 pounds
  • Maximum power utilization of 1500 watts

Suitable For:

  • Energy efficient space heater for large room.

7. Heat Storm HS-1000-WX – Energy Efficient Heater for Bedrooms or Small Spaces – 500-1000 Watts

Read Customer Reviews Here »

This simple yet elegant heater is enough to keep you warm throughout winters. It holds a special place in our best space heater reviews. Keep scrolling to find out why.

If you’re worried about space in small apartment or bedroom. Then you will definitely fall in love with this product. It uses infrared heating technology, sufficient to warm up small space fast. You can easily mount it on wall and save your floor space.

It falls under category of small space heaters. Makes it perfect for small bedroom, kitchen and office.

LED display is another attractive feature of this product. You can easily set the perfect temperature using remote.

Anti-trip technology automatically shuts off the device in case of over heating. Ensuring safety of home and family.

What we Liked/Disliked


  • Saves floor space
  • LED display
  • Remote control
  • Anti-trip technology
  • Heats up 500 sq foot easily
  • Wall mounted
  • Portable
  • Easy to lift


  • A bit noisy
  • Little expensive
Key Features

Weight / Power Consumption Of Heat Storm HS-1000-WX:

  • It weight 8 pounds
  • Maximum power consumption of 1000 watts.

Suitable For:

  • Energy efficient space heater for small room

8. Lasko 754200 – Best Space Heater with Adjustable Thermostat – with Adjustable Thermostat

Read Customer Reviews Here »

Lasko is one of the most trusted brands when it comes to the heater. No doubt, they are best selling space heaters on Amazon. This is because they are very cheap and durable.

It is really tuff job to find a cheap space heater that provides sufficient heating. You might find inexpensive products in the market but they certainly have issues. They do not match safety measures as well as they are not certified. Trust me, you do not want to risk yourself with them.

So here we present your best budget space heater on our review list.

Apart from being inexpensive, this Lasko product is the best energy saving space heater. You can manually adjust the thermostat at the temperature you wish. Three setting options are: fan only, high heat and low heat.

Easy to move and operate, this product also falls under the category of best portable space heaters. The built-in handle makes it convenient to carry and shift.

Safety measure includes automatic overheat protection. It automatically shuts down once it sense overheating. Hence, it protects your home and family from fire accidents.

What we Liked/Disliked


  • Most cost effective space heater
  • Automatic protection from overheating
  • Adjustable thermostat
  • Portable
  • Fully assembled
  • Built-in safety features


  • Little noisy
  • Life span for few months
Key Features

Weight And Power Consumption Of Lasko 754200:

  • This item weight 2.45 lbs
  • Maximum power consumption of 1500 watts

Suitable For:

  • Best space heater for small room

9. Vornado VH2 Whole Room Vortex Space Heater Under $100

Read Customer Reviews Here »

As we are near to end our best space heater reviews, Vornado vh2 vortex makes number #9 in the list.

This heater delivers continuous and uniform distribution of warm air in a small space. Which means there are no cold or hot spots, just a warm and cozy room.

An adjustable thermostat allows you to set the desired temperature. It automatically shuts down in case of overheating. Thus, keeps you safe.

What we love the most about this product is its silent operation. It does not produce annoying sounds like other fan heaters. Also, the lightweight of this device makes it easy to carry. Hence, you can say it is one of the best portable space heaters.

What we Liked/Disliked


  • Fastest heating
  • Automatic safety shut off system
  • Tip over protection
  • Cool touch case
  • Energy saving space heater
  • Fully assembled
  • Adjustable thermostat


  • Expensive compared to competitors
Key Features

Weight & Power Consumption Of Vornado VH2:

  • It weight 5.2 lbs
  • It consumes 1500 watts

Suitable For:

  • Best space heater for bedroom

10. RICHFLAME Ada Portable Electric Fireplace Heater Stove – Best Deal Under $100

Read Customer Reviews Here »

Last but not least. Unlike other heaters, this one does its work and entertains you at the same time.

Also, it is one of the most efficient space heater as the results are excellent when it comes to energy saving. This mini space electric fireplace heater is a portable and safest space heater for small rooms.

It comes in three different colors to choose from. And trust us, you will surely love their every color.

Control switch buttons have a normal on and off function. Apart from it, you can turn on the flame effect along with heating. Or you can simply turn on the heater. Which definitely makes it place on our best space heaters list.

The only thing you need to take care of never touches its surface when in use. Use handles if you wish to move the heater.

This product is not suitable for bathroom, laundry room and any place which is usually wet. Also, keep it away from flammable materials in order to avoid fire.

What we Liked/Disliked


  • Energy saving
  • Fast heating
  • Portable space heater
  • Carry handle
  • Easy to move
  • Overheat protection
  • Tip-over protection


  • Surface gets hot while in use.
  • Never take it near wet areas.
Key Features

Weight & Power Consumption:

  • It weights about 8.05 pounds
  • Maximum energy consumption of 1200 watts.

Suitable For:

  • Best space heater for bedroom

Buyer’s Guide

Now when you already know the best energy efficient space heaters list. You must be curious to find an answer to certain questions. Our buyer’s guide will definitely help you to purchase the best space heater.

1. Are space heaters safe?

This depends on manufacturing products and usage. Cheap heaters have a high chance of causing fire hazards than expensive ones. This is because they do not use quality products and do not pass certain safety tests.

On the other side, if you choose a heater which passes all safety measure, risk of fire accident decreases.

Safety do not always depend upon the cost of the product. It also relies on what type of space heater you are using.

Many countries have banned gas heaters as the carbon released from it is hazardous to health. While some electric heaters release toxin substances. But in most cases, an electric heater is safer to use as compared to others.

On a general note, always follow the instructions that come along with the product. Not only it will increase its life but also prevent fire accidents.

Thus, space heaters are safe if you use them properly.

2. How much electricity does a space heater use?

According to national average electricity rate, it costs $2.82 a day if you use heater for 16 hours.

Electric space heaters are energy efficient as compared to oil and propane heaters.

Natural gas also costs low and helps in energy saving.

If you wish to calculate how much energy do a space heater consume, use the below formula by consumerreports.org:

1. Multiply 1500W by X hours of use = A.

2. Multiply A by your electricity rate per kilowatt hour = B.

3. Divide B by 1000.

3. Do space heaters save money?

If you prefer electric space heaters over other products then you will surely cut down your electricity bill.

Use an electric heater with a good or automatic thermostat. This will maintain the perfect room temperature and save energy.

Do not keep them at high temperature as it will consume more power. Also, it will affect your health. Maintain mild temperature as it will increase the life span of the product and reduce the risk of overheating.

Lastly, our best energy efficient space heaters reviews will not fail you to buy perfect partner during chilly weather. Also, checkout homestuffpro for more reviews and guidelines to make the perfect home.

homestuffpro.com is reader-supported and a part of the Amazon Affiliates Program. When you buy through links on our site, we may earn an affiliate commission. Read our disclosure for more information.

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