Top 10 Best Portable Radiator Heaters in 2021 Reviews | Buyer’s Guide

portable radiator heaters

Winter is approaching and we all need an efficient and affordable heating solution for our rooms. That’s where portable radiator heater kicks in. Totally worth the hype, oil-filled radiator heaters efficiently heat any space, small or big. Unlike fan heaters, the portable radiator heaters deliver hours of constant warmth keeping you cozy all day long. Consistent, powerful, and safe heating has never easier or energy-efficient. When the weather turns cooler, turn to a radiant heater!

Before you purchase the portable radiator heater, let’s have a quick look at the brief buying guide.

List of Best Portable Radiator Heaters in 2021

#10. Air Choice Oil Heater

Air Choice Oil Heater

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This oil-filled radiator heater by Air Choice is great to combat the cold winter season by instantly heating the cold indoor air. A powerful, secure, and smart way to a warm comfortable winter indoors! It adopts energy-saving and environment-friendly heating technology that makes your room warm in a few seconds without any noise or disturbance. The 700W oil heater is able to heat 120 sq ft room while saving electric bills.

The Air choice small radiator heater is equipped with an adjustable thermostat and a built-in overheat shut-off feature to prevent fire. When there’s an abnormal rise of temperature or interior components overheat, this safe heater shut-offs automatically to keep you and your family safe during cold winter days. Plus, it’s maintenance-free and durable. You don’t have to replace or refill the heater’s inside oil so you can enjoy quiet and warm winters for about 5 years.

You can place anywhere you like; enjoy a warm environment in the office, bedroom, study, or living room during winters. Besides, the small size makes it very portable, it fits easily in spaces like narrow corridors and under-desk.

  • Adjustable thermostat
  • 700W
  • Overheat protection
  • Instant warming
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#9. Aigostar Pangpang radiator heater

Aigostar Pangpang radiator heater

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For those who want a warm home in winters, Aigostar Pangpang oil-filled radiator heater can be an amazing option to get constant heat during chilly weather. You don’t have to pay huge sums of electric bills, thanks to the energy-saving technology. This Aigostar 1500W offers long-lasting heating to 10-15m2 area. One amazing thing is that you can set the temperature depending on your heating needs. It has 3 heat settings (600, 900, and 1500W) and an adjustable thermostat to customize it your way.

Let’s talk about how safe this radiator heater is! It has built-in overload protection that automatically shuts the heater so you stay safe. Plus, to prevent the freezing of pipes, there’s an anti-freeze setting.

This 7-Fin radiator heater operates silently without bothering anyone. No refilling required; it’s equipped with 5.8’’ wide and 0.04’’ thick carbon steel. You don’t worry about storage or maneuverability, this portable 15.4 X 6.4 X 26.1 inches heater has 4 caster wheels and a carry handle so you can move it from one room to another easily.

  • 3 heat settings
  • Adjustable thermostat
  • Overheat shutoff
  • Caster wheels

#8. COSTWAY Oil Filled Radiator Heater

COSTWAY Oil Filled Radiator Heater

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Looking for a way to stay toasty warm this winter, the COSTWAY radiator heater can provide you continuous warm in severe winter. This considerate and safe heater makes up our list because it quickly warms up the cold air around you in room or office. The heating power of 700W offers efficient heating with remarkably quiet operation.  An adjustable thermostat, 7 small heat sinks, power indicator, and high-quality construction make it very user-friendly. No hassle for refilling, this has everlastingly sealed oil for stable, even, and quick heating.

Secondly, you get lower energy bills with its energy-saving mode that keeps the heater on standby when the desired temperature is achieved. It is totally safe to be used for office, your child’s room, and the elderly. Overheat or overload protection is offered by the auto-shutoff feature to improve the heater’s safety and prevent fire hazards. Since portability is a major concern for many, this small heater features a carry handle on the front with a bottom stand.

  • 700W maximum power
  • Overheating protection
  • Adjustable thermostat
  • Easy-carrying handle
  • Power-saving mode

#7. Tangkula Oil Radiator Heater

Tangkula Oil Radiator Heater

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Tangkula radiator heater offers you instant relief from severe cold in the shortest possible time. Unlike conventional oil-radiator heaters, it features a unique design that makes heated air rise and gains speed faster resulting in immediate hotter air in the space. Thanks to the space-saving and small 14″x5.7″x23″ size, it’s very portable. Besides, it’s equipped with 4 caster wheels and a portable carry handle on the front which makes it convenient for you to glide from room to room. Sleek rounded design with silent operation makes it a great heating solution.

To set the temperature according to heating needs, you get 3 heat settings (maximum 1500W) and an adjustable thermostat to set the perfect temperature or optimize operation via a user-friendly front control panel. Security shouldn’t be compromised when it comes to the heater. So, it has a built-in thermal cutoff feature that automatically turns off the heater in case of overheating.

  • Low-noise
  • 4 wheels
  • 3 heat settings
  • Adjustable thermostat
  • Space-saving design

#6. AmazonBasics Portable Radiator Heater

AmazonBasics Portable Radiator Heater

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This radiator heater by AmazonBasics is available in 2 colors; black and white. The oil-filled heater comes with 3 heat settings and can instantly warm up a space of 144 sq ft. It not only adds warmth to your room during those cold days, but it can also lower your electric bills. The small 14.8 x11 x 25.2” and 17.04 lbs heater moves effortlessly from one place to another via 4 rolling wheels.

To provide you with constant radiant heat along the winter seasons, the 7 fins are sealed permanently with diathermic oil so you don’t have to refill it. Moreover, it’s fully loaded with safety features making it a very safe heating option for your home. The heating element is fully enclosed, a non-skid base with anti-freeze function, and tip-over automatic shutoff protection. Besides, the unit has a solid rust-resistant steel exterior with a user-friendly front control panel. It’s the safest choice for a home with kids or pets as the unit’s surface temperature remains low.

  • 3 heat settings
  • 4 rolling wheels
  • Anti-freeze mode
  • Thermal shutoff
  • 72’’ long power cord
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#5. Honeywell HZ-789 Radiator Heater

Honeywell HZ-789 Radiator Heater

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A great way to get silent, steady, and consistent heat in chilly weather, the Honeywell HZ-789 oil-filled digital electric radiator provides whole room heating immediately. One cool feature is that there are no control knobs, also, it features a digital touch control panel with EasySet auto-off timer (1-12 hours) option for your convenience. 3 heat settings and programmable thermostat to adjust heating depending on space and needs. It’s made for long-lasting durable performance for years; it’s built with rust-proof enamel and gauge steel.

Safety matters! Therefore Honeywell radiator heater has tip-over and overheats protection. Besides, the wiring is 100% thermally insulated and features reinforced wire connections. Not only does this provide constant heat, but it also saves your money. Thanks to the intelligent EnergySmart technology that wisely uses energy.

A luggage-style handle and easy-glide 4 wheels at the base are present for easy transport and maneuverability around your home.

  • Timer option
  • 3 heat settings
  • Insulated wiring
  • Energy-smart

#4. TaoTronics Ceramic Portable Heater

TaoTronics Ceramic Portable Heater

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The TaoTronic portable heater is the best option for winters as it fits anywhere and every corner of your room. This ceramic tower heater features exquisite appearance, modern and portable design that everyone desires. Be embraced by toasty warmth; adjust the heat settings effortlessly with remote control from 41-90°F as per your room requirements. You don’t have to wait; the ceramic heating element quickly heats in just 3 seconds. Moreover, the 3 settings include the high 1500W heat, 900W Low heat, and ECO energy-saver mode that automatically adjust the temperature to save money on your electric bills.

It’s quiet but powerful! This PTC heater is equipped with a 70° widespread oscillation function and a 7° tilted fan to improve heat distribution to every corner. Furthermore, you also get a 20% wider heating range that warms your surroundings evenly without wasting any heat.

There are many protection functions, a tip-over switch that cuts off power if the heater falls off and flame retardant V-0 PP material construction, and overheat protection for your family’s safety. Relocation is not a problem; you can move this portable 6.4 lbs mini heater with a rear handle. It’s perfect for any indoor space that needs rapid instant heating in the cold weather.

  • Ceramic heating element
  • Programmable thermostat
  • Silent operation
  • Tip-over switch
  • Oscillation function

#3. Aikoper Space Heater

Aikoper Space Heater

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Those people who want to upgrade their heaters this coming winter, Aikoper space heater delivers solid warmth streams with 1500W power. You’ll warm faster and save money on bills. When you need constant heat in your medium to large-sized room during the unpleasantly cold season, you have the option of friendly multiple modes to set the temperature between 40-95°F and digital thermostat. Also, this radiant heater comes with an ECO mode that maintains the temperature to reduce electricity bills and a 24-hour timer option to get warmth at the ideal time. For your convenience and comfort, the user can set the timer to automatically turn on/off via remote control without leaving a cozy sofa or bed. Moreover, it distributes heat efficiently and evenly.

Above all, this heater features a unique patented design that sets it apart from other radiator heaters. The tail fin separation technology prevents overheating while tip-over and anti-freeze functions also offer huge safety for indoor usage. Caster wheels at the bottom add to portability.

  • LED large display
  • Digital adjustable thermostat
  • Patented design
  • Smart ECO mode
  • 24hours timer

#2. PELONIS Oil Filled Radiator Heater

PELONIS Oil Filled Radiator Heater

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PELONIS oil-filled heater is among the top best radiator heater for winters. 2nd on our list, this powerful yet ultra-quiet heater offers constant heat as it runs at full power to quickly warm the whole room. So easy to set up your desired temperature, all you have to choose from 5 different temperatures and 3 heat settings. Other user-friendly useful features include LCD screen 10-hour timer, adjustable thermostat, and remote control to operate without leaving the comfort of your cozy couch.

Let’s talk about the heating element; this radiant heater is equipped with 7 pieces heating fins with 5.7 by 23.43’’ dimensions and UL94 V-0 flame-resistant construction. The high-quality durable ally pipes offer multidirectional heating with high heat efficiency so every corner receives even steady warmth.

Built-in overheat protection, tip-over switch, and power indicator makes it a very safe option for indoors. Also, you can easily glide from one room to another via 4-swivel smooth-rolling wheels and a cool-touch handle on the front.

  • 3 heat settings
  • 10-hour timer
  • LED indicator
  • Digital LCD

#1. De’Longhi Oil-Filled Radiator Space Heater

De'Longhi Oil-Filled Radiator Space Heater

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De’Longhi radiator heater takes the top spot to make your uncomfortably cold space warm instantly. This oil-filled heater is not only sleek and portable; it’s an economical solution to make your room cozy in winters without costing a fortune. Equipped with 1500W of maximum power, this heater features multiple heat setting and an adjustable thermostat for customized comfort.

Comfort Temp function automatically modifies the power and heat settings to save energy while delivering long-term warmth to the whole room. Thanks to its unique chimney effect, it offers a fast flow of hot air and features a large surface area for high radiant heat output.

Another secret of perfect heating is the patented thermal slots which are engineered to maximize the thermal heat flow while maintains a low surface temperature. The unit is permanently sealed with an oil system for stable efficient heating and never needs refilling. The De’Longhi heater is so simple to use and very powerful; brings you natural warmth that suits your body and fills your space. Built-in safety features include automatic shutoff for overload protection and anti-frost function. Attached 4 smart-snap durable wheels, handy wrap-around cord storage, and a carry handle make transportation and storage super-easy and convenient for you.

Best of all, it’s silent in operation with no fan noise, making it perfect for bedroom, office, and living area. Simply place it in the coldest part of the room and plug it in!

  • 3 heat settings
  • Maintenance-free
  • Thermal shutoff
  • Energy-saving mode
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How to find the best portable radiator heater

  • Ceramic or Oil-filled: Space heater using a ceramic heating element provides fast spot heating and ideal for small areas. Oil-column is permanently sealed with oil that heats uses electricity and extra-large heat surface for heat distribution that results in fast heat-up time, retaining temperature for longer periods.
  • Remote control: Gone are those days when manually have to set heater’s temperature during the cold winter nights. A convenient remote control allows for easy and immediate operation of all the functions.
  • Eco-function: Radiator heater that comes with eco-energy technology automatically selects the ideal power level based on the set temperature and current room temperature. It gives an energy saving of 20-40%.


Therefore, a portable radiant heater is a great and affordable option to warm your cold room. It’s portable, energy-efficient, and fit anywhere. The best way to get hours of constant warmth!

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