10 Best Space Heater For 300 Square Feet of December 2025

• 3S FAST & 1500W POWERFUL HEATING - Do you want a warm hug when coming from the cold outside? Are you troubled a lot by your frosty feet? Turn this portable heater on, it would quickly warm up the air around you in only 3 seconds! Along with 1500W of powerful comforting warmth, this space heater for indoor use is made for those chilly days in your large room or office. With AIR CHOICE Portable Heater in your room, this winter will not cold any more
• OSCILLATION FUNCTION & 3 SETTING MODES – The 70° oscillation function of this space heater make it possible that heats every corner of your room, allowing you to share the warmth with everyone at home or office. The room heater has 3 power modes that allow the heater to blow warm air at different speeds. The high mode is designed to heat the space as quickly as possible. When the temperature is high enough, the low mode will be preferred, and the wind mode can blow some breeze to cycle
• AUTOMATIC THERMOSTAT & SAFETY PROTECTION - The portable heater will automatically cycle on and off to maintain a consistent temperature based on the thermostat settings and ambient room temperature. Also, when your pet & child tip-over the room heater, or when the room heater is overheat, it will automatically shut off. With these features, you don't have to worry about any accidents at night or out of home
• REMOTE CONTROL & PORTABLE WARM - The built-in infrared remote control of this space heater allows you to operate the portable heater from a long distance easily. Lightweight and portable size, the pedestal of space heater large room is small enough to be placed anywhere. Built-in carry handle and lightweight design for one-hand easy relocation. You can get the portable warmth whenever & wherever you want
• LOW NOISE DESIGN & CUSTOMER SUPPORT - The low-decibel noise design of this space heater for indoor use will not disturb your resting, sleeping, reading, work, and so on. Always provide a warm space for you whenever you need it. You totally need a room heater for a large room to fight this chilly winter. We are willing to create a peaceful, warm &cozy life for you. Also, we provide a lifetime customer support. You are totally risk free with our space heater large room. Just buy with confidence

Air Choice

• True HEPA filter captures 99.97% of airborne pollutants; dust mites, pet dander, pollen and other allergens as small as 0.3 microns
• Washable AOC Carbon Filter, made from activated carbon granulars for removal of household odors. Decibels 27.8 dB
• PlasmaWave acts as a permanent filter to safely break down odor, allergens, chemical vapors and other pollutants with no harmful ozone
• Smart Sensors gauge the air and our Auto Mode adjusts the fan to filter the air as needed; with a sleep mode for silent night time operation
• CADR rated for 360 square feet room size. Suitable for medium and large rooms; kids bedrooms, family rooms and kitchens

Winix

• PURIFY YOUR AIR – Protect you and your family from home air pollutants like dust mites, pollen, mold spores, pet dander, pet hair, odors, smoke, and volatile organic compounds (VOCs). Our 5-in-1 air filter system captures particles you can’t see, with a true HEPA filter that filters 99.97% of particles as small as 0.3 microns.
• BREATHE EASIER – Nothing feels better than breathing in clean air. Read our 2,000+ reviews and see just how much our air purifier has helped with common allergy symptoms like sneezing, coughing, and irritated eyes.
• ELIMINATE ODORS & SMOKE – Both an air cleaner and odor eliminator, our air purifier features a cellular-activated carbon filter that absorbs unpleasant odors, smoke, and gases. Ozone-safe and fully approved by CARB, an anion generator can be separately controlled to target the most stubborn odors like litter boxes, cigarettes, and old homes.
• SMART AIR QUALITY SENSOR – Features an automatic air quality sensor system that measures your air quality and adjusts the fan speed in real-time. The display on the unit will continuously diagnose your air and display the air quality level (green, yellow, red), so you always know what you’re breathing.
• WHAT YOU GET – Smart air purifier, 4-in-1 true HEPA filter set, remote control, manual, 2-year warranty, award-winning customer support 7 days a week, and the peace of mind that comes from a trusted American brand.

Hathaspace

• True-HEPA filter captures 99.97% of airborne pollutants; dust mites, pet dander, pollen and other allergens as small as 0.3 microns.
• 3 Stage cleaning, removes a range of allergens: dust, cigarette smoke, pollen, odors, pet dander, mold spores and organic chemicals. CFM (Sleep / Low / Med / High / Turbo) : 35.31 / 70.63 / 91.82 / 123.60 / 240.14
• PlasmaWave acts as a permanent filter to safely break down odor, allergens, chemical vapors and other pollutants - with no harmful ozone
• Delivered air flow :236 CFM, decibels : 27.8 . Smart Sensor gauges the air and our Auto Mode adjusts the fan to filter the air as needed; with a sleep mode for silent night-time operation
• No remote control . CADR rated for 360 sq. ft. Suitable for medium and large rooms; kids bedrooms, baby nurseries and offices

Winix

• Voice Command to Control: Levoit Smart Wifi Air Purifier that work with Alexa and Google Home Assistant. Just give a simple voice command to control your air purifier with Vesync app via Alexa or Google Home Assistant. Levoit Smart Wifi Air Purifier works with stable 2.4GHz network.
• Smart Remote Control: No need to use smart plug. Use your smartphone to directly control air purifier anytime anywhere, always breathe fresh air when arrive at home. Vesync App comes w/ 10+ advanced features including direct control, scheduling purifying sessions, air quality display, cleaning modes, filter life, etc
• MAX Mode POWER: Cleans a room up to 900 sq.ft in 1 hour, 500 sq ft in 33 minutes, 360 sq ft in 24 minutes at the Highest Fan Speed Level (CADR 230)
• Ideal for Allergic People: Remove up to 99.97% of harmful germs, dust, pollen, pet dander, mold and other 0.3 microns allergens through 3-in-1 filtration. Great Help with allergies, asthma, and stuff nose by bringing you new fresh air
• Smoke Eater and Odor Eliminators: With Huge Honeycomb activated carbon filter, H13 True HEPA filter, Pre-filter, the purify efficiency is 30% higher and purify speed is 30% faster than other ordinary air cleaner, protect you from cats litter box and chain smokers.
• Auto Mode: With a cutting edge smart sensor, the air purifier can automatically adjust between 3 fan speed settings in response to real-time air quality readings.
• Ensure Whole-Night Sleep: Filter the air with a noise level of 27 dB for a restful and soothing indoor environment, helping you sleep deeply. LED display can all be turned off so it won’t keep you awake at night
• Rated by Energy Star to be one of the Best Energy-Saving air purifiers. only need to cost about $12 to $15 per year
• Note: Remaining filter life can be checked on VeSync app. Only Genuine Levoit Replacement Filter can guarantee the performance of your air purifier (Search for: lvpur131 replacement filter or B06XDM7LT7)

LEVOIT

• Can heat up a large room with Auto Energy Saving Model With High and Low Feature. Tip-over protection and Overheat protection
• Dual Heating Systems featuring infrared quartz tube + PTC with 12hr automatic shut-off timer
• IR Remote Control, High Pressure Low Noise Blower with Noise level 39 dB super quiet. Heating can cover for a large room.
• Electronic Thermostat: range 50 to 86 degrees. Caster Wheels and lifetme filter
• Weights 24 lbs and uses 12.5 Amps of Power. 1500 Watts.Electric Cord 72 inch long

Dr Infrared Heater

• EFFECTIVE HEAT - Our infrared space heaters warm objects instead of just the air! This will help your room stay warm even after the heater turns off.
• SAFE TOUCH GRILL - That’s because our grills are made out of material that doesn’t burn skin. Our heaters also automatically shut off power if it tips over.
• MODERN DESIGN - wall mount design means you don't lose floor space. Perfect for bathrooms, bedrooms, kitchens, offices and more
• ADJUSTABLE THERMOSTAT - LED display shows you what the ambient temperature is and helps regulate the temperature efficiently. (goes to dark mode after 5 minutes of no activity) Included remote control allows you to control the temperature with ease
• COMPACT - Uses less than 2 square feet of wall space and plugs into a normal 110v outlet. When installed over the outlet, you can hide the cord behind the heater.

Heat Storm

• Can heat up a large room with Dual Heating System: Infrared Quartz tube + PTC. Tip-over protection and Overheat protection
• Built-in humidifier produces a cool mist to add much needed humidity to dry, winter air
• Oscillation function distributes warmth throughout your entire area evenly and faster.Can be operated as a fan with humidifier or without , good for summer time
• Electronic Thermostat: range 50 to 86 degrees. Uses water bottle instead of water tank. Lifetime filter can be removed easily and cleaned. Cannot harm children or pets. Filter can be cleaned with warm water or a vacuum once removed from the back of the unit
• The DR-998 Portable Infrared Space Heater is a 1500W portable heater featuring a dual-heating system with both infrared and ceramic heating elements inside. This heater comes with a Humidifier attachment as well as a remote for convenient use. The heater can be used with or without the humidifier, the humidifier can be run with or without the heating portion of the heater turned on, and the heater can also be run in fan-only mode. It comes with 4 durable caster wheels that allow the heater to move effortlessly from room to room.

Dr Infrared Heater

• ☀【QUICK HEAT & MULTI-MODES】- The space heater is designed with three heat settings. The high heat has 1500W of consumption. The low mode of the space heater will deliver 750W of warm airflow. And the Eco mode of the space heater will save you up to 300W of energy. The space heater will warm up your room in seconds, no more waiting in the cold room!
• ☀【REMOTE CONTROL & 12-HOUR TIMER】 - Our electric heater has a timer that can turn on and off the space heater at the time you set. With the remote, no need to constantly move to adjust the space heater, you can lie on the couch and have the job done. Simply set a time, when you wake up in the morning, the room heater will give you a warm welcome.
• ☀【TIP-OVER SHUT OFF & OVERHEAT SHUT OFF】 - The space heater has two safety features. If an external component of the space heater is overheated, the space heater will be automatically shut off. The tip-over shut off feature will also efficiently prevent the possible fire. Our space heater is a safer choice if your family is with children and pets.
• ☀【TOUCH SCREEN & THERMOSTAT RETENTION】- Our infrared heater has the programmable thermostat. The infrared heater will automatically circulate warm air to keep your room warm. When you set the thermostat at a certain degree on the screen and then shut off the electric heater, The room heater will keep the same setting when you turn it on again.
• ☀【LIE ON YOUR SOFA & HAVE THE JOB DONE】 - The electric heater has a LED display screen. You can adjust the space heater with remote when you’re watching TV on your sofa on a cold winter night. Moreover, the remote can lock the control panel and prevent it from being controlled by children in mistake. Trustech protects you from cold air attack!

TRUSTECH

• Advanced Swedish Design. Swedish Filter Technology Captures 99% of Airborne Pollutants Like Viruses, Pollen, Dust, Pet Dander, Mold, Bacteria and More
• Eliminates odors. Activated carbon filter reduces gases, VOCs, and annoying odors from pets, smoking, cooking, wildfires and more
• Colorful. Includes machine washable fabric pre-filters in diva blue and dark shadow. Leave the mesh filter housing exposed for a Scandinavian look
• Quiet. No louder than a whisper on the lowest speed (31 db.) and equivalent to the noise level of rainfall on the highest setting (56 db.)
• Low energy consumption. Rated by energy star for low energy consumption (30–60 w).energy consumption:30 – 61 watts
• Independently Tested. Performance Certified by Aham to Filter Room Air 5x an Hour in Medium to Large Bedrooms, Living Rooms and Spaces Up to 540 Square feet

Blueair