best large inverter generator for home backup


When it comes to home backup, having an inverter generator is essential. During power outages, having a reliable source of electricity can be a lifesaver. But with so many options available in the market, choosing the right inverter generator can be overwhelming. In this article, I will share my real-life experiences and review the three best large inverter generators for home backup.

Top Picks for the Best Large Inverter Generator for Home Backup

Product 1: Honda EU7000iS

Honda EU7000iS is a powerful inverter generator that delivers consistent, clean power for your home backup needs. Its key features include:

  • 7000 watts maximum output power
  • Quiet operation at just 52 to 60 decibels
  • Electric start with back-up recoil
  • Fuel efficient, can run up to 18 hours on a single tank
  • 3-year residential and commercial warranty


  • Powerful and reliable
  • Runs quietly
  • Fuel efficient


  • Expensive
  • Heavy and bulky

Customer reviews:

  • “The Honda EU7000iS is worth every penny. It’s super quiet and very fuel-efficient. It started up easily and ran great. I highly recommend it!”
  • “This generator is a powerhouse. We don’t even notice when the electricity goes out. It’s also easy to start and the fuel lasts for a long time.”

Product 2: Westinghouse iGen4500

The Westinghouse iGen4500 is a reliable and efficient inverter generator that can power your home during emergencies. Its key features include:

  • 4500 watts maximum output power
  • Quiet operation at 52 to 62 decibels
  • Remote electric start
  • Fuel efficient, can run up to 18 hours on a single tank
  • 3-year warranty


  • Quiet operation
  • Fuel efficient
  • Remote start


  • Doesn’t come with wheels
  • Unreliable performance in extreme cold

Customer reviews:

  • “The Westinghouse iGen4500 is a great generator. It’s quiet, fuel-efficient, and easy to operate. I highly recommend it for home backup.”
  • “I bought this generator for my cabin and it works great. The remote start is very convenient and the fuel lasts a long time.”

Product 3: Generac GP6500iO Inverter Generator

The Generac GP6500iO inverter generator is a versatile and efficient generator that can power your home during power outages. Its key features include:

  • 6500 watts maximum output power
  • Quiet operation at 53 to 69 decibels
  • Electric start with recoil backup
  • Fuel efficient, can run up to 14 hours on a single tank
  • 2-year warranty


  • Powerful and reliable
  • Fuel efficient
  • Easy to start


  • Noisy at higher loads
  • Heavy and bulky

Customer reviews:

  • “The Generac GP6500iO is a great generator. It’s powerful and fuel-efficient. I highly recommend it for home backup.”
  • “This generator is a beast. It powers my whole house easily and is very easy to start.”

Comparison of the Products

When it comes to choosing the best large inverter generator for your home backup needs, there are some important factors to consider. Here’s a side-by-side comparison of the three products:

Features Honda EU7000iS Westinghouse iGen4500 Generac GP6500iO
Output power 7000 watts 4500 watts 6500 watts
Noise level 52 to 60 decibels 52 to 62 decibels 53 to 69 decibels
Electric start Yes Yes Yes
Fuel efficiency 18 hours on a single tank 18 hours on a single tank 14 hours on a single tank
Warranty 3 years 3 years 2 years

While all three products have their own strengths, the Honda EU7000iS is the most powerful and reliable option. The Westinghouse iGen4500 is the quietest and has remote start, making it a convenient choice. The Generac GP6500iO is the most fuel-efficient and easiest to start. Based on your individual needs, you can choose which product is right for you.


Having a large inverter generator for home backup is crucial in case of power outages. After reviewing the top three products on the market, I highly recommend the Honda EU7000iS for its powerful and reliable performance. However, if you prioritize quiet operation and convenience, the Westinghouse iGen4500 is the way to go. And if you’re looking for a fuel-efficient option that’s easy to start, the Generac GP6500iO is a great choice.


If you’re interested in purchasing any of the products mentioned in this article, here are the Amazon product links:

You can also check out the customer reviews and ratings for each product, as well as additional articles or videos for further reading.

List of 10 best large inverter generator for home backup

Bestseller No. 1
BESTEK 200W Power Inverter, DC 12V to AC 110V Car Inverter with Total 7.8A 4 USB Ports Multi-Protection Car Charger Adapter, ETL Listed(Black)
  • BESTEK advantage: America’s No.1 power inverter brand on Amazon. This best inverter provides 200 Watts continuous DC to AC power and 500 Watts instantaneous power, featuring 2 AC outlets and 4 USB ports for multi-purpose charging.
  • Fast charging: two widely spaced 110V AC outlets for charging larger devices such as laptops and tablets, 3 auto 0-2.4A USB ports with one 3A type-c ports provide total 7.8A (39W) power for charging USB powered devices.
  • Ultra compact and convenient: 5.9*3.14*1.18 inch compact design, ideal for vacations, long road trips and camping. 28 inch power cord extended to car's backseat, easy for your family members to use in backseat.
  • Perfect isolation protection: exclusively developed high and low voltage isolation protection. AC outlets and USB ports are completely isolated to protect all your electronics from accidental damage. You can turn off the power switch and use USB charging ports separately if you don’t need to use AC charging.
  • Multi-protection and warranty: ETL listed, built in 30 amps fuse, safe charging design provides protection against overheating, undervoltage, overvoltage, short circuiting, overloads, and over current. We provide 18 month warranty and 7/24 hours customer service for every purchase.
Bestseller No. 2
Jensen ACDC1911 AC/DC Converter, Black
  • Converts 110VAC to 12VDC power
  • Compatible with TV models JTV19DC JTV1917DVDC JTV24DC
  • Unofficially it also Compatible with JE1912 JE2212 JE2412 JE2612 JE1911 JE1909DVDC JE1512LED JE1912LED JE2212LED JE2412LED JE2612LED JE1090 JE1914DVDC JTV2815DC FPE1909DVDC
  • Attached AC power plug cable is 62-64 inches long plus the AC power plug length
  • Attached DC cable is 52-54 inches long plus the DC coaxial plug length
SaleBestseller No. 3
Displays2go 150W Portable Power Station, Lithium Ion Battery, USB & AC Outlets - Black (FGPORTGEN1)
  • Rechargeable lithium ion battery backup provides power for essential devices while camping or in emergencies
  • Continuous, 150W power source can be charged and discharged 500 times
  • 2 USB charging ports and 2 AC power outlets for all your device needs
  • Tough and durable ABS housing
  • Comes with standard wall adapter, car outlet adapter, and car cigarette lighter adapter
SaleBestseller No. 4
Jackery Portable Power Station Explorer 300, 293Wh Backup Lithium Battery, 110V/300W Pure Sine Wave AC Outlet, Solar Generator (Solar Panel Not Included) for Outdoors Camping Travel Hunting Blackout
  • SPEED UP YOUR RECHARGEABILITY: It takes only 2 hours to recharge 80% battery of the power station through the wall outlet and 60W PD USB-C port simultaneously. You can also recharge your power station with an AC adapator when at home, through the car outlet during a road trip or simply use a Jackery SolarSaga 100.
  • SAFE & STEADY POWER SUPPLY: Armed with a 293Wh lithium-ion battery pack, the Explorer 300 features 2 Pure Sine Wave AC outlets that deliver stable and safe 300W power. The portable power station weighs only 7.1 pounds. You can simply rest assured in outdoor off-grid activities.
  • POWER YOUR EXPECTATIONS: Featuring 2* AC outlet, 1* PD 60W USB-C port (input/output supported) , 1* fast charge 3.0 port, 1*USB-A port and 1* DC car port, the power station can recharge itself and charge (up to) 6 devices (e.g.Drones, Macbook, Cameras, etc.) at the same time to satisfy your outdoor needs.
  • GREEN POWER SUPPLY: The power station is compatible with the Jackery SolarSaga 100 solar panel. The integrated MPPT controller enables the solar generator set to operate at its max power point, so that it speeds up the battery recharge, making them ideal portable power kits for tent camping, overland journey and etc.
  • WHAT YOU GET: 1* Jackery Explorer 300 Portable Power Station , 1*AC adapter, 1* car charger cable, 1* user guide
SaleBestseller No. 5
BLUETTI Portable Power Station EB3A, 268Wh LiFePO4 Battery Backup w/ 2 600W (1200W Surge) AC Outlets, Recharge from 0-80% in 30 Min, Solar Generator for Outdoor Camping (Solar Panel Optional)
  • [Tiny but Mighty] - With a 600W AC inverter, 268Wh LiFePO4 battery pack, and 9 outlets, this power station will keep your essential devices powered on the go or during a home power outage.
  • [Ultra-fast Charging] - No bulky power brick, a single cable is good to charge it at most 350W; you also can use the PV+AC together for 80% SOC in just 30 min.
  • [Harness the Power of Sun] - The built-in MPPT controller supports up to 200W of solar input, enabling you to make an ideal solar generator with BLUETTI PV120/PV200 solar panel.
  • [Reliable UPS] - EB3A instantly provides backup power when the grid fails, protecting your desktop PC, file servers, and other sensitive devices from data loss or damage.
  • [What You Get] - BLUETTI EB3A portable power station, AC charging cable, solar charging cable, user manual, 24-month warranty, and friendly customer service.
SaleBestseller No. 6
CyberPower CP1500PFCLCD PFC Sinewave UPS System, 1500VA/1000W, 12 Outlets, AVR, Mini Tower
  • 1500VA/1000W PFC Sine Wave Battery Backup Uninterruptible Power Supply (UPS) System designed to support active PFC and conventional power supplies; Safeguards computers, workstations, network devices, and telecom equipment
  • 12 NEMA 5-15R OUTLETS: Six battery backup & surge protected outlets, six surge protected outlets; INPUT: NEMA 5-15P right angle, 45 degree offset plug with five foot power cord; 2 USB charge ports (1 Type-A, 1 Type-C) quickly charges mobile phones and tablets
  • MULTIFUNCTION, COLOR LCD PANEL: Displays immediate, detailed information on battery and power conditions; Color display alerts users to potential issues before they can affect critical equipment and cause downtime; Screen tilts up to 22 degrees
  • AUTOMATIC VOLTAGE REGULATION (AVR): Corrects minor power fluctuations without switching to battery power, thereby extending the life of the battery
  • 3-YEAR WARRANTY – INCLUDING THE BATTERY; $500,000 Connected Equipment Guarantee and FREE PowerPanel Management Software (Download)
SaleBestseller No. 7
Car Battery Charger, 12V 6A Smart Battery Trickle Charger Automotive 12V 24V Battery Maintainer Desulfator with Temperature Compensation for Car Truck Motorcycle Lawn Mower Marine Lead Acid Batteries
  • 【QUICK BATTERY CHARGER】12 volt 6-Amp quick car battery charger, can charge or repair all 12-volt and 24-volt lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawn mowers, boats, etc.
  • 【8 CHARGING PROTECTION】Smart control, temp compensation in hot climates and under-charging in cold climates, reverse protection, cooling system, overcurrent, fireproof material, overvoltage, short circuit. Trickle charger with multiple protection ensure the safety charging at anytime anywhere. No worries!
  • 【HIGH-EFFICIENCY PULSE REPAIR】battery charger automotive detects battery sulfation and acid stratification, take newest pulse repair function to restore lost battery performance for stronger engine starts and extended battery life. NOTE: can not activate or charging totally dead batteries.
  • 【VISUALIZED CHARGING】 Large LCD display the charging and battery status; charge voltage, charge current, inside temperature, charge percentage, summer mode, winter mode, etc. More convenient to use.
  • 【PLUG AND PLAY】 no complicated steps, just plug and charge, stay at home and charge your batteries on your own. All-in-one battery solution as car battery charger, battery maintainer, trickle charger, plus battery desulfator. The must-have tool for your garage.
SaleBestseller No. 8
Champion Power Equipment 200961 2500-Watt Dual Fuel Portable Inverter Generator, Ultralight
  • DUAL FUEL: Operate your 2500-watt portable generator right out of the box on either gasoline or propane, plus at only 39 pounds, this inverter is one of the lightest 2500-watt inverters in the industry
  • QUIET OPERATION: With an ultra-quiet 53 dBA from 23 feet, enjoy 2500 starting watts, 1850 running watts and up to 11.5 hours run time on gasoline, and 1665 running watts and up to 34 hours on propane
  • PARALLEL READY: The optional, sold-separately clip-on parallel kit enables this inverter to connect with another 2500-watt Champion inverter to double your output power. GFCI Outlets : No
  • CLEAN POWER: Includes two covered 120V 20A household outlets with clean electricity (less than 3% THD), a 12V automotive-style outlet, plus a handy dual port USB adapter
  • CHAMPION SUPPORT: Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts
SaleBestseller No. 9
DEWALT DXAEJ14 Digital Portable Power Station Jump Starter 1400 Peak Amp Battery Booster, 120 PSI Digital Air Compressor, 3.1A USB Ports, Battery Clamps
  • Fit type: Universal Fit
  • Reverse polarity alarm alerts when there is an improper connection; Connect the clamps to the battery, turn on the switch and start your vehicle; Onboard cable and clamp storage keeps clamps safely stored
  • Built-in USB port provides portable power for electronic devices
  • Patented Alternator Check function

People also ask

What is an inverter generator?

An inverter generator is a type of generator that produces high-quality, stable electricity by converting DC power to AC power through advanced circuitry.

Why do I need a large inverter generator for home backup?

A large inverter generator is ideal for powering multiple appliances and devices during a power outage, ensuring that you have access to electricity when you need it most.

What factors should I consider when selecting a large inverter generator for home backup?

You should consider the generator’s power output, fuel efficiency, noise level, portability, and overall reliability.

What is the best large inverter generator for home backup?

There are many great options available, but the Honda EU7000iS is widely considered to be one of the best large inverter generators for home backup due to its high power output, fuel efficiency, low noise level, and exceptional reliability.

How much power output do I need from a large inverter generator for home backup?

This will depend on your specific needs and the appliances and devices you wish to power. As a general rule of thumb, you should select a generator with a power output of at least 5,000 watts for home backup purposes.

Can I use a large inverter generator for outdoor activities or camping?

Yes, a large inverter generator can be used for a variety of outdoor activities, including camping, RVing, and tailgating.

Do large inverter generators require regular maintenance?

Yes, like any mechanical device, large inverter generators require regular maintenance to ensure they operate properly and last for many years. Make sure to consult the manufacturer’s instructions for proper maintenance and care.