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Best portable generators for home backup power

Researched by Deal.ai's shopping agent across stores on November 5, 2026. Prices below are today's.

Top pick: DuroMax XP13000EH — a whole-home-essentials machine. 13,000 peak watts on gas or propane, CO sensor, low-oil shutdown and overload protection, and the strongest owner ratings of the big units here. Propane matters in an outage: no stale gas, and you can run it off a grill tank.

Who the others suit:

  • Generac GP8000E — if you want a familiar name and a big gas tank for long runs; simpler, non-inverter power.
  • 7,250-Watt Dual-Fuel Inverter — big output with clean inverter power for electronics and a furnace blower.
  • 3,600/3,800-Watt dual-fuel inverters — smaller homes or apartment essentials: fridge, lights, router, phone charging.
  • WEN GN5602X / Efurden 4400 — budget first-timers; light loads only.
  • 2,200-Watt Companion — quiet, clean power for a fridge and a few lights, and it pairs with a second unit later.

Rule of thumb: add up running watts, then allow for startup surge on the fridge and furnace.

The picks

  1. DuroMax
    DuroMax XP13000EH 13,000 Watt Portable Dual Fuel Gas Propane Generator
    #1

    DuroMax XP13000EH 13,000 Watt Portable Dual Fuel Gas Propane Generator

    • Inverter Technology: No
    • CO Sensor: Yes
    • Low Oil Shutdown: Yes
    • Overload Protection: Yes
    • Automatic Shut Off: Yes (CO sensor shutdown), Yes (Automatic Low Oil Shutdown)
    • Fuel Type: Gasoline, Propane
    $1,298.82at Outbound PowerObserved at 6:44 PMCompare 5 stores →
  2. Generac
    Generac GP8000E Portable Generator
    #2

    Generac GP8000E Portable Generator

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  • Power Source: Gasoline
  • Power Output: 10 kilowatts
  • Capacity: 7.9 gal tank
  • Number Of Outlets: 5 outlets
  • Running watts: 8,000W
$899.00at AmazonObserved at 5:45 PMCompare 6 stores →
  • 7
    7,250-Watt Dual-Fuel Inverter Generator
    #3

    7,250-Watt Dual-Fuel Inverter Generator

    • Inverter Technology: Yes
    • Continuous Output: 7250 Watt
    • Power Output: 7250 Watt
    • Runtime: 8.0h (50% load)
    • Voltage: 120V
    • Peak Output: 6000 starting watts (LPG), 7250 starting watts (GAS)
    $999.00at Home DepotObserved at 6:44 PMCompare 5 stores →
  • 3
    3,800-Watt Dual-Fuel Inverter Generator
    #4

    3,800-Watt Dual-Fuel Inverter Generator

    • CO Sensor: Yes (COsense® Technology)
    • Low Oil Shutdown: Yes
    • Overload Protection: Helps you to avoid overloading (via LED display)
    • Automatic Shut Off: STOPS (COsense® Technology)
    • Fuel Type: Dual Fuel, Gasoline
    • Fuel Capacity: 3.2 gal
    $849.00at AmazonObserved at 5:45 PMCompare 6 stores →
  • 3
    3,600-Watt Dual-Fuel Inverter Generator
    #5

    3,600-Watt Dual-Fuel Inverter Generator

    • Inverter Technology: Yes
    • Continuous Output: 2900 rated watts (on gasoline)
    • Power Output: 3600-Watt
    • Voltage: 120V
    • Peak Output: 3600 surge watts (on gasoline)
    • Starting Method: Recoil Start
    $521.00at The Home DepotObserved at 6:44 PMCompare 5 stores →
  • 2
    2,200-Watt Companion Portable Generator
    #6

    2,200-Watt Companion Portable Generator

    • Type: Portable
    • With Inverter: Yes
    • Power Source: Gasoline
    • Power Output: 2.2 kilowatts
    • Capacity: 1 gal tank
    • Inverter Technology: Yes
    $1,099.00at JAXObserved at 12:45 PMCompare 7 stores →
  • WEN
    WEN 5600-Watt Inverter Generator (GN5602X)
    #7

    WEN 5600-Watt Inverter Generator (GN5602X)

    • CO Sensor: Yes
    • Low Oil Shutdown: Yes
    • Overload Protection: No
    • Automatic Shut Off: Yes (if dangerous levels of carbon monoxide are detected)
    • Fuel Type: Gas
    • Fuel Capacity: 4.3-gallon
    $389.69at The Home DepotObserved at 5:45 PMCompare 4 stores →
  • Efurden
    Efurden 4400-Watt Portable Inverter Generator
    #8

    Efurden 4400-Watt Portable Inverter Generator

    • surge_wattage: 4400 Watts
    • color: Orange
    • Peak watts: 4400 peak W
    • Running watts: 3400 running W
    • Weight: 56 lb
    • Fuel type: Gasoline
    $289.99at WalmartVerifiedPrices and history →
  • 4
    4,750-Watt Dual-Fuel Portable Generator
    #9

    4,750-Watt Dual-Fuel Portable Generator

    • Fuel Type: Gas
    • Fuel Capacity: 4-gallon
    • Continuous Output: 3750 rated watts
    • Power Output: 4750 watts of peak power
    • Runtime: Up to 10 hours (at half load)
    • Voltage: 120V
    $466.89at The Home DepotObserved at 6:44 PMCompare 6 stores →
  • 1
    13,000 Watt Dual Fuel Portable Generator w/ CO Alert
    #10

    13,000 Watt Dual Fuel Portable Generator w/ CO Alert

    • CO Sensor: Yes
    • Low Oil Shutdown: Yes
    • Overload Protection: Yes (individual circuit breakers)
    • Automatic Shut Off: Yes (CO sensor shutdown)
    • Fuel Type: Propane, Dual Fuel, Gasoline
    • Fuel Capacity: 8.3 Gallons (gasoline)
    $1,299.00at AmazonObserved at 11:32 AMCompare 5 stores →