11 best portable diesel generators of 2025 - Reviews by New York Garden

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The 11 best portable diesel generators of 2025

Updated: May, 08 2025

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In this August 2025 review, we explore the 11 best portable diesel generators options available. Our expert analysis, led by Damien Volkman, ensures you find the perfect fit.

Generac 6864 XD5000E 5000-Watt Diesel-Powered Portable Generator - Ideal for Emergency Backup Power and Job Sites - Reliable Power for Demanding Applications - CARB Compliant

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best portable diesel generators

Generac 6864 XD5000E 5000-Watt Diesel-Powered Portable Generator - Ideal for Emergency Backup Power and Job Sites - Reliable Power for Demanding Applications - CARB Compliant

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WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)

4.6

$803.40

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Westinghouse 28000 Peak Watt Home Backup Portable Generator, Remote Electric Start with Auto Choke, Transfer Switch Ready 30A & 50A Outlets, Gas Powered, CO Sensor,Blue

4.2

$2,999.99

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Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Compact and Lightweight Design - Clean, Stable Power - COsense Technology - Orange/Black - 49 State Compliant

4.3

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VTOMAN Jump 1500X Portable Power Station 1500W (3000W Peak), 828Wh LiFePO4 (LFP) Battery Powered Generator with Expandable Capacity, 3x Pure Sine Wave 1500W AC Outlets, 2xPD 100W, 3x Regulated 12V DC

4.4

$489.99

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VTOMAN Jump 600X Portable Power Station, LFP Battery Powered Generator with 2x 600W AC Outlets (Surge 1200W), 4x USB ports, 3x DC Output for Outdoor Camping, Vehicle Emergency, Electric Backup

4.5

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DuroMax XP5500EH 5,500-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, RV & Emergency Ready

4.5

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Pulsar G12KBN Heavy Duty Portable Dual Fuel Generator - 9500 Rated Watts & 12000 Peak Watts - Gas & LPG - Electric Start - Transfer Switch & RV Ready - CARB Compliant

4.6

$899.99

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DuroMax XP13000EH Dual Fuel Portable Generator 13000 Watt Gas or Propane Powered Electric Start-Home Back Up, Blue/Gray

4.4

$1,021.90

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Westinghouse Outdoor Power Equipment 14500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered

4.8

$1,388.89

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Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

4.7

$999.00

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Damien Volkman

contributing writer

I can make anything run. From old motors to batteries to generators to generators to generators, I am your generator expert. (As if that wasn’t enough.) I’m able to repair or rebuild any part of your system. I also know the ins and outs of working with generators; I can make sure you are running smoothly. You can depend on me to get the job done right and get it done right the first time. Contributing Writer.