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Pulsar PGD40iSCO Inverter Generator vs WEN 56400iX Inverter Generator

Both are 4,000-watt peak inverter generators with CO shutdown, RV outlets and clean power. The WEN 56400iX is the stronger pick for most people: electric start, a 2.2-gallon tank, 8.5 hours at half load, wheels and a folding handle, and lower distortion. The Pulsar is the one to carry: 47 pounds against about 99, so it suits tailgates, camp setups and tight storage. Owners rate both well; the WEN scores slightly higher, while Pulsar buyers praise the light weight and quiet running.

  • Choose the Pulsar if you need a generator you can lift into a truck bed or closet alone and mostly run lights, a fridge or a small RV load.
  • Choose the WEN if you want push-button starting, long nights between refuels and clean power for sensitive electronics, and can handle the weight.

Prices

  • Pulsar PGD40iSCO Inverter Generator: $450.99 at Home Depot (checked today)
  • WEN 56400iX Inverter Generator: $889.00 at Home Depot (checked today)
  • Difference: the Pulsar PGD40iSCO Inverter Generator is $438.01 cheaper than the WEN 56400iX Inverter Generator today
Pulsar
Pulsar 4000-Watt Super Quiet Gas Powered Inverter Generator with CO Sentry, RV Ready

Pulsar PGD40iSCO Inverter Generator

Pulsar 4000-Watt Super Quiet Gas Powered Inverter Generator with CO Sentry, RV Ready

4.4(378 ratings)
$450.99at Home DepotObserved at 6:54 AM
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Pros
  • 47 pounds, easy to lift and store
  • 59 dB is quiet enough for campgrounds
  • CO Sentry shuts the unit down on carbon monoxide
  • Parallel-capable to double output
  • Runs a 13,500 BTU RV air conditioner
Cons
  • Pull start only
  • 1-gallon tank means frequent refueling
  • Higher distortion than the WEN
  • No wheels or handle
WEN
WEN Super Quiet 4000-Watt RV-Ready Electric Start Portable Inverter Generator with Fuel Shut-Off and CO Watchdog (56400iX)

WEN 56400iX Inverter Generator

WEN Super Quiet 4000-Watt RV-Ready Electric Start Portable Inverter Generator with Fuel Shut-Off and CO Watchdog (56400iX)

4.6(345 ratings)
$889.00at Home DepotObserved at 6:54 AM
See all prices and details
Visit Home Depot
Pros
  • Electric start plus recoil backup
  • 8.5 hours at half load
  • Very clean sine wave for electronics
  • Wheels and folding handle for rolling
  • Fuel shut-off reduces carburetor buildup
Cons
  • About 99 pounds, hard to lift alone
  • Larger footprint for storage
  • No written warranty listed on the spec sheet

What separates them

Pulsar PGD40iSCO Inverter GeneratorWEN 56400iX Inverter Generator
StartingRecoil pull start onlyKeyless electric start with recoil backup
Weight47 lb, one-person carryAbout 99 lb, built-in wheels and folding handle
Run time at half load4.5 hours on a 1-gallon tank8.5 hours on a 2.2-gallon tank
Noise59 dB57-58 dB at quarter load
Power qualityTotal harmonic distortion under 3%Under 0.3% at no load, under 1.2% at full load
OutletsTwo 120V 20A and one TT-30 RV outletTwo 120V 20A, one TT-30 RV, 12V DC and USB, six total
Engine145cc212cc
Fuel system upkeepStandard carburetorFuel shut-off drains the carburetor before storage

Price history

$928.00$450.99
Nov 1Nov 9
  • Pulsar PGD40iSCO Inverter Generator: lowest $450.99 on Nov 8 at Home Depot; $498.00 on Nov 9.
  • WEN 56400iX Inverter Generator: lowest $889.00 on Nov 1 at Lowe's; $889.00 on Nov 9.

Prices at every store

Pulsar PGD40iSCO Inverter Generator

  • WalmartNew

    In stock

    $498.00Verified
    Visit Walmart
  • BrandsMart USANew

    In stock

    $499.99+ $100.00 shippingObserved Nov 8, 2026, 5:12 PM
    Visit BrandsMart USA
  • Home DepotNew

    Availability unknown

    $450.99Free shippingObserved at 6:54 AM
    Visit Home Depot
  • AmazonNew

    Availability unknown

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    $450.99Free shippingObserved Nov 8, 2026, 5:12 PM
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WEN 56400iX Inverter Generator

  • Lowe'sNew

    Availability unknown

    $889.00Free shippingObserved at 6:54 AM
    Visit Lowe's
  • Home DepotNew

    Availability unknown

    $889.00Observed at 6:54 AM
    Visit Home Depot
  • WalmartNew

    Availability unknown

    $928.00Observed at 6:54 AM
    Visit Walmart
  • eBayNew

    Availability unknownSold by wen_products (99.8% positive, 39,000 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $999.18Free shippingVerified
    Visit eBay

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Specs compared

SpecPulsar PGD40iSCO Inverter GeneratorWEN 56400iX Inverter Generator
Fuel TypeGasolineGasoline
Noise Level59 dB58 decibels (at quarter load)
colorWhite—
Peak Wattage4,000—
Rated Wattage3,200—
Fuel Tank Capacity1 gallon—
Run Time at 50% Load4.5 hours—
Engine Displacement145cc—
Start TypeRecoil—
Product Dimensions18.9” x 11.4“ x 17.3”—
Outlet Type5-20R, TT-30RV—
Total Harmonic Distortion<3%—
Show all 40 specsShow fewer specs
SpecPulsar PGD40iSCO Inverter GeneratorWEN 56400iX Inverter Generator
Continuous wattage—3200W
Run time—8.5 h
Surge wattage—4100W
Decibel rating—57 dB
Outlets—6
Brand—WEN
Features—USB Port, Overload Protection, Low Oil Shutdown
Motor starter type—Pull Cord Start
Weight—99.2 lbs
Rec. use—

What reviewers say

Pulsar PGD40iSCO Inverter Generator

  • 4.4 / 5378 ratings

Rated 4.4 out of 5 across 378 ratings, owners mostly praise the light weight, quiet operation and clean power for RV and camping use. Complaints center on the small fuel tank and short runtime between refills.

What people mention
  • WeightPraisedOwners say the 46-pound build is easy to lift into a truck bed or RV compartment.
  • NoisePraisedReviewers report it runs quietly enough for RV parks and shared campsites.
  • RuntimeCriticisedThe one-gallon tank runs dry in a few hours at half load, so owners refuel often.
  • Power qualityPraisedUsers say laptops, phones and RV electronics run without issues on the inverter output.

WEN 56400iX Inverter Generator

  • 4.6 / 5345 ratings

Questions and answers

Which is better for RV camping?
The WEN, for most RVers. It starts with a button, runs 8.5 hours at half load and has an RV outlet plus USB and 12V ports. The Pulsar is the better choice if you have to lift the unit in and out by yourself.
Which one is quieter?
The WEN, on paper. It is rated 57-58 dB at quarter load against 59 dB for the Pulsar. Both are quiet enough for most campgrounds, and noise rises with load on either.
Which lasts longer?
The WEN has the edge on upkeep: the fuel shut-off drains the carburetor before storage, which fights the blockages that sideline small engines. The Pulsar's lighter weight means less strain on you, but its 1-gallon tank means more refueling cycles.
Is the WEN worth stepping up to over the Pulsar?
Yes if you value electric start, longer run time and cleaner power, and you can move about 99 pounds on its wheels. Stay with the Pulsar if portability is the deciding factor.
Can either run a 13,500 BTU RV air conditioner?
The Pulsar is listed for air conditioners up to 13,500 BTU, and the WEN's 4,000 surge watts cover the same class of unit. Both may need a soft-start kit for reliable AC startup.
Can I link two units together?
The Pulsar is parallel-capable, so two units can be paired to double output. The WEN 56400iX is not listed as parallel-capable.

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Buying guides that pick them

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Residential
Assembled product height—20.1 in
Has written warranty—No
Model—56400iX
Continuous Output—3200 rated watts
Power Output—4000 surge watts
Runtime—Up to 8.5 hours (half-load run time)
Voltage—120V
Peak Output—4000 surge watts
Starting Method—Electric start
Protection—Overload protection
CO Sensor—Yes, Yes (WEN Watchdog CO Shutdown Sensor)
Low Oil Shutdown—Yes, Yes (Low-oil automatic shutdown)
Overload Protection—Yes
Fuel Capacity—2.2-gallon
Fuel Gauge—Digital fuel display
Number Of Outlets—6
Receptacle Type—TT-30R
Depth—27.95 in