Duromax 420cc vs Predator 420cc [Which Engine is Better Choice?]

When it comes to gas-powered engines, there are a few different options on the market. Two of the most popular engine types are the Duromax 420cc and Predator 420cc. But which one is a better choice for you?

In this article, we’ll be comparing the Duromax 420cc vs Predator 420cc engines. We’ll look at both engines and see how they compare in terms of power, fuel efficiency, and noise levels. Which engine is right for you? With this article, the choice should be clear.

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Predator 420cc vs Duromax 420cc Engine

DuroMax

DuroMax 420cc 16HP Gas Multi-Purpose Horizontal Shaft Engine is a perfect fit for many projects. This is a 420cc gasoline engine that delivers 16HP and 23.34ft. /lb. torque. The DuroMax 420cc Gas Multi-Purpose Horizontal Shaft Engine is perfect for powering just about any application a homeowner or professional could need. 

This heavy-duty gas engine allows you to tackle various projects in and around your home. In addition, its Shaft Engine is designed to be easy to start, sufficiently powerful, and economical to operate. The XP16HP engine is also versatile enough for various applications, from generator work to construction equipment to go-kart racing.

Predator

420cc Predator Gas Engine is a robust, durable, and reliable choice for your next power project. This gas engine is ideal for applications that require a relatively quiet and low-vibration environment. The 420cc Predator gas engine is upgraded to perform efficiently in even the most challenging conditions.

The Predator 420cc gas engine is an ideal replacement engine for dozens of machines, including lawnmowers. This powerful gas engine is lightweight, compact, and efficient, making it easy to mount and operate.

A steel flywheel helps improve balance and stability. The reliable starter motor generates enough power to start even in low temperatures, and oversized cooling fins help dissipate heat to prevent overheating at high RPMs.

Let’s compare the Duromax 420cc vs Predator 420cc.

Comparison –Duromax 420cc vs Predator 420cc Engines

FeaturesDuroMax 420ccPredator 420cc
FuelGas Multi-Purpose, 87 octane gasoline Gasoline and Petrol Engine
Product Imageduromax 420cc vs predator 420cc enginepredator 420cc vs duromax 420cc engine
View on AmazonView on Amazon
EngineThe heavy-duty engine features a 4-stroke OHV durable 16HP 420cc engine420cc OHV Horizontal Shaft, This heavy-duty gas engine allows you to tackle a variety of projects in and around your home.
Shaft Engine16 HP uses  E-Z pull recoil13 HP Electric start with recoil backup
Weight77 lb. 73 lbs
CertificationEPA and CARB approvedEPA/CARB
Max Output speed3600RPM3600 RPM
Average Run Time1.2 gallon per hour (at 1/2 load)13 hours @ 50% load
Fuel TankLong-lasting use with large 1.75 gals. tank6-gallon fuel tank
Working CapacityPowerful enough to run multiple power tools simultaneously. For use around your home, farm, and/or shop.Perfect replacement for multiple applications.
DesignEasy-to-start, sufficiently powerful, and economical to operateRobust, compact, and easy to maintain
ModelA 16HP model with best-in-class power output is EPA/CARB compliant, so you can use it in most states!This 13.8 in. 16HP Predator 420cc gas engine is the perfect replacement for most standard engine configurations.
Warranty One-year commercial and three-year residential Backed by a 3-year warranty.
Stroke66mm66 mm
Max Torque28.5 Nm/23.34 ft./lb.18.4 ft. lbs. @ 2500 RPM
Choke ControlManualManual
Maximum RPM4,000 rpm3600 RPM
Oil Capacity1.1 L1.2 L
Dimensions20.47 x 18.5 x 22 inches(7.7 in. L x 3.4 in. W – 4.1 in. W
Mounting typeHorizontalHorizontal
Others108 dB Low oil sensor shuts downRelatively quiet and low-vibration

Performance and Efficiency – Duromax 420cc vs Predator 420cc

DuroMax 420cc engine provides 16 HP of maximum torque in a simple design. It’s perfect for various uses; it’s reliable and affordable. A 1.75 gal tank offers long-term use, while an oversized air filter ensures air reaches the engine effectively. This engine is built to last!

On the other hand, the Predator 420cc portable gas engine is designed for outdoor applications like yard work, equipment maintenance, and more. This 420cc mobile gas engine features an overhead valve design for long life and fuel-saving performance.

The 420cc has a powerful horizontal shaft with a 360-degree ball bearing to handle heavy torque loads. This powerful gas engine also comes with a low oil shut-off that automatically turns off the engine when the oil gets too low.

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Final Words – Some Technicalities

In short, the DuroMax 420cc gas-powered engine delivers high performance designed to handle everything you throw at it. This heavy-duty engine features a durable and potent 420cc single-cylinder with a 4-stroke OHV, giving you a long-running time per tank of fuel.

Further, it should be in your tool shed. A powerful, easy-to-start engine under the hood enables you to tackle heavy-duty applications new and old with ease.

The Predator 420cc gas engine is an upgraded replacement engine ideal for replacing a worn-out engine. Thanks to the durable cast iron cylinder this Predator 420cc gasoline engine is designed to last longer than other models on the market. It helps save gas and oil, resulting in reduced running costs and being environmentally friendly.

Thus, in my opinion, Predator 420cc is better in between Duromax 420cc vs Predator 420cc. The Predator 420cc gasoline-powered engine has all the features you want for a more extended, safer operation.

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