Simpson MS60850-S Spec Review

The Simpson MegaShot MS60850-S is a gas-powered pressure washer offering a maximum water pressure of 3000 PSI and flow of 2.4 GPM. (Read full specs)

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Simpson MS60850-S 3000PSI Gas Pressure WasherSimpson MS60850-S 3000PSI Gas Pressure WasherSimpson MS60850-S 3000PSI Gas Pressure WasherSimpson MS60850-S 3000PSI Gas Pressure Washer

Description

The SIMPSON MegaShot 3000 PSI @ 2.4 GPM pressure washer, you receive an optimum performance for minimum effort. Clean siding, driveways, cars, prep for painting and more, quickly and easily. This is a perfect option for homeowners, because it’s lightweight and easy to maneuver. The MS60850 is powered by a SIMPSON 208cc engine with low oil shutdown and comes with a 25’ hose, ergonomic spray gun and a 5-n-1 multi tip nozzle.

Zoom on the Simpson MS60850-S

In summary, the Simpson MS60850-S is a heavy duty pressure washer, that offers an all-around versatile cleaning experience, and also:

  • spot cleaning of hard, unpainted surfaces or high reach areas
  • thorough cleaning of hard, paint-free surfaces
  • cleaning of painted or delicate surfaces
  • applying detergent and cleaning solutions

The following sections will present you in detail its power characteristics and design, its main features and all the additional features it has to offer.

Power

Its axial cam pump, which utilizes a powerful 208 cc (6 hp) engine, may deliver a pressure of up to 3000 PSI (almost 50 times more than a standard garden hose) and a flow of up to 2.4 GPM. These values correspond to a cleaning power of 7200 Cleaning Units.

A classic pull-start mechanism is responsible for starting the gas-powered pressure washer’s Simpson engine.

Design & Handling

The wheelbarrow design of the Simpson MS60850-S grants mobility and stability to the unit. The robust welded steel frame guarantees longevity of the assembly. The handle adds to the MS60850-S convenience of transport.

With a weight of 69 lbs, the unit can be easily maneuvered by most users. One of the largest contributors to its weight are its 208 cc Simpson engine and its welded steel frame. The MS60850-S can still be easily manipulated and maneuvered, thanks to its two 12" never-flat wheels.

Main Features

The Simpson MS60850-S comes with a spray gun, a wand, a pressure hose, a 5-in-1 nozzle and a detergent injection feature, which are detailed below.

  • Soap injection: Even though the device doesn't have a soap tank, detergent is supplied by a siphon hose. The automatic soap dilution mechanism of the Simpson MS60850-S will dilute the detergent with a 7:1 ratio. Detergent is automatically added to the water when "soap" is selected on the 5-in-1 nozzle.
  • Pressure hose: Using a set of convenient hooks, the included 25 ft ⌀1/4" high-pressure hose can be easily stored on the unit when it is not running.
  • Spray gun and wand: Both the classic ergonomic spray gun and its steel wand may be conveniently stored in a side hook.
  • Nozzle: a 5-in-1 nozzle is included.

    Simpson's 5-in-1 nozzle Simpson's 5-in-1 nozzle offers five spray pattern settings (0°, 15°, 25°, 40°, soap). Selection of a specific spray pattern is made by simply rotating the spray selector to the desired setting.

Other Features

Some of the accessories of the Simpson MS60850-S

Some of the included accessories

  • Onboard storage: The Simpson MS60850-S features a handy storage area, which allows you to neatly store nozzles and accessories and be always prepared by having everything needed at hand.
  • Safety: Safety of operation is enhanced by a low oil protection, a trigger lock mechanism (which prevents accidental operation) and a thermal relief valve (which helps to prevent internal pump damage).
  • Accessories: The Simpson MS60850-S comes with an owner's manual (opens in a new tab) and some basic documentation to get you quickly started. On top of that, you also get wand, oil, pressure hose, soap hose and spray gun.
  • Emissions: The Simpson MS60850-S is CARB-compliant, which means that it’s purchase and sale is legal in any of the 50 states, including California.

Product Videos

The Simpson MS60850-S's performance versus other pressure washers

The following charts are provided to give you an idea of how the key specs of the Simpson MS60850-S compare to similarly priced pressure washers.

Note: Even though we couldn’t list its price on this page, our research indicates that some brick-and-mortar retailers sell this unit around $330.

  • The Simpson MS60850-S, with a maximum pressure output of 3000 PSI, has an average pressure output, when considering gas-powered units in $300 to $400 price range. In case you are looking for a device with the highest possible power of its water stream, one of the top achievers in this price range is the Stanley SXPW3425 with a PSI of 3400.
  • In its respective price range, the water flow of this washer, 2.4 GPM (gallons per minute), ranks as average. In case you are looking for a device which can most efficiently rinse away debris in the current price range, the Lifan LFQ3370 has the highest GPM of 3.
  • In comparison to other gas-powered units of similar price, the 7200 Cleaning Units (PSI x GPM) of the MS60850-S are average. If the highest overall cleaning power is your top priority, the Lifan LFQ3370, which can reach up to 9900 Cleaning Units, is one of the most efficient of the devices in the current price range.

Price comparison

As you can see from this interactive chart, when compared to other gas-powered washers between 7000 and 7500 Cleaning Units, the Simpson MS60850-S is on the cheap side of the price range.

It can therefore be a really good buy if you're looking to acquire a budget pressure washer.

The bottom line

STRENGTHS:
  • Inexpensive
  • Designed to be stable
  • Automatic detergent dilution
  • Onboard storage
  • Several security features
  • CARB-compliant
  • 5 year (limited) warranty
AVERAGE SPECS:
  • Decent PSI for the price
  • Decent GPM for the price
  • Decent CU for the price
WEAKNESSES:
  • No soap tank

Do you own the Simpson MS60850-S and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

General
FuelGas-Powered
HandlingWheelbarrow
WaterCold
PSI3000
GPM2.4
Cleaning Units7200
Engine208 cc 6 HP Simpson 4-stroke OHV
PumpAxial Cam
SeriesMegaShot
Other model numbers60857, 60858
Features
FrameWelded steel
Soap injectionVia siphon hose
Soap dilution7:1
Nozzles5-in-1
Quick connect nozzlesYes
Onboard storageYes
Hose25 ft, ⌀1/4
Hose storageHooks
Misc
Dimensions
(D x W x H)
Approx. 23.5 x 19.5 x 23.8 in
Weight69 lbs
Wheels2 wheels, ⌀12", never flat
Included accessoriesOil, steel wand, spray gun, high pressure hose, soap hose, 5-in-1 nozzle
SecurityLow oil, trigger lock and thermal relief valve
EmissionsCARB
Warranty5 years

Unlike many websites, we did our best to research each of the specs above. That being said, we are not immune to making the occasional mistake or omission. Should you notice any missing or incorrect values, don't hesitate to suggest improvements so we can address the issue.

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About Simpson

Simpson has over 50 years of experience making quality products for the outdoor power equipment industry. Part of the FNA Group based in Pleasant Prairie, Wisconsin since 2006, they are a vertically-integrated company, meaning most of the parts and accessories are manufactured and assembled by them. Their manufacturing facilities are international. With the company motto "Driven by Performance", Simpson continues to offer a great variety of pressure-washing systems for the homeowner or the professional contractor.

Warranty Information

The Simpson MS60850-S is covered under a warranty for up to 5 years. This warranty may be limited and may not cover all parts of the unit.
For more information about the warranty of Simpson pressure washers, please contact the Simpson Customer Support: 1-877-362-4271.

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