Skip to content
PowerSmart DB2321SR review

PowerSmart · Walk-Behind Mowers

PowerSmart DB2321SR Review

The DB2321SR adds rear-wheel drive and a stated 3-year warranty to a basic 21-inch 3-in-1 deck. Limited published detail and a higher price than its siblings keep the value score moderate.

3.1 Our rating
Deck size
21 in.
Drive
Self-propelled, rear-wheel drive
Fuel type
Gasoline
Price
$449.99

Rating breakdown

  • Performance 3.0
  • Build quality 3.0
  • Reliability 3.0
  • Value for money 3.0
  • Comfort & ergonomics 3.5
  • Features 3.0

Key specifications

Power typeGasoline
Engine170 cc 4-cycle OHV gas engine, recoil start (maker not stated)
Displacement170 cc
Fuel typeGasoline
TransmissionRear-wheel self-propel (speed not stated)
DriveSelf-propelled, rear-wheel drive
Deck size21 in.
Cutting height1.5 to 3.9 in. (page says 5 or 6 positions)
Discharge3-in-1: side discharge, mulching or rear bag
Front tires7 in.
Rear tires8 in.
Recommended property sizeNot stated by PowerSmart
Model numberDB2321SR
ColorRed
StartRecoil (pull)
First-fill oil12 fl oz 10W-30

Pros and cons

What we like

  • Rear-wheel self-propel
  • 170 cc OHV engine
  • 3-year limited warranty
  • 3-in-1 discharge options
  • 21-in. deck

What could be better

  • Drive speed not published
  • Engine maker and horsepower not stated
  • Weight and bag size not published
  • Small 7-in. front wheels
  • Page conflicts on 5 or 6 height positions

DB2321SR review

What the DB2321SR is

The DB2321SR is PowerSmart’s red 21-inch, 170 cc gas mower with rear-wheel self-propel. It sits above the DB8621P push mower in this brand’s lineup and targets buyers who want a drive system without paying for a premium name. Our PowerSmart DB2321SR review draws only on the maker’s pages and listings.

Engine and self-propel

PowerSmart describes a 170 cc 4-cycle OHV gas engine with recoil start. The page does not name the engine maker or give horsepower, so we do not quote either.

Drive goes to the rear wheels. The page gives no ground speed or whether the speed is adjustable, which matters on hills and for walking pace.

Deck and cutting

The mowing deck is 21 inches. Height adjustment spans 1.5 to 3.9 inches, although the page calls it 6-position in one spot and 5-position in another, so count the notches at purchase. The mower works as a 3-in-1: side discharge, mulching or rear bagging.

Deck material and bag capacity are not stated on the pages we read.

Wheels and handling

Wheels are 7 inches in front and 8 inches in the rear. Small wheels are common on budget mowers and tend to handle thick or uneven turf less smoothly than 8-inch fronts and larger rears. No weight is published.

First fill requires 12 fl oz of 10W-30 oil according to the page, and fuel tank size is not given.

Price, warranty and fit

PowerSmart’s page shows $449.99 and a 3-year limited warranty. That price is well above the DB8621P and the brand’s 21-inch DB8621S self-propelled model, so compare them closely.

The DB2321SR fits small to mid-size lawns where pushing a mower is tiring. Shop it against the DB8621S if budget matters more than the extra cubic centimeters. Since PowerSmart sells direct and through retailers, check return terms and parts availability before you commit, because a budget brand lives or dies on how easily you can get blades, belts and filters.

Buying information

Price

$449.99

Seen on powersmartusa.com, Oct 2026. Retailer prices vary.

Where to buy

Warranty

3-year limited warranty, as stated on PowerSmart's product page. Terms are not detailed there.

Depreciation and resale

No published resale figures.

Ownership

Common problems

Spec-based limits: PowerSmart does not state deck material, fuel capacity, drive speed or weight, and the height-position count is inconsistent between sections of the same page.

Search owner discussions in the forum →

Maintenance

Change oil, check the air filter and spark plug, sharpen the blade, and keep the drive belt area free of debris.

Frequently asked questions

Is the PowerSmart DB2321SR self-propelled?

Yes. PowerSmart lists rear-wheel drive on this 21-inch model.

What size engine is in the DB2321SR?

A 170 cc 4-cycle OHV gas engine with recoil start.

What warranty does the PowerSmart DB2321SR have?

PowerSmart's page states a 3-year limited warranty.

How high does the DB2321SR cut?

From 1.5 to 3.9 inches, though the page is inconsistent on whether that is 5 or 6 positions.

How much is the PowerSmart DB2321SR?

PowerSmart's page showed $449.99 in October 2026.

Owner reviews

No owner reviews yet. Own one? Be the first to share what it is like to live with.

Review the DB2321SR

Overall rating
Rate the details (optional)
Performance
Build quality
Reliability
Value for money
Comfort & ergonomics
Features

Would you recommend it?

Reviews are checked by our team before they appear. Please keep it about the product and leave out links.