PowerSmart EasyDrive 21-Inch Self Propelled Gas Lawn Mower, 170cc OHV Engine, Rear Wheel Drive, 3-in-1 Mulch/Bag/Side Discharge, 6-Point Height of Cut Review

★★★★ 4.1/5 (361 reviews)
$344.99
Brand: PowerSmart
PowerSmart EasyDrive 21-Inch Self Propelled Gas Lawn Mower, 170cc OHV Engine, Rear Wheel Drive, 3-in-1 Mulch/Bag/Side Discharge, 6-Point Height of Cut
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Overview

The PowerSmart EasyDrive 21-Inch Self Propelled Gas Lawn Mower is a budget-friendly, rear-wheel-drive machine built for homeowners with medium-sized, flat to gently sloping lawns. It pairs a reliable 170cc OHV engine with a simple, single-speed self-propel system, making it a solid choice for anyone wanting gas-powered cutting power without the premium price tag of Honda or Toro. This mower is best for practical buyers who prioritize value and straightforward operation over luxury features.

Who Should Buy This

Homeowners with 1/4 to 1/3 acre lots — The 21-inch deck and 2.5-bushel bag capacity are a perfect match for this yard size. You’ll finish in under an hour without constant bag-emptying stops.

First-time gas mower owners — The PowerSmart is about as simple as it gets: no complex transmissions, no electric start to troubleshoot, just pull the cord and go. The single-speed self-propel is easy to master.

Budget-conscious shoppers who still want self-propulsion — At $344.99, this undercuts most self-propelled competitors by $50–$100. If you’re tired of pushing a manual mower but can’t justify $450+, this fills the gap nicely.

Homeowners with flat or slightly sloped yards — Rear-wheel drive gives you good traction on hills, but the single-speed system means you’ll struggle on steep grades. Stick to gentle slopes and you’re golden.

Key Features Breakdown

170cc OHV Engine — This is a Chinese-made engine (typically a 170F series clone), not a Honda or Briggs & Stratton. It’s reliable enough for seasonal use but lacks the long-term refinement of premium brands. It starts well when cold, though you’ll want to use fuel stabilizer if storing for winter.

21-Inch Steel Deck — A good middle ground: narrow enough to maneuver around flower beds and fence lines, wide enough to cover a typical lawn in reasonable time. The steel deck is sturdy but will rust if you don’t clean clippings off after each use.

Rear Wheel Drive (RWD) — This matters if you have uneven terrain or a slight slope. RWD pushes the mower from behind, giving you better traction than front-wheel drive when the bag gets heavy. On flat ground, you won’t notice much difference, but on inclines, it’s a real advantage.

Single-Speed Self-Propel — The biggest trade-off for the price. You get one forward speed, period. It’s set at a brisk walking pace (about 3 mph). If you’re shorter or prefer a slower stroll, you’ll be pulling the mower back toward you constantly. There’s no variable-speed trigger, so adjust your stride, not the mower.

6-Point Height of Cut (1.5"–3.75") — A decent range for warm-season grasses like Bermuda or Zoysia, and passable for cool-season fescue or bluegrass. The lowest setting scalps a bit, so don’t drop it all the way on a bumpy lawn. Adjustment is via a single lever on each wheel — quick and tool-free.

3-in-1 Capability (Mulch, Bag, Side Discharge) — The mulching plug is included (many budget mowers make you buy it separately). Mulching performance is average; the blades don’t create the fine clippings of a Honda, but they’re fine for weekly cuts. The side discharge chute works well for tall grass, but it does blow clippings sideways, so watch out for flower beds.

Pros

  • Excellent value — You get self-propulsion, RWD, and a 21-inch cut for under $350. Nothing else in this price range offers this package.
  • Easy starting — The primer bulb and choke are intuitive. Most users report 1–2 pulls on cold starts, even after winter storage.
  • Good traction on slopes — Rear-wheel drive with large tires handles mild inclines better than front-wheel-drive mowers at this price.
  • Lightweight for a gas self-propelled — At about 65 pounds, it’s easier to lift into a truck or over obstacles than many competitors that push 80+ pounds.
  • Simple maintenance — No complex hydrostatic transmission to service. Oil changes and blade swaps are straightforward, and parts are cheap and available online.
  • Mulching kit included — Saves you $30–$40 compared to mowers that charge extra for the mulch plug.

Cons

  • Single self-propel speed is inflexible — You can’t slow down for tight turns or speed up on long straights. If your natural walking pace doesn’t match, you’ll be fighting the mower.
  • Bag capacity is small (2.5 bushels) — On thick, damp grass, you’ll empty it every 15–20 minutes. Side discharge is better for tall grass, but then you’re raking.
  • Engine lacks refinement — It’s louder than a Honda or Toro, and the vibration at full throttle is noticeable after 30 minutes. Not a dealbreaker, but you’ll feel it.
  • Deck rust potential — The paint finish is thin. If you don’t clean and dry the deck after mowing wet grass, expect rust within 1–2 seasons. A quick spray of WD-40 on the underside helps.

Bottom Line

The PowerSmart EasyDrive is a legitimate value pick for homeowners who need self-propulsion on a budget and have a flat, medium-sized lawn. It won’t match the refinement, bagging efficiency, or long-term durability of a $500 Honda, but it’s not trying to. What it does — start easily, cut reliably, and move itself forward — it does well enough for the price. If you’re a weekend warrior mowing a 1/4-acre lot and you want to stop pushing, this is a smart buy. Just accept the single-speed quirk and plan to replace it in 3–4 seasons. For the money, that’s a fair trade.

Frequently Asked Questions

Does this mower work well on thick, wet grass?
It’s okay, but not great. The 170cc engine has enough torque for damp grass, but the small bag fills up fast and clogs easily with wet clippings. Use the side discharge for wet conditions, and plan to rake afterward. For dry grass, mulching works reasonably well.

Can I add a variable-speed self-propel control?
No. This model has a fixed single-speed system. There’s no aftermarket upgrade to add variable speed. If you need adjustable speed, look at the PowerSmart Pro or step up to a Toro Personal Pace.

How loud is this mower at full throttle?
It’s around 85–90 decibels at ear level — loud enough to require hearing protection for extended use. It’s noticeably louder than

How It Compares

Quick Verdict

The Greenworks 40V cordless mower wins for most homeowners due to its lower price, massive user base validation, and push-button convenience, while the PowerSmart gas mower only edges ahead for larger yards with slopes or thick grass.

Side-by-Side Comparison

Feature Mower A: PowerSmart EasyDrive Mower B: Greenworks 40V
Price $344.99 $249.99
Power Source Gas (170cc OHV engine) Battery (40V, 4.0Ah)
Cutting Width 21 inches 16 inches
Self-Propelled Yes (rear-wheel drive) No (push mower)
Best Yard Size Up to ½ acre Up to ⅓ acre
Warranty 2-year limited 4-year limited

Where PowerSmart Wins

  1. More cutting power for tough conditions – The 170cc OHV gas engine delivers consistent torque through thick, wet, or overgrown grass without bogging down. The Greenworks battery can struggle on dense turf or when the grass is slightly taller than normal.

  2. Self-propelled drive reduces effort on slopes – Rear-wheel drive provides excellent traction on inclines and uneven ground. This is a major advantage if your yard has hills, as you won’t need to push the mower manually.

  3. Wider 21-inch cutting deck – The 5-inch width advantage over the Greenworks means fewer passes to cover the same area. On a ¼-acre lot, this can save 15–20 minutes per mowing session, and the 6-point height adjustment offers more fine-tuning for different grass types.

Where Greenworks Wins

  1. Dramatically lower maintenance and hassle – No gas, oil changes, spark plugs, or carburetor cleaning. Push-button start is instant and reliable, and the battery charges in about 1–2 hours. The PowerSmart requires fuel mixing (if 2-cycle) or straight gas, plus seasonal storage prep.

  2. Quieter and cleaner operation – At roughly 75 dB, the Greenworks is about 20 dB quieter than a typical gas mower. No exhaust fumes mean you can mow without ear protection or worrying about neighbors. This is a huge plus for smaller, residential lots.

  3. Proven reliability with massive user feedback – With 11,946 ratings and a 4.2-star average, the Greenworks has a much larger sample size confirming consistent performance. The 4-year warranty is double the PowerSmart’s coverage, and the 40V battery works with 75+ other Greenworks tools (trimmers, blowers, etc.).

Which Should You Buy?

Buy Mower A (PowerSmart) if:

  • Your yard is larger than â…“ acre (up to ½ acre) with slopes, hills, or thick, wet grass that would drain a battery mid-cut.
  • You don’t mind the routine maintenance of a gas engine and want self-propelled assistance to reduce physical strain on uneven terrain.
  • You need a wider cutting deck to minimize mowing time on a medium-sized property.

Buy Mower B (Greenworks) if:

  • Your yard is â…“ acre or less, relatively flat, and you prioritize convenience, quiet operation, and zero maintenance over raw power.
  • You already own other Greenworks 40V tools and want battery interchangeability, or you’re looking for the most affordable entry into cordless mowing.
  • You value long-term reliability backed by thousands of reviews and a longer warranty, and you’re willing to accept a slightly narrower cutting width and manual push operation.

Consider neither if:

  • Your yard exceeds ½ acre or has very steep slopes. In that case, a higher-end gas self-propelled mower (e.g., Honda or Toro) or a larger battery model (e.g., 60V or 80V) would better suit your needs.

Quick Verdict

The PowerSmart EasyDrive wins for medium to large yards needing power and self-propelled convenience, while the WORX wins for small yards where quiet, lightweight, and cordless operation matter most.

Side-by-Side Comparison

Feature PowerSmart EasyDrive WORX WG779
Price $344.99 $229.47
Power Source Gas (170cc OHV engine) Cordless electric (2x 20V batteries)
Cutting Width 21 inches 14 inches
Self-Propelled Yes (rear-wheel drive) No (push mower)
Best Yard Size 0.25–0.5 acres Up to 0.25 acres
Warranty 2-year limited (PowerSmart) 3-year limited (WORX)

Where PowerSmart Wins

  1. Cutting Power and Deck Size – The 170cc OHV gas engine paired with a 21-inch steel deck cuts through thick, wet, or tall grass without bogging down. The wider deck means fewer passes, saving time on larger lawns. The WORX’s 14-inch plastic deck and battery system struggle with dense growth and require more frequent battery swaps.

  2. Self-Propelled Drive – Rear-wheel drive provides excellent traction on slopes and uneven terrain, reducing user fatigue significantly. The WORX is a push mower, which becomes exhausting on anything larger than a postage-stamp yard or on hills.

  3. 3-in-1 Versatility – The PowerSmart offers mulching, bagging, and side discharge, giving you flexibility for different grass conditions and preferences. The WORX is only 2-in-1 (mulch or bag), and its small bag fills quickly due to the narrow cutting path.

Where WORX Wins

  1. Lower Cost and No Fuel Expenses – At $229.47, the WORX is $115 cheaper upfront, and you’ll never buy gas, oil, or spark plugs. Over several years, the savings on fuel and maintenance can exceed the price difference. The PowerSmart requires regular oil changes, fuel stabilizer, and carburetor care.

  2. Lightweight and Easy Storage – The WORX weighs roughly 30 pounds (with batteries), compared to the PowerSmart’s 65+ pounds. It’s easy to lift into a shed, hang on a wall, or carry over steps. The compact 14-inch size also fits in tight garages or small storage spaces.

  3. Quiet Operation and Instant Start – The WORX runs at about 85 dB (similar to a vacuum cleaner), while the PowerSmart emits 95+ dB (requires hearing protection). The electric mower starts with a simple trigger pull—no priming, choking, or pulling a recoil cord. This is ideal for early mornings or noise-sensitive neighborhoods.

Which Should You Buy?

Buy Mower A (PowerSmart EasyDrive) if:
You have a yard of 0.25–0.5 acres with slopes, thick grass, or uneven terrain. The self-propelled drive and 21-inch deck will save you time and effort, and you’re comfortable with gas engine maintenance. It’s the better choice for anyone who prioritizes raw cutting power over convenience.

Buy Mower B (WORX WG779) if:
Your lawn is under 0.25 acres, flat, and relatively thin. You value low maintenance, quiet operation, and easy storage. The lower price and included batteries make it a great entry-level mower for small urban or suburban yards, especially if you dislike dealing with gas and oil.

Buy neither if:
Your yard is between 0.25 and 0.5 acres but you want cordless convenience. In that case, look for a 20–21-inch battery mower with at least 60V or 80V power (e.g., EGO or Greenworks) to balance runtime and cutting width.

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Last updated: June 2026