Verdict
Head-to-head · Best Electric Lawn Mowers Under $500

Greenworks Pro 60V 21" vs Sun Joe MJ403E Corded

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

Greenworks Pro 60V 21" and Sun Joe MJ403E Corded score essentially the same (4.5 vs 4.5). Pick the one whose trade-offs match your priorities — the strengths and watch-outs below are where they actually differ.

Greenworks Pro 60V 21"
Ranked #4 in Best Electric Lawn Mowers Under $500
Greenworks Pro 60V 21"
$399

The Pro 60V 21" is the value 60V pick — Greenworks Pro's 60V class at $399 push variant.

Strengths
  • 60V brushless motor
  • Self-propelled variants available
  • 3-in-1 (mulch, bag, discharge)
Watch-outs
  • Older 60V Greenworks line vs newer 80V
  • Battery proprietary to 60V
  • Self-propel premium at higher price
Sun Joe MJ403E Corded
Ranked #5 in Best Electric Lawn Mowers Under $500
Sun Joe MJ403E Corded
$150

The MJ403E is the corded value pick — Sun Joe's 17" corded mower at $150. Best for small yards near outlets.

Strengths
  • Cheapest electric mower under $500
  • 17" deck with 13-amp motor
  • No battery to manage
Watch-outs
  • Corded — cord management for whole-yard mowing
  • Smaller 17" deck
  • Less power for tall grass

How they stack up

Greenworks Pro 60V 21"

Mid-tier 60V class. Cheaper than 80V. 3-in-1 deck.

Sun Joe MJ403E Corded

Cheapest. Corded. Smaller deck.

Specs side-by-side

SpecGreenworks Pro 60V 21"Sun Joe MJ403E Corded
Width21"17"
Power60V brushlessCorded 13-amp
DrivePush (self-propel SKU available)Push
ModesMulch/Bag/Discharge
MulchingYes
← See the full ranking of best electric lawn mowers under $500