
Greenworks
Greenworks 48V (24V x 2) 21in Self-Propelled Lawn Mower, Battery Kit
Highlights
- Two Greenworks 24V batteries combine for 48V of exceptional power without leaving the 24V battery platform.
- Up To 45 Minutes Run-Time With 2 Fully Charged 5Ah USB Batteries. Run-Time Varies Based on Grass Condition and Operator Technique. Dual Port Charger Included.
- Self-propelled rear wheel drive and variable speed control for maximum traction, maneuverability, and control.
- Efficient brushless motor provides more torque, quiet operation, and longer life.
- 4-In-1 System - Mulch, Rear Bagging, Side Discharge, and Turbo Button for leaf pickup and maximum power.
- Powerfully easy, Simple to start with just the push of a button. Effortless to mow because it’s self-propelled, no sweat.
Why You'll Love It
- Uses two 24V batteries together to deliver 48V of power across a 21-inch cutting deck
- Self-propelled rear-wheel drive with variable speed lets you match your preferred walking pace
- Provides up to 45 minutes of mowing time with two included 5Ah USB batteries
- Brushless motor delivers higher torque along with quiet running and extended motor life
- Four cutting options include mulching, rear bagging, side discharge, and a dedicated turbo mode
- Push-button electric start gets you working immediately without pulling cords
Pros
- +Self-propelled rear-wheel drive
- +Includes dual-port charger and batteries
- +Versatile 4-in-1 grass management
- +Quiet brushless motor operation
- +Simple push-button electric start
Cons
- -Run-time tops out at 45 minutes
- -Actual battery life varies with grass conditions
- -Requires charging two batteries together
Detailed Review
The Greenworks 48V 21-inch lawn mower is a battery-powered yard tool designed for homeowners who want to cut their grass without the hassle of gas engines or pull cords. Powered by two 24V batteries working in tandem, it delivers 48V of total cutting power while remaining compatible with standard 24V tools. It suits yards where a self-propelled system can reduce the physical effort needed to mow.
Driving the mower is an efficient brushless motor that provides solid torque, quiet operation, and extended service life. The self-propelled rear-wheel drive features variable speed control, allowing you to set a comfortable pace whether you are navigating open stretches or maneuvering around garden beds. Starting the mower is straightforward thanks to a simple push-button ignition.
For lawn maintenance, this model offers a flexible 4-in-1 system. You can switch between mulching clippings back into the turf, collecting them in the rear bag, or utilizing side discharge. It also features a turbo button specifically designed to deliver maximum power for leaf pickup and tougher mowing patches. The kit includes two 5Ah USB batteries and a dual-port charger to power the system.
A notable trade-off is the run-time limit. The system runs up to 45 minutes on a full charge, though dense turf, tall growth, and varying operator techniques can reduce that duration. Users with especially large properties may find a single charge cycle insufficient to complete their entire lawn in one pass.
Verdict: This Greenworks 48V mower is a dependable, low-effort choice for homeowners wanting versatile cutting options and self-propelled convenience without dealing with gas. It is best suited for medium-sized yards that can be completed within a 45-minute mowing session.
Who Should Buy It
A great fit if you:
- Need a self-propelled mower to cut down on physical pushing effort
- Already own or want to use tools from the Greenworks 24V battery platform
- Want multiple options for bagging, mulching, side discharge, and leaf collection
- Prefer a fast push-button start over manual pull cords
Consider something else if you:
- Have large acreage that requires significantly more than 45 minutes of continuous mowing
- Prefer managing a single battery pack rather than charging two units simultaneously
FAQ
How long do the batteries last on a single charge?
The mower delivers up to 45 minutes of run-time using the two fully charged 5Ah USB batteries, though actual time varies depending on operator technique and grass conditions.
What cutting and disposal options are available?
It features a 4-in-1 system that supports mulching, rear bagging, side discharge, and a turbo mode for leaf pickup and added power.
What is included in the battery kit?
The kit comes with the 21-inch mower, two 24V 5Ah USB batteries that combine for 48V operation, and a dual-port charger.
Product Details
| Brand | Greenworks |
| ASIN | B08NX23ZMH |






