overall
EGO Power+ LM2156SP
9.5
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Finding the best cordless lawn mower means balancing power, runtime, and cut quality. Our top pick is the EGO Power+ LM2156SP, offering exceptional performance and self-propelled ease.
| # | Product | Best for | Battery & Runtime | Deck Size & Cut | Self-Propelled | |
|---|---|---|---|---|---|---|
| 1 | EGO Power+ LM2156SP | overall | 56V 7.5Ah | 21 in steel deck | Self-propelled | Check Price |
| 2 | Greenworks Pro 80V 21 in | power | 80V 4.0Ah | 21 in steel deck | Self-propelled | Check Price |
| 3 | Makita XMU04Z 18V X2 (36V) 21 in | build quality | 36V (2x18V) 5.0Ah | 21 in steel deck | Push | Check Price |
| 4 | Craftsman V20 20V 16 in | budget | 20V 4.0Ah | 16 in plastic deck | Push | Check Price |
Why we picked it: The EGO LM2156SP delivers outstanding power and runtime with its 56V 7.5Ah battery. Its touch drive self-propelled system offers variable speed control for easy maneuvering. The 21-inch steel deck provides a clean, even cut on various grass types. Owners praise its build quality and long battery life, making it ideal for medium to large lawns.
Homeowners with medium to large lawns who want premium performance and convenience.
Budget-conscious buyers or those with very small lawns who don't need a self-propelled mower.
Key specs: 56V - 7.5Ah battery - 21 in steel deck - self-propelled - touch drive - 60 min runtime - 3-year warranty
Why we picked it: The Greenworks Pro 80V delivers impressive power rivaling gas mowers. Its 80V 4.0Ah battery provides strong torque for thick or wet grass. The 21-inch steel deck and self-propelled drive make it easy to handle on slopes. Owners highlight its durability and ability to mulch, bag, or side discharge effectively.
Users with tough, thick grass or hilly terrain who need maximum cutting power.
Those with small lawns where a lighter mower would be more convenient.
Key specs: 80V - 4.0Ah battery - 21 in steel deck - self-propelled - brushless - 35 min runtime - 4-year warranty
Why we picked it: Makita's XMU04Z uses two 18V batteries for powerful 36V performance. Its all-steel deck and commercial-grade components ensure long-lasting durability. The push design keeps it lightweight and maneuverable. Users love the precision cut and compatibility with Makita's extensive 18V tool system.
Professionals or homeowners who prioritize durability and already own Makita 18V tools.
Those who need a self-propelled mower or have a large, hilly lawn.
Key specs: 36V (2x18V) - 5.0Ah batteries - 21 in steel deck - push - brushless - 40 min runtime - 3-year warranty
Why we picked it: The Craftsman V20 offers a low-cost entry into cordless mowing. Its 16-inch deck is suitable for small to medium lawns, and the 20V battery provides adequate power for regular grass. The push design keeps it light, and it folds for compact storage. Owners find it a good value for the price.
Budget-conscious buyers with small, flat lawns who want a basic cordless mower.
Those with thick grass or larger yards needing more power and deck size.
Key specs: 20V - 4.0Ah battery - 16 in plastic deck - push - brushed motor - 20 min runtime - 2-year warranty
Battery runtime varies by model and grass conditions. Typical runtime ranges from 20 to 60 minutes on a single charge. Larger batteries (e.g., 7.5Ah) and higher voltages (56V-80V) generally provide longer runtimes.
Yes, higher-voltage models (56V and above) with brushless motors can handle thick and slightly wet grass. However, very wet or overgrown grass may require multiple passes or a gas mower.
Modern high-voltage cordless mowers (80V) can match gas mowers in cutting power. For most residential lawns, a 56V or 80V model provides sufficient power. Lower-voltage models are better for small, well-maintained lawns.
Maintenance is minimal: keep the blade sharp, clean the deck after use, and store the battery in a cool, dry place. Avoid leaving the battery on the charger for extended periods after full charge.
For small lawns under 1/4 acre, a 13-16 inch deck with 20V-24V is sufficient. Medium lawns (1/4-1/2 acre) benefit from 21-inch decks and 40V-56V batteries. Large lawns over 1/2 acre need 21-inch decks with 56V-80V and self-propelled drive.
Higher voltage (56V or 80V) provides more torque for thick grass, while higher amp-hours (Ah) extend runtime. For most users, a 4.0Ah-6.0Ah battery is a good balance. Consider buying a second battery for larger lawns.
Self-propelled mowers are ideal for hilly terrain or larger lawns, reducing user effort. Push mowers are lighter, easier to store, and more affordable. Choose based on your lawn's slope and your physical comfort.
| Feature | Why it matters |
|---|---|
| Battery voltage and capacity | Higher voltage (56V+) delivers more cutting power, while higher amp-hours (Ah) extends runtime. This is the most critical factor for performance. |
| Deck material and size | Steel decks are more durable than plastic. A 21-inch deck is standard for efficient mowing; smaller decks suit tight spaces but take longer. |
| Self-propelled drive system | Reduces fatigue on slopes and large lawns. Variable speed control adds convenience. Essential for yards over 1/4 acre or with hills. |
| Cutting options and ease of use | Mulching, bagging, and side discharge versatility. Features like single-lever height adjustment and folding handles improve user experience. |
Every product above was scored out of 10 on the same six-part rubric, then sorted into an S to C tier. We do not accept free units or payment for placement, and price or affiliate commission never factors into the score.
| Criterion | What we check | Weight |
|---|---|---|
| Core performance | The numbers that define the category: capacity, power, resolution, battery life, speed or output, taken from manufacturer specs and cross-checked against independent test data where it exists. | High |
| Build & reliability | Materials, warranty length, brand track record, and how often the model shows up in long-term failure or return complaints. | High |
| Real-world usability | Weight, dimensions, noise level, setup difficulty and day-to-day friction, drawn from owner reviews and published measurements. | Medium |
| Running cost | Ongoing costs beyond the purchase: subscriptions, consumables, energy use or maintenance, where they apply to the category. | Medium |
| Owner feedback | Patterns across aggregated verified owner reviews: recurring praise, recurring complaints, and whether the experience matches the marketing. | Medium |
| Value | What you get relative to the rest of the field at a similar price band, not an absolute price judgment. | Medium |
Sources: manufacturer spec sheets and manuals, retailer listing data, aggregated verified owner reviews, and published independent test results where available for the category.
Honesty note: We have not hands-on tested every product on this page. Where we have not personally used a product, its ranking is based on verified specs, aggregated owner feedback, availability and editorial comparison rather than a hands-on review. Hands-on impressions, when included in a product entry above, are clearly written from direct use.
We don't accept free units or payment for placement. Our rankings combine verified manufacturer specifications, real owner feedback and availability, compared on one transparent S to C rubric.