# Milwaukee M18 FUEL 21 in Self-Propelled Dual Battery Mower

> Milwaukee M18 FUEL 21 in Self-Propelled Dual Battery Mower (2823-20) is a mower from Milwaukee M18. It is labelled 18 V, runs on 2 batteries at once, weighs 78.2 lb, cuts a 21 in path, is self-propelled, has a brushless motor, and has a 3-year limited warranty. Lowest in-stock price on file: $799.00 at Tool Nut (checked Oct 10, 2026).

- Line: [Milwaukee M18](https://powertoolgrid.com/lines/milwaukee-m18/)
- Category: [Lawn mowers](https://powertoolgrid.com/compare/mower/)
- Status: current
- Data confidence: inferred (last verified 2026-10-29; [what this means](https://powertoolgrid.com/how-we-compare/#confidence))
- Page: https://powertoolgrid.com/products/milwaukee-m18-2823-20/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model number | 2823-20 | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |
| Voltage on the label | 18 V | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, search, 2026-10-08) |
| Batteries it takes at once | 2 | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |
| Weight | 78.2 lb | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |
| Cutting width | 21 in | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |
| Self-propelled | yes | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, search, 2026-10-08) |
| Brushless motor | yes | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |
| Warranty | 3 yr | [milwaukeetool.com](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) (brand, page, 2026-10-29) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| Tool Nut | $799.00 | in stock | 2026-10-10 | [View at Tool Nut](https://www.toolnut.com/products/milwaukee-2823-20-m18-fuel-21-self-propelled-dual-battery-mower) |
| Milwaukee | not checked | unknown | — | [View at Milwaukee](https://www.milwaukeetool.com/products/details/m18-fuel-21-self-propelled-dual-battery-mower/2823-20) |

Prices are re-checked weekly; a date more than a month old means the store could not be re-read.

## The same tool on other platforms

Same category, different line:

- [BLACK+DECKER 40V MAX 20 in Mower](https://powertoolgrid.com/products/black-decker-40v-max-cm2043c/)
- [Craftsman V60 21 in 3-in-1 Self-Propelled Mower](https://powertoolgrid.com/products/craftsman-v60-cmcmw270/)
- [Craftsman V60 21 in 3-in-1 Push Mower](https://powertoolgrid.com/products/craftsman-v60-cmcmw260/)
- [Craftsman 2xV20 BRUSHLESS RP 21 in Self-Propelled Mower](https://powertoolgrid.com/products/craftsman-v20-cmcmwsp320/)
- [Craftsman 2xV20 20 in Brushless Push Mower](https://powertoolgrid.com/products/craftsman-v20-cmcmw220/)
- [DeWalt 60V MAX FLEXVOLT 21 in Brushless RWD Self-Propelled Mower](https://powertoolgrid.com/products/dewalt-60v-max-flexvolt-dcmwsp700/)
- [DeWalt 2X20V MAX XR 21 in Brushless RWD Self-Propelled Mower](https://powertoolgrid.com/products/dewalt-20v-max-dcmwsp256/)
- [DeWalt 2X20V MAX 21-1/2 in Brushless FWD Self-Propelled Mower](https://powertoolgrid.com/products/dewalt-20v-max-dcmwsp244/)


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PowerToolGrid lists battery yard tools from every brand side by side, with a source for every spec. [How we compare](https://powertoolgrid.com/how-we-compare/). Data as of 2026-10-29.