PowerToolGrid

DeWalt 20V MAX vs Ryobi 40V

DeWalt 20V MAX and Ryobi 40V batteries don't swap: we have no source saying either pack runs the other's tools. DeWalt 20V MAX: 11 battery packs (1.7–10 Ah) and 19 garden tools listed. Ryobi 40V: 9 battery packs (2–12 Ah) and 49 garden tools listed. Widest mower: 21.5 in against 21 in. Strongest blower: 550 CFM against 850 CFM. Widest string trimmer: 15 in against 17 in.

At a glance

Fact DeWalt 20V MAX Ryobi 40V
Voltage on the label20 V40 V
Batteries11 packs, 1.7–10 Ah9 packs, 2–12 Ah
Garden tools listed19: 3 lawn mowers, 3 string trimmers, 2 leaf blowers, 5 hedge trimmers, 2 chainsaws, 1 pole saw, 3 other yard tools49: 10 lawn mowers, 7 string trimmers, 11 leaf blowers, 5 hedge trimmers, 8 chainsaws, 2 pole saws, 4 snow blowers, 2 other yard tools
Widest mower21.5 in2X20V MAX 21-1/2 in Brushless FWD Self-Propelled Mower21 inHP Brushless 21 in Self-Propelled Mower
Strongest blower550 CFMXR Brushless Blower850 CFMHP Brushless 850 CFM Backpack Blower
Widest string trimmer15 inBrushless Foldable String Trimmer17 inHP Brushless 17 in Attachment Capable String Trimmer
Self-propelled mowers2 of 33 of 10
Longest tool warranty3 years5 years
Where it's soldSeveral storesOnly at The Home Depot

Counts are what this catalogue lists so far, not each brand's whole range.

Do the batteries swap?

No. We have no source saying a DeWalt 20V MAX pack runs Ryobi 40V tools, or the other way round. Owning both means two sets of batteries and chargers, so choosing between them is choosing which tools you'll keep buying.

Which batteries work with DeWalt 20V MAX · Which batteries work with Ryobi 40V

Tool by tool

Each platform's products of a kind, biggest first by the spec that matters most for it. A dash means the brand publishes no figure we have read yet.

Batteries 11 vs 9

DeWalt 20V MAX

Ryobi 40V

All batteries from both brands, spec by spec →

Lawn mowers 3 vs 10

DeWalt 20V MAX

Ryobi 40V

All lawn mowers from both brands, spec by spec →

String trimmers 3 vs 7

DeWalt 20V MAX

Ryobi 40V

All string trimmers from both brands, spec by spec →

Leaf blowers 2 vs 11

DeWalt 20V MAX

Ryobi 40V

All leaf blowers from both brands, spec by spec →

Hedge trimmers 5 vs 5

DeWalt 20V MAX

Ryobi 40V

All hedge trimmers from both brands, spec by spec →

Chainsaws 2 vs 8

DeWalt 20V MAX

Ryobi 40V

All chainsaws from both brands, spec by spec →

Pole saws 1 vs 2

DeWalt 20V MAX

Ryobi 40V

All pole saws from both brands, spec by spec →

Other yard tools 3 vs 2

DeWalt 20V MAX

Ryobi 40V

All other yard tools from both brands, spec by spec →

Only one of them is listed with

  • Ryobi 40V only: snow blowers.

Not listed here doesn't mean the brand doesn't make one; the catalogue is still growing.

Ryobi 40V: packs that don't fit every tool

  • 6.0Ah 40V pack with some lawn mowers whose battery bay is too small: does not fit. walmart.com ↗ (retailer, not the brand's own word; read Oct 8, 2026)

Questions

Do DeWalt 20V MAX batteries work with Ryobi 40V tools?

No. We have no source saying a DeWalt 20V MAX battery runs Ryobi 40V tools, or the other way round, so owning both means two sets of packs and chargers.

Which has more garden tools, DeWalt 20V MAX or Ryobi 40V?

In this catalogue so far: 19 for DeWalt 20V MAX and 49 for Ryobi 40V. Both brands may make more than are listed yet.

Which has the bigger battery, DeWalt 20V MAX or Ryobi 40V?

By the brands' amp-hour figures, the largest DeWalt 20V MAX pack listed is 10 Ah and the largest Ryobi 40V pack is 12 Ah. Amp-hours only compare fairly at the same voltage (20 V against 40 V); watt-hours, where the brand states them, are on each battery's page.

Which makes the wider mower, DeWalt 20V MAX or Ryobi 40V?

By the brands' own figures: 21.5 in for DeWalt 20V MAX (2X20V MAX 21-1/2 in Brushless FWD Self-Propelled Mower) and 21 in for Ryobi 40V (HP Brushless 21 in Self-Propelled Mower).

Which has the stronger leaf blower, DeWalt 20V MAX or Ryobi 40V?

By the brands' own figures: 550 CFM for DeWalt 20V MAX (XR Brushless Blower) and 850 CFM for Ryobi 40V (HP Brushless 850 CFM Backpack Blower).

Which has the wider string trimmer, DeWalt 20V MAX or Ryobi 40V?

By the brands' own figures: 15 in for DeWalt 20V MAX (Brushless Foldable String Trimmer) and 17 in for Ryobi 40V (HP Brushless 17 in Attachment Capable String Trimmer).

Which has the longer warranty, DeWalt 20V MAX or Ryobi 40V?

The longest tool warranty we have read is 3 years for DeWalt 20V MAX and 5 years for Ryobi 40V. Batteries often carry a shorter one; check each product's page.

Answered from the catalogue data, as of October 29, 2026. How we compare.

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