# Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer: specs and price compared

A sourced, side-by-side comparison of the Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer (Ryobi) and Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer (Echo) among string trimmers. Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer is the cheaper of the two at $149.

## Side by side

| Spec | Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer | Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer |
| --- | --- | --- |
| US price | $149 | $279.99 |
| Brand | Ryobi | Echo |
| Power source | battery | gas |
| Cutting swath (in) | 15 in | 17 in |
| Shaft type | straight | straight |
| Line diameter (in) | 0.080 in | 0.095 in |
| Feed type | bump | bump |
| Engine cc or voltage | 40 V | 21.2 cc |
| Weight (lb) | 8.92 | 11.5 |

## Key differences

- Power source: Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer battery vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer gas
- Cutting swath (in): Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer 15 in vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 17 in
- Line diameter (in): Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer 0.080 in vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 0.095 in
- Engine cc or voltage: Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer 40 V vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 21.2 cc
- Weight (lb): Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer 8.92 vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 11.5

## Sources

- Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer: https://www.ryobitools.com/en-us/products/46396008374 (ryobitools.com, verified 2026-06-19)
- Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer: https://www.echo-usa.com/trimmers-brushcutters/srm-225 (echo-usa.com, verified 2026-06-19)

Canonical: https://frontdeskreview.com/gear/string-trimmers/ryobi-ry40250-40v-expand-it-vs-echo-srm-225-gas/
Cite: Per The Front Desk Review, Ryobi RY40250 40V Expand-It Attachment Capable String Trimmer ($149) vs Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer ($279.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/string-trimmers/ryobi-ry40250-40v-expand-it-vs-echo-srm-225-gas/
License: CC BY 4.0.