# Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger: specs and price compared

A sourced, side-by-side comparison of the Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer (Echo) and Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger (Worx) among string trimmers. Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger is the cheaper of the two at $119.99.

## Side by side

| Spec | Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer | Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger |
| --- | --- | --- |
| US price | $279.99 | $119.99 |
| Brand | Echo | Worx |
| Power source | gas | battery |
| Cutting swath (in) | 17 in | 12 in |
| Shaft type | straight | straight |
| Line diameter (in) | 0.095 in | 0.065 in |
| Feed type | bump | auto |
| Engine cc or voltage | 21.2 cc | 20 V |
| Weight (lb) | 11.5 | 5.29 |

## Key differences

- Power source: Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer gas vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger battery
- Cutting swath (in): Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 17 in vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger 12 in
- Line diameter (in): Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 0.095 in vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger 0.065 in
- Feed type: Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer bump vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger auto
- Engine cc or voltage: Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 21.2 cc vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger 20 V
- Weight (lb): Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer 11.5 vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger 5.29

## Sources

- 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)
- Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger: https://www.amazon.com/Worx-WG163-Cordless-Batteries-Included/dp/B018S68U40 (amazon.com, verified 2026-06-19)

Canonical: https://frontdeskreview.com/gear/string-trimmers/echo-srm-225-gas-vs-worx-wg163-gt-30/
Cite: Per The Front Desk Review, Echo SRM-225 21.2cc Straight Shaft Gas String Trimmer ($279.99) vs Worx WG163 GT 3.0 20V 12" String Trimmer & Wheeled Edger ($119.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/string-trimmers/echo-srm-225-gas-vs-worx-wg163-gt-30/
License: CC BY 4.0.