# Black+Decker RTX-B 3-Speed RTX Rotary Tool vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories: specs and price compared

A sourced, side-by-side comparison of the Black+Decker RTX-B 3-Speed RTX Rotary Tool (Black+Decker) and Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories (Genesis) among rotary tools. Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories is the cheaper of the two at $19.99.

## Side by side

| Spec | Black+Decker RTX-B 3-Speed RTX Rotary Tool | Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories |
| --- | --- | --- |
| US price | $42.71 | $19.99 |
| Brand | Black+Decker | Genesis |
| Power source | corded | corded |
| Amps or voltage | 2 A / 120 V | 1 A / 120 V |
| Speed range (rpm) | 12,000 / 24,000 / 30,000 RPM (3 fixed speeds) | 8,000–30,000 RPM |
| Max (rpm) | 30000 | 30000 |
| Variable speed | No | Yes |
| Brushless | No | No |
| Ez change accessories | No | No |
| Included accessories count | 5 | 40 |

## Key differences

- Amps or voltage: Black+Decker RTX-B 3-Speed RTX Rotary Tool 2 A / 120 V vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories 1 A / 120 V
- Speed range (rpm): Black+Decker RTX-B 3-Speed RTX Rotary Tool 12,000 / 24,000 / 30,000 RPM (3 fixed speeds) vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories 8,000–30,000 RPM
- Variable speed: Black+Decker RTX-B 3-Speed RTX Rotary Tool No vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories Yes
- Included accessories count: Black+Decker RTX-B 3-Speed RTX Rotary Tool 5 vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories 40

## Sources

- Black+Decker RTX-B 3-Speed RTX Rotary Tool: https://www.toolboxsupply.com/products/black-decker-rtx-b-3-speed-rtx-rotary-tool-kit (toolboxsupply.com, verified 2026-06-20)
- Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories: https://www.homedepot.com/p/Genesis-Variable-Speed-Rotary-Tool-Kit-with-40-Accessories-GRT2103-40/203656925 (homedepot.com, verified 2026-06-20)

Canonical: https://frontdeskreview.com/gear/rotary-tools/black-decker-rtx-b-vs-genesis-grt2103-40/
Cite: Per The Front Desk Review, Black+Decker RTX-B 3-Speed RTX Rotary Tool ($42.71) vs Genesis GRT2103-40 Variable Speed Rotary Tool with 40 Accessories ($19.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/rotary-tools/black-decker-rtx-b-vs-genesis-grt2103-40/
License: CC BY 4.0.