# CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles: specs and price compared

A sourced, side-by-side comparison of the CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection (CURT) and Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles (Reese) among trailer brake controllers.

## Side by side

| Spec | CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection | Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles |
| --- | --- | --- |
| US price | not published | not published |
| Brand | CURT | Reese |
| Controller type | proportional | time-delay |
| Output amperage max | — | 30 |
| Axle capacity | 1-4 | 1-4 |
| Display type | smartphone app (OneControl Auto, iOS/Android) via Bluetooth; no physical readout | digital output display with real-time diagnostics |
| Manual override | optional accessory, sold separately (CURT #51189) | Yes |
| Bluetooth | Yes | No |
| Boost levels | — | — |
| Mounting orientation | under-dash; installs with included adhesive pad or zip ties | mounts above or below dash, in any direction, within driver's reach |

## Key differences

- Controller type: CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection proportional vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles time-delay
- Display type: CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection smartphone app (OneControl Auto, iOS/Android) via Bluetooth; no physical readout vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles digital output display with real-time diagnostics
- Manual override: CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection optional accessory, sold separately (CURT #51189) vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles Yes
- Bluetooth: CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection Yes vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles No
- Mounting orientation: CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection under-dash; installs with included adhesive pad or zip ties vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles mounts above or below dash, in any direction, within driver's reach

## Sources

- CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection: https://www.curtmfg.com/part/51190 (curtmfg.com, verified 2026-08-12)
- Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles: https://www.reesetowpower.com/product/8507120_trailer-brake-control-timed (reesetowpower.com, verified 2026-08-12)

Canonical: https://frontdeskreview.com/gear/trailer-brake-controllers/curt-echo-under-dash-vs-reese-brakeman-iv/
Cite: Per The Front Desk Review, CURT Echo Under-Dash Trailer Brake Controller, Bluetooth Smartphone Connection (not published) vs Reese Towpower Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/trailer-brake-controllers/curt-echo-under-dash-vs-reese-brakeman-iv/
License: CC BY 4.0.