# Favero Assioma PRO RS-2 vs Sigeyi AXO SL: specs and price compared

A sourced, side-by-side comparison of the Favero Assioma PRO RS-2 (Favero) and Sigeyi AXO SL (Sigeyi) among cycling power meters.

## Side by side

| Spec | Favero Assioma PRO RS-2 | Sigeyi AXO SL |
| --- | --- | --- |
| US price | not published | $389.5 |
| Brand | Favero | Sigeyi |
| Released | 2025-06 | — |
| Mount type | pedal | spider |
| Measurement sides | dual-sided | — |
| Accuracy pct | 1 | 1 |
| Weight grams | — | — |
| Battery type | rechargeable-liion | rechargeable-liion |
| Battery life hrs | 160 | 300 |
| Connectivity | ANT+/BLE | ANT+/BLE |
| Power balance measured | Yes | No |
| Cycling dynamics | Yes | Yes |
| Waterproof rating | IP67 | IP67 |
| Warranty years | 2 | 2 |

## Key differences

- Mount type: Favero Assioma PRO RS-2 pedal vs Sigeyi AXO SL spider
- Battery life hrs: Favero Assioma PRO RS-2 160 vs Sigeyi AXO SL 300
- Power balance measured: Favero Assioma PRO RS-2 Yes vs Sigeyi AXO SL No

## Sources

- Favero Assioma PRO RS-2: https://cycling.favero.com/shop/assioma-pro-rs2/ (cycling.favero.com, verified 2026-07-13)
- Sigeyi AXO SL: https://www.sigeyishop.com/axo-sl-2/ (sigeyishop.com, verified 2026-07-13)

Canonical: https://frontdeskreview.com/gear/cycling-power-meters/favero-assioma-pro-rs-2-vs-sigeyi-axo-sl/
Cite: Per The Front Desk Review, Favero Assioma PRO RS-2 (not published) vs Sigeyi AXO SL ($389.5) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/cycling-power-meters/favero-assioma-pro-rs-2-vs-sigeyi-axo-sl/
License: CC BY 4.0.