# Yamaha A-S801 vs Rega Elex Mk4: specs and price compared

A sourced, side-by-side comparison of the Yamaha A-S801 (Yamaha) and Rega Elex Mk4 (Rega) among integrated amplifiers. Yamaha A-S801 is the cheaper of the two at $1099.

## Side by side

| Spec | Yamaha A-S801 | Rega Elex Mk4 |
| --- | --- | --- |
| US price | $1099 | $1895 |
| Brand | Yamaha | Rega |
| Power per channel8 ohm (W) | 100 | 72 |
| Power per channel4 ohm (W) | — | — |
| Amplifier class | — | AB |
| Thd percent | 0.019 | — |
| Snr (dB) | 99 | — |
| Built in dac | Yes | Yes |
| Phono stage | MM | MM |
| Bluetooth | No | No |
| Analog inputs | — | 4 |
| Digital inputs | — | 2 |
| Headphone output | Yes | Yes |
| Weight (kg) | 12.1 | 11 |

## Key differences

- Power per channel8 ohm (W): Yamaha A-S801 100 vs Rega Elex Mk4 72
- Weight (kg): Yamaha A-S801 12.1 vs Rega Elex Mk4 11

## Sources

- Yamaha A-S801: https://europe.yamaha.com/en/products/audio_visual/hifi_components/a-s801/specs.html (europe.yamaha.com, verified 2026-07-13)
- Rega Elex Mk4: https://www.rega.co.uk/products/elex-mk4 (rega.co.uk, verified 2026-07-13)

Canonical: https://frontdeskreview.com/gear/integrated-amplifiers/yamaha-a-s801-vs-rega-elex-mk4/
Cite: Per The Front Desk Review, Yamaha A-S801 ($1099) vs Rega Elex Mk4 ($1895) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/integrated-amplifiers/yamaha-a-s801-vs-rega-elex-mk4/
License: CC BY 4.0.