Voice vocoder speed vs quality: HiFi-GAN vs BigVGAN, 48 kHz for +0.2 MOS

HiFi-GAN vs BigVGAN: isolating activation and anti-aliasing yields +0.2 MOS at 48 kHz, but only when mel inputs, hardware, and batch size match. Independent technical note mirroring the canonical version: https://clonemyvoice.io/blog/voice-vocoder-speed-vs-quality-hifi-gan-vs-bigvgan-48-khz-for-02-mos.php

Authors

Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-11-10
DOI
https://doi.org/10.5281/zenodo.24101573
Primary Topic
Speech Recognition and Synthesis
Type
preprint
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preprint

Voice vocoder speed vs quality: HiFi-GAN vs BigVGAN, 48 kHz for +0.2 MOS

Dylan Cooper
Zenodo (CERN European Organization for Nuclear Research)
Speech Recognition and Synthesis
preprint

Voice vocoder speed vs quality: HiFi-GAN vs BigVGAN, 48 kHz for +0.2 MOS

Dylan Cooper
preprint en

Abstract

HiFi-GAN vs BigVGAN: isolating activation and anti-aliasing yields +0.2 MOS at 48 kHz, but only when mel inputs, hardware, and batch size match. Independent technical note mirroring the canonical version: https://clonemyvoice.io/blog/voice-vocoder-speed-vs-quality-hifi-gan-vs-bigvgan-48-khz-for-02-mos.php

Zenodo (CERN European Organization for Nuclear Research)
Speech Recognition and Synthesis
DOIOpen Access PDFOpenAlex
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Voice vocoder speed vs quality: HiFi-GAN vs BigVGAN, 48 kHz for +0.2 MOS — Dylan Cooper · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS