Speech Quality Evaluation on VCTK 48 kHz (test) benchmark leaderboard · SOTA2 Research

Speech Quality Evaluation on VCTK 48 kHz (test)

0.895STOIBigCodec

Evaluation Results

Method	Links
BigCodec2026.05		0.895	5.4	0.958	0.846	3.23	3.931	84.35	—
BigCodec2026.06		0.88	—	—	0.85	—	—	84.73	3.678
MDCTCodec2026.05		0.866	1.233	0.966	0.838	2.976	3.808	82.07	—
DAC2026.05		0.86	6.119	0.95	0.858	3.004	3.573	83.24	—
VoCodec2026.06		0.857	—	—	0.847	—	—	82.95	3.84
WavTokenizer2026.05		0.856	4.401	0.923	0.878	3.126	3.788	83.59	—
BigCodec2026.05		0.851	1.719	0.941	0.857	3.213	3.91	82.47	—
DAC2026.06		0.842	—	—	0.87	—	—	81.22	3.58
StreamCodec2026.06		0.842	—	—	0.855	—	—	79.38	3.802
MDCTCodec2026.05		0.84	-1.347	0.952	0.854	2.935	3.686	76.02	—
CFMDCTCodec2026.05		0.837	4.364	0.943	1.056	3.041	3.772	83.37	—
MDCTCodec-S2026.06		0.836	—	—	0.862	—	—	79.3	3.714
FlowDec2026.05		0.825	0.826	0.951	0.873	3.363	3.773	85.98	—
CFMDCTCodec2026.05		0.81	1.401	0.921	1.089	2.927	3.667	79.06	—
DAC2026.05		0.803	2.22	0.915	0.884	2.933	3.344	74.98	—
FlowDec2026.05		0.79	-1.086	0.923	0.924	3.339	3.621	81.74	—
WavTokenizer2026.05		0.774	-1.876	0.853	0.961	2.856	2.987	66.13	—
AudioDec2026.06		0.771	—	—	0.886	—	—	81.01	3.695