Intelligibility across two ASR families Semantic WER on the same 500 generated clips per system · lower is better Whisper-large-v3 wav2vec2 LV-60K 0.0% 3.0% 6.0% 9.0% 12.1% 15.1% Inflect-Micro-v2 Whisper 1.93% wav2vec2 LV 4.81% Inflect-Nano-v2 Whisper 2.48% wav2vec2 LV 5.67% KittenTTS Nano · Bruno Whisper 0.97% wav2vec2 LV 3.55% KittenTTS Nano · Hugo Whisper 1.15% wav2vec2 LV 3.63% Piper · Ryan Low Whisper 2.33% wav2vec2 LV 6.70% Piper · Danny Low Whisper 1.81% wav2vec2 LV 5.31% Supertonic 3 · James · 3-step Whisper 692.82% wav2vec2 LV 13.47% Supertonic 3 · James · 8-step Whisper 622.52% wav2vec2 LV 3.76% Large disagreement identifies ASR sensitivity rather than a hidden aggregate score; all hypotheses and per-clip errors ship in the raw reports.