SAVRN Model Hub · Comparisons
Qwen3-TTS-12Hz-1.7B-CustomVoice vs Qwen3-TTS-12Hz-1.7B-VoiceDesign
Qwen3-TTS-12Hz-1.7B-CustomVoice has 1.9B parameters and Qwen3-TTS-12Hz-1.7B-VoiceDesign has 1.9B parameters; both are released under Apache License 2.0; at 16-bit, Qwen3-TTS-12Hz-1.7B-CustomVoice needs about 4.6 GB (1x MI300X from $1.85 an hour) and Qwen3-TTS-12Hz-1.7B-VoiceDesign about 4.6 GB (1x MI300X from $1.85 an hour).
| Field | Qwen3-TTS-12Hz-1.7B-CustomVoice Qwen/Qwen3-TTS-12Hz-1.7B-CustomVoice | Qwen3-TTS-12Hz-1.7B-VoiceDesign Qwen/Qwen3-TTS-12Hz-1.7B-VoiceDesign |
|---|---|---|
| Publisher | Qwen | Qwen |
| Task | Text to speech | Text to speech |
| Modality | Audio | Audio |
| Parameters, as reported | 1.9B parameters | 1.9B parameters |
| Architecture | Qwen3TTSForConditionalGeneration | Qwen3TTSForConditionalGeneration |
| Library | Not stated | qwen-tts |
| Context length | Not stated | Not stated |
| Repository size | 4.5 GB | 4.5 GB |
| Artifact formats | safetensors | safetensors |
| License | apache-2.0 | apache-2.0 |
| Access | Open weights, no gate | Open weights, no gate |
| Memory at 16-bit (weights and margin) | 4.6 GB | 4.6 GB |
| Cheapest GPUs at 16-bit, per hour | 1x MI300X, $1.85 | 1x MI300X, $1.85 |
| Memory at 4-bit (weights and margin) | 1.2 GB | 1.2 GB |
| Cheapest GPUs at 4-bit, per hour | 1x MI300X, $1.85 | 1x MI300X, $1.85 |
| Revision viewed | 0c0e3051f131 | 5ecdb67327fd |
| Downloads reported by the hub | 2.6M | 283.7k |
| Last observed | 2026-09-18 | 2026-09-18 |
An evaluation row appears only where at least two of these models report the same benchmark with the same stated configuration, metric, unit and setup. Different evaluators stay named in each cell. Values are shown as reported: no unit conversion, no ranking.
Questions
Which is larger, Qwen3-TTS-12Hz-1.7B-CustomVoice or Qwen3-TTS-12Hz-1.7B-VoiceDesign?
Qwen3-TTS-12Hz-1.7B-CustomVoice (1.9B parameters) is larger than Qwen3-TTS-12Hz-1.7B-VoiceDesign (1.9B parameters), by the parameter counts their publishers report.
Which is cheaper to run, Qwen3-TTS-12Hz-1.7B-CustomVoice or Qwen3-TTS-12Hz-1.7B-VoiceDesign?
At 4-bit, Qwen3-TTS-12Hz-1.7B-CustomVoice fits on 1x MI300X from $1.85 an hour and Qwen3-TTS-12Hz-1.7B-VoiceDesign on 1x MI300X from $1.85 an hour, at the lowest on-demand prices the SAVRN Index lists.
Can I use Qwen3-TTS-12Hz-1.7B-CustomVoice commercially?
Yes. Qwen3-TTS-12Hz-1.7B-CustomVoice is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.
Can I use Qwen3-TTS-12Hz-1.7B-VoiceDesign commercially?
Yes. Qwen3-TTS-12Hz-1.7B-VoiceDesign is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.