Controlled Voice Arena LeaderboardArtificial Analysis
Compare TTS models using the same 8 cloned voices (4 US, 4 UK).
Range | Creator | Model | Elo | 95% CI | Samples | Released | API Pricing 1 | |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 |  Cartesia | Sonic 3.5 | 1,122 | -17/17 | 2,096 | May 2026 | $49.0 /1M chars |
| 2 | 2 |  ElevenLabs | Eleven v3 | 1,088 | -16/16 | 2,009 | Feb 2026 | $100.0 /1M chars |
| 3 | 3-4 |  SpaceXAI | SpaceXAI TTS | 1,070 | -18/18 | 1,099 | Mar 2026 | $15.0 /1M chars |
| 4 | 3-4 |  Inworld | Realtime TTS-2 - Research Preview | 1,063 | -16/16 | 2,085 | May 2026 | $20.8 /1M chars |
| 5 | 5-7 |  MiniMax | Speech 2.8 HD | 1,045 | -16/16 | 2,053 | Feb 2026 | $100.0 /1M chars |
| 6 | 5-11 |  Soniox | Soniox TTS Real-Time v1 | 1,035 | -16/16 | 1,729 | Jul 2026 | $14.2 /1M chars |
| 7 | 5-11 | MiniMax | Speech 2.8 Turbo | 1,031 | -16/16 | 1,998 | Feb 2026 | $60.0 /1M chars |
| 8 | 6-11 |  Fish Audio | Fish Audio S2 Pro  Open Weights | 1,028 | -15/15 | 2,141 | Mar 2026 | $15.0 /1M chars |
| 9 | 5-11 | Fish Audio | Fish Audio S2.1 Pro | 1,026 | -20/20 | 1,008 | Jun 2026 | $15.0 /1M chars |
| 10 | 6-11 |  Mistral | Voxtral TTS Open Weights | 1,023 | -16/16 | 1,999 | Mar 2026 | $16.0 /1M chars |
| 11 | 6-11 | ElevenLabs | Multilingual v2 | 1,021 | -16/16 | 1,974 | Aug 2023 | $100.0 /1M chars |
| 12 | 12-14 | Fish Audio | Fish Audio S1 | 1,003 | -15/15 | 2,228 | Oct 2025 | $15.0 /1M chars |
| 13 | 12-14 | Fish Audio | OpenAudio S1 Mini | 1,003 | -16/16 | 1,825 | Jun 2025 | $15.0 /1M chars |
| 14 | 14 | Fish Audio | OpenAudio S1 | 1,000 | 0/0 | 2,895 | Jun 2025 | $15.0 /1M chars |
| 15 | 14-17 |  SpeechifyAI | Simba 3.0 | 986 | -15/15 | 2,046 | Feb 2026 | $12.5 /1M chars |
| 16 | 14-18 |  Smallest.ai | Lightning V3.1 Pro TTS (Jun 2026) | 985 | -17/17 | 1,090 | Jun 2026 | $19.5 /1M chars |
| 17 | 15-18 | ElevenLabs | Turbo v2.5 | 974 | -16/16 | 1,967 | Jul 2024 | $50.0 /1M chars |
| 18 | 15-18 | ElevenLabs | Flash v2.5 | 971 | -16/16 | 1,921 | Dec 2024 | $50.0 /1M chars |
| 19 | 19-21 |  Resemble AI | Chatterbox  Open Weights | 933 | -16/16 | 2,101 | May 2025 | $25.0 /1M chars |
| 20 | 19-21 | Cartesia | Sonic 3 | 931 | -15/15 | 1,986 | Oct 2025 | $49.0 /1M chars |
| 21 | 19-22 |  StepFun | StepAudio 2.5 TTS | 927 | -16/16 | 1,937 | Apr 2026 | $85.0 /1M chars |
| 22 | 21-23 |  Microsoft | VibeVoice 7B Open Weights | 912 | -16/16 | 2,070 | Aug 2025 | N/A |
| 23 | 22-24 |  LMNT | LMNT | 909 | -16/16 | 1,886 | Dec 2023 | $49.0 /1M chars |
| 24 | 23-24 |  Neuphonic | Neuphonic TTS | 895 | -16/16 | 2,075 | Oct 2024 | $20.8 /1M chars |
| 25 | 25 |  Noiz | Noiz TTS | 870 | -16/16 | 1,974 | Nov 2025 | N/A |
| 26 | 26-27 | Smallest.ai | Lightning v3.1 | 838 | -16/16 | 1,931 | Mar 2026 | $25.0 /1M chars |
| 27 | 26-27 | Inworld | Realtime TTS 1.5 Max | 822 | -19/19 | 1,079 | Jan 2026 | $26.0 /1M chars |
| 28 | 28-30 |  OpenVoice | OpenVoice v2 Open Weights | 803 | -17/17 | 1,941 | Apr 2024 | $8.3 /1M chars |
| 29 | 28-30 | Inworld | Realtime TTS 1.5 Mini | 791 | -17/17 | 1,964 | Jan 2026 | $10.4 /1M chars |
| 30 | 28-30 |  Coqui | XTTS v2 Open Weights | 789 | -17/17 | 2,150 | Nov 2023 | $40.4 /1M chars |
1 API Pricing reflects the cost to generate 1M characters on the model creator's API with the model's default settings