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AI model rankingsSpeechAzure HD 2.5

Azure HD 2.5

Microsoft

Visit Microsoft
#32 of 100 for text to speech Updated Oct 30, 2026, 04:30 PM UTC

At a glance

How Azure HD 2.5 compares with the other 99 text to speech models.

  • Middle of the pack. Ranked #32 of 100, 191 Elo points behind #1 and ahead of 69% of models.

  • Close race with 8 models. Its score range overlaps with SpaceXAI TTS, Falcon 2, Gradium TTS and 5 more, so you may not notice a difference.

  • Usually wins. Against a typical model it gets picked in about 59% of blind votes.

Model details

Made by
Microsoft
Category
Speech
Released
–
Best Microsoft model
This one
Win rate vs all
57%
Companies ranked
43

Rank

#32

of 100 models

Elo rating

1,145

191 behind #1

typical 1,086

± range

±11

how certain the score is

Votes

–

blind comparisons

Where it ranks

This model next to its closest competitors. Click another bar to open that model.

Head-to-head chances

How often people would pick this model over another in a blind vote, based on the Elo scores.

  • vs Eleven v4 Turbo · #1 overall25%
  • vs Speech 2.8 Turbo · The model just above (#31)49%
  • Avs Async Flash v1.5 · The model just below (#33)51%
  • vs Gemini 2.5 Flash Lite TTS · A typical model (the median)59%

Nearby in the ranking

  • G

    Gradium TTS

    GradiumAug 2026

    1,154

    Elo

    #30

    rank

  • Speech 2.8 Turbo

    MiniMax

    1,153

    Elo

    #31

    rank

  • Azure HD 2.5

    Microsoft

    1,145

    Elo

    #32

    rank

  • A

    Async Flash v1.5

    async

    1,141

    Elo

    #33

    rank

  • Step TTS 2

    StepFunMar 2026

    1,137

    Elo

    #34

    rank

More from Microsoft

  • Azure Neural

    Microsoft

    1,033

    Elo

    #76

    rank

  • MAI-Voice-1

    Microsoft

    1,030

    Elo

    #77

    rank

  • VibeVoice 1.5B

    Microsoft

    955

    Elo

    #86

    rank

Questions people ask

Is Azure HD 2.5 the best text to speech model?
Not quite: it's #32 of 100. The leader is Eleven v4 Turbo by ElevenLabs, 191 Elo points ahead. People would still pick Azure HD 2.5 over it in about 25% of blind votes.
How is this ranking made?
People are shown two results for the same prompt without knowing which model made them, and vote for the one they like more. The votes are turned into an Elo score, the same system used to rank chess players.
Who makes Azure HD 2.5?
Microsoft (microsoft.com). They have 4 models in this ranking.
What are alternatives to Azure HD 2.5?
Gradium TTS (Gradium), Speech 2.8 Turbo (MiniMax), Async Flash v1.5 (async), Step TTS 2 (StepFun) are ranked closest to it. The best model from another company is Eleven v4 Turbo by ElevenLabs.

People see two results for the same prompt without knowing which model made them, and vote for the better one. Gaps under about 20 Elo points are hard to notice in practice.

Benchmark data from Artificial Analysis, an independent benchmarking company. Rankings refresh every few hours.