Index TTS 2 vs LUX TTS

Index TTS 2 and LUX TTS differ on 1 specification — from what each one costs to which inputs it accepts. Every value below is read from the live model catalog, so it stays current as new versions ship.

Bilibili Index

Index TTS 2

Emotional & Natural & Clear

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Open Source

LUX TTS

High-quality & Rapid

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Side-by-side specs

How Index TTS 2 and LUX TTS compare when used for Voice Cloning.

Index TTS 2 versus LUX TTS specifications for Voice Cloning
SpecificationIndex TTS 2LUX TTS
Starting pricefrom 0.03 credits per secondfrom 0 credits per second
VersionsStandardStandard
Text promptYesYes
Audio inputYesYes
Try both in the Voice Cloning generator

Frequently asked questions

What's the difference between Index TTS 2 and LUX TTS?
Index TTS 2 and LUX TTS differ on 1 tracked specification, covering price, output resolution, duration limits and which inputs each one accepts. Both are available on ZOOOP for Voice Cloning, so you can run the same prompt through each and compare the results directly.
Is Index TTS 2 or LUX TTS cheaper?
LUX TTS starts at 0 credits, against 0.03 for Index TTS 2. Both are starting prices: the final cost scales with resolution, duration and any extra options you turn on.
Can I use both Index TTS 2 and LUX TTS on ZOOOP?
Yes. One ZOOOP account gives you both Index TTS 2 and LUX TTS — plus every other model in the catalog — on the same credits, with no separate subscription per provider. You can switch models mid-project and keep your prompt.

More comparisons

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Specifications are read from the live ZOOOP model catalog and change as providers ship new versions. Credit figures are starting prices — the final cost depends on resolution, duration and the options you pick.