ElevenLabs vs Resemble
Discover key differences between ElevenLabs and Resemble AI voice models. Learn about features, pricing, and performance.
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Comparing ElevenLabs and Resemble AI Voice Models
Eleven Labs offers highly realistic voices with natural prosody and emotion control, while Resemble AI focuses on voice cloning accuracy and fast generation.
Updated at:
Feb 14, 2025
Features
ElevenLabs
Typically around 300 ms + network time
Natural and realistic, widely used by all types of content creators
Limited to 40k characters per request
Requires 30 seconds of audio
IPA Support, isolated pronunciation
Stability, similarity, and style exaggeration controls
8kHz audio, telephony optimized voices
32
Up to 15 on highest self serve tier, custom for enterprise
Resemble AI
170ms-3000ms
Higher quality voices for engaging content
Allows for extensive content generation
Requires 3 minutes of audio
Requires 10 minutes to an hour of audio
Enhanced clarity for complex terms
Flexible adjustments for personalized output
Designed for clear communication in calls
149
Voice Quality Comparison
When evaluating voice quality, ElevenLabs and Resemble AI present distinct strengths. ElevenLabs achieved a high speech naturalness score, with 89.60% of its outputs rated as very human-like. In contrast, Resemble AI's naturalness ratings vary, but it is recognized for its ability to create diverse voice profiles. The pronunciation accuracy of ElevenLabs stands at 87.13%, while Resemble AI's metrics are still under review. This evaluation highlights how ElevenLabs consistently delivers high-quality voice outputs, while Resemble AI focuses on customizable voice experiences.
Latency Evaluation Insights
Latency is a critical factor in voice AI performance. In our evaluation, we measured the Time to First Audio (TTFA) for both ElevenLabs and Resemble AI. ElevenLabs recorded a 90th percentile TTFA of 200ms, showcasing its ability to deliver quick responses. Resemble AI's TTFA is slightly higher, indicating room for improvement in responsiveness. This evaluation underscores the importance of low latency in real-time applications, with ElevenLabs currently leading in this aspect, making it a preferred choice for applications requiring immediate audio feedback.
Hallucination Rate Analysis
In assessing the hallucination rate of ElevenLabs and Resemble AI, we focused on the accuracy of generated content. ElevenLabs demonstrated a low hallucination rate, with only 5% of generated outputs containing inaccuracies or irrelevant information. Resemble AI's performance in this area is still being fine-tuned, but it is known for producing contextually relevant outputs. This evaluation highlights the reliability of ElevenLabs in maintaining content accuracy, while Resemble AI continues to enhance its capabilities in generating coherent and contextually appropriate speech.
Voice Cloning
In this evaluation, we compare the voice cloning capabilities of ElevenLabs and Resemble AI. ElevenLabs boasts an impressive Word Error Rate (WER) of 2.83%, indicating high accuracy in speech generation. In contrast, Resemble AI's performance metrics are still being refined, but it is known for its flexibility in voice customization. Both models were assessed using a diverse set of prompts, ensuring a comprehensive evaluation of their cloning abilities. ElevenLabs excels in producing lifelike speech, while Resemble AI offers unique voice design options, making them both strong contenders in the voice cloning arena.
Voice Design Control
When it comes to voice design controllability, ElevenLabs and Resemble AI offer unique features. ElevenLabs allows users to adjust parameters like pitch and speed, providing a degree of customization. In contrast, Resemble AI excels in creating distinct voice profiles, enabling users to design voices that match specific personas. This evaluation reveals that while ElevenLabs provides solid control over voice characteristics, Resemble AI stands out for its innovative approach to voice design, making it a valuable tool for creative applications.
Look for a ElevenLabs and Resemble AI Alternatives?
Cartesia AI offers the fastest voice model with hallucination-free, ultra-realistic voice generation and cloning.
Voice Clone with 5s of Audio
Cartesia delivers high-fidelity voice cloning with unmatched accuracy.
Ultra-Realistic Voices
Experience lifelike voices that are nearly indistinguishable from human speech.
No Hallucinations Text to Speech
Enjoy accurate text-to-speech with no errors, handling complex transcripts and industry-specific terms effectively.
Explore Pricing for ElevenLabs and Resemble AI
ElevenLabs
Free - $0/mo. with 10k characters
Starter - $5/mo. with 30k characters
Creator - $11/mo. with 100k characters
Pro - $99/mo. per month with 500k characters
Scale - $330/mo. per month with 2M characters
Resemble AI
Learn about pricing options for various needs
Includes priority support and volume discounts
Comprehensive plan for large-scale integrations
Tailored solutions for enterprise-scale needs
Offers premium support and extensive features
What Cartesia customers say
Join the growing list of companies opting for Sonic.
"This partnership represents a transformative moment in enterprise AI adoption," said Melissa Gordon, CEO of Rasa. "By combining Rasa’s strengths in enterprise conversational AI with Cartesia's innovative voice technology, we're fundamentally changing how enterprises can deploy and scale AI assistants across their organizations."
"We're thrilled to partner with Cartesia - their technology has dramatically improved the accuracy and reliability of our call center agents. Beyond just providing best-in-class voice AI, the Cartesia team has been a true partner in helping us transform 24/7 patient support for over 215,000 patients. Their support has been instrumental in making exceptional care accessible anytime, anywhere."
Jeffrey Liu, Founder and co-CEO, Assort Health
"Together AI's mission has always been to provide developers with the most powerful and efficient tools for building AI applications," says Vipul Ved Prakash, Together AI's CEO. "Cartesia is leading the charge of building efficient, multimodal models from first principles, starting with their Sonic TTS model. By integrating Sonic into our platform, we're enabling developers to create sophisticated multi-modal applications that leverage the most advanced and lowest latency voice model available today, all while maintaining the simplicity and reliability our users expect."
