Telnyx vs. Twilio: The Key Differences

No items found.
Jan 27, 2025
Telnyx vs. Twilio: The Key Differences

Businesses have plenty of options when choosing CPaaS (Communications Platform as a Service) platforms, but two top contenders often stand out: Telnyx and Twilio. Both are feature-rich and reliable but excel in different areas.

For instance, Telnyx boasts a 91% customer satisfaction score, significantly outperforming Twilio in the category. Meanwhile, Twilio offers tiered support plans with varying response times and costs to accommodate diverse business needs.

The best communication platform for businesses rounds out the existing gaps of your CPaaS platform. Plivo is one such provider (we’ll explore it later in the article).

So, how do Telnyx and Twilio stack up? Let’s dive into a Telnyx vs. Twilio comparison to help you decide which fits your needs the best.

Telnyx vs. Twilio: A quick comparison

Before we dive into a detailed comparison, here’s a brief overview of both CPaaS platforms. Read on for an in-depth analysis of Twilio features, Telnyx capabilities, Telnyx API features, and their pricing structures.

Features Telnyx Twilio
Overview Versatile, developer-friendly CPaaS known for its competitive pricing and reliable infrastructure Flexible, developer-centric CPaaS with highly customizable APIs for SMS, voice, video, and more
Target segment SMBs, startups with global reach Large enterprises, established tech companies, or customer-facing businesses
SMS/messaging Supported Supported
Outbound throughput limit range 10 MPS 1 MPS
Supported number types
  • 10-digit long code (10DLC)
  • Toll-free
  • Short code
  • Alphanumeric Sender ID
  • 10DLC
  • Toll-free
  • Short code
  • Alphanumeric Sender ID
Message concatenation Supported Supported
Interactive voice response (IVR) Supported Supported
Recordings and transcriptions Supported Supported
WhatsApp messaging Supported Supported
Pricing Starts at $0.004/SMS Starts at $0.0079/SMS
Global coverage 180+ countries 210+ countries
Video calling Supported Supported
Third-party integrations Telnyx integrations include:
  • Microsoft Teams
  • Zapier
  • Integrately

    Along with other calling and automation tools

Twilio integrations include:
  • Microsoft Azure
  • Google Cloud AI
  • Salesforce
  • Zendesk

    Along with other calling and automation tools

Authentication
  • Private network
  • Mutual Transport Layer Security (Mutual TLS)
  • Flexible SIP trunk authentication
  • Message content purging (requires configuration)
  • Message data log redaction
  • Destination number redaction
Reviews G2: 4.7/5 (432 reviews) G2: 4.2/5 (477 reviews)

Note: As per G2’s comparison report, Telnyx is rated an impressive 8.9 out of 10 as a CPaaS, edging out Twilio, which holds a solid score of 8.0.

Telnyx vs. Twilio: Detailed feature comparison

When it comes to SMS API comparison, both platforms offer solid solutions. They excel in programmable voice and messaging but differ in key areas such as pricing, customer support, and overall customer satisfaction.

Let’s take a closer look at these.

Telnyx SMS API features and use cases

Screenshot of Telnyx’s SMS API page on its website
Source

Features

  • Intelligent message encoding: Automatically get the most compact encoding possible, minimizing cost per send.
  • MMS support: Drive two-way engagement with cross-channel messaging for MMS and more using a single API.
  • Automatic opt-outs: Let your customers unsubscribe from future sends with a simple “stop word” message. (e.g. STOP)
  • Message concatenation: Split and send a lengthy message into two messages without failures.

Use cases

  • Account notifications
  • SMS customer service
  • SMS marketing
  • Two-factor authentication (2FA)

Twilio SMS API features and use cases

Screenshot of Twilio’s SMS API page on its website
Source

Features 

  • Screen-sharing and live chat: Add live chat, share screens, and create custom video players.
  • Real-time route optimization: Automatically reroute global traffic every 75 seconds to avoid outages and latency.
  • Messaging insights: Access real-time analytics for monitoring and troubleshooting message delivery and engagement.
  • Message fallback: Benefit from automatic fallback to SMS when a message is not deliverable via WhatsApp or shortcode.
  • MMS support: Drive two-way engagement with cross-channel messaging for MMS and more using a single API.
  • Personalized messages: Customize messages for reminder notifications, delivery updates, and more.

Use cases

  • Appointment reminders
  • Delivery notifications
  • Emergency alerts
  • Send marketing messages (two-way communication)
  • Account notifications
  • Verifications and OTPs

Telnyx Voice API features and use cases

Screenshot of Telnyx’s Voice API page on its website prompting users to get started
Source

Features

  • Media streaming: Access raw audio stream of calls in real time to integrate advanced artificial intelligence (AI) or machine learning (ML) capabilities.
  • Text-to-speech and speech-to-text: Speak dynamic text in 29 languages and accents, powered by Amazon Polly, and get real-time transcription on a live call.
  • Answering machine detection: Detect voicemail systems with exceptional accuracy using advanced AI techniques.
  • Smart IVR: Build a multi-level IVR phone tree to intelligently route your call flows via voice commands.

Use cases

  • Build a scalable IVR for a better customer experience
  • Omnichannel marketing
  • AI-powered conversations and voice analytics
  • Manage a contact center
  • Voice-based 2FA
  • Customer survey and feedback collection

Twilio Voice API features and use cases

Screenshot of Twilio’s Voice API page on its website prompting users to start for free
Source

Features

  • Actionable insights: Get actionable insights from your conversations with voice intelligence for a deeper understanding of every customer.
  • Global conferencing: Add multi-party calling experiences, global dial-in support, and support for up to 250 participants with Payment Card Industry (PCI) and Health Insurance Portability and Accountability Act (HIPAA) compliance.
  • IVR creation: Build a self-service auto attendant menu that customers can navigate in 100+ languages.
  • Data security and compliance: Ensures all the messages and calls comply with HIPAA, General Data Protection Regulation (EU) (GDPR), American Institute of Certified Public Accountants (AICPA) Service Organization Control (SOC) 2, and Coalfire ISO certification.

Use cases

  • Self-service customer support
  • Voice-based lead qualification
  • Real-time call transcriptions for compliance
  • Voice-based lead qualification
  • Automated call tracking in customer relationship management (CRM) systems

Telnyx Verify API features and use cases

Screenshot of Telnyx’s Verify API on its website prompting users to talk to an expert or get started
Source

Features

  • Real-time reporting and insights: Get real-time analytics on verification success rates, delivery statuses, and user behavior to optimize verification workflows.
  • Phone number validation: Identify and validate phone numbers in real-time, including carrier type, to prevent fraud and optimize delivery strategies.
  • Multi-factor authentication (MFA) support: Integrate MFA with existing workflows to provide an additional layer of security for user logins and transactions.

Use cases

  • Verify user identities during payment transfers, account changes, and other high-risk actions
  • Safeguard sensitive patient data and meet HIPAA compliance
  • Validate buyers and sellers before money transfers

Twilio Verify API features and use cases

Screenshot of Twilio’s Verify API on its website prompting users to start for free or view pricing
Source

Features

  • Silent network authentication: Authenticate securely without user interaction, protecting accounts and transactions seamlessly within your app.
  • Improved compliance: Build compliant healthcare and financial applications without requiring personally identifiable information (PII).
  • Actionable insights: Access dashboards showing conversion and success rates by region and channel, along with SMS fraud trends to optimize fraud prevention.
  • Multiple delivery channels: Deliver OTPs through SMS, WhatsApp, voice, and email, all via a single API.

Use cases

  • Login protection
  • Signup verification
  • Personalize messaging and voice calls
  • Improve message deliverability
  • Enrich data and risk models

Twilio’s Flex and Engage

Twilio’s Flex and Engage are designed to help businesses deliver better customer experiences. Telnyx, on the other hand, doesn’t have a similar customer engagement tool suite offering real-time customer data analytics.

Let’s explore how Twilio’s tools support seamless communication and engagement.

Twilio Flex

Screenshot of Twilio Flex on its website prompting users to contact sales or view an interactive demo
Source

Twilio Flex is a digital engagement center that lets you add a real-time data layer and AI capabilities to customize every sales and service interaction. With this solution, your customer service team can easily centralize support across chat, phone, and WhatsApp, customizing the interface to match their existing tools and processes.

Twilio Engage

Screenshot of Twilio Engage on its website prompting users to learn more
Source

Twilio Engage is a platform for personalized, data-driven marketing and customer engagement. It helps orchestrate real-time customer experiences from one central platform based on customer data across any communications channel.

Telnyx pricing vs. Twilio pricing

Let’s compare Telnyx pricing vs. Twilio pricing to get a clear view of how their cost structures compare.

Telnyx pricing

API solution Inbound Outbound Free trial
SMS $0.004 per message part + carrier fee $0.004 per message part + carrier fee Yes
MMS $0.005 per message part + carrier fee $0.015 per message part + carrier fee Yes
Voice over Internet Protocol (VoIP) $0.002 per minute + SIP trunking fee for inbound calls $0.002 per minute + SIP trunking fee for outbound calls Yes
Verify $0.03 per successful verification + SMS API pricing Yes
Video $0.002 per participant, per minute Yes
WhatsApp Contact their sales team N/A

Note: Telnyx provides a lower-cost alternative for businesses needing cost-effective VoIP solutions.

Twilio pricing

API solution Inbound Outbound Free trial
SMS $0.0079/SMS $0.0079/SMS Yes
MMS $0.0200/SMS $0.0100/SMS Yes
VoIP $0.0085/min $0.0140/min Yes
Verify $0.05 per successful verification + standard channel fees Yes
Video $0.004 per minute per participant Yes
WhatsApp $0.004/conversation

$0.005/SMS

Yes
Twilio Engage Starts at $120/month per user Yes
Twilio Flex Starts at $150/month per user or $1/hour per active user Yes (5,000 free active user hours to start)

Telnyx vs. Twilio customer support

Comparing Telnyx and Twilio in terms of customer support, both offer distinct approaches to assist businesses and end-users. This comparison highlights the key differences in their customer support plans.

Telnyx customer support

Telnyx goes beyond just offering communication solutions. It provides comprehensive, reliable support to ensure your business runs smoothly. Here’s how:

  • Free in-house support: Talk to a telecommunications specialist via chat or call, available 24/7, year-round.
  • Portal access: Set up, manage, and monitor your telecommunications through the Mission Control Portal.
  • Automatic discounts: As your traffic hits higher volume thresholds, Telnyx applies discounts automatically.

Twilio customer support

  • Developer plan: Provides basic support with API status notifications and web support, but no guaranteed response times.
  • Production plan: Offers more robust support, with guaranteed response times for priority issues (3 hours for P1, 6 hours for P2, and 9 hours for P3), live chat support, and phone support, with a minimum monthly cost based on usage.
  • Business plan: Delivers faster response times and higher-touch support, including phone and live chat. The pricing scale depends on monthly spending, starting at a minimum of $250 for the production plan.

Telnyx vs. Twilio: Pros and cons

We’ve outlined Telnyx vs. Twilio reviews to understand which solution provider better suits your business.

Telnyx pros and cons

Pros

  • Users appreciate the intuitive and easy-to-navigate dashboard, which simplifies understanding and managing communications. (G2)
  • Many reviewers highlight Telnyx's cost-effective pricing structure compared to competitors. (G2)
  • Quick response times and effective issue resolution, enhancing user satisfaction. (TrustRadius)
  • Developers find the API documentation thorough and intuitive, facilitating seamless integration into applications. (TrustRadius)

Cons

  • Challenging to navigate initially, especially setting up SIP trunking and VoIP calls. (G2)
  • A few users have pointed out that Telnyx could improve its interface and tools for handling bulk number queries and large-scale operations. (TrustRadius)
  • Some users mention occasional latency or delays, especially during high-traffic periods. (Capterra)

Twilio pros and cons

Pros

  • Users appreciate Twilio's straightforward API, which simplifies integration into various applications. (G2)
  • Users like how it offers a wide range of communication services, including SMS, voice calls, and video conferencing. (G2)
  • Highly scalable and reliable, making it suitable for businesses of all sizes. (G2)

Cons

  • Some users find that while basic features are easy to use, advanced functionalities can be complex to implement. (G2)
  • The pricing may be higher for businesses with high communication volumes, potentially affecting cost-effectiveness. (G2)
  • Users report poor communication and a lack of accountability throughout Twilio's regulatory compliance process. (Trustpilot, TrustRadius)
  • Their 2FA process is tedious which if you're not careful could result in you losing your number. (Capterra)

Why Plivo is the ideal alternative to Telnyx and Twilio

While Twilio and Telnyx are top players in the CPaaS space, having a second provider in your software stack can add a layer of reliability. As one of the top Twilio alternatives, Plivo can address the most common issues you may have:

  • Inconsistent quality and deliverability in some regions
  • Rising costs as the business’s customer base grows
  • Lackluster customer support
  • Ongoing technical issues

With direct connectivity to carriers in over 190 countries, Plivo ensures consistent quality and a 99.99% uptime guarantee, keeping your messages and calls on track.

Plivo also stands out with its six global points of presence (PoPs), strategically placed near high-traffic internet exchange points (IXP). This infrastructure provides your customers with top-tier voice call quality.

Plus, its developer-friendly, straightforward API documentation ensures an easy setup.

Additionally, with Plivo, you can save more as your business scales. It offers competitive pricing, along with volume-based discounts that start as low as $1,000.

Here’s a quick rundown of Plivo’s API solutions:

  • SMS API: Plivo’s SMS API lets you send and receive text messages globally. Whether you're sending promotional offers, appointment reminders, or verification codes, Plivo makes it easy to integrate SMS into your application.
Image displaying Plivo’s SMS API service page
Source
  • Voice API: Plivo's Voice API allows you to make and receive high-quality voice calls, automate workflows with IVR, and even build custom call centers.
Image displaying Plivo’s Voice API service page
Source

It takes care of three of the major call quality metrics: latency, jitter, and packet loss. You can see and monitor these metrics on the call insights dashboard that provides a quality score as a mean opinion score (MOS).

  • Verify API: Plivo’s Verify API streamlines user authentication with 2FA, using SMS, voice calls, or email for businesses that need to securely verify users, or add extra layers of security during sign-ins. Plus, it addresses Telnyx use cases like MFA and fraud prevention like Twilio to secure user interactions.
Image displaying Plivo’s Verify API service page
Source
  • WhatsApp Business API: With Plivo’s WhatsApp Business API, you can engage with customers on the world’s most popular messaging platform. Plivo makes it easy to integrate WhatsApp into your business communication, allowing you to send order updates, customer support messages, and promotional content.
Image displaying Plivo’s WhatsApp Business Platform service page
Source

You can use Plivo as your primary provider or a failover option, addressing common challenges that Twilio and Telnyx may not fully resolve. Book a demo to know why thousands of businesses trust Plivo for efficient communication.

Get Volume Pricing

Thousands of businesses in more than 220 countries trust Plivo’s cloud communications platform

The best communications platform forthe world’s leading entertainment service

Frequently asked questions

No items found.
footer bg

Subscribe to Our Newsletter

Get monthly product and feature updates, the latest industry news, and more!

Thank you icon
Thank you!
Thank you for subscribing
Oops! Something went wrong while submitting the form.