T
Telnyx
VS
B
Bandwidth
Telnyx vs Bandwidth: Complete Comparison (2026)
Detailed comparison of Telnyx and Bandwidth. Compare SMS pricing, features, compliance, and developer experience to find the best SMS API for your needs.
Quick Verdict
Bandwidth wins on pricing. Telnyx offers more features. Read the full comparison below to find the best fit for your use case.
Best Price: Bandwidth
Most Features: Telnyx
At a Glance
| Metric | Telnyx | Bandwidth |
|---|---|---|
| Founded | 2009 | 1999 |
| Headquarters | Chicago, Illinois | Raleigh, North Carolina |
| Outbound SMS (US) | $0.0040 | $0.0040 |
| Inbound SMS (US) | $0.0040 | $0.0040 |
| SLA Uptime | 99.999% | 99.99% |
| Global Coverage | 50+ countries | US and Canada |
| Free Trial | Yes | Yes |
| Free Credits | $10.00 | $0.00 |
Pricing Comparison
| Pricing Item | Telnyx | Bandwidth |
|---|---|---|
| Outbound SMS (US) | $0.0040 | $0.0040 |
| Inbound SMS (US) | $0.0040 | $0.0040 |
| Local Number | $1.00/mo | $0.50/mo |
| Toll-Free Number | $2.00/mo | $1.00/mo |
| Verify / OTP | $0.03/auth | N/A/auth |
| Volume Discount | 30-70% at scale | carrier-direct pricing |
Feature Comparison
| Feature | Telnyx | Bandwidth |
|---|---|---|
| SMS | ✅ | ✅ |
| Voice | ✅ | ✅ |
| ❌ | ❌ | |
| ❌ | ❌ | |
| Verify / OTP | ✅ | ❌ |
| Number Lookup | ✅ | ✅ |
| Short Code | ✅ | ✅ |
| 10DLC | ✅ | ✅ |
| Flow Builder | TeXML | None |
| SDK Languages | python, node, java, ruby, php, dotnet | python, node, java, ruby, php, csharp |
Compliance
| Standard | Telnyx | Bandwidth |
|---|---|---|
| HIPAA | ✅ | ✅ |
| SOC 2 | ✅ | ✅ |
| PCI DSS | No | No |
| GDPR | ✅ | ✅ |
Pros & Cons
Telnyx
Pros
- + Private IP network ensures superior call and message quality
- + Very competitive pricing across SMS and voice
- + Excellent uptime SLA at 99.999% (five nines)
- + Great developer experience with clean API design
Cons
- - Smaller global coverage compared to Twilio or Sinch
- - Newer entrant with less brand recognition
- - Smaller community and fewer third-party integrations
Bandwidth
Pros
- + Owns its own network infrastructure as a Tier-1 carrier
- + Lowest carrier-direct pricing without middleman markup
- + Powers other CPaaS providers behind the scenes
- + Excellent reliability for US-focused messaging
Cons
- - Limited international coverage beyond US and Canada
- - No built-in verify or OTP API
- - Less developer-friendly than pure CPaaS competitors
- - US-centric with minimal global presence
Send an SMS: Code Comparison
Telnyx (Node.js)
// Telnyx - Send SMS
const client = require('telnyx');
// Initialize with your Telnyx credentials
client.messages.create({
to: '+1234567890',
from: '+1098765432',
body: 'Hello from Telnyx!'
});Bandwidth (Node.js)
// Bandwidth - Send SMS
const client = require('bandwidth');
// Initialize with your Bandwidth credentials
client.messages.create({
to: '+1234567890',
from: '+1098765432',
body: 'Hello from Bandwidth!'
});Which Provider Should You Choose?
Choose Telnyx if...
Developers wanting the best quality-to-price ratio with the reliability of a private network
Choose Bandwidth if...
High-volume US-focused messaging operations that need carrier-direct pricing without a middleman
Frequently Asked Questions
Is Telnyx cheaper than Bandwidth?
Telnyx charges $0.0040 per outbound SMS in the US, while Bandwidth charges $0.0040. Bandwidth is the cheaper option for outbound SMS. However, total costs depend on volume, inbound messages, phone number fees, and available discounts.
Which has better developer experience, Telnyx or Bandwidth?
Telnyx supports SDKs in python, node, java, ruby, php, dotnet, while Bandwidth offers python, node, java, ruby, php, csharp. Both provide REST APIs. Consider the languages your team uses and the quality of documentation when deciding.
Which is better for OTP and verification?
Telnyx offers OTP/verification. Bandwidth does not offer built-in verification.
Can I migrate from Telnyx to Bandwidth?
Yes, migration between SMS API providers is generally straightforward. You will need to update your API integration code, port any phone numbers (most providers support number porting), and update webhook endpoints. Most migrations can be completed in a few days to a couple of weeks depending on complexity.
Ready to choose your SMS API?
Use our pricing calculator to estimate your monthly costs, or check out individual provider reviews for more details.