Telnyx
Bandwidth
Telnyx vs Bandwidth: Complete Comparison (2026)
Bandwidth is 0% cheaper ($0.0040 vs $0.0040/SMS). Telnyx vs Bandwidth 2026: pricing, features & API compared. Side-by-side verdict.
Quick Verdict
Bandwidth wins on pricing. Telnyx offers more features. Read the full comparison below to find the best fit for your use case.
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
Real Cost at Scale
Estimated monthly spend on outbound SMS only (US rates). Does not include phone number fees or inbound messages.
| Monthly Volume | Telnyx | Bandwidth | You Save |
|---|---|---|---|
| 10,000 msgs | $40 | $40 | $0 with Bandwidth |
| 50,000 msgs | $200 | $200 | $0 with Bandwidth |
| 100,000 msgs | $400 | $400 | $0 with Bandwidth |
| 500,000 msgs | $2000 | $2000 | $0 with Bandwidth |
| 1,000,000 msgs | $4000 | $4000 | $0 with Bandwidth |
How to Migrate Between Telnyx and Bandwidth
Switching SMS API providers is generally straightforward and can be completed in a few days to two weeks depending on your integration complexity.
- 1
Sign up and get API credentials
Create an account on the new provider and generate your API key or Auth Token. Both Telnyx and Bandwidth offer free trial credits.
- 2
Update your API integration
Both providers offer SDKs in python, node, java and more. The REST API structure is similar — typically a one-day code update.
- 3
Port your phone numbers
Number porting typically takes 2–5 business days. Run both providers in parallel during the transition to ensure zero downtime.
- 4
Update webhooks and test
Reconfigure delivery receipt and inbound message webhooks. Run a full send/receive test before cutting over production traffic.
Frequently Asked Questions
Is Telnyx cheaper than Bandwidth?
Which has better developer experience, Telnyx or Bandwidth?
Which is better for OTP and verification?
Can I migrate from Telnyx to Bandwidth?
Ready to choose your SMS API?
Use our pricing calculator to estimate your monthly costs, or check out individual provider reviews for more details.