MessageMedia vs WhatsApp
Compare MessageMedia and WhatsApp based on observed SMS API performance, features, and pricing
Live performance comparison
Real-world performance data from messages sent through Knock
| Provider | Message volume | Growth | Status page updates (30d) | Status page updates (90d) |
|---|---|---|---|---|
| <1M | 6th of 7 ↓ | 0 | 0 |
| <1M | 4th of 7 → | 4 | 14 |
From January 23rd to April 23rd, Knock routed <1M messages through MessageMedia and <1M through WhatsApp. MessageMedia reported 0 status page updates over the last 90 days, while WhatsApp reported 14.
Response time
Response time measures how long each provider takes to accept an SMS API request from Knock, including connection overhead and any automatic retries. Lower values mean faster message hand-off.
| Provider | Median (p50) | p90 | p95 | p99 |
|---|---|---|---|---|
| 224ms | 605ms | 640ms | 736ms |
| 680ms | 1067ms | 1202ms | 1718ms |
The chart above shows each provider's daily median response time (p50) from January 23rd to April 23rd. The top-line number is an average of these daily values: MessageMedia averaged 224ms compared to 680ms for WhatsApp. MessageMedia's highest daily p50 was 588ms; WhatsApp's was 1052ms This peak coincided with a critical incident reported on WhatsApp's status page (Resolved: Embedded Signup).. MessageMedia is 456ms faster at the median, which can add up at high volumes.
The 90th percentile (p90) captures the slowest 10% of requests, revealing how each provider handles moderate stress. Averaged across all days, MessageMedia has a p90 of 605ms compared to 1067ms for WhatsApp. The highest daily p90 was 666ms for MessageMedia and 1633ms for WhatsApp This peak coincided with a critical incident reported on WhatsApp's status page (Resolved: Embedded Signup).. MessageMedia handles these slower requests 462ms faster, suggesting more consistent performance across the board.
The 99th percentile (p99) represents the long tail — the slowest 1% of requests. Averaged across all days, MessageMedia reached 736ms at p99 while WhatsApp reached 1718ms. The highest daily p99 was 922ms for MessageMedia and 5683ms for WhatsApp This peak coincided with a critical incident reported on WhatsApp's status page (Resolved: Embedded Signup)., indicating the worst-case response time during spikes or provider-side congestion. MessageMedia shows a tighter tail, which may matter for time-sensitive SMS notifications like one-time passwords or real-time alerts where even rare delays can impact user experience.
Error rate
Error rate tracks the ratio of 5xx responses and timeouts to total SMS API requests. Knock automatically retries failed requests, so transient provider errors rarely affect end-user delivery.
| Provider | Avg. daily error rate | Highest daily rate | Peak error date | Zero-error days | Days above 0.01% |
|---|---|---|---|---|---|
| 0.00% | 0.00% | Jan 23 | 91 | 0 |
| 0.06% | 2.39% | Apr 13 | 90 | 1 |
Averaged across the date range, MessageMedia shows a 0.00% daily error rate compared to 0.06% for WhatsApp. The highest single-day error rate was 0.00% for MessageMedia and 2.39% for WhatsApp. MessageMedia demonstrates a lower error rate, indicating slightly more consistent availability during this period. Knock automatically retries failed requests to both providers, minimizing the impact of transient errors on end-user delivery.
About these metrics: Data represents messages sent through Knock during the specified period. Response time measures time from Knock to provider acceptance. Error rate includes only provider 5xx responses and timeouts.
Recent MessageMedia incidents
Recent status page incidents for MessageMedia
No incidents reported in the last 90 days
Recent WhatsApp incidents
Recent status page incidents for WhatsApp
Started Apr 22, 2026 — Resolved Apr 22, 2026
We are currently experiencing medium disruptions impacting webhooks for Cloud API - Calling. Our engineering teams are investigating the issue. We will provide another update soon.
Started Apr 20, 2026 — Resolved Apr 20, 2026
We are currently experiencing medium disruptions impacting onboarding on COEX. This issue started at 9:00 AM PST. Our engineering teams are investigating the issue. We will provide another update within 6 hours or sooner if additional information is available.
Started Apr 10, 2026 — Resolved Apr 10, 2026
Our engineering teams have identified the root cause of the high disruptions impacting Embedded Signup. We are currently deploying the fix and we will provide another update soon.
Started Mar 26, 2026 — Resolved Mar 26, 2026
We are currently experiencing low disruptions impacting sending messages on Whatsapp Cloud API. Our engineering teams have identified the potential issue and deploying a fix (ETA 6PM PST). We will provide another update within 4 hour or sooner if additional information is available.
Started Mar 18, 2026 — Resolved Mar 18, 2026
We are currently experiencing low disruptions impacting message sending on Cloud API. This issue started around 10:00 AM +08 GMT. Our engineering teams are investigating the issue. We will provide another update within the next 1 hour or sooner if additional information is available.
Pricing comparison
| Provider | Plan | Per message | Monthly cost |
|---|---|---|---|
| MessageMedia | Custom | — | Custom |
| Utility + authentication | $0.0034 | $340 |
MessageMedia
Custom pricing based on volume and destination. Contact sales for a quote. No publicly listed per-message rates.
WhatsApp charges per message for utility and authentication conversations, with graduated volume discounts. Marketing and service conversations have separate rate cards. US rates shown; international rates vary by country.
US carrier surcharges
All US A2P SMS sent via 10DLC incurs mandatory carrier fees on top of the provider base rate. Most providers pass these through at cost.
| Carrier | Outbound SMS | Inbound SMS |
|---|---|---|
| T-Mobile | $0.0045 | $0.0025 |
| AT&T | $0.003 | $0.003 |
| Verizon | $0.004 | $0.00 |
| US Cellular | $0.005 | $0.00 |
Pros and cons
MessageMedia
WhatsApp
Pros
- Backed by Sinch's global carrier network for reliable delivery
- Strong presence in Australia, New Zealand, and Asia-Pacific markets
- Pre-built integrations with popular business tools and CRMs
- Supports both API-driven and web portal-based messaging workflows
Pros
- Reaches over 2 billion users on the platform they already use
- Rich messaging with media, buttons, and interactive elements
- Free 24-hour customer service window for inbound conversations
- High open rates compared to SMS and email
Cons
- Pricing is not publicly listed and requires contacting sales
- Developer documentation is less comprehensive than Twilio or Telnyx
- Brand identity can be confusing due to Sinch acquisition and rebranding
Cons
- Conversation-based pricing model is more complex than per-message SMS pricing
- Message templates require Meta approval before use, which can take up to 24 hours
- Limited to countries and regions where WhatsApp has significant adoption
Frequently asked questions
What is the difference between MessageMedia and WhatsApp?
MessageMedia is a Sinch-owned business SMS platform with strong Asia-Pacific coverage and enterprise integrations. WhatsApp is the world's most popular messaging platform, offering rich media messaging, interactive elements, and conversation-based pricing through Meta's Cloud API. MessageMedia is best suited for enterprise business messaging, while WhatsApp is geared toward rich customer messaging.
Which is cheaper, MessageMedia or WhatsApp?
Custom pricing based on volume and destination. Contact sales for a quote. No publicly listed per-message rates. WhatsApp charges per message for utility and authentication conversations, with graduated volume discounts. Marketing and service conversations have separate rate cards. US rates shown; international rates vary by country. The best value depends on your sending volume and destination countries.
Which is faster, MessageMedia or WhatsApp?
Based on real-world data from Knock, MessageMedia has a median SMS API response time (p50) of 224ms compared to 680ms for WhatsApp.
Which is more reliable, MessageMedia or WhatsApp?
From January 23rd to April 23rd, MessageMedia showed an error rate of 0.00% while WhatsApp showed 0.06%. Both rates are within acceptable thresholds for production SMS delivery, and Knock automatically retries failed requests to minimize the impact of transient errors.
Which is more popular, MessageMedia or WhatsApp?
On the Knock platform, MessageMedia handled <1M messages from January 23rd to April 23rd compared to <1M for WhatsApp. MessageMedia is currently seeing declining volume, while WhatsApp volume has remained stable.
Can I use both MessageMedia and WhatsApp together?
Yes. Knock enables you to integrate multiple SMS providers into a single notification workflow. You can use MessageMedia and WhatsApp side by side, route traffic between them, or migrate from one to the other without changing your application code.
What are the main pros and cons of MessageMedia vs WhatsApp?
MessageMedia strengths include backed by sinch's global carrier network for reliable delivery and strong presence in australia, new zealand, and asia-pacific markets. WhatsApp strengths include reaches over 2 billion users on the platform they already use and rich messaging with media, buttons, and interactive elements. On the other hand, MessageMedia drawbacks include pricing is not publicly listed and requires contacting sales, while WhatsApp drawbacks include conversation-based pricing model is more complex than per-message sms pricing.
Use either provider with Knock
Knock enables you to integrate MessageMedia, WhatsApp, or any combination of SMS providers into a single notification workflow. Manage templates, orchestrate cross-channel delivery, and switch providers without changing your code.