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 ↑ | 1 | 16 |
From May 9th to August 7th, Knock routed <1M messages through MessageMedia and <1M through WhatsApp. MessageMedia reported 0 status page updates over the last 90 days, while WhatsApp reported 16.
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 |
|---|---|---|---|---|
| 258ms | 623ms | 657ms | 760ms |
| 321ms | 1006ms | 1122ms | 1393ms |
The chart above shows each provider's daily median response time (p50) from May 9th to August 7th. The top-line number is an average of these daily values: MessageMedia averaged 258ms compared to 321ms for WhatsApp. MessageMedia's highest daily p50 was 588ms; WhatsApp's was 891ms. MessageMedia is 63ms 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 623ms compared to 1006ms for WhatsApp. The highest daily p90 was 686ms for MessageMedia and 1295ms for WhatsApp. MessageMedia handles these slower requests 383ms 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 760ms at p99 while WhatsApp reached 1393ms. The highest daily p99 was 931ms for MessageMedia and 26296ms for WhatsApp, 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% |
|---|---|---|---|---|---|
| 0.04% | 3.24% | Jun 25 | 90 | 1 |
| 0.32% | 41.67% | Jun 12 | 83 | 8 |
Averaged across the date range, MessageMedia shows a 0.04% daily error rate compared to 0.32% for WhatsApp. The highest single-day error rate was 3.24% for MessageMedia and 41.67% for WhatsApp This peak coincided with a critical incident reported on WhatsApp's status page (Resolved: Cloud API - Calling).. 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 Jul 19, 2026 — Resolved Jul 19, 2026
We are currently experiencing high disruptions impacting WhatsApp Marketing Message API. This issue started on July 19th 1:10am PST. Our engineering teams are investigating the issue. We will provide another update within 1 hour or sooner if additional information is available.
Started Jul 6, 2026 — Resolved Jul 6, 2026
We are currently experiencing high disruptions impacting 2fa email deliveries on WhatsApp Business Account Management. Our engineering teams are investigating the issue. We will provide another update if additional information is available.
Started Jun 23, 2026 — Resolved Jun 23, 2026
We are currently experiencing high disruptions impacting sending messages on Coexistence - Messaging. This issue started at 2:24PM on June 24th. Our engineering teams are investigating the issue. We will provide another update within 1 hour or sooner if additional information is available.
Started Jun 23, 2026 — Resolved Jun 23, 2026
We are currently experiencing high disruptions impacting sending messages on Coexistence - Onboarding. This issue started at 2:24PM on June 24th. Our engineering teams are investigating the issue. We will provide another update within 1 hour or sooner if additional information is available.
Started Jun 23, 2026 — Resolved Jun 23, 2026
We are currently experiencing medium disruptions impacting the WhatApp Cloud API Calling. This issue started at 02:24PM GMT on June 24th. Our engineering teams are investigating the issue. We will provide another update within 4 hours 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 258ms compared to 321ms for WhatsApp.
Which is more reliable, MessageMedia or WhatsApp?
From May 9th to August 7th, MessageMedia showed an error rate of 0.04% while WhatsApp showed 0.32%. 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 May 9th to August 7th compared to <1M for WhatsApp. MessageMedia is currently seeing declining volume, while WhatsApp is trending upward.
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.