Datadog vs Redis
Enterprise cloud monitoring — infra, APM, logs, RUM, security, LLM
vs. The real-time data platform — in-memory DB + cache + vector + search
Pricing tiers
Datadog
Serverless Monitoring
$0.13 per month per 1M invocations.
$0 base (usage-based)
Free
Up to 5 hosts, 1-day metric retention. Community edition of Agent.
Free
Logs Ingestion
$0.10 per ingested/scanned GB per month.
$0 base (usage-based)
Logs Standard Index
$1.70 per million log events/month.
$0 base (usage-based)
Logs Flex Storage
$0.05 per million events stored/month.
$0 base (usage-based)
Infra Pro
Per host per month (annual billing). 15-month metric retention, 500+ integrations.
$15/mo
Infra Enterprise
Per host. Advanced features, Network Flow Monitoring.
$23/mo
APM
Per host (with Infra attached). Distributed tracing.
$31/mo
APM Pro
Per host. Continuous Profiler + Data Streams Monitoring.
$35/mo
APM Enterprise
Per host. App & API Protection + more.
$40/mo
Enterprise
Volume discounts, dedicated CSM, regional data residency.
Custom
Redis
Free
30 MB. Single DB. Community support. AWS + GCP only.
Free
Redis OSS
BSD-licensed Redis (or source-available RSALv2 for newer). Self-host free.
$0 base (usage-based)
Essentials
From $5/mo. 250 MB to 100 GB. SAML SSO, RBAC, 99.99% uptime.
$5/mo
Pro
From $200/mo. Dedicated. Active-Active multi-region. Auto-tiering. 99.999% uptime.
$200/mo
Enterprise
Custom annual. SOC2, HIPAA, private deployment.
Custom
Free-tier quotas head-to-head
Comparing free on Datadog vs free on Redis.
| Metric | Datadog | Redis |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Datadog · 19 features
- APM — Distributed tracing + service catalog + code hotspots.
- Application Security — Runtime attack detection, threat intelligence, IAST.
- CI Visibility — Test + pipeline performance analytics.
- Cloud SIEM — Security events correlation, detection rules, audit trails.
- Continuous Profiler — Always-on CPU, memory, lock profiling in production.
- Dashboards — Pre-built + custom dashboards.
- Database Monitoring — Slow query detection for Postgres, MySQL, Mongo, Oracle, SQL Server.
- Incident Management — Built-in incident response with postmortems.
- Infrastructure Monitoring — Host, container, k8s metrics. 700+ integrations. Live process + container maps.
- LLM Observability — OpenAI, Anthropic, etc. trace + cost + prompt eval.
- Log Management — Ingest any logs, structured or raw. Pipelines, parsing, archives to S3.
- Monitors — Anomaly, forecast, outlier, composite monitors.
- Network Performance Monitoring — Packet-level analysis, flow monitoring.
- Notebooks — Runbook-style dashboards with queries + docs.
- Real User Monitoring — Frontend performance, JS errors, user sessions, Core Web Vitals.
- Serverless Monitoring — AWS Lambda, Google Cloud Functions, Azure Functions observability.
- Service Catalog — Service inventory with ownership + documentation.
- Synthetics — Synthetic HTTP + browser tests, API tests, mobile tests.
- Workflow Automation — No-code workflows triggered by events.
Redis · 21 features
- Active-Active (CRDT) — Multi-region live-write replication.
- Auto-Tiering (Flex) — RAM + SSD tiered storage.
- Bitmaps + Bitfields — Compact boolean storage.
- Geo — Geospatial queries on lat/lon.
- Hashes — Field-value maps per key.
- HyperLogLog — Probabilistic cardinality.
- Lists — Linked list — push/pop/range.
- Lua Scripting — Server-side Lua + Functions.
- Pub/Sub — Channel-based messaging.
- RedisBloom — Bloom + Cuckoo + Count-Min Sketch + TopK.
- Redis Cluster — Horizontal sharding.
- RediSearch — Full-text + vector search engine.
- RedisInsight — Official GUI for Redis.
- RedisJSON — Native JSON document support.
- RedisTimeSeries — Time-series data type.
- Replication — Primary-replica async replication.
- Sets — Unique element sets.
- Sorted Sets (ZSet) — Score-ranked sets for leaderboards.
- Streams — Append-only log (Kafka-like).
- Strings — Primitive + binary-safe key-value.
- Transactions (MULTI/EXEC) — Atomic command batches.
Developer interfaces
| Kind | Datadog | Redis |
|---|---|---|
| CLI | Datadog Agent | redis-cli |
| SDK | dd-trace-dotnet, dd-trace-go, dd-trace-java, dd-trace-js (RUM), dd-trace (Node), ddtrace (Python), ddtrace (Ruby) | go-redis, Jedis + Lettuce, node-redis, redis-py, redis-rs |
| REST | Datadog REST API | Redis Cloud API |
| MCP | Datadog MCP | — |
| OTHER | OpenTelemetry (OTLP), Webhooks | RedisInsight GUI, RESP protocol |
Staxly is an independent catalog of developer platforms. Outbound links to Datadog and Redis are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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