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Linkerd vs New Relic

Linkerd logo

Linkerd

Cloud

Lightweight service mesh for Kubernetes

From
Free
Rated
-
Full reviewWebsite
New Relic logo

New Relic

Logging

Observability made simple

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Linkerd deliberately fewer features than Istio, so complex routing and multi-cluster policy can hit its limits; New Relic data ingest costs can be high for large-scale deployments with high logging volume, making budgeting difficult
  • They diverge on capability: Linkerd covers Automatic mutual TLS, New Relic covers APM.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Linkerd and New Relic actually diverge.

Attributes where Linkerd and New Relic differ
AttributeLinkerdNew Relic
Pricing modelOpen source, no licence feeUnknown
PlatformsKubernetes, LinuxWeb, Api, Mobile
CategoryCloudLogging
FoundedUnknown2008

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Linkerd

  • Automatic mutual TLS
  • Golden metrics
  • Rust micro-proxy
  • Traffic policy

Only in New Relic

  • APM
  • Infrastructure Monitoring
  • Log Management
  • Browser Monitoring
  • Synthetic Monitoring
  • Mobile Monitoring
  • Kubernetes Monitoring
  • AI Ops

What people use each for

The jobs each tool is most often brought in to do.

Linkerd

  • Adding mutual TLS between services to satisfy a compliance requirementnot New Relic
  • Getting per-service latency and success rates without instrumenting applicationsnot New Relic
  • Progressive delivery with traffic splitting during rolloutsnot New Relic

New Relic

  • Application monitoringnot Linkerd
  • Infrastructure monitoringnot Linkerd
  • Error trackingnot Linkerd
  • Performance optimizationnot Linkerd

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Linkerd

  • Deliberately fewer features than Istio, so complex routing and multi-cluster policy can hit its limits
  • Kubernetes only, with no story for workloads outside a cluster
  • A sidecar per pod is still real memory and latency overhead, however small, and a mesh is another layer to debug during incidents

New Relic

  • Data ingest costs can be high for large-scale deployments with high logging volume, making budgeting difficult
  • Core user licensing model adds complexity to pricing with distinction between full platform users and basic users
  • Default logs obfuscation may miss some sensitive patterns requiring custom configuration
  • Retention limits even on paid tiers require additional storage for long-term compliance requirements

Pricing, plan by plan

Linkerd

Free
  • LinkerdFree
    • Full functionality
    • No usage limits
    • Community support

New Relic

Free

No published plan breakdown. See the New Relic review.

Which should you pick?

Choose Linkerd if

  • You need automatic mutual tls.
  • You want to start without paying.
  • You work on Kubernetes, Linux.
  • You also want golden metrics.
Linkerd review

Choose New Relic if

  • You need apm.
  • You want to start without paying.
  • You work on Web, Api, Mobile.
  • You also want infrastructure monitoring.
New Relic review

Questions people ask

Is Linkerd or New Relic better?
Neither clearly leads. Linkerd starts at Free and New Relic at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Linkerd or New Relic?
Linkerd starts at Free and New Relic at Free.
Does Linkerd or New Relic run on more platforms?
Linkerd runs on Kubernetes, Linux. New Relic runs on Web, Api, Mobile.
Can I use Linkerd for free?
Both have a free tier, so you can try either at no cost before committing.
What is Linkerd best used for?
Linkerd is most often used for adding mutual tls between services to satisfy a compliance requirement, getting per-service latency and success rates without instrumenting applications, progressive delivery with traffic splitting during rollouts. Of those, adding mutual tls between services to satisfy a compliance requirement and getting per-service latency and success rates without instrumenting applications are not what New Relic is typically brought in for.
What can Linkerd do that New Relic cannot?
Linkerd covers Automatic mutual TLS, Golden metrics, Rust micro-proxy, Traffic policy. New Relic covers APM, Infrastructure Monitoring, Log Management, Browser Monitoring.

Answered from the vendors’ own pages

Linkerd: Is Linkerd free?

The open-source project is free. Buoyant, its maintainer, sells enterprise distributions and support separately.

New Relic: Does New Relic offer a free tier?

Yes, New Relic's free tier is perpetual with no credit card required. It includes 100 GB of free data ingest monthly, one Full Platform User with access to all 50+ capabilities, and unlimited Basic Users for querying and dashboard creation.

Source
Linkerd: Linkerd or Istio?

Linkerd trades features for simplicity, with a smaller proxy and far less configuration. Istio is more capable and correspondingly more work to run.

New Relic: How much does New Relic cost for paid plans?

Paid plans start at $49 per month per core user. New Relic uses consumption-based pricing where you pay only for what you use. Annual commitment options are available with volume discounts for larger teams.

Source
Linkerd: Do I need a service mesh at all?

Only if you need mutual TLS, uniform retries or per-service traffic metrics across many services. For a handful of services it is usually more machinery than the problem justifies.

New Relic: What data retention is included in New Relic's free tier?

The free tier includes a minimum of 8 days data retention for troubleshooting. Paid plans offer extended retention periods and customizable data retention policies.

Source
New Relic: How many integrations does New Relic support?

New Relic provides access to 780+ integrations and unlimited hosts at no additional cost. These include monitoring integrations for various cloud services, databases, and applications.

Source
New Relic: Can I use New Relic to monitor multiple cloud providers?

Yes, New Relic is cloud-agnostic and supports monitoring across AWS, Google Cloud, Azure, and on-premises infrastructure in a single platform.

Source
New Relic: What is New Relic's ownership structure today?

New Relic was acquired by TPG and Francisco Partners on July 31, 2023, for $6.5 billion and transitioned from a publicly traded company to a private company in November 2023.

Source
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