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Databases · head to head

Dragonfly vs Fivetran HVR

Dragonfly logo

Dragonfly

Databases

High-performance Redis-compatible in-memory datastore with 25x better throughput

From
Free
Rated
-
Full reviewWebsite
Fivetran HVR logo

Fivetran HVR

Databases

Log-based change data capture for database replication and synchronization

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Dragonfly has a free tier, so it costs nothing to try first.
  • Each has a real cost: Dragonfly flex tier starting at $36/month may be underpriced, requiring careful usage monitoring; Fivetran HVR pricing not published separately; part of Fivetran's usage model
  • They diverge on capability: Dragonfly covers Redis API compatibility, Fivetran HVR covers Log-based change capture.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Dragonfly and Fivetran HVR actually diverge.

Attributes where Dragonfly and Fivetran HVR differ
AttributeDragonflyFivetran HVR
Starting priceFreeOn request
Pricing modelUsage-based cloud pricing with flexible tiersUsage-based, integrated with Fivetran billing
Free tierYesNo
PlatformsCloud, AWS, GCP, AzureData Warehouse, Data Lake, Operational Databases
FoundedUnknown2012

Identical on both: user rating (Not yet rated), category (Databases).

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 Dragonfly

  • Redis API compatibility
  • Thread-per-core architecture
  • High-performance caching
  • Memory efficiency
  • Real-time leaderboards
  • Message queue support
  • ML feature serving
  • Cloud deployment

Only in Fivetran HVR

  • Log-based change capture
  • Real-time replication
  • Schema evolution handling
  • Multi-table consistency
  • Zero-impact monitoring
  • Fivetran integration

What people use each for

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

Dragonfly

  • High-throughput caching for web applicationsnot Fivetran HVR
  • Real-time leaderboards and rankingsnot Fivetran HVR
  • Message queue and event processingnot Fivetran HVR
  • ML model feature serving at millisecond latenciesnot Fivetran HVR
  • Gaming session state and player data storagenot Fivetran HVR

Fivetran HVR

  • Real-time database replication to data warehousesnot Dragonfly
  • Maintaining operational copies for analyticsnot Dragonfly
  • Disaster recovery and business continuitynot Dragonfly
  • Feeding AI systems with fresh governed datanot Dragonfly

Where each one falls short

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

Dragonfly

  • Flex tier starting at $36/month may be underpriced, requiring careful usage monitoring
  • Business tier $2,000/month represents significant jump in cost
  • Limited to in-memory storage, not suitable for cold data or archival
  • Bring-your-own-cloud requirement on Business tier adds operational complexity
  • Cloud availability dependent on AWS/GCP/Azure uptime

Fivetran HVR

  • Pricing not published separately; part of Fivetran's usage model
  • Requires Fivetran relationship for implementation
  • Limited standalone documentation and community resources
  • May be overkill for simple batch replication needs
  • Competitive offerings provide more transparent per-connector pricing

Pricing, plan by plan

Dragonfly

Free
  • Free TierFree
    • 100 cloud credits for new signups
    • Equivalent to free trial
  • Business$2000/month
    • Starting price for enterprise offering
    • Bring-your-own-cloud deployment
    • Auto-scaling with custom SLAs
  • Enterprise$undefined/custom
    • Custom pricing
    • Any-cloud deployment
    • Custom instances and sizing

Fivetran HVR

On request

No published plan breakdown. See the Fivetran HVR review.

Which should you pick?

Choose Dragonfly if

  • You need redis api compatibility.
  • You want to start without paying.
  • You work on Cloud, AWS, GCP, Azure.
  • You also want thread-per-core architecture.
Dragonfly review

Choose Fivetran HVR if

  • You need log-based change capture.
  • You work on Data Warehouse, Data Lake, Operational Databases.
  • You also want real-time replication.
Fivetran HVR review

Questions people ask

Is Dragonfly or Fivetran HVR better?
Neither clearly leads. Dragonfly starts at Free and Fivetran HVR at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Dragonfly or Fivetran HVR?
Dragonfly has a free tier; the other does not. Paid plans start at Free for Dragonfly and On request for Fivetran HVR.
Does Dragonfly or Fivetran HVR run on more platforms?
Dragonfly runs on Cloud, AWS, GCP, Azure. Fivetran HVR runs on Data Warehouse, Data Lake, Operational Databases.
Can I use Dragonfly for free?
Yes. Dragonfly has a free tier, so you can try it without paying. Fivetran HVR starts at On request.
What is Dragonfly best used for?
Dragonfly is most often used for high-throughput caching for web applications, real-time leaderboards and rankings, message queue and event processing, ml model feature serving at millisecond latencies. Of those, high-throughput caching for web applications and real-time leaderboards and rankings are not what Fivetran HVR is typically brought in for.
What can Dragonfly do that Fivetran HVR cannot?
Dragonfly covers Redis API compatibility, Thread-per-core architecture, High-performance caching, Memory efficiency. Fivetran HVR covers Log-based change capture, Real-time replication, Schema evolution handling, Multi-table consistency.

Answered from the vendors’ own pages

Dragonfly: How much faster is Dragonfly than Redis?

Dragonfly achieves 3.97M queries per second compared to Redis's 718K QPS, representing a 25x improvement. Memory efficiency is also 30% better.

Source
Fivetran HVR: What databases does Fivetran HVR support?

HVR supports major databases including Oracle, SQL Server, PostgreSQL, MySQL, and others that emit transaction logs.

Source
Dragonfly: Can I migrate from Redis to Dragonfly without code changes?

Yes. Dragonfly maintains full API compatibility with Redis and Memcached, allowing drop-in replacement with minimal to no code modifications.

Source
Fivetran HVR: Is HVR part of standard Fivetran pricing?

Yes, HVR is integrated into Fivetran's usage-based pricing model with standard per-row-synced and transformation costs.

Source
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