Compare KX and QuestDB

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At a Glance
KX
KX
Star Rating
(49)4.7 out of 5
Market Segments
Enterprise (58.3% of reviews)
Information
Entry-Level Pricing
$0.00
Free Trial is available
Browse all 3 pricing plans
QuestDB
QuestDB
Star Rating
(34)4.8 out of 5
Market Segments
Small-Business (68.8% of reviews)
Information
Entry-Level Pricing
No pricing available
Learn more about QuestDB
AI Generated Summary
AI-generated. Powered by real user reviews.
  • Users report that KX excels in query latency, achieving a score of 9.8, which reviewers mention significantly enhances performance for real-time analytics. In contrast, QuestDB also performs well but does not match this level of efficiency.
  • Reviewers mention that QuestDB shines in ease of use with a score of 8.9, making it more accessible for small businesses. KX, while still functional, has a lower ease of use rating at 6.8, which some users find challenging.
  • G2 users highlight that QuestDB offers superior quality of support, scoring 9.8, which reviewers say contributes to a better overall user experience. KX, while still providing good support at 8.7, does not reach the same level of satisfaction.
  • Users on G2 report that KX has a robust data replication feature with a score of 9.0, which is crucial for enterprise-level applications. QuestDB, while effective, does not emphasize this feature as strongly.
  • Reviewers mention that KX's integrated cache feature scores 9.1, which users say helps in optimizing performance for frequently accessed data. QuestDB, while it has its strengths, does not highlight caching as a key feature.
  • Users say that both products have strong security features, but KX's role-based authorization and encryption scores of 8.0 and 8.2 respectively, are seen as slightly less robust compared to QuestDB's overall security framework, which is rated higher in user reviews.
Featured Products
Pricing
Entry-Level Pricing
KX
Free
$0.00
Browse all 3 pricing plans
QuestDB
No pricing available
Free Trial
KX
Free Trial is available
QuestDB
Free Trial is available
Ratings
Meets Requirements
8.9
33
8.9
25
Ease of Use
6.8
36
8.9
26
Ease of Setup
8.6
23
9.2
18
Ease of Admin
9.1
13
8.9
11
Quality of Support
8.8
31
9.8
24
Has the product been a good partner in doing business?
9.5
11
9.3
10
Product Direction (% positive)
8.8
40
9.5
25
Features by Category
8.4
193
Not enough data
Storage
8.9
19
Not enough data
9.7
21
Not enough data
Availability
7.9
14
Not enough data
7.6
16
Not enough data
9.0
16
Not enough data
Performance
9.1
17
Not enough data
Security
8.0
15
Not enough data
7.9
18
Not enough data
7.7
14
Not enough data
8.2
16
Not enough data
Support
7.7
11
Not enough data
9.1
16
Not enough data
8.7
38
Not enough data
Data Indexing
8.0
9
Not enough data
9.3
10
Not enough data
Filters
8.5
10
Not enough data
9.1
9
Not enough data
Real-time Analytic DatabaseHide 10 FeaturesShow 10 Features
8.9
72
Not enough data
Query latency
9.8
8
Not enough data
9.3
7
Not enough data
Data latency
9.8
7
Not enough data
8.3
7
Not enough data
Connectors
8.8
7
Not enough data
7.6
7
Not enough data
Scale
9.3
7
Not enough data
8.8
8
Not enough data
Architecture
8.8
7
Not enough data
8.6
7
Not enough data
Categories
Categories
Shared Categories
KX
KX
QuestDB
QuestDB
KX and QuestDB are categorized as Time Series Databases
Unique Categories
QuestDB
QuestDB has no unique categories
Reviews
Reviewers' Company Size
KX
KX
Small-Business(50 or fewer emp.)
22.9%
Mid-Market(51-1000 emp.)
18.8%
Enterprise(> 1000 emp.)
58.3%
QuestDB
QuestDB
Small-Business(50 or fewer emp.)
68.8%
Mid-Market(51-1000 emp.)
15.6%
Enterprise(> 1000 emp.)
15.6%
Reviewers' Industry
KX
KX
Financial Services
45.8%
Capital Markets
10.4%
Banking
10.4%
Investment Banking
6.3%
Investment Management
4.2%
Other
22.9%
QuestDB
QuestDB
Computer Software
25.0%
Financial Services
21.9%
Information Technology and Services
6.3%
Manufacturing
3.1%
Consulting
3.1%
Other
40.6%
Most Helpful Reviews
KX
KX
Most Helpful Favorable Review
Marcos  V.
MV
Marcos V.
Verified User in Banking

Q/Kdb+ is extremely fast in large databases processing. Its code is fast and clean and it is integrated into Python via PyKX.

Most Helpful Critical Review
QuestDB
QuestDB
Most Helpful Favorable Review
Ernst Holger A.
EA
Ernst Holger A.
Verified User in Pharmaceuticals

QuestDB is mind-boggling fast both on ingress and egress, enabling new high-frequency use cases in IIOT. Today industrial time series data are highly compressed to achieve fast access for reporting, dashboarding and analytics. It leaves out a lot of use...

Most Helpful Critical Review
Verified User
G
Verified User in Computer Software

- Error handling could improve (particularly for ILP) - Some inconsistency in how well some tools integrate with the database over Postgres database connectors. - Limited support for data sharding/partitioning The issues above are on the roadmap for...

Alternatives
KX
KX Alternatives
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Snowflake
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Amazon Redshift
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SAP HANA Cloud
SAP HANA Cloud
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Google Cloud BigQuery
Google Cloud BigQuery
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QuestDB
QuestDB Alternatives
InfluxDB
InfluxDB
Add InfluxDB
Prometheus
Prometheus
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Druid
Druid
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Timescale
Timescale
Add Timescale
Discussions
KX
KX Discussions
Monty the Mongoose crying
KX has no discussions with answers
QuestDB
QuestDB Discussions
Monty the Mongoose crying
QuestDB has no discussions with answers