Managed Database Services · reliability comparison

MongoDB Atlas vs PlanetScale: which is more reliable? (2026)

PlanetScale is more reliable than MongoDB Atlas, scoring 89.1 vs 49.4 out of 100. Over the last 90 days MongoDB Atlas reported 11 incidents and PlanetScale reported 6, with effective uptime of 97.89% and 99.92% respectively. PlanetScale resolves incidents faster on average (54m).

Data updated Nov 2, 2026 · How we score

MetricMongoDB AtlasPlanetScale
Reliability score49.489.1
Rank (managed database services)#12#3
Uptime (90 days)97.89%99.92%
Incidents (90 days)116
Partial / major outages44
Avg time to resolve4h 18m54m
Outages we detected00
Transparency score100/100100/100

Where MongoDB Atlas and PlanetScale differ

  • MongoDB Atlas reported 83% more incidents than PlanetScale over the last 90 days (11 vs 6).
  • PlanetScale fixes problems faster: 54m on average, against 4h 18m for MongoDB Atlas (4.7× quicker).
  • MongoDB Atlas's longest outage on record lasted 3d (Apr 17, 2026); PlanetScale's lasted 3h (Jul 24, 2026).

90-day uptime

MongoDB Atlas

Aug 5, 2026: 85.53% uptime, 1 incident (Partial outage)Aug 6, 2026 – Aug 17, 2026: no incidentsAug 18, 2026: 99.30% uptime, 1 incident (Degraded performance)Aug 19, 2026 – Aug 27, 2026: no incidentsAug 28, 2026: 100% uptime, 1 incident (Degraded performance)Aug 29, 2026 – Sep 2, 2026: no incidentsSep 3, 2026: 84.88% uptime, 1 incident (Partial outage)Sep 4, 2026: 50.00% uptime, 1 incident (Partial outage)Sep 5, 2026: 50.00% uptime, 1 incident (Partial outage)Sep 6, 2026: 65.11% uptime, 1 incident (Partial outage)Sep 7, 2026 – Sep 10, 2026: no incidentsSep 11, 2026: 98.51% uptime, 1 incident (Degraded performance)Sep 12, 2026 – Sep 30, 2026: no incidentsOct 1, 2026: 89.13% uptime, 1 incident (Partial outage)Oct 2, 2026 – Oct 8, 2026: no incidentsOct 9, 2026: 96.25% uptime, 2 incidents (Partial outage)Oct 10, 2026 – Oct 19, 2026: no incidentsOct 20, 2026: 92.12% uptime, 1 incident (Degraded performance)Oct 21, 2026 – Nov 2, 2026: no incidents
90 days ago97.898% average daily uptimeToday

PlanetScale

Aug 5, 2026 – Sep 1, 2026: no incidentsSep 2, 2026: 99.64% uptime, 1 incident (Partial outage)Sep 3, 2026 – Sep 4, 2026: no incidentsSep 5, 2026: 99.50% uptime, 1 incident (Partial outage)Sep 6, 2026 – Sep 27, 2026: no incidentsSep 28, 2026: 98.71% uptime, 1 incident (Degraded performance)Sep 29, 2026 – Oct 8, 2026: no incidentsOct 9, 2026: 99.10% uptime, 1 incident (Partial outage)Oct 10, 2026 – Oct 25, 2026: no incidentsOct 26, 2026: 96.58% uptime, 1 incident (Partial outage)Oct 27, 2026 – Nov 2, 2026: no incidents
90 days ago99.928% average daily uptimeToday

Recent MongoDB Atlas incidents

Full MongoDB Atlas reliability report →

Recent PlanetScale incidents

Full PlanetScale reliability report →

Other managed database services to consider

See the full most reliable managed database services ranking →