Compare

AWS vs Microsoft Azure

Admitted uptime

Last 30 daysTime not covered by a Sev 1 the provider posted itself. A best case.
0.00%
100.00%
Last 90 days
0.00%
100.00%
Last 12 months
35.52%
100.00%

Grades (90 days)

OverallSeverity weight × minutes, summed over the window. Fewer points, better grade.
C · 2,148 pts
A+ · 0 pts
ProductionYour users are hit: apps, APIs, databases, inference
C
A+
ShippingYou can't deploy, build or manage: CI, CLI, dashboard, auth, billing
A
A+

Incidents (90 days)

Total incidentsEverything posted on the status page except scheduled maintenance.
9
0
Sev 1 · Lights outProd site, API or database down, or data loss
2
0
Sev 2 · BleedingProd degraded or partly down
5
0
Sev 3 · Can't shipCan't deploy, build or manage it
1
0
Sev 4 · PapercutDocs, status page, slow dashboard
1
0
Median fixMedian time to resolve. Half of incidents were fixed faster.
2h 18m
–
LongestLongest single incident, start to resolved.
235d 5h
–
Security incidentsIncidents the provider flagged as security. They count one tier higher.
0
0

Trend and communication

Last 6 months vs 6 beforeIncident count, last 6 months against the 6 before.
Worse (9 → 17)
Flat (0 → 0)
Sev 1–2 postmortemsSev 1–2 incidents with a published write-up.
0 of 5
0 of 0

Cost

Per month2 vCPU (burstable) and 4 GB Linux VM on all month, 30 GB SSD disk, a public IPv4, 100 GB out. On-demand, cheapest US region, no commitments.
$30.58
$36.42
Plan or model
EC2 t4g.medium, us-east-1
Virtual Machines B2s, East US
Best valueNobody else here costs the same or less with the same or better grade.
Yes
Yes
VerdictMicrosoft Azure has the best 90-day record; AWS resolves incidents fastest.Running app? Watch Production. Deploying all day? Watch Shipping.

Matchups

Uptime as admitted on each status page. How grades work