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Cloud Computing: AWS EC2 vs. GCP Compute vs. Azure VM

CPU and Memory

AWS&Azure memory pricing were calculated from the pricing difference between General and Memory optimized instances. CPU Pricing is based on General/Memory optimized instance, not Compute optimized.

Instance monthly cost calculator

Note that cloud providers limit the ratio of Ram/CPU.
CPU: 2
Memory(G): 8
AWSGoogleAzure
On-demand Reserved Instance
$69.1/ instance $52.48/ instance $69.12/ instance
1-year term Reserved Instance
$44.56/ instance $44.68/ instance $39.62/ instance
3-year term Reserved Instance
$30.66/ instance $31.96/ instance $27.36/ instance

vCPU: Effective monthly rate

AWSGoogleAzure
in On-demand Instance
$19.87/ vCPU $16.96/ vCPU $21.24/ vCPU
in Reserved Instance (1-year term)
$12.72/ vCPU $14.54/ vCPU $12.17/ vCPU
in Reserved Instance (3-year term)
$8.89/ vCPU $10.38/ vCPU $9.72/ vCPU

Memory: Effective monthly rate

AWSGoogleAzure
in On-demand Instance
$3.67/ GiB $2.32/ GiB $3.33/ GiB
in Reserved Instance (1-year term)
$2.39/ GiB $1.95/ GiB $1.91/ GiB
in Reserved Instance (3-year term)
$1.61/ GiB $1.4/ GiB $0.99/ GiB

References

SSD

AWS (General Purpose)GoogleAzure
Spend
$10/ month $10/ month $10/ month
Storage
100 GB 59 GB 64 GB
IOPS
300 IOPS 1770 IOPS 240 IOPS
Throughput
77 MB/second 28 MB/second 50 MB/second

References

Bandwidth Pricing

Note that Google bandwidth pricing is based on traffic destination, not server location.
AWSGoogleAzure
Ingress from Everywhere
Free Free Free
Egress to Internet (per Gb)
from US server: $0.09
from EU server: $0.09 - $0.10
from Asia server: $0.12-$0.14
to All locations excluding Australia and China, but including HK: $0.12
to China(excluding HK): $0.23
to Australia: $0.19
from US/EU/Canada server: $0.087
from Asia/Australia/India server: $0.12
from Brazil server: $0.181

References

This page is mainly about pricing comparison, not including any benchmarks, because after viewed a few CPU benchmark reports, I found there is no significant difference among the newest instance types.
More comparisons:
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