[cloud server]AWS (Amazon Web Services) vs Microsoft Azure

Cloud Features & Management

AWS (Amazon Web Services) Microsoft Azure
Hourly Pay-As-You-Go
yes
per minute
yes
Cloud Management Software
proprietary
proprietary
One Account For All Locations
yes
yes
Web Interface
yes
yes
Mobile App
yes
no
Languages
English
English
Terminal access
no
no
API
yes
yes
AWS-compatible API
yes
no
OpenStack-compatible API
no
no
Command line
yes
yes
Auto-scaling
horizontal
yes
horizontal
yes
Vertical scaling without reboot
no
no
Image from cloud server
yes
yes
Upload cloud server image
VM Import/Export Tools
yes
yes
Download cloud server image
VM Import/Export Tools
yes
yes
Mount CD/DVD ISO
no
no

Cloud Servers

AWS (Amazon Web Services) Microsoft Azure
Hypervisor
Xen
Hyper-V
RAM
630 MB - 1952 GB
448 GB available only in G family instances, which are available only in few regions.
768 MB - 448 GB
CPU cores
1 - 128
32 cores available only in G family instances, which are available only in West US region.
1 - 16
(32 in West US)
Storage
Instance: 160 GB - 48 TB
EBS: 1 GB - 20 TB
Maximum storage size depends on server type, in most cases 2 TB per CPU core.
1 GB - 32 TB
Persistent instance storage
no
yes
Custom RAM & CPU ratio
no
no
Independent storage size
Can be extended or replaced by EBS.
no
Each instance type has preallocated storage, which can be then extended. Maximum storage reaches 2 TB per CPU core.
partial
Burstable CPU
With exception of t1 and t2 instance types
partial
no
GPU instances
yes
yes
SSD Storage Available
yes
D instance family only.
yes
Resource usage monitoring (CPU, RAM, disc, network, ...)
yes
yes
Turned off Cost
EBS storage if used, Elastic IP if used
full

Images & Licenses

AWS (Amazon Web Services) Microsoft Azure
Preinstalled cloud server images
12000+
102
Windows license
yes
Server 2008 R2 SP1
Server 2012 Datacenter
Server 2012 R2 Datacenter
Server Essentials Experience
HPC Pack 2012 R2
Server Technical Preview/br/>
yes
SQL Server license
yes
SQL Server 2008 R2 SP2 Std, Web, Enterprise
SQL Server 2008 R2 SP3 Std, Web, Enterprise
SQL Server 2012 SP1 Std, Web, Enterprise
SQL Server 2014 Std, Web, Enterprise
yes
RedHat Linux license
yes
yes
Other licenses
Oracle, ...
MS Sharepoint, MS BizTalk Server, MS Team Foundation Server, MS Dynamics, Oracle, SUSE
yes
Transfer MS License
no

Transfer

AWS (Amazon Web Services) Microsoft Azure
Transfer or bandwidth
transfer
transfer
Free transfer in
yes
yes
Free transfer included
no
5 GB
Pay-as-you-go
yes
yes
Transfer packages
no
no
No Transfer Limit
yes
yes
Transfer per server or account
account
account
Free private transfer
Only within a zone.
yes
yes
Free transfer to dedicated/collocation
no
no

Networking

AWS (Amazon Web Services) Microsoft Azure
Free IP
1 per cloud server, either dynamic or fixed but paid if cloud server is off.
yes
5 per account
Mappable IP
Elastic IP
yes
yes
Multiple IP per cloud server
yes
no
IP cost
One free per cloud server if running.
$0.005 / hour
$0.004 per hour
IPv6
no
no
Private IP
yes
yes
Manage VLANs
Virtual Private Cloud
yes
yes
Load balancing service
yes
yes
Load balancing type
software
DNS

Security

AWS (Amazon Web Services) Microsoft Azure
Encrypted storage
no
no
VLAN per customer
If in Virtual Private Cloud
yes
Dedicated & cloud servers in single VLAN
no
no
VPN
yes
Only to created virtual networks.
yes
Firewall
$0.05 / hour
yes
yes
ISO/IEC 27001
yes
yes
SSAE 16 (former SAS 70 Type II)
yes
SOC 1, SOC 2 and SOC 3
yes
HIPAA Compilant
yes
yes
FISMA Compilant
yes
yes
PCI DSS
yes
yes
Safe Harbor / EU Directive 95/46/EC
yes
yes

Locations

AWS (Amazon Web Services) Microsoft Azure
North America
Northern Virginia, USA (East) Northern California, USA (West) Oregon, USA (West)
yes
Central US, Iowa
East US, Virginia
North Central US, Illinois
South Central US, Texas
West US, California
Toronto, Canada
Quebec City, Canada
yes
South America
São Paulo, Brazil
yes
Brazil, Sao Paulo State
yes
Europe
Ireland
yes
Ireland
Netherlands
yes
Asia
Singapore Tokyo, Japan
yes
East Asia, Hong Kong
Southeast Asia, Singapore
Japan East, Saitama Prefecture
Japan West, Osaka Prefecture
yes
Australia
Sydney, Australia
yes
Australia East, New South Wales
Australia Southeast, Victoria
yes
Africa
no
no

Reliability & Failover

AWS (Amazon Web Services) Microsoft Azure
SLA level
99.995%
For 2+ VMs running in the same "Availability Set".
99.95%
SLA credit
10% of annual bill
<99.9% - 10%
<99% - 25%
SLA exceptions
5 min.
out of Microsoft control
Multiple zones in region
2 - 5 per region
yes
Some geographic regions have multiple "regions" in Azure. There is also a concept of "fault domain", has separate power source and different network switch. Azure automatically allocates instances in the same role or "availability set" into different fault domains.
partial
Tier 3+ DC
Automatic failover to other server
Auto Recovery service applies only to C3, C4, M3, R3, and T2 instance types running in the US East (Northern Virginia) region. The instances must be running within a VPC, must use EBS-backed storage, but cannot be Dedicated Instances.
partial
Live migration allows moving running instances to another server without downtime - host maintenance doesn't affect cloud server availability.
yes
Storage attachment
Instance storage: server EBS: network
network
RAID level
Backup - snapshot
yes
yes
Backup - storage
S3 or Glacier
yes
yes

Services

AWS (Amazon Web Services) Microsoft Azure
Cloud Files service
S3 (Simple Storage Service)
yes
yes
CDN service
Cloud Front
yes
yes
DNS service
Route 53
yes
yes
NoSQL service
DynamoDB, Redshift, SimpleDB
yes
yes
SQL service
RDS (Simple Storage Service) - MySQL, MS SQL Server, Oracle
yes
yes
Memcache service
ElastiCache
yes
yes
Dedicated servers
no
no
Collocation
no
no

Support

AWS (Amazon Web Services) Microsoft Azure
Response Time
Basic: free
Developer: $49/month
Business: tiered 10% - 3%, min. $100
Enterprise: tiered 10% - 3%, min. $15,00
Basic: -
Developer: 12 hours
Business: 1 hour
Enterprise: 15 min.
SLA:
Developer: 8h
Standard: 2h
Professional: 1h
Premier: 15 min
24x7
yes
all paid plans
yes
Free
Basic level does not include any contact possibilities
no
included level covers only billing issues
no
Phone
Business, Enterprise levels
yes
Standard (3 per month), Professional and Premier levels
yes
Chat
Business, Enterprise levels
yes
no
Ticket system or email
Developer, Business, Enterprise levels
yes
yes
Forum
yes
yes
Knowledge base
yes
yes
Managed services
Enterprise level
yes
no

Billing

AWS (Amazon Web Services) Microsoft Azure
Cloud server biling period
hour
minute
No monthly precharge
yes
yes
Billing per cloud server or account
cloud server
cloud server
License billing period
hour
minute
Prepaid
no
no
Currency
USD
USD, EUR, CAD, GBP, DKK, NOK, SEK, CHF, JPY, AUD, NZD, KWR, RUB, ZAR, TRY, SAR, ARS, BRL, HKD, INR, MXN, IDR, TWD, MYR
Credit card
yes
yes
PayPal
no
no
Wire transfer
no
no
Resource plans
no
no
Longer subscription
no
no
Reservation
yes
no
Volume Discounts
In reserved instances and transfer
yes
Enterprise Agreement
yes

Trial & Specials

AWS (Amazon Web Services) Microsoft Azure
Free trial
no
$200
yes
Money back guarantee
no
no
Free entry level service
Free Tier for one year
yes
MSDN subscribers get $50-$150 credits per month
yes

Third-Party Tools Support

AWS (Amazon Web Services) Microsoft Azure
Rightscale
yes
yes
Scalr
yes
yes

Provider Information

AWS (Amazon Web Services) Microsoft Azure
Name
Amazon
Microsoft
Address
Seattle, Washington, U.S.
1 Microsoft Way, Redmond, WA 98052, USA
Year founded
1994
AWS: 2006
1975
Azure: 2010
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