The operating system can be described as a set of software responsible for managing a computer's hardware. The most common are Windows and Mac OS. Prices from 57 stores in this category.
PriceSpy is getting even better. We're still building, but starting today you can take a sneak peek at our new filter.
(No filter)
Showing all 84.
List List Images Order by:
Product Lowest price User rating Rank Type of license Language CPU support

Microsoft Windows 10 Home Eng

Operating system

$139.99

26
 1
RetailEnglish32/64-bit 

Microsoft Windows 10 Home Eng (64-bit OEM)

Operating system

$167.31

25
 2
OEMEnglish64-bit 

Microsoft Windows 8.1 Eng (64-bit OEM)

Operating system

$141.74

34
 3
OEMEnglish64-bit 

Microsoft Windows 7 Professional Eng (64-bit OEM)

Operating system

$235.00

18
8/10
1 user review
4
OEMEnglish64-bit 

Microsoft Windows 10 Pro Eng (64-bit OEM)

Operating system

$250.14

28
 5
OEMEnglish64-bit 

Microsoft Windows 10 Pro Eng

Operating system

$244.30

23
 6
RetailEnglish32/64-bit 

Microsoft Windows 7 Home Premium Eng (32-bit OEM)

Operating system

$156.65

3
 7
OEMEnglish32-bit 

Microsoft Windows 8.1 Pro Pack Eng (Upgrade fr Standard)

Operating system

$146.05

13
 8
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Professional SP1 Eng (64-bit OEM)

Operating system

$225.98

29
7/10
1 user review
9
OEMEnglish64-bit 

Microsoft Windows 8.1 Pro Eng (64-bit OEM)

Operating system

$224.25

32
7/10
2 user reviews
10
OEMEnglish64-bit 

Microsoft Windows 8.1 Eng

Operating system

$169.45

5
7/10
1 user review
11
RetailEnglish32/64-bit 

Microsoft Windows 7 Professional SP1 Eng (32-bit OEM)

Operating system

$229.03

25
 12
OEMEnglish32-bit 

Microsoft Windows 8.1 Pro Eng

Operating system

$244.30

24
 13
RetailEnglish32/64-bit 

Microsoft Windows 8 Eng (64-bit OEM)

Operating system

$155.00

6
4/10
6 user reviews
14
OEMEnglish64-bit 

Microsoft Windows Server 2012 1 User CAL Eng (OEM)

Operating system

$48.91

20
 15
OEMEnglish 

Microsoft Windows 7 Professional Eng (32-bit OEM)

Operating system

$229.00

11
7/10
2 user reviews
16
OEMEnglish32-bit 

Microsoft Windows 7 Ultimate Eng (64-bit OEM)

Operating system

$298.71

2
7/10
1 user review
17
OEMEnglish64-bit 

Microsoft Windows 8 Pro Eng (32-bit OEM)

Operating system

$205.85

3
  18
OEMEnglish32-bit 

Microsoft Windows Server 2012 R2 Essentials 2 CPU Eng (64-bit OEM)

Operating system

$607.96

16
 19
OEMEnglish64-bit 

Microsoft Windows Server 2012 R2 Standard 2 CPU Eng (64-bit OEM)

Operating system

$1,046.45

19
 20
OEMEnglish64-bit 

Microsoft Windows Server 2012 5 Device CALs Eng (OEM)

Operating system

$211.77

17
 21
OEMEnglish 

Microsoft Windows 10 Home Eng (32-bit OEM)

Operating system

$179.95

5
 22
OEMEnglish32-bit 

Microsoft Windows SBS 2011 Standard 5 User CALs Eng (OEM)

Operating system

$427.40

18
 23
OEMEnglish64-bit 

Microsoft Windows Server 2012 R2 Standard 5 CALs Eng (64-bit)

Operating system

$2,222.35

11
 24
English64-bit 

Microsoft Windows 8.1 Eng (32-bit OEM)

Operating system

$153.42

21
 25
OEMEnglish32-bit 

Microsoft Windows 8 Pro Pack Eng (Upgrade fr Standard)

Operating system

$135.70

2
 26
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Home Premium Eng

Operating system

$370.13

3
  27
RetailEnglish32/64-bit 

Microsoft Windows Server 2012 5 User CALs Eng (OEM)

Operating system

$244.32

19
 28
OEMEnglish 

Microsoft Windows SBS 2011 Standard 1 User CAL Eng (OEM)

Operating system

$88.76

13
  29
OEMEnglish64-bit 

Microsoft Windows 10 Pro Eng (32-bit OEM)

Operating system

$240.00

16
 30
OEMEnglish32-bit 

Microsoft Windows Server 2012 Standard 2 CPU Eng (64-bit OEM ESD)

Operating system

$1,114.75

1
  31
OEMEnglish64-bit 

Microsoft Windows 8 Pro Eng (64-bit OEM)

Operating system

$234.00

7
4/10
4 user reviews
32
OEMEnglish64-bit 

Microsoft Windows 8.1 Pro Eng (32-bit OEM)

Operating system

$223.50

12
  33
OEMEnglish32-bit 

Microsoft Windows Server 2012 Essentials Eng

Operating system

$1,033.85

2
  34
RetailEnglish64-bit 

Microsoft Windows Server 2012 R2 Essentials 2 CPU Eng (64-bit)

Operating system

$505.49

10
  35
AcademicEnglish64-bit 

Microsoft Windows Server 2012 R2 Datacenter 2 CPU Eng (64-bit OEM)

Operating system

$6,715.43

9
  36
OEMEnglish64-bit 

Microsoft Windows 7 Home Premium Eng (64-bit OEM)

Operating system

$155.00

3
 7/10
1 user review
37
OEMEnglish64-bit 

Microsoft Windows Server 2008 R2 Enterprise SP1 Eng (64-bit OEM)

Operating system

$3,492.78

1
  38
OEMEnglish64-bit 

Microsoft Windows Server 2012 1 Device CAL Eng (OEM)

Operating system

$48.96

13
 39
OEMEnglish 

Microsoft Windows 7 Home Premium SP1 Eng (64-bit OEM)

Operating system

* $173.94

1
 7/10
1 user review
40
OEMEnglish64-bit 

Microsoft Windows 8 Eng (Upgrade)

Operating system

$214.30

  41
UpgradeEnglish32/64-bit 

Microsoft Windows Server 2008 R2 Standard SP1 5 CALs Eng (64-bit OEM)

Operating system

$1,041.14

11
 42
OEMEnglish64-bit 

Microsoft Windows 7 Home Premium SP1 Eng (32-bit OEM)

Operating system

$169.63

2
  43
OEMEnglish32-bit 

Microsoft Windows 8 Eng (32-bit OEM)

Operating system

$155.00

2
  44
OEMEnglish32-bit 

Microsoft Windows Server 2012 Standard 10 CALs Eng (64-bit)

Operating system

$2,561.62

9
  45
English64-bit 

Microsoft Windows SBS 2011 Premium 1 User CAL Eng (OEM)

Operating system

$114.99

12
  46
OEMEnglish64-bit 

Microsoft Windows Server 2012 Datacenter 2 Add. CPU Eng (OEM)

Operating system

$6,714.10

8
  47
OEMEnglish64-bit 

Microsoft Windows SBS 2011 Standard 1 Device CAL Eng (OEM)

Operating system

$92.22

11
  48
OEMEnglish64-bit 

Microsoft Windows Server 2012 Essentials Eng (OEM)

Operating system

$624.85

6
  49
OEMEnglish64-bit 

Microsoft Windows SBS 2011 Premium 5 User CALs Eng (OEM)

Operating system

$509.97

12
  50
OEMEnglish64-bit 

Microsoft Windows SBS 2011 Premium 5 Device CALs Eng (OEM)

Operating system

$509.97

10
  51
OEMEnglish64-bit 

Microsoft Windows 7 Ultimate SP1 Eng (64-bit OEM)

Operating system

* $312.28

1
  52
OEMEnglish64-bit 

Microsoft Windows Server 2012 Datacenter 2 CPU Eng (OEM)

Operating system

$6,714.10

8
  53
OEMEnglish64-bit 

Microsoft Windows Server 2012 Standard 2 Add. CPU Eng (OEM)

Operating system

$1,117.00

5
  54
OEMEnglish64-bit 

Microsoft Windows SBS 2011 Premium 1 Device CAL Eng (OEM)

Operating system

$114.99

10
  55
OEMEnglish64-bit 

Microsoft Windows Server 2012 R2 Standard 4 CPU Eng (64-bit OEM)

Operating system

$2,025.60

10
  56
OEMEnglish64-bit 

Microsoft Windows Server 2012 5 User CALs Eng

Operating system

$389.37

8
  57
English 

Microsoft Windows Server 2012 5 Device CALs Eng

Operating system

$338.13

8
  58
English 

Microsoft Windows Server 2012 20 User CALs Eng

Operating system

$1,556.33

8
  59
English 

Microsoft Windows Server 2012 Standard 2 CPU Eng (OEM)

Operating system

$1,130.39

1
  60
OEMEnglish64-bit 

Microsoft Windows 8 Pro Eng (Upgrade)

Operating system

* $154.65

2
5/10
2 user reviews
61
UpgradeEnglish32/64-bit 

Microsoft Windows Server 2012 R2 Datacenter 4 CPU Eng (64-bit OEM)

Operating system

$13,391.98

9
  62
OEMEnglish64-bit 

Microsoft Windows Server 2012 20 Device CALs Eng

Operating system

$1,353.68

8
  63
English 

Microsoft Windows SBS 2011 Standard 5 Device CALs Eng (OEM)

Operating system

$407.10

12
  64
OEMEnglish64-bit 

Microsoft Windows 7 Ultimate Eng (Upgrade)

Operating system

$483.35

1
 7/10
1 user review
65
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Home Premium Eng (Upgrade)

Operating system

* $231.73

1
  66
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Ultimate Eng (Upgrade fr Home Premium)

Operating system

* $261.51

2
  67
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Professional Eng

Operating system

$525.84

2
 8/10
1 user review
68
RetailEnglish32/64-bit 

Microsoft Windows 7 Professional Eng (Upgrade fr Home Premium)

Operating system

$220.50

  69
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Professional Eng (Upgrade)

Operating system

$388.70

2
  70
UpgradeEnglish32/64-bit 

Microsoft Windows 7 Ultimate Eng

Operating system

$598.00

2
 6/10
2 user reviews
71
RetailEnglish32/64-bit 

Microsoft Windows 7 Home Premium Eng (Upgrade fr Starter)

Operating system

$105.69

1
 72
UpgradeEnglish32/64-bit 

Microsoft Windows Server 2008 Standard Eng (OEM)

Operating system

$1,584.45

1
  73
OEMEnglish32/64-bit 

Microsoft Windows Home Server Eng (OEM)

Operating system

$255.55

1
 9/10
9 user reviews
74
OEMEnglish32-bit 

Microsoft Windows Server 2003 Standard x64 Eng (OEM)

Operating system

$1,615.11

1
  75
OEMEnglish64-bit 

Microsoft Windows SBS 2003 R2 Standard SP2 Eng (OEM)

Operating system

$1,052.89

1
  76
OEMEnglish32-bit 

Microsoft Windows 8.1 Pro Pack MUI (Upgrade fr Standard)

Operating system

$169.00

1
  77
UpgradeMUI 

Microsoft Windows 8.1 Pro Eng (Student ESD)

Operating system

$89.99

1
  78
English 

Microsoft Windows 8.1 Eng (ESD)

Operating system

$199.00

1
  79
Electronic software distribution (ESD)English 

Microsoft Windows 8.1 Pro Eng (ESD)

Operating system

$349.00

1
  80
Electronic software distribution (ESD)English 

Microsoft Windows 7 Ultimate SP1 Eng (32-bit OEM)

Operating system

$298.02

1
  81
OEMEnglish32-bit 

Microsoft Windows 10 Home MUI (ESD)

Operating system

$156.36

4
  82
Electronic software distribution (ESD)MUI32/64-bit 

Microsoft Windows 10 Pro MUI (ESD)

Operating system

$265.65

4
  83
Electronic software distribution (ESD)MUI32/64-bit 

Microsoft Windows Server 2008 5 User CALs Eng

Operating system

$365.11

1
 84
RetailEnglish32/64-bit 
Products per page: