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Lenovo ThinkPad E450
Lenovo S21e-20
Acer Aspire R 14 (R3-471T-77HT)
Lenovo ThinkPad E450
Lenovo S21e-20
Acer Aspire R 14 (R3-471T-77HT)
$729 - $1,607
$249
$600 - $770
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ReviewGist
Score
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ReviewGist
Score
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ReviewGist
Score
Release Date
May 2015
Jul 2015
Jun 2015
Display Size
14.0 in.
11.6 in.
14.0 in.
Networking Type
802.11ac (2.4+5.0 GHz Dual-band)
802.11b, 802.11g, 802.11n
802.11n (2.4 GHz only)
Display
14 inches, Widescreen, 1920 x 1080
11.6 inches, Standard
14 inches, Widescreen, 1366 x 768
Hard Drive
500 GB, HDD
64 GB, HDD
1000 GB, HDD
Installed Memory
4 GB
2 GB
8 GB
Operating System
Microsoft Windows 7 Professional
Microsoft Windows 8
Windows 8.1
Processor
2.2 GHz, Intel Core i5-5200U
2.25 GHz, Intel Celeron N2940
2.4 GHz, Intel Core i7-5500U
Laptop Type
Business, Small Business
Value
General Purpose, Tablet
Average Rating
 4.0 stars
 2.8 stars
 3.0 stars
Battery
66% Positive
34% Negative
100% Negative
Keypad
66% Positive
34% Negative
60% Positive
40% Negative
Display
100% Positive
25% Positive
75% Negative
Performance
100% Positive
100% Negative
Connectivity
100% Positive
50% Positive
50% Negative