Lenovo ThinkPad E420s VS E220s

Lenovo released two ThinkPad products, Edge Edge 220S and Edge 420s which still running even 2 years past, Compared to the previous generation to feel the gap was the largest, top cover with glass-fiber material used in such materials except for lightweight rugged, the handle is also more delicate and comfortable, you can say that in business the unique ThinkPad patent, for the first time on the Edge series features let its quality get greatly improved. Contour design modifications are minor, just the cover color looks more calm.

Lenovo ThinkPad Edge E420s VS E220s

Model ThinkPad Edge E420s ThinkPad Edge E220s
Display Size 14″ 1280×800 resolution 16:9 12.5″ 1366×768 16:9 LED
Processor Type Intel i3 2310M SNB(SandyBridge) 2.1G Intel i5 2537M 1.4G
Hard Drive 320GB 320GB
Battery Type 4-cell 42T4975,42T4929,42T4928,42T4979,42T4930,42T4931 8-cell 42T4984, 42T4976, 42T4935, 42T4934, 42T4933, 42T4932
Battery Life 5 hours 4 hours
Operating System Windows 7 Window 7 Home
Connectivity USB, eSATA, HDMI, VGA USB, VGA
Graphics AMD Radeon HD 6630M Intel GMA HD 3000
Memory 2GB 4G
Optical Drive DVD None
Networking 802.11b/g/n(300Mbps) 100Mbps
Power 90w 65w
Weight 2.45kg 1.5kg
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