Compare models
Spec
Lenovo ThinkPad E490
Lenovo ThinkPad E590
Summary
LB Score
45
45
Value
57
59
★
Price
$243
$226
★
Use class
Mid Gaming
Mid Gaming
Screen
Diagonal
14
15.6
Resolution
1920x1080
1920x1080
Panel type
ips
ips
Brightness
—
—
Screen quality
50
50
Processor & graphics
CPU score
38
38
GPU type
dGPU
iGPU
GPU score
24
24
GPU rating
5%
5%
Memory
RAM (max)
32 GB
32 GB
RAM type
DDR4
DDR4
Storage
Storage (bus)
—
—
Battery
Capacity (Wh)
48.0 Wh
48.0 Wh
Autonomy (est.)
1.8 h
★
1.7 h
Chassis
Weight
1.75 kg
★
2.12 kg
Type
Business
Business
Release year
2018
2018
Verdict
Best overall: Lenovo ThinkPad E490 · wins 8 of 14 parameter rows
Why Lenovo ThinkPad E490 over Lenovo ThinkPad E590
- Creative: 47 vs 23 (+24)
- Portability: 61 vs 36 (+24.4)
- Mobility: 47 vs 32 (+15)
Is the $18 premium worth it?
Over 2 years, Lenovo ThinkPad E490 costs ≈ $0.2/mo more to own than Lenovo ThinkPad E590 — extra depreciation $0.2/mo plus $0.1/mo the $18 premium could earn at 4.16%/yr (US Treasury 3-month bill, as of Oct 30, 2026).