Compare models
Spec
Dell Latitude E7440
Lenovo ThinkPad L450
Summary
LB Score
26
★
25
Value
46
★
37
Price
$147
★
$187
Use class
Budget Surf
Budget Surf
Screen
Diagonal
14
14
Resolution
1366x768
1366x768
Panel type
tn
tn
Brightness
—
220 nits
Screen quality
45
45
Processor & graphics
CPU score
27
28
★
GPU type
iGPU
iGPU
GPU score
0
0
GPU rating
—
—
Memory
RAM (max)
16 GB
16 GB
RAM type
DDR3
DDR3
Storage
Storage (bus)
—
—
Battery
Capacity (Wh)
47.0 Wh
48.0 Wh
★
Autonomy (est.)
4.1 h
4.2 h
★
Chassis
Weight
1.63 kg
★
1.92 kg
Type
Business
Business
Release year
2014
2015
★
Verdict
Best overall: Dell Latitude E7440 · wins 9 of 18 parameter rows
Why Dell Latitude E7440 over Lenovo ThinkPad L450
- Value: 46 vs 37 (+8.7)
- Ports (count): 7 vs 6 (+1)
- Portability: 64 vs 56 (+8.7)
Is the $40 premium worth it?
Over 2 years, Lenovo ThinkPad L450 costs ≈ $0.5/mo more to own than Dell Latitude E7440 — extra depreciation $0.4/mo plus $0.1/mo the $40 premium could earn at 4.21%/yr (US Treasury 3-month bill, as of Nov 2, 2026).