Compare models
Spec
Dell Latitude 5440
Dell Latitude 5540
Dell Inspiron 3521
Lenovo ThinkPad T431s
Summary
LB Score
65
65
19
15
Value
59
★
58
18
9
Price
$509
$524
$109
★
$139
Use class
Mid Gaming
Mid Gaming
Budget Surf
Budget Surf
Screen
Diagonal
14
15.6
15.6
14
Resolution
1920x1080
1920x1080
1366x768
1366x768
Panel type
ips
ips
—
tn
Brightness
250 nits
250 nits
—
—
Screen quality
50
50
45
45
Processor & graphics
CPU score
54
54
8
8
GPU type
dGPU
dGPU
iGPU
iGPU
GPU score
49
49
2
0
GPU rating
—
—
—
—
Memory
RAM (max)
64 GB
64 GB
8 GB
16 GB
RAM type
DDR4
DDR4
DDR3
DDR3
Storage
Storage (bus)
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
—
—
Battery
Capacity (Wh)
42.0 Wh
42.0 Wh
40.0 Wh
48.0 Wh
★
Autonomy (est.)
1.6 h
1.5 h
1.4 h
4.2 h
★
Chassis
Weight
1.52 kg
★
1.60 kg
2.25 kg
1.70 kg
Type
Business
Business
Laptop
Business
Release year
2023
2023
2013
2013
Verdict
Best overall: Lenovo ThinkPad T431s · wins 5 of 11 parameter rows
Why Lenovo ThinkPad T431s over Dell Latitude 5440
- Autonomy (est.): 4.2 h vs 1.6 h (+2.6)
- Ports (count): 7 vs 5 (+2)
- Capacity (Wh): 48.0 Wh vs 42.0 Wh (+6)