Compare models
Spec
HP ProBook 4720s
HP ProBook 6450b
Summary
LB Score
19
19
Value
7
15
★
Price
$162
$120
★
Use class
Budget Surf
Budget Surf
Screen
Diagonal
17.3
14
Resolution
1600x900
1366x768
Panel type
tn
tn
Brightness
—
—
Screen quality
47
★
45
Processor & graphics
CPU score
7
10
★
GPU type
dGPU
iGPU
GPU score
1
★
0
GPU rating
—
—
Memory
RAM (max)
16 GB
16 GB
RAM type
DDR3
DDR3
Storage
Storage (bus)
—
—
Battery
Capacity (Wh)
73.0 Wh
★
55.0 Wh
Autonomy (est.)
2.3 h
4.8 h
★
Chassis
Weight
3.10 kg
2.39 kg
★
Type
Business
Business
Release year
2013
2013
Verdict
Best overall: HP ProBook 6450b · wins 13 of 20 parameter rows
Why HP ProBook 6450b over HP ProBook 4720s
- Portability: 42 vs 6 (+35.8)
- Mobility: 25 vs 4 (+21)
- Value: 15 vs 7 (+8)
Is the $42 premium worth it?
Over 2 years, HP ProBook 4720s costs ≈ $0.6/mo more to own than HP ProBook 6450b — extra depreciation $0.4/mo plus $0.2/mo the $42 premium could earn at 4.16%/yr (US Treasury 3-month bill, as of Oct 30, 2026).