Compare models
Spec
ASUS ExpertBook P5 (P5405)
ASUS ExpertBook B9 OLED (B9403)
ASUS ExpertBook B5 (B5405)
ASUS ZenBook 14 UM425
Fit for your profile
73 ★
60
65
65
Summary
LB Score
65
52
54
68
★
Value
69
52
57
71
★
Price
$1,007
$886
$1,144
$739
★
Use class
Premium Light
Premium Light
Premium Light
Mid Gaming
Screen
Diagonal
14
14
14
14
Resolution
2560x1600
2880x1800
1920x1200
1920x1080
Panel type
ips
oled
ips
oled
Brightness
—
400 nits
★
—
250 nits
Screen quality
60
66
★
51
50
Processor & graphics
CPU score
87
75
91
★
74
GPU type
iGPU
iGPU
iGPU
dGPU
GPU score
48
★
4
0
46
GPU rating
—
—
—
—
Memory
RAM (max)
32 GB
32 GB
64 GB
★
16 GB
RAM type
LPDDR5X
LPDDR5X
DDR5
LPDDR4X
Storage
Storage (bus)
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
PCI-E Gen 3.0 (4x)
Battery
Capacity (Wh)
75.0 Wh
★
63.0 Wh
50.0 Wh
67.0 Wh
Autonomy (est.)
2.8 h
5.5 h
★
1.9 h
2.5 h
Chassis
Weight
1.30 kg
0.99 kg
★
1.35 kg
1.22 kg
Type
Business
Business
Business
Ultrabook
Release year
2024
2023
2025
★
2021
Verdict
Best overall: ASUS ExpertBook B5 (B5405) · wins 8 of 29 parameter rows
Why ASUS ExpertBook B5 (B5405) over ASUS ExpertBook P5 (P5405)
- RAM (max): 64 GB vs 32 GB (+32)
- Upgrade potential: 100 vs 50 (+50)
- Ports (count): 6 vs 4 (+2)