Compare models
Spec
ASUS Zenbook 14 OLED (UM3402)
ASUS ZenBook 14 UM425
ASUS ROG Flow Z13 (2023)
ASUS ROG Flow Z13 (2025) GZ302
Summary
LB Score
62
68
★
64
46
Value
53
71
★
52
—
Price
$954
$739
★
$922
$1,440
Use class
Premium Light
Mid Gaming
Premium Light
Premium Light
Screen
Diagonal
14
14
13.4
13.4
Resolution
2880x1800
1920x1080
2560x1600
2560x1600
Panel type
oled
oled
ips
ips
Brightness
—
250 nits
—
—
Screen quality
66
★
50
60
60
Processor & graphics
CPU score
69
74
★
60
—
GPU type
dGPU
dGPU
dGPU
dGPU
GPU score
46
46
76
★
38
GPU rating
—
—
35%
★
31%
Memory
RAM (max)
16 GB
16 GB
16 GB
128 GB
★
RAM type
LPDDR4X
LPDDR4X
LPDDR5
LPDDR5X
Storage
Storage (bus)
PCI-E Gen 3.0 (4x)
PCI-E Gen 3.0 (4x)
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
Battery
Capacity (Wh)
75.0 Wh
★
67.0 Wh
56.0 Wh
70.0 Wh
Autonomy (est.)
2.8 h
★
2.5 h
2.2 h
2.7 h
Chassis
Weight
1.35 kg
1.22 kg
1.18 kg
★
1.20 kg
Type
Ultrabook
Ultrabook
Gaming
Gaming
Release year
2023
2021
2023
2025
★
Verdict
Best overall: ASUS ROG Flow Z13 (2025) GZ302 · wins 11 of 27 parameter rows
Why ASUS ROG Flow Z13 (2025) GZ302 over ASUS ROG Flow Z13 (2023)
- RAM (max): 128 GB vs 16 GB (+112)
- Upgrade potential: 100 vs 25 (+75)
- Serviceability: 64 vs 34 (+30)