Compare models
Spec
ASUS Zenbook Pro 14 OLED (UX6404)
ASUS Zenbook S 13 OLED (UX5304)
ASUS Zenbook S 14 (UX5406)
ASUS Zenbook Pro 15 OLED (UM535)
Summary
LB Score
70
★
45
50
69
Value
53
48
52
76
★
Price
$954
$954
$1,084
$739
★
Use class
Premium Light
Premium Light
Premium Light
Mid Gaming
Screen
Diagonal
14.5
13.3
14
15.6
Resolution
2880x1800
2880x1800
2880x1800
1920x1080
Panel type
oled
oled
oled
oled
Brightness
550 nits
550 nits
—
550 nits
Screen quality
66
66
66
50
Processor & graphics
CPU score
60
74
84
★
74
GPU type
dGPU
iGPU
iGPU
dGPU
GPU score
84
★
0
0
63
GPU rating
40%
★
—
—
18%
Memory
RAM (max)
48 GB
★
32 GB
32 GB
32 GB
RAM type
DDR5
LPDDR5X
LPDDR5X
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)
76.0 Wh
63.0 Wh
72.0 Wh
96.0 Wh
★
Autonomy (est.)
2.8 h
6.0 h
★
2.7 h
3.3 h
Chassis
Weight
1.60 kg
1.00 kg
★
1.20 kg
2.00 kg
Type
Ultrabook
Ultrabook
Ultrabook
Ultrabook
Release year
2023
2023
2024
★
2021
Verdict
Best overall: ASUS Zenbook Pro 14 OLED (UX6404) · wins 14 of 28 parameter rows
Why ASUS Zenbook Pro 14 OLED (UX6404) over ASUS Zenbook Pro 15 OLED (UM535)
- GPU rating: 40% vs 18% (+22)
- RAM (max): 48 GB vs 32 GB (+16)
- Upgrade potential: 75 vs 50 (+25)