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ASUS Zenbook Duo vs Lenovo Yoga Book 9

Lenovo Yoga Book 9 (14", 1000 GB, 32 GB, CH, Intel Core Ultra 7 255H)

Lenovo Yoga Book 9

14", 1000 GB, 32 GB, CH, Intel Core Ultra 7 255H

ASUS Zenbook Duo (14", 2000 GB, 32 GB, CH, Intel Core Ultra X9 388H)

ASUS Zenbook Duo

14", 2000 GB, 32 GB, CH, Intel Core Ultra X9 388H

Lenovo Yoga Book 9 (14", 1000 GB, 32 GB, CH, Intel Core Ultra 7 255H)

Lenovo Yoga Book 9

14", 1000 GB, 32 GB, CH, Intel Core Ultra 7 255H

Currently out of stock
ASUS Zenbook Duo (14", 2000 GB, 32 GB, CH, Intel Core Ultra X9 388H)

ASUS Zenbook Duo

14", 2000 GB, 32 GB, CH, Intel Core Ultra X9 388H

Currently out of stock

Processor family
Processor family
Core Ultra 7 2nd Gen
Processor family
Processor family
Core Ultra 9 3rd Gen
Processor type
Processor type
Intel Core Ultra 7 255H
Processor type
Processor type
Intel Core Ultra X9 388H
SSD capacity
SSD capacity
1000 GB
SSD capacity
SSD capacity
2000 GB
Operating System Version
Operating System Version
Windows 11 Pro
Operating System Version
Operating System Version
Windows 11 Home

Description
Description
The Lenovo Yoga Book 9 14IAH10 is a powerful gaming laptop equipped with an Intel Core Ultra 7 255H processor. 
Description
Description
The ASUS UX8407AA-SN091W is a powerful gaming laptop designed for demanding users. Featuring a 14-inch 

Item number
Item number
59693278
Item number
Item number
66103412
Manufacturer
Manufacturer
Lenovo
Manufacturer
Manufacturer
ASUS
Category
Category
Notebooks
Category
Category
Notebooks
Statutory warranty score
Statutory warranty score
1,8 %
Statutory warranty score
Statutory warranty score
3,4 %
Statutory warranty case duration
Statutory warranty case duration
10 days
Statutory warranty case duration
Statutory warranty case duration
6 days
Return rate
Return rate
3,2 %
Return rate
Return rate
6,4 %
Release date
Release date
25/6/2025
Release date
Release date
6/1/2026

Colour
Colour
Blue
Colour
Colour
Grey
Exact colour description
Exact colour description
Tidal Teal
Exact colour description
Exact colour description
Moher Gray

Notebook type
Notebook type
AI laptop, Convertible laptop
Notebook type
Notebook type
Gaming laptop
Model number
Model number
83KJ000TMZ
Model number
Model number
UX8407AA-SN091W

Processor family
Processor family
Core Ultra 7 2nd Gen
Processor family
Processor family
Core Ultra 9 3rd Gen
Processor type
Processor type
Intel Core Ultra 7 255H
Processor type
Processor type
Intel Core Ultra X9 388H
Clock frequency
Clock frequency
2 GHz
Clock frequency
Clock frequency
2.10 GHz
Max. turbo clock rate
Max. turbo clock rate
5.10 GHz
Max. turbo clock rate
Max. turbo clock rate
5.10 GHz
Max. TDP
Max. TDP
115 W
Max. TDP
Max. TDP
80 W
Number of processor cores
Number of processor cores
16 -Core
Number of processor cores
Number of processor cores
16 -Core
Number of Super Cores
Number of Super Cores
unknown
Number of Super Cores
Number of Super Cores
4 -Core
Number of performance cores
Number of performance cores
6 -Core
Number of performance cores
Number of performance cores
4 -Core
Clock frequency performance cores
Clock frequency performance cores
2 GHz
Clock frequency performance cores
Clock frequency performance cores
2.10 GHz
Max. Turbo Clock frequency Performance Cores
Max. Turbo Clock frequency Performance Cores
5.10 GHz
Max. Turbo Clock frequency Performance Cores
Max. Turbo Clock frequency Performance Cores
5.10 GHz
Number of efficiency cores
Number of efficiency cores
8 -Core
Number of efficiency cores
Number of efficiency cores
8 -Core
Clock frequency Efficiency cores
Clock frequency Efficiency cores
1.50 GHz
Clock frequency Efficiency cores
Clock frequency Efficiency cores
1.60 GHz
Max. Turbo Clock frequency Efficiency Cores
Max. Turbo Clock frequency Efficiency Cores
4.40 GHz
Max. Turbo Clock frequency Efficiency Cores
Max. Turbo Clock frequency Efficiency Cores
3.80 GHz
Number of threads
Number of threads
16
Number of threads
Number of threads
unknown
Cache
Cache
24 MB
Cache
Cache
18 MB
Chipset
Chipset
Intel SoC
Chipset
Chipset
unknown
AI Assistant
AI Assistant
Intel AI
AI Assistant
AI Assistant
Copilot+ PC
NPU power
NPU power
13 TOPS
NPU power
NPU power
50 TOPS

Memory
Memory
32 GB
Memory
Memory
32 GB
Onboard memory
Onboard memory
32 GB
Onboard memory
Onboard memory
32 GB
Max. supported memory
Max. supported memory
32 GB
Max. supported memory
Max. supported memory
32 GB
Memory type
Memory type
LPDDR5X-RAM
Memory type
Memory type
DDR5-RAM
Storage clock frequency
Storage clock frequency
8400 MHz
Storage clock frequency
Storage clock frequency
unknown

Graphics hardware
Graphics hardware
Integrated graphics
Graphics hardware
Graphics hardware
Integrated graphics

Material group
Material group
Metal
Material group
Material group
Metal
Material
Material
Stainless steel magnesium
Material
Material
Ceraluminium

Graphics chip (GPU)
Graphics chip (GPU)
Intel Arc Graphics
Graphics chip (GPU)
Graphics chip (GPU)
Intel Arc Graphics
Graphics card model
Graphics card model
Intel Arc Graphics
Graphics card model
Graphics card model
Intel Arc Graphics

Display resolution
Display resolution
2.8K
Display resolution
Display resolution
WQXGA
Image resolution
Image resolution
2880 x 1800 pixels
Image resolution
Image resolution
2880 x 1800 pixels
Refresh rate
Refresh rate
120 Hz
Refresh rate
Refresh rate
144 Hz
Aspect ratio
Aspect ratio
16:10
Aspect ratio
Aspect ratio
16:10
Display functions
Display functions
Touch screen
Display functions
Display functions
Integrated camera, Integrated microphone, Touch screen
Display size (inches)
Display size (inches)
14"
Display size (inches)
Display size (inches)
14"
Screen surface
Screen surface
High gloss
Screen surface
Screen surface
High gloss
Display
Display
OLED
Display
Display
OLED
Display technology
Display technology
OLED
Display technology
Display technology
OLED
Panel technology
Panel technology
IPS
Panel technology
Panel technology
FAST IPS, IPS, NANO IPS
Brightness
Brightness
750 cd/m²
Brightness
Brightness
1000 cd/m²

Disk type
Disk type
SSD
Disk type
Disk type
SSD
Total capacity
Total capacity
1000 GB
Total capacity
Total capacity
2000 GB
SSD capacity
SSD capacity
1000 GB
SSD capacity
SSD capacity
2000 GB

Optical drive type
Optical drive type
No drive
Optical drive type
Optical drive type
No drive

USB ports
USB ports
Thunderbolt 4
USB ports
USB ports
Thunderbolt 4, USB-A
Exact USB ports
Exact USB ports
Thunderbolt 4 (3x)
Exact USB ports
Exact USB ports
Thunderbolt 4 (2x)
Video connections
Video connections
–
Video connections
Video connections
HDMI (1x)
HDMI version
HDMI version
–
HDMI version
HDMI version
2.1
DisplayPort version
DisplayPort version
2.1
DisplayPort version
DisplayPort version
–

Operating system
Operating system
Windows
Operating system
Operating system
Windows
Operating System Version
Operating System Version
Windows 11 Pro
Operating System Version
Operating System Version
Windows 11 Home
Language
Language
English, French, German, Italian
Language
Language
Multilingual
Operating system architecture
Operating system architecture
64-bit
Operating system architecture
Operating system architecture
64-bit

Notebook speaker type
Notebook speaker type
Dolby Amo's sound, Smart AMP
Notebook speaker type
Notebook speaker type
Smart Amp Technology
Number of speakers
Number of speakers
4x
Number of speakers
Number of speakers
unknown
Audio channel
Audio channel
Stereo
Audio channel
Audio channel
Stereo

Front camera resolution
Front camera resolution
5 Mpx
Front camera resolution
Front camera resolution
unknown
Max. Video resolution front camera
Max. Video resolution front camera
unknown
Max. Video resolution front camera
Max. Video resolution front camera
1920 x 1080 pixels
Camera resolution
Camera resolution
5 Mpx
Camera resolution
Camera resolution
unknown

Safety
Safety
Camera Privacy Shutter, Trusted Platform Module, Windows Hello Face sign-in
Safety
Safety
Trusted Platform Module
Password protection Type
Password protection Type
User
Password protection Type
Password protection Type
unknown

Wireless transmission
Wireless transmission
Bluetooth, Wi-Fi
Wireless transmission
Wireless transmission
Bluetooth, Wi-Fi
Bluetooth version
Bluetooth version
5.4
Bluetooth version
Bluetooth version
5.4

Wi-Fi controller
Wi-Fi controller
Wi-Fi 7 (802.11be)
Wi-Fi controller
Wi-Fi controller
unknown
Wi-Fi standard
Wi-Fi standard
Wi-Fi 7 / 802.11be
Wi-Fi standard
Wi-Fi standard
Wi-Fi 7 / 802.11be

Battery type
Battery type
unknown
Battery type
Battery type
Li-ion
Number of cells
Number of cells
unknown
Number of cells
Number of cells
4 cubicles
Power capacity
Power capacity
88 Wh
Power capacity
Power capacity
99 Wh
Power supply unit strength
Power supply unit strength
65 W
Power supply unit strength
Power supply unit strength
100 W
USB Type C Power supply
USB Type C Power supply
65 W
USB Type C Power supply
USB Type C Power supply
100 W

Keyboard layout
Keyboard layout
Swiss
Keyboard layout
Keyboard layout
Swiss
Input device
Input device
Keyboard backlight, Pen enabled
Input device
Input device
Touchpad

Country of origin
Country of origin
Switzerland
Country of origin
Country of origin
China

Product certificate
Product certificate
EPEAT Gold
Product certificate
Product certificate
unknown
Manufacturer commitment
Manufacturer commitment
SBTi
Manufacturer commitment
Manufacturer commitment
RE100, SBTi

Scope of delivery
Scope of delivery
Folio Stand, Lenovo Yoga Pen, Yoga Slim Mouse
Scope of delivery
Scope of delivery
Power supply, with charger

Height
Height
1.55 cm
Height
Height
1.96 cm
Depth
Depth
20.95 cm
Depth
Depth
20.86 cm
Width
Width
31.51 cm
Width
Width
31.01 cm
Weight
Weight
1.22 kg
Weight
Weight
1.65 kg

Product Safety
Product Safety
Product Safety
Product Safety

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