Lenovo ThinkPad X1 2-in-1 Gen 10 vs Asus ROG Strix G18 (2025) G815

Compared 2 laptops: Lenovo ThinkPad X1 2-in-1 Gen 10, vs Asus ROG Strix G18 (2025) G815. Below are specs, tests, pros and cons for each device

Versions

Available versions and configurations
Processor - Intel Core Ultra 5 226V
- Intel Core Ultra 7 256V
- Intel Core Ultra 7 258V
- Intel Core Ultra 7 266V
- Intel Core Ultra 7 268V
n/a
Storage - 512 GB
- 1024 GB
- 2048 GB
- 1024 GB
- 2048 GB
- 4096 GB
RAM - 16 GB
- 32 GB
- 16 GB
- 32 GB
- 64 GB

Review

Key Specs Lenovo ThinkPad X1 2-in-1 Gen 10 and Asus ROG Strix G18 (2025) G815
System Performance
System and app performance
Gaming Performance
Graphics in popular 3D games
Display
Color accuracy, sharpness & brightness
Battery Life
Estimated real-world battery life
Connectivity
Ports, webcam, and interfaces
Case & Design
Appearance, materials, durability, comfort
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Performance:
Gaming:
Display:
Battery life:
Connectivity:
Portability:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Body

Design and ergonomics comparison
Weight 1.3 kg 3.42 kg
Pixel size 312.8x217.65x15.49 mm 399x298x23.5-32 mm
Area 681 cm² 1189 cm²
Screen-to-body ratio 83.5 % 79 %
Side bezels 5.7 mm 5.7 mm
Colors Gray Black
Material Aluminum - Middle: Plastic
- Bottom: Plastic
Transformer Yes No
Opening angle 360 ° n/a
Cooling system
Cooling typeActiveActive
Vapor chamberNoYes
Liquid metalNoYes
Cooler count23

Display

Display quality comparison
Diagonal 14 in 18 in
Type IPS LCD IPS LCD
Refresh rate 60 Hz 240 Hz
Adaptive refresh rate No n/a
Pixel density 162 ppi 168 ppi
Aspect ratio 16:10 16:10
Resolution 1920x1200 pixels 2560x1600 pixels
HDR support No Yes, Dolby Vision
Sync Tech No G-Sync
Touchscreen Yes No
Coating Matte Matte
Light sensor Yes No
Display test
Max brightness
Lenovo ThinkPad X1 2-in-1 Gen 10
500 nits
Asus ROG Strix G18 (2025) G815
500 nits
Contrast1000:1n/a
DCI-P3 gamutn/a100 %
sRGB gamut100 %n/a
Response timen/a3 ms

Battery

Capacity 57 Wh 90 Wh
Battery Type Li-Po Li-ion
Removable No No
Fast Charging Yes Yes
USB PD Yes Yes, 100 W
Charge Port Location Left Left
Charge Power 65 W 280/380 W

Processor

Processor Intel Core Ultra 5 226V Intel Core Ultra 9 275HX
Base frequency 2.1 GHz 2.7 GHz
Turbo Frequency 4.5 GHz 5.4 GHz
Cores 8 (4P + 4E) 24 (8P + 16E)
Threads 8 24
L3 Cache 8 MB 36 MB
Integrated Graphics Intel Arc Graphics 130V Arc Graphics (4-Cores)
Process tech. 3 nm 3 nm
GeekBench v6
Geekbench 6 (Single-Core)
Lenovo ThinkPad X1 2-in-1 Gen 10
2478
Asus ROG Strix G18 (2025) G815
3357
Geekbench 6 (Multi-Core)
Lenovo ThinkPad X1 2-in-1 Gen 10
9490
Asus ROG Strix G18 (2025) G815
22783
Cinebench
Cinebench R23 (Single-Core)
Lenovo ThinkPad X1 2-in-1 Gen 10
1665
Asus ROG Strix G18 (2025) G815
2320
Cinebench R23 (Multi-Core)
Lenovo ThinkPad X1 2-in-1 Gen 10
9712
Asus ROG Strix G18 (2025) G815
35075

GPU Model

GPU Model Intel Arc 130V GeForce RTX 5070 Laptop 8GB
TGP 30 W 175 W
Nvidia Optimus n/a MUX
Graphics Type Integrated Discrete
Process tech. 3 nm 4 nm
GPU Frequency 600 MHz n/a
Boost GPU Frequency 1850 MHz n/a
FLOPS 3.3 TFLOPS 38.5 TFLOPS
Video Memory n/a 8
Memory Type LPDDR5X GDDR7
Tire Width n/a 128 bit
Memory speed 8.53 Gbit/s 28 Gbit/s
Shader Units 896 4608
TMUs n/a 144
ROPs n/a 48

RAM

RAM Size 16 GB 16 GB
Channels 2x8 GB 2x8 GB
Frequency 8533 MHz 5600 MHz
Type LPDDR5X DDR5
Replaceable No Yes
Total Slots n/a 2
Max RAM n/a 64

Storage

Bus PCI-E Gen 4.0 (4x) PCI-E Gen 4.0 (4x)
Type SSD (M2) SSD (M2)
Channels 1x512 GB 1x1024 GB
Replaceable Yes Yes
Total Slots 1 2
NVMe Yes Yes
Storage Capacity 512 GB 1024 GB

Sound

Audio Chipset Realtek ALC713 n/a
Audio Formats 2.0 2.0
Speaker Power 2x2 W 2x2 W
Dolby Atmos Yes Yes
Microphones 2 2

Connectivity

Wi-Fi version v7 v7
Bluetooth version 5.4 5.4
Fingerprint sensor Yes No
IR sensor Yes Yes
CD drive No No
Webcam Above Display Above Display
Webcam Resolution n/a 1920x1080
Ports
USB-A2x3.23x3.2
USB-C2x4.02x4.0
ThunderboltThunderbolt 4Thunderbolt 5
HDMI1x2.11x2.1
DisplayPortNoNo
VGANoNo
3.5 mm Audio JackYesYes
Ethernet (RJ45)NoYes
Card ReaderNoNo
Charging PortNoYes

Keyboard & Touchpad

Key Type Island Layout Island Layout
Numeric Keypad No Yes
Backlight Yes Yes
Key Travel 1.5 mm n/a
Touchpad
Size12.0x7.0 cmn/a
SurfaceGlassn/a
Windows PrecisionYesYes

Note

Asus ROG Strix G18 (2025) G815:

The laptop is equipped with DDR5 RAM at 5600 MHz but supports an upgrade to DDR5 6400 MHz","The G815LP-IS96 model features a single Thunderbolt 4 and USB 3.2 port, while others have two Thunderbolt 5.0 and USB 4.0 ports.

* Attention! Ports, display type, speakers, and specs may differ by model or country.

Results

After analyzing the data, we consider Asus ROG Strix G18 (2025) G815 the clear winner in this comparison.

Survey

Which laptop would you pick?
2 (100%)
0 (0%)
Total Votes: 2

User comments

Share your opinion or ask questions below