Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5 Comparison

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Asus ROG Zephyrus G14 2025 GA403

14 inches | January 2025

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Lenovo ThinkPad X13 2-in-1 Gen 5

13.3 inches | March 2024

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Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5 Comparison Overview

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In this review, we will be comparing ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5, two laptops from Asus and Lenovo. Asus ROG Zephyrus G14 2025 GA403 was introduced to market in January 2025 and Lenovo ThinkPad X13 2-in-1 Gen 5 was launched in March 2024. There is only 10 months difference between ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 so we are expecting this to be a fair comparison regarding age and technology level.

Click for Available Configurations of the Laptops

Here is a brief look at the main features of Asus ROG Zephyrus G14 2025 GA403 and Lenovo ThinkPad X13 2-in-1 Gen 5 before getting into our more detailed comparison.

Asus ROG Zephyrus G14 2025 GA403 Key Specs

Launched in January 2025
14.0" OLED, 16:10 Aspect Ratio Display
CPU: AMD Ryzen AI 9 HX 370
GPU: GeForce RTX 5070 Laptop 8GB
16GB Ram
311 x 220 x 15.9-18.3 mm (12.24 x 8.66 x 0.63-0.72 inches)
Weight: 1.57 kg (3.46 lbs)

Lenovo ThinkPad X13 2-in-1 Gen 5 Key Specs

Launched in March 2024
13.3" Touchscreen - IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core Ultra 5 125U
GPU: Intel Arc iGPU (4-Cores)
16GB Ram
301.7 x 214.6 x 16.4 mm (11.88 x 8.45 x 0.65 inches)
Weight: 1.2 kg (2.65 lbs)

Let's read on the following sections in order to better understand in detail how ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose Asus ROG Zephyrus G14 2025 GA403 over Lenovo ThinkPad X13 2-in-1 Gen 5

Screen-to-Body Ratio	~83.1% vs ~79.2%	Larger screen area ratio
Side Bezel Thickness	4.8 mm vs 7.6 mm	2.8 mm thinner bezels
Display Size	14 inches vs 13.3 inches	Larger Screen Estate
Refresh Rate	120 Hz vs 60 Hz	Smoother media experience
Contrast Rate	1000000:1 vs 1000:1	more pleasing colors
Screen PPI	243 ppi vs 170 ppi	More pixels per inch
Screen Resolution	2880 x 1800 pixels vs 1920 x 1200 pixels	Higher pixel count screen
Max Brightness	500 nits vs 300 nits	Brighter Screen
CPU Fabrication Process	4 nm vs 7 nm	Newer Generation CPU
GPU Fabrication Process	4 nm vs 5 nm	Newer Generation GPU
GPU FLOPS	23.2 TFLOPS vs 1.79-2.1 TFLOPS	Dedicated GPU unit
GPU Type	Dedicated vs Integrated	Flexible cable positions
Charging Port Position	Left, Right vs Left	Better Sound capture
Number of Microphones	3 vs 2	Read & Write SD Cards with the built-in reader
SD Card Reader	Yes vs No	Better typing feel
Key Travel	1.7 mm vs 1.5 mm

Reasons to choose Lenovo ThinkPad X13 2-in-1 Gen 5 over Asus ROG Zephyrus G14 2025 GA403

Weight	1.20 kg vs 1.57 kg	0.37 kg lighter
Touch Screen	Yes vs No	Interact with your fingers
Screen Type	Matte vs Glossy	potentially less reflections on screen
Webcam Resolution	2560 x 1440 vs 1920 x 1080	Higher Resolution Camera
Thunderbolt	v4 vs No	Support audio, data, power and video all through one single port

Common Strengths of Lenovo ThinkPad X13 2-in-1 Gen 5 and Asus ROG Zephyrus G14 2025 GA403

Launch Dates	January 2025 vs March 2024	Both laptops are recent models
Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
RAM Type	PCI-E Gen 4.0 (4x) vs PCI-E Gen 4.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
Dolby Atmos Support	Yes vs Yes	3D Surround Sound Support
HDMI Output	1x HDMI 2.1 vs 1x HDMI 2.1	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Keyboard Backlight	Yes vs Yes	Easily see the keys under low light

Common Weaknesses of Lenovo ThinkPad X13 2-in-1 Gen 5 and Asus ROG Zephyrus G14 2025 GA403

Upgradable RAM	No vs No	No Option to increase the RAM size

Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Asus ROG Zephyrus G14 2025 GA403 and the Lenovo ThinkPad X13 2-in-1 Gen 5.

Physical Specs
Weight	1.57 kg (3.46 lbs)	1.2 kg (2.65 lbs)
Surface Area	684 cm2 (106 inches2)	647 cm2 (100.4 inches2)
Screen to Surface Ratio	~83.1%	~79.2%
Side Bezel Thickness	~4.8 mm	~7.6 mm
Weight per Inch of Screen	0.11 kg/inch	0.09 kg/inch
	0.242 lbs/inch	0.198 lbs/inch
Colors	White, Black	Black

Comparison of the Asus ROG Zephyrus G14 2025 GA403 and the Lenovo ThinkPad X13 2-in-1 Gen 5 External Dimensions

Weight

ROG Zephyrus G14 2025 GA403 weighs 1.57 kg (3.46 lbs), whereas the ThinkPad X13 2-in-1 Gen 5 weighs 1.2 kg (2.65 lbs). There is a notable difference in weight between these two laptops. However, it's important to consider that comparing their weights directly may not provide a complete picture since they also have different display sizes.

Weight Comparison

Asus ROG Zephyrus G14 2025 GA403 1.57 kg

Avg: 14.0-14.9" 1.42 kg

Lenovo ThinkPad X13 2-in-1 Gen 5 1.20 kg

Avg: 13.0-13.9" 1.22 kg

Thickness Comparison

Asus ROG Zephyrus G14 2025 GA403 18.30 mm

Avg: 14.0-14.9" 17.12 mm

Lenovo ThinkPad X13 2-in-1 Gen 5 16.40 mm

Avg: 13.0-13.9" 15.38 mm

Another value that we use for comparing the weights of the laptops is the Weight per Inch of Screen, which is calculated by dividing the total weight of the model with its usable diagonal screen size. This value for the Asus ROG Zephyrus G14 2025 GA403 is 0.11 kg/inch.In comparison, this value for the Lenovo ThinkPad X13 2-in-1 Gen 5 is 0.09 kg/inch.Here are some of the best performing laptops in this area:

Microsoft Surface Go 4: 0.05 kg/inch
LG Gram SuperSlim 15.6 2023: 0.06 kg/inch
Asus ProArt PZ13 HT5306: 0.06 kg/inch
Asus Zenbook A14 UX3407: 0.06 kg/inch
Dell Latitude 7330: 0.07 kg/inch
Lenovo ThinkPad X1 Nano Gen 2: 0.07 kg/inch
LG Gram 14 2022: 0.07 kg/inch
LG Gram 14 2-in-1 2022: 0.07 kg/inch

Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	AMD Ryzen AI 9 HX 370	Intel Core Ultra 5 125U Intel Core Ultra 5 135U Intel Core Ultra 7 155U Intel Core Ultra 7 165U
Base Frequency	2.0 GHz	1.3 GHz
Turbo Frequency	5.1 GHz	4.3 GHz
Number of Cores	12 (4P + 8E)	Arc Graphics (4-
Number of Threads	24	14
L3 Cache	24 MB	12 MB
Integrated GPU	AMD Radeon 890M	Arc Graphics (4-Cores)
CPU Fabrication Process	4 nm	7 nm

Above you can see the CPU options and the CineBench and GeekBench test scores for both laptops, which gives an idea about what kind of performance difference you may experience between the Asus ROG Zephyrus G14 2025 GA403 and Lenovo ThinkPad X13 2-in-1 Gen 5.

You may also read reviews of latest laptops with the same CPUs and compare them:

Laptops with: AMD Ryzen AI 9 HX 370

Laptops with: Intel Core Ultra 5 125U

GPU Comparison

GPU Model	GeForce RTX 5070 Laptop 8GB GeForce RTX 5070 Ti Laptop 12GB GeForce RTX 5080 Laptop 16GB	Intel Arc iGPU (4-Cores)
Base Clock Frequency	2235 MHz	300 MHz
Boost CLock Frequency	2520 MHz
TGP (Total Graphics Power)	100 W	14 W
Nvidia Optimus	MUX
Type	Dedicated	Integrated
FLOPS	23.2 TFLOPS	1.79-2.1 TFLOPS
Memory Size	8 GB	System Shared
Memory Type	GDDR7	LPDDR5X
Memory Bus	128 bit
Memory Speed	~25.4 Gbps	6.4 Gbps
Shading Units Cores	4608	512
TMUs	144	32
ROPs	72	16

GPU is as critical as the CPU for graphic heavy applications and the table above gives a picture of how the two GPU compares. FLOPS is a measure of a GPU's performance based on the number of floating-point arithmetic calculations that the processor can perform within a second. Asus ROG Zephyrus G14 2025 GA403 has a FLOPS value of 23.2 TFLOPS whereas the Lenovo ThinkPad X13 2-in-1 Gen 5 ' has a FLOPS value of 1.79-2.1 TFLOPS. If graphical performance of the laptop is important for your use type, the Asus ROG Zephyrus G14 2025 GA403 may be the better choice between these two setups.

RAM Comparison

RAM	16GB 32GB 64GB	16GB 32GB 64GB
Memory Bus	2x8 GB	2x8 GB
RAM Clock	8000 MHz	6400 MHz
RAM Type	LPDDR5X	LPDDR5X
Upgradable	No	No
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 4.0 (4x)

Both laptops, the ROG Zephyrus G14 2025 GA403 and the ThinkPad X13 2-in-1 Gen 5, come with similar RAM capacities of 16 GB, providing comparable performance in memory-intensive tasks.

LOCAL LLM Compatibility Evaluation

This quick guide shows what types of large language models (LLMs) each of these laptops could support, based on their respective hardware specifications. It's meant to help you compare their suitability for running AI models locally.

LLM Category	Asus ROG Zephyrus G14 (2025) GA403	Lenovo ThinkPad X13 2-in-1 Gen 5
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✔ Run smoothly.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✔ Good performance.	✔ Good performance.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	✖ Not supported.	✖ Not supported.
Extra-Large Models(65B+):Examples: LLaMA2-70B, Qwen1.5-72B	✖ Not supported on most systems. Requires high-end GPU or advanced setup.	✖ Not supported on most systems. Requires high-end GPU or advanced setup.

Note: Optimized (e.g., 4-bit) models may run on limited hardware. Performance depends on runtime and setup.

📌 MoE Models: Some models like Mixtral 8x7B and Qwen3-30B-A3B use a Mixture of Experts (MoE) design, activating only part of the model during inference. This means they can often run efficiently on laptops with 12–16 GB of VRAM when quantized.

BATTERY

BATTERY	73 Wh	41 Wh 54.7 Wh
Battery Type	Li-Ion	Li-Po
Replaceable	No	No
Fast Charging	No	No
Charging Port Position	Left, Right	Left
Charge Power	200 W	45 / 65 W

Moreover, the ROG Zephyrus G14 2025 GA403 boasts a larger battery capacity of 73 Wh, offering extended usage time compared to the ThinkPad X13 2-in-1 Gen 5's41 Wh.

Battery Comparison

Asus ROG Zephyrus G14 2025 GA403 73 Wh

Avg: 14.0-14.9" 55.79 Wh

Lenovo ThinkPad X13 2-in-1 Gen 5 41 Wh

Avg: 13.0-13.9" 53.1 Wh

STORAGE
Both laptops, the ROG Zephyrus G14 2025 GA403 and the ThinkPad X13 2-in-1 Gen 5 have similar max. storage capacities of 2 TB, allowing for ample space to store files and applications.

Storage Options	1 TB, 2 TB	256 GB, 512 GB, 1 TB, 2 TB
Upgradable	Yes	Yes
Total Slots	1	1
Storage type	SSD (M2)	SSD (M2)
NVMe	Yes	Yes

If your budget allows, we recommend opting for the largest possible disk size, considering the potential increase in storage capacity needs in the future. However, please keep in mind the question 'What will the laptop be used for?' when making this decision. Of course, you can later upgrade the hard disk capacity by getting a larger disk. However, if your laptop has only one disk slot, it may not be as straightforward as a RAM upgrade, where you simply add or replace a module, as moving or cloning files to a new disk may be necessary.

Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5: Display Comparison

The display is an essential aspect to consider when comparing the Asus ROG Zephyrus G14 2025 GA403 and Lenovo ThinkPad X13 2-in-1 Gen 5 since its is the component that you interact the most and significantly impact the experience.

Screen Area and Dimensions

Now let's look at the comparison of the actual display areas of both laptops below, keeping the bezels around the screens out of the equation. ROG Zephyrus G14 2025 GA403 has a display size of 14.0".On the other hand, ThinkPad X13 2-in-1 Gen 5 has a smaller 13.3" display.The total usable screen area of the ROG Zephyrus G14 2025 GA403 is 568cm² / 88inch² whereas the ThinkPad X13 2-in-1 Gen 5's total usable screen area is 513cm² / 80inch².

PPI (Pixels per Inch)
Additionally, the ROG Zephyrus G14 2025 GA403 features a higher pixel density with 243 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

Asus ROG Zephyrus G14 2025 GA403 243 PPI

Avg: 14.0-14.9" 173 PPI

Lenovo ThinkPad X13 2-in-1 Gen 5 170 PPI

Avg: 13.0-13.9" 186 PPI

Refresh Rate
The ROG Zephyrus G14 2025 GA403 offers a higher refresh rate of 120 Hz, resulting in smoother motion and improved visual experience.

Brightness
The ROG Zephyrus G14 2025 GA403 offers a higher maximum brightness of 500 nits, delivering a brighter screen.

Brightness Comparison

Asus ROG Zephyrus G14 2025 GA403 500 nits

Avg: 14.0-14.9" 383 nits

Lenovo ThinkPad X13 2-in-1 Gen 5 300 nits

Avg: 13.0-13.9" 438 nits

Asus ROG Zephyrus G14 2025 GA403 vs Lenovo ThinkPad X13 2-in-1 Gen 5 Connectivity Comparison

In terms of connectivity,

Wifi
Both ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 support the latest Wi-Fi standard v7.

Below, you'll find a Wi-Fi Versions Table, along with their release dates and speeds, to provide a brief overview of its development.

Wi-Fi Versions and Speeds

Standard	Speed	Release Date	Network	Frequency Bands (GHz)
Wi-Fi 7	up to 40 Gbps (5 GB/s)	2023	802.11be	2.4, 5, 6
Wi-Fi 6E	up to 9.6 Gbps (1.2 GB/s)	2020	802.11ax	2.4, 5, 6
Wi-Fi 6	up to 9.6 Gbps (1.2 GB/s)	2019	802.11ax	2.4, 5
Wi-Fi 5	up to 6.93 Gbps (866.25 MB/s)	2014	802.11ac	2.4, 5
Wi-Fi 4	up to 600 Mbps (75 MB/s)	2009	802.11n	2.4, 5

* Please note that the provided transfer rates are maximum theoretical values, and real-life performance may vary based on environmental factors.

USB
Both ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 feature 2x USB 3.2 USB-A ports.
Both ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 feature 2x USB 4.0 USB Type-C ports.

Below, you'll find a table of USB ports, along with their release dates and speeds.
To mitigate the confusion caused by generation names, the USB Implementers Forum (USB-IF) suggests using marketing names like USB 5Gbps, USB 10Gbps, and so forth, based on their respective transfer rates.

USB Type and Speeds

USB Type	Version	Speed	Date	Other Features/Explanations
USB4	Gen 4 (2.0)	80 Gbps	2022	Also known as USB 80Gbps
USB4	Gen 3×2	40 Gbps	2019	Also known as USB 40Gbps
USB 3.2	3.2 Gen 2x2	20 Gbps	2019	Double the data transfer rates of Gen 2
USB 3.2	3.2 Gen 2	10 Gbps	2017	Previously known as USB 3.1
USB 3.2	3.2 Gen 1	5 Gbps	2017	Previously known as USB 3.0
USB 3.1	3.1 Gen 2	10 Gbps	2013	Faster data transfer rates
USB 3.0	3.1 Gen 1	5 Gbps	2010	SuperSpeed USB, improved data transfer rates
USB 2.0	2.0	480 Mbps	2000	High-speed data transfer
USB 1.0	1.0	1.5 Mbps	1996	Original USB standard

Thunderbolt
ThinkPad X13 2-in-1 Gen 5 is equipped with Thunderbolt 4 port. ROG Zephyrus G14 2025 GA403 does not have Thunderbolt port.

HDMI
Both ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 feature an HDMI port (1x HDMI 2.1) for connecting to external monitors.

Below, you'll find a comparison table detailing different HDMI versions, including their bandwidth, color depth, maximum resolution, and release dates. This information can be helpful in understanding the capabilities of each HDMI version and choosing the most suitable one for your needs.

HDMI Comparison Table

HDMI Version	Maximum Resolution	Bandwidth (Gbps)	Color Depth (bits)	Release Date
HDMI 2.1-2.1b	7680 x 4320 *(8K)* @ 60p 3840 x 2160 *(4K)* @ 120p	48.0	48	2017
HDMI 2.0-2.0b	3840 x 2160 *(4K)* @ 60p	18.0	48	2013
HDMI 1.4-1.4b	3840 x 2160 *(4K)* @ 30p	10.2	48	2009
HDMI 1.3-1.3a	2560 x 1440 @ 60p	10.2	48	2006
HDMI 1.0-1.2a	1920 x 1200 @ 60p	4.95	24	2002

* Please note that the provided resolution values represent the maximum supported resolution, and actual display quality may depend on other factors such as source content and connected devices.

SD Card Reader
ROG Zephyrus G14 2025 GA403 is equipped with an SD Card Reader for easy access to memory cards. ThinkPad X13 2-in-1 Gen 5 does not have an SD Card Reader.

Audio Jack
Both ROG Zephyrus G14 2025 GA403 and ThinkPad X13 2-in-1 Gen 5 are equipped with a 3.5mm Audio Jack, providing seamless connection to headphones and speakers.

To summarize the connectivity and ports details, please refer to the table below to see them listed.

Connectivity and Ports
WiFi Standard (latest: v7)	v7	v7
Bluetooth (latest: v5.4)	v5.4	v5.4
USB-A (latest: 3.2)	2x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	2x USB 4.0	2x USB 4.0
Thunderbolt (latest: 4)	No	Thunderbolt 4
HDMI (latest: 2.1)	1x HDMI 2.1	1x HDMI 2.1
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	No	Optional
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	No	No
SD CardReader	Yes	No
Proprietary Charging Port	Yes	No