Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405 Comparison

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Lenovo ThinkPad X1 Carbon Gen 11

14 inches | April 2023

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ASUS Vivobook 14 M1405

14 inches | February 2023

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Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405 Comparison Overview

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In this review, we will be comparing ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405, two laptops from Lenovo and ASUS. Lenovo ThinkPad X1 Carbon Gen 11 was introduced to market in April 2023 and ASUS Vivobook 14 M1405 was launched in February 2023. There is only 2 months difference between ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 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 Lenovo ThinkPad X1 Carbon Gen 11 and ASUS Vivobook 14 M1405 before getting into our more detailed comparison.

Lenovo ThinkPad X1 Carbon Gen 11 Key Specs

Launched in April 2023
14.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core i5 1335U
GPU: Intel Iris Xe Graphics G7 (80EU)
16GB Ram
315.6 x 222.5 x 15.36 mm (12.43 x 8.76 x 0.6 inches)
Weight: 1.12 kg (2.47 lbs)

ASUS Vivobook 14 M1405 Key Specs

Launched in February 2023
14.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: AMD Ryzen 5 7530U
GPU: Radeon Graphics (Ryzen 7000)
8GB Ram
317.1 x 222 x 19.9 mm (12.48 x 8.74 x 0.78 inches)
Weight: 1.6 kg (3.53 lbs)

Lenovo ThinkPad X1 Carbon Gen 11 was replaced by lenovo-thinkpad-x1-carbon-gen-12. You may also be interested in these comparisons:
lenovo-thinkpad-x1-carbon-gen-12 vs Lenovo ThinkPad X1 Carbon Gen 11
lenovo-thinkpad-x1-carbon-gen-12 vs ASUS Vivobook 14 M1405

Let's read on the following sections in order to better understand in detail how ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 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 Lenovo ThinkPad X1 Carbon Gen 11 over ASUS Vivobook 14 M1405

Weight	1.12 kg vs 1.60 kg	0.48 kg lighter
Screen-to-Body Ratio	~80.9% vs ~80.7%	Larger screen area ratio
Side Bezel Thickness	7.1 mm vs 7.8 mm	0.7 mm thinner bezels
Max Brightness	400 nits vs 300 nits	Brighter Screen
GPU FLOPS	1.41 TFLOPS vs 0.54 TFLOPS	Faster RAM Type
RAM Type	LPDDR5X vs DDR4	Faster RAM
RAM BUS	PCI-E Gen 4.0 (4x) vs PCI-E Gen 3.0 (4x)	3D Surround Sound Support
Dolby Atmos Speakers	Yes vs No	Better Sound capture
Number of Microphones	4 vs 2	More advanced Wi-fi connectivity
WiFi Standard	v6E vs v5	More advanced Bluetooth connectivity
Bluetooth	v5.3 vs v5.1	Higher Resolution Camera
Webcam Resolution	1920 x 1080 vs 1280 x 720	Connect more device at the same time
Number of USB-C Ports	2x USB 4.0 vs 1x USB 3.2	Faster USB-C connection
USB-C Port Type	v4.0 vs v3.2	Support audio, data, power and video all through one single port
Thunderbolt	v4 vs No	Better HDMI connectivity
HDMI Version	2.0 vs 1.4	Easily see the keys under low light
Keyboard Backlight	Yes vs No	Better typing feel
Key Travel	1.5 mm vs 1.4 mm

Reasons to choose ASUS Vivobook 14 M1405 over Lenovo ThinkPad X1 Carbon Gen 11

CPU Fabrication Process	7 nm vs 10 nm	Newer Generation CPU
GPU Fabrication Process	6 nm vs 10 nm	Newer Generation GPU
Upgradable RAM	Yes vs No	More RAM Options
Number of USB-A Ports	3x USB 3.2 vs 2x USB 3.2	Connect more device at the same time
Avg. MSRP Price	$400-800 vs $2000-2400	Lower Price (*may change depending on config, seller, location, and time)

Common Strengths of ASUS Vivobook 14 M1405 and Lenovo ThinkPad X1 Carbon Gen 11

Launch Dates	April 2023 vs February 2023	Both laptops are recent models
Screen Coating	Matte vs Matte	Less reflections on the screen
Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
USB Power Delivery	Yes vs Yes	Charging via USB port gives flexibility
RAM Type	PCI-E Gen 4.0 (4x) vs PCI-E Gen 3.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
HDMI Output	1x HDMI 2.0 vs 1x HDMI 2.0	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable

Common Weaknesses of ASUS Vivobook 14 M1405 and Lenovo ThinkPad X1 Carbon Gen 11

Touchscreen Capability	No vs No	No Touchscreen Capability
HDR Support	No vs No	No HDR Support

Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Lenovo ThinkPad X1 Carbon Gen 11 and the ASUS Vivobook 14 M1405.

Physical Specs
Weight	1.12 kg (2.47 lbs)	1.6 kg (3.53 lbs)
Surface Area	702 cm2 (108.9 inches2)	704 cm2 (109.1 inches2)
Screen to Surface Ratio	~80.9%	~80.7%
Side Bezel Thickness	~7.1 mm	~7.8 mm
Weight per Inch of Screen	0.08 kg/inch	0.11 kg/inch
	0.176 lbs/inch	0.242 lbs/inch
Colors	Black	Black, Silver
Cover Opening Angle	180Â°	180Â°

Comparison of the Lenovo ThinkPad X1 Carbon Gen 11 and the ASUS Vivobook 14 M1405 External Dimensions

Weight

ThinkPad X1 Carbon Gen 11 weighs 1.12 kg (2.47 lbs), whereas the Vivobook 14 M1405 weighs 1.6 kg (3.53 lbs). There is a notable difference in weight between these two laptops. The weight difference between the two laptops is not significant.

Weight Comparison

Displays size 14.0-14.9 inches

Lenovo ThinkPad X1 Carbon Gen 11 1.12 kg

ASUS Vivobook 14 M1405 1.60 kg

Min 0.88 kg

Average 1.42 kg

Max 2.19 kg

Thickness Comparison

Displays size 14.0-14.9 inches

Lenovo ThinkPad X1 Carbon Gen 11 15.36 mm

ASUS Vivobook 14 M1405 19.90 mm

Min 8.40 mm

Average 17.12 mm

Max 32.50 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 Lenovo ThinkPad X1 Carbon Gen 11 is 0.08 kg/inch.In comparison, this value for the ASUS Vivobook 14 M1405 is 0.11 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

Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core i5 1335U Intel Core i5 1340P Intel Core i5 1345U Intel Core i7 1355U Intel Core i7 1360P Intel Core i7 1365U Intel Core i7 1370P	AMD Ryzen 5 7530U AMD Ryzen 7 7730U
Base Frequency	1.3 GHz	2.0 GHz
Turbo Frequency	4.6 GHz	4.5 GHz
Number of Cores	10	6
Number of Threads	12	12
L3 Cache	12 MB	16 MB
Integrated GPU	Intel Iris Xe Graphics (80EU)	Radeon Graphics (Ryzen 7000)
CPU Fabrication Process	10 nm	7 nm
Geekbench 5 (Single)	1706	1488
Geekbench 5 (Multi)	7593	6603
Cinebench 23 (Single)	1726	1451
Cinebench 23 (Multi)	7438	9408

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 Lenovo ThinkPad X1 Carbon Gen 11 and ASUS Vivobook 14 M1405.

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

Laptops with: Intel Core i5 1335U

Laptops with: AMD Ryzen 5 7530U

GPU Comparison

GPU Model	Intel Iris Xe Graphics G7 (80EU)	Radeon Graphics (Ryzen 7000)
Base Clock Frequency	300 MHz	400 MHz
Boost CLock Frequency	1100 MHz	2200 MHz
TGP (Total Graphics Power)	15 W	15 W
Type	Integrated	Integrated
FLOPS	1,408 GFLOPS	563.2 GFLOPS
Memory Size	System Shared	System Shared
Memory Type	System Shared	System Shared
Memory Bus	System Shared	System Shared
Memory Speed	System Shared	System Shared
Shading Units Cores	640	128
TMUs	40	8
ROPs	20	4

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. Lenovo ThinkPad X1 Carbon Gen 11 has a FLOPS value of 1.41 TFLOPS whereas the ASUS Vivobook 14 M1405 ' has a FLOPS value of 0.54 TFLOPS. If graphical performance of the laptop is important for your use type, the Lenovo ThinkPad X1 Carbon Gen 11 may be the better choice between these two setups.

RAM Comparison

RAM	16GB 32GB 64GB	8GB 16GB
Memory Bus	2x8 GB	1x8 GB
RAM Clock	6400 MHz	3200 MHz
RAM Type	LPDDR5X	DDR4
Upgradable	No	Yes
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 3.0 (4x)

With a larger RAM capacity of 16 GB, the ThinkPad X1 Carbon Gen 11 offers an advantage for multitasking and resource-intensive applications compared to the Vivobook 14 M1405's RAM capacity of 8 GB.

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	Lenovo ThinkPad X1 Carbon Gen 11	ASUS Vivobook 14 (M1405)
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.	✖ Not supported.
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	57 Wh	42 Wh
Battery Type	Li-Po	Li-Ion
Replaceable	No	No
Fast Charging	No	Yes
USB Power Delivery	Yes	Yes
Charging Port Position	Left	Right
Charge Power	45 / 65 W	45 W
Full Charging Time	2:00 hr

Moreover, the ThinkPad X1 Carbon Gen 11 boasts a larger battery capacity of 57 Wh, offering extended usage time compared to the Vivobook 14 M1405's42 Wh.

Battery Comparison

Displays size 14.0-14.9 inches

Lenovo ThinkPad X1 Carbon Gen 11 57 Wh

ASUS Vivobook 14 M1405 42 Wh

Min 32.00 Wh

Average 55.79 Wh

Max 90.00 Wh

STORAGE
With a larger storage capacity up to 2 TB, the ThinkPad X1 Carbon Gen 11 provides more space for storing files and applications compared to the Vivobook 14 M1405's max. storage capacity of 1 TB.

Storage Options	256 GB, 512 GB, 1 TB, 2 TB	256 GB, 512 GB, 1 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.

Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405: Display Comparison

The display is an essential aspect to consider when comparing the Lenovo ThinkPad X1 Carbon Gen 11 and ASUS Vivobook 14 M1405 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. Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 screens have the same size of 14.0".The total usable screen area of the ThinkPad X1 Carbon Gen 11 is 568cm² / 88inch² whereas the Vivobook 14 M1405's total usable screen area is 568cm² / 88inch².

PPI (Pixels per Inch)
Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 feature the same pixel density with 162 pixels per inch (PPI).

Screen PPI (Pixels Per Inch) Comparison

Displays size 14.0-14.9 inches

Lenovo ThinkPad X1 Carbon Gen 11 162 ppi

ASUS Vivobook 14 M1405 162 ppi

Min 112 PPI

Average 173 PPI

Max 323.00 PPI

Refresh Rate
Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 offer the same refresh rate of 60 Hz.

Brightness
The ThinkPad X1 Carbon Gen 11 offers a higher maximum brightness of 400 nits, delivering a brighter screen.

Brightness Comparison

Displays size 14.0-14.9 inches

Lenovo ThinkPad X1 Carbon Gen 11 400 nits

ASUS Vivobook 14 M1405 300 nits

Min

200 nits

Average 383 nits

Max 1200.00 nits

Lenovo ThinkPad X1 Carbon Gen 11 vs ASUS Vivobook 14 M1405 Connectivity Comparison

In terms of connectivity,

Wifi
ThinkPad X1 Carbon Gen 11 features a more advanced Wi-Fi standard v6E, providing faster and more reliable wireless connections compared to Vivobook 14 M1405 (v5).

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 ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 have USB-A ports. ThinkPad X1 Carbon Gen 11 has 2x USB 3.2 USB-A ports, while Vivobook 14 M1405 has 3x USB 3.2 USB-A ports.
Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 have USB Type-C ports. ThinkPad X1 Carbon Gen 11 has 2x USB 4.0 USB Type-C ports, while Vivobook 14 M1405 has 1x USB 3.2 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 X1 Carbon Gen 11 is equipped with Thunderbolt 4 port. Vivobook 14 M1405 does not have Thunderbolt port.

HDMI
Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 feature an HDMI port. ThinkPad X1 Carbon Gen 11 offers 1x HDMI 2.0, while Vivobook 14 M1405 offers 1x HDMI 1.4.

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
Neither ThinkPad X1 Carbon Gen 11 nor Vivobook 14 M1405 has an SD Card Reader.

Audio Jack
Both ThinkPad X1 Carbon Gen 11 and Vivobook 14 M1405 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)	v6E	v5
Bluetooth (latest: v5.4)	v5.3	v5.1
USB-A (latest: 3.2)	2x USB 3.2	3x USB 3.2
USB Type-C (latest: USB4 2.0)	2x USB 4.0	1x USB 3.2
Thunderbolt (latest: 4)	Thunderbolt 4	No
HDMI (latest: 2.1)	1x HDMI 2.0	1x HDMI 1.4
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	Yes	Optional
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	No	No
SD CardReader	No	No
Proprietary Charging Port	No	Yes