Lenovo Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 Comparison

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Lenovo Yoga 9i 14 Gen 9

14 inches | January 2024

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Lenovo Yoga Slim 7x 14

14.5 inches | May 2024

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Lenovo Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 Comparison Overview

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In this review, we will be comparing Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 , two laptops by Lenovo. Lenovo Yoga 9i 14 Gen 9 was introduced to market in January 2024 and Lenovo Yoga Slim 7x 14 was launched in May 2024. There is only 4 months difference between Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 so we are expecting this to be a fair comparison regarding age and technology level.

Click for Available Configurations of the Laptops

Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 are members of Lenovo's Yoga series of laptops. Below you can find the latest models from this series.

Lenovo Yoga Series History

	Release Date	Screen Size	Dimensions	Weight
Lenovo Yoga Book 9i 14 Gen 10, 2025	January 2025	14.0"	315.09 x 209.56 x 15.5-15.95 mm	1.22 kg (2.69 lbs)
Lenovo Yoga Slim 9i 14 Gen 10	January 2025	14.0"	312.93 x 203.5 x 14.55 mm	1.23 kg (2.71 lbs)
Lenovo Yoga 9i 14 Aura Edition Gen 10	January 2025	14.0"	316 x 220 x 15.9 mm	1.32 kg (2.91 lbs)
Lenovo 13w Yoga Gen 2 13 AMD	September 2024	13.3"	305 x 216.8 x 17.6 mm	1.45 kg (3.2 lbs)
Lenovo Yoga Pro 7 14â€³ AMD Gen 9	September 2024	14.5"	325.5 x 226.49 x 16.6 mm	1.54 kg (3.4 lbs)
Lenovo Yoga Slim 7x 14	May 2024	14.5"	325 x 225.15 x 12.9 mm	1.28 kg (2.82 lbs)
Lenovo Yoga Book 9i 13 Gen 9 2024	February 2024	13.3"	299.1 x 203.9 x 15.95 mm	1.34 kg (2.95 lbs)
Lenovo Yoga 9i 14 Gen 9	January 2024	14.0"	315 x 218 x 15.3 mm	1.32 kg (2.91 lbs)

Here is a brief look at the main features of Lenovo Yoga 9i 14 Gen 9 and Lenovo Yoga Slim 7x 14 before getting into our more detailed comparison.

Lenovo Yoga 9i 14 Gen 9 Key Specs

Launched in January 2024
14.0" TouchScreen - OLED, 16:10 Aspect Ratio Display
CPU: Intel Core Ultra 7 155H
GPU: Intel Arc iGPU (8-Cores)
16GB Ram
315 x 218 x 15.3 mm (12.4 x 8.58 x 0.6 inches)
Weight: 1.32 kg (2.91 lbs)

Lenovo Yoga Slim 7x 14 Key Specs

Launched in May 2024
14.5" Touchscreen - OLED, 16:10 Aspect Ratio Display
CPU: Qualcomm Snapdragon X Elite (X1E-78-100)
GPU: Qualcomm Adreno
16GB Ram
325 x 225.15 x 12.9 mm (12.8 x 8.86 x 0.51 inches)
Weight: 1.28 kg (2.82 lbs)

Let's read on the following sections in order to better understand in detail how Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 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 Yoga 9i 14 Gen 9 over Lenovo Yoga Slim 7x 14

Refresh Rate	120 Hz vs 90 Hz	Smoother media experience
Screen PPI	243 ppi vs 239 ppi	More pixels per inch
GPU FLOPS	5.76-6.02 TFLOPS vs 3.80 TFLOPS	Easy login with fingerprint
Fingerprint Sensor	Yes vs No	Higher Resolution Camera
Webcam Resolution	2560 x 1440 vs 1920 x 1080	Support audio, data, power and video all through one single port
Thunderbolt	v4 vs No

Reasons to choose Lenovo Yoga Slim 7x 14 over Lenovo Yoga 9i 14 Gen 9

Weight	1.28 kg vs 1.32 kg	0.04 kg lighter
Screen-to-Body Ratio	~83.3% vs ~82.8%	Larger screen area ratio
Side Bezel Thickness	6.3 mm vs 6.8 mm	0.5 mm thinner bezels
Display Size	14.5 inches vs 14 inches	Larger Screen Estate
Screen Resolution	2944 x 1840 pixels vs 2880 x 1800 pixels	Higher pixel count screen
Max Brightness	1000 nits vs 400 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
Charging Port Position	Left, Right vs Left	Flexible cable positions
Number of Microphones	4 vs 2	Better Sound capture
WiFi Standard	v7 vs v6E	More advanced Wi-fi connectivity

Common Strengths of Lenovo Yoga Slim 7x 14 and Lenovo Yoga 9i 14 Gen 9

Launch Dates	January 2024 vs May 2024	Both laptops are recent models
Screen Type	Touch Screen vs Touch Screen	Interact with your fingers
Screen Technology	OLED vs OLED	High Screen Quality
HDR Support	Yes, Dolby Vision vs Yes, Dolby Vision	Watch HDR Clips
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 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
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 Yoga Slim 7x 14 and Lenovo Yoga 9i 14 Gen 9

Upgradable RAM	No vs No	No Option to increase the RAM size
HDMI Output	No vs No	Need an adapter to connect to HDMI displays

Lenovo Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 : Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Lenovo Yoga 9i 14 Gen 9 and the Lenovo Yoga Slim 7x 14 .

Physical Specs
Weight	1.32 kg (2.91 lbs)	1.28 kg (2.82 lbs)
Surface Area	687 cm2 (106.4 inches2)	732 cm2 (113.4 inches2)
Screen to Surface Ratio	~82.8%	~83.3%
Side Bezel Thickness	~6.8 mm	~6.3 mm
Weight per Inch of Screen	0.09 kg/inch	0.09 kg/inch
	0.198 lbs/inch	0.198 lbs/inch
Colors	Gray, Blue	Blue

Comparison of the Lenovo Yoga 9i 14 Gen 9 and the Lenovo Yoga Slim 7x 14 External Dimensions

Weight

Yoga 9i 14 Gen 9 weighs 1.32 kg (2.91 lbs), whereas the Yoga Slim 7x 14 weighs 1.28 kg (2.82 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

Displays size 14.0-14.9 inches

Lenovo Yoga 9i 14 Gen 9 1.32 kg

Lenovo Yoga Slim 7x 14 1.28 kg

Min 0.88 kg

Average 1.42 kg

Max 2.19 kg

Thickness Comparison

Displays size 14.0-14.9 inches

Lenovo Yoga 9i 14 Gen 9 15.30 mm

Lenovo Yoga Slim 7x 14 12.90 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 Yoga 9i 14 Gen 9 is 0.09 kg/inch.In comparison, this value for the Lenovo Yoga Slim 7x 14 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

Lenovo Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 : Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core Ultra 7 155H	Qualcomm Snapdragon X Elite (X1E-78-100)
Base Frequency	3.8 GHz	3.4 GHz
Turbo Frequency	4.8 GHz
Number of Cores	Arc Graphics (8-	12
Number of Threads	22	12
L3 Cache	24 MB
Integrated GPU	Arc Graphics (8-Cores)	Adreno
CPU Fabrication Process	7 nm	4 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 Lenovo Yoga 9i 14 Gen 9 and Lenovo Yoga Slim 7x 14 .

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

Laptops with: Intel Core Ultra 7 155H

Laptops with: Qualcomm Snapdragon X Elite (X1E-78-100)

GPU Comparison

GPU Model	Intel Arc iGPU (8-Cores)	undefined
Type	Integrated	Integrated
FLOPS	5.76-6.02 TFLOPS	3.80 TFLOPS
Memory Size	System Shared	System Shared
Memory Type	LPDDR5X	LPDDR5X
Memory Speed	7.47 Gbps
Shading Units Cores	128
TMUs	8
ROPs	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 Yoga 9i 14 Gen 9 has a FLOPS value of 5.76-6.02 TFLOPS whereas the Lenovo Yoga Slim 7x 14 ' has a FLOPS value of 3.80 TFLOPS. If graphical performance of the laptop is important for your use type, the Lenovo Yoga 9i 14 Gen 9 may be the better choice between these two setups.

RAM Comparison

RAM	16GB 32GB	16GB 32GB
Memory Bus	2x8 GB	2x8 GB
RAM Clock	7467 MHz	8448 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 Yoga 9i 14 Gen 9 and the Yoga Slim 7x 14 , 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	Lenovo Yoga 9i 14" (Gen 9)	Lenovo Yoga Slim 7x (14")
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	75 Wh	70 Wh
Battery Type	Li-Po	Li-Po
Replaceable	No	No
Fast Charging	No	No
USB Power Delivery	Yes	Yes
Charging Port Position	Left	Left, Right
Charge Power	65 W	65 W

Moreover, the Yoga 9i 14 Gen 9 boasts a larger battery capacity of 75 Wh, offering extended usage time compared to the Yoga Slim 7x 14 's70 Wh.

Battery Comparison

Displays size 14.0-14.9 inches

Lenovo Yoga 9i 14 Gen 9 75 Wh

Lenovo Yoga Slim 7x 14 70 Wh

Min 32.00 Wh

Average 55.79 Wh

Max 90.00 Wh

STORAGE
Both laptops, the Yoga 9i 14 Gen 9 and the Yoga Slim 7x 14 have similar max. storage capacities of 1 TB, allowing for ample space to store files and applications.

Storage Options	512 GB, 1 TB	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 Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 : Display Comparison

The display is an essential aspect to consider when comparing the Lenovo Yoga 9i 14 Gen 9 and Lenovo Yoga Slim 7x 14 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. Yoga 9i 14 Gen 9 has a display size of 14.0".On the other hand, Yoga Slim 7x 14 has a larger14.5" display.The total usable screen area of the Yoga 9i 14 Gen 9 is 568cm² / 88inch² whereas the Yoga Slim 7x 14 's total usable screen area is 610cm² / 94inch².

PPI (Pixels per Inch)
Additionally, the Yoga 9i 14 Gen 9 features a higher pixel density with 243 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

Displays size 14.0-14.9 inches

Lenovo Yoga 9i 14 Gen 9 243 ppi

Lenovo Yoga Slim 7x 14 239 ppi

Min 112 PPI

Average 173 PPI

Max 323.00 PPI

Refresh Rate
The Yoga 9i 14 Gen 9 offers a higher refresh rate of 120 Hz, resulting in smoother motion and improved visual experience.

Both Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 boast the same response time of 1.0 ms.

Brightness
The Yoga Slim 7x 14 offers a higher maximum brightness of 1000 nits, delivering a brighter screen.

Brightness Comparison

Displays size 14.0-14.9 inches

Lenovo Yoga 9i 14 Gen 9 400 nits

Lenovo Yoga Slim 7x 14 1000 nits

Min

200 nits

Average 383 nits

Max 1200.00 nits

Lenovo Yoga 9i 14 Gen 9 vs Lenovo Yoga Slim 7x 14 Connectivity Comparison

In terms of connectivity,

Wifi
Yoga Slim 7x 14 features a more advanced Wi-Fi standard v7, providing faster and more reliable wireless connections compared to Yoga 9i 14 Gen 9 (v6E).

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
Yoga 9i 14 Gen 9 is equipped with 1x USB 3.2 USB-A ports. Yoga Slim 7x 14 does not have USB-A ports.
Both Yoga 9i 14 Gen 9 and Yoga Slim 7x 14 feature 3x 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
Yoga 9i 14 Gen 9 is equipped with Thunderbolt 4 port. Yoga Slim 7x 14 does not have Thunderbolt port.

HDMI
Neither Yoga 9i 14 Gen 9 nor Yoga Slim 7x 14 has an HDMI port for connecting to external monitors. Neither Yoga 9i 14 Gen 9 nor Yoga Slim 7x 14 has an HDMI port 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
Neither Yoga 9i 14 Gen 9 nor Yoga Slim 7x 14 has an SD Card Reader.

Audio Jack
Yoga 9i 14 Gen 9 is equipped with a 3.5mm Audio Jack, allowing seamless connection to headphones and speakers. Yoga Slim 7x 14 does not have a 3.5mm Audio Jack.

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	v7
Bluetooth (latest: v5.4)	v5.3	v5.3
USB-A (latest: 3.2)	1x USB 3.2	No
USB Type-C (latest: USB4 2.0)	3x USB 4.0	3x USB 4.0
Thunderbolt (latest: 4)	Thunderbolt 4	No
HDMI (latest: 2.1)	No	No
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	Yes	No
Optical Drive	No	No
Audio Jack 3.5mm	Yes	No
Ethernet RJ45	No	No
SD CardReader	No	No
Proprietary Charging Port	No	No