Lenovo Yoga Slim 7i (15”) vs. Lenovo Yoga C940 (15”): Full specs comparison

We thoroughly analyzed technical specifications for Lenovo Yoga Slim 7i (15”) and Lenovo Yoga C940 (15”) models, including CPU, memory, storage, battery life, display quality, and other features.

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Lenovo Yoga Slim 7i (15”) image

Lenovo Yoga Slim 7i (15”)

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Lenovo Yoga C940 (15”) image

Lenovo Yoga C940 (15”)

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Lenovo Yoga Slim 7i (15”) Pros

Reasons that Lenovo Yoga Slim 7i (15”) is better than Lenovo Yoga C940 (15”).

Newer manufacturing

2020 vs. 2019

Supports faster memory

Lenovo Yoga Slim 7i (15”) supports a faster memory speed than the Lenovo Yoga C940 (15”). It supports up to 2933 MHz versus 2666MHz of system memory on the Lenovo Yoga C940 (15”).

Memory type and speed
Lenovo Yoga Slim 7i (15”) - DDR4
2,933 MHz
Lenovo Yoga C940 (15”) - DDR4
2,666 MHz
About 10% lighter

Lenovo Yoga Slim 7i (15”) weighed 4 pounds, 10% lighter than the 4.41 pounds Lenovo Yoga C940 (15”).

WeightLenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Pound
4 lbs.
4.41 lbs.
Kilogram
1.81 kg
2.00 kg

Lenovo Yoga C940 (15”) Pros

Reasons that Lenovo Yoga C940 (15”) is better than Lenovo Yoga Slim 7i (15”).

Slightly faster CPU performance

Intel Core i9-9880H inside Lenovo Yoga C940 (15”) has a 12% better multi-core CPU performance score than the Intel Core i7-10750H inside Lenovo Yoga Slim 7i (15”).

Geekbench 5 multi-core score
Lenovo Yoga C940 (15”) - Intel Core i9-9880H
6,100
Lenovo Yoga Slim 7i (15”) - Intel Core i7-10750H
5,412
Lenovo Yoga C940 (15”) - Intel Core i7-9750H
4,880
Lenovo Yoga Slim 7i (15”) - Intel Core i5-10300H
3,747

Key Similars

Similar characteristics share between Lenovo Yoga Slim 7i (15”) and Lenovo Yoga C940 (15”).

Supports the same maximum memory size of up to 16GB

Both laptops supports up to 16GB of system memory.

Max system memory size
Lenovo Yoga Slim 7i (15”)
16 GB
Lenovo Yoga C940 (15”)
16 GB

Prices

Here are the latest price updates and offers for both devices.

Lenovo Yoga Slim 7i (15”) Price
Lenovo Yoga 7 7i 2-in-1 Business Laptop (16" FHD+ Touchscreen, AMD Ryzen 7 7735U (Beat i7-1255U), 16GB RAM, 1TB SSD, IST Precision Pen), Backlit, Fingerprint, FHD IR Webcam, Win 11 Pro, Arctic Grey
 Lenovo Yoga 7 7i 2-in-1 Business Laptop (16" FHD+ Touchscreen, AMD Ryzen 7 7735U (Beat i7-1255U), 16GB RAM, 1TB SSD, IST Precision Pen), Backlit, Fingerprint, FHD IR Webcam, Win 11 Pro, Arctic Grey
By Lenovo
$899.89
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2022 Newest Lenovo Yoga 7i 2-in-1 15.6" FHD Touch Screen Premium Laptop | 11th Gen Intel Core i7-1165G7 | 12GB RAM | 1TB SSD | Backlit Keyboard | Fingerprint | Windows 11 | with Stylus Pen Bundle
 2022 Newest Lenovo Yoga 7i 2-in-1 15.6" FHD Touch Screen Premium Laptop | 11th Gen Intel Core i7-1165G7 | 12GB RAM | 1TB SSD | Backlit Keyboard | Fingerprint | Windows 11 | with Stylus Pen Bundle
By Lenovo
$789.99
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LENOVO 2022 Yoga 7i 2-in-1 15.6-inch FHD Touchscreen Premium Laptop PC, Intel Quad-Core i5-1135G7, Intel Iris Xe Graphics, 8GB DDR4 RAM, 256GB SSD, Backlit Keyboard, Windows 10 Home, Gray
 LENOVO 2022 Yoga 7i 2-in-1 15.6-inch FHD Touchscreen Premium Laptop PC, Intel Quad-Core i5-1135G7, Intel Iris Xe Graphics, 8GB DDR4 RAM, 256GB SSD, Backlit Keyboard, Windows 10 Home, Gray
By LENOVO
$708.99
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Lenovo Yoga C940 (15”) Price
Lenovo Yoga C940-15.6" 4K Touch - i7-9750H - NVIDIA GTX 1650-16GB - 512GB SSD - Gray
 Lenovo Yoga C940-15.6" 4K Touch - i7-9750H - NVIDIA GTX 1650-16GB - 512GB SSD - Gray
By Lenovo
$1,499.00
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Lenovo Yoga C940-14 FHD Touch - 10th gen i7-1065G7-12GB - 512GB SSD - Gray
 Lenovo Yoga C940-14 FHD Touch - 10th gen i7-1065G7-12GB - 512GB SSD - Gray
By Lenovo
$899.00
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Lenovo Laptop Charger 65W Watt USB Type C(USB-C) AC Power Adapter - ThinkPad X1 Carbon Gen 11,E16
 Lenovo Laptop Charger 65W Watt USB Type C(USB-C) AC Power Adapter - ThinkPad X1 Carbon Gen 11,E16
By Lenovo
$39.00
$50.00 22% OFF
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Specs Comparison

Availability

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Released20202019
Release Date
  • Announced at CES 2020 (January 2020)
  • Announced at Lenovo Tech Life (Auguest 2019)
PricingStarting at $1,209.99-

Exterior

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Dimensions
  • Glass Display Model
    • 14" x 9" x 0.62" (356.5 mm x 229 mm x 15.9 mm)
  • Non-glass Display Model
    • 14" x 9" x 0.63" (356.5 mm x 229 mm x 16.1 mm)
13.98” x 9.38” x 0.68-0.77” (355.2 mm x 238.39 mm x 17.5-19.7 mm)
Width: 13.98” (355.2 mm)
Depth: 9.38” (238.39 mm)
Height: 0.68-0.77” (17.5-19.7 mm)
Weight
  • Glass Display Model
    • Starting at 1.8 kg (4 lbs)
  • Non-glass Display Model
    • Starting at 1.68 kg (3.7 lbs)
Starting at 4.41 lbs (2.0 kg)
Colors
Slate Grey
Iron Grey
Keyboard and Trackpad
  • Full-size keyboard with six rows, multimedia Fn keys, numpad, LED backlight.
  • Buttonless glass surface multi-touch touchpad.
  • Full-size keyboard with 6 rows, multimedia Fn keys, LED backlight
  • Numeric Keypad
  • Buttonless glass surface multi-touch touchpad

Display

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Size15.6 Inches15.6 Inches
Info15.6" FHD
  • 1920 x 1080, IPS, sRGB 100%, 300 nits, Optional Glass Display.
  • 15.6” HDR FHD Touch Screen
    1920 x 1080, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch.
    Support Lenovo Active Pen (included).
  • 15.6” 4K HDR UHD Touch Screen
    3840 x 2160, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch.
    Support Lenovo Active Pen (included).

Ports

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
  • 1 x Thunderbolt 3
    Supports Thunderbolt™ 3.0, USB 3.2 Gen 2, DisplayPort™ 1.4b, and Power Delivery 3.0.
  • 2 x USB 3.2 Gen 1
    Full-size USB Type-A port.
  • 1 x Full-size SD Card Reader
  • 1 x HDMI™ 2.0b
  • 1 x Audio jack
  • 1 x Power adapter
  • 2 x Thunderbolt™ 3
    Supports Power Delivery & DisplayPort.
  • 1 x USB 3.1 Gen 2
    Full-size USB Type-A port.
  • 1 x Audio jack
  • 1 x Lenovo Active Pen Storage

Internal Specs

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Processor
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  1. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  2. 9th Gen Intel® Core™ i9-9880H
    8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  1. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  2. 9th Gen Intel® Core™ i9-9880H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
Memory
  • 8GB 16GB
    2933 MHz Dual-channel DDR4.
  • 12GB 16GB
    2666 MHz Dual-channel DDR4 (Soldered).
Discrete GraphicsNVIDIA® GeForce® GTX 1650 4GB
  • NVIDIA® GeForce® GTX 1650 with Max-Q (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1560 MHz, 1024 CUDA Cores.
Storage
  • 256 GB 512 GB 1TB
    M.2 2280 PCIe SSD.
  • 256 GB 512 GB 1TB 2TB
    M.2 2280 PCIe SSD.

Connectivity

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Wi-Fi
  • Lenovo WiFi-5 802.11ac Wireless (2x2)
    Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac.
  • Lenovo WiFi-6 802.11ax Wireless (2x2)
    Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.
  • Lenovo WiFi-6 802.11ax Wireless (2x2)
    Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.
Bluetooth
  • Bluetooth 5.0
  • Bluetooth 5.0

Battery

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Size
  • 4-cell Li-Polymer
  • Battery Capacity: 70 Wh
  • 4-cell smart lithium-ion
  • Battery Capacity: 69 Wh
Battery Life
  • Up to 12 hours
* Tested with MobileMark 2014.
  • Up to 12 hours on FHD panel
  • Up to 9 hours on UHD panel
* Tested with MobileMark 2014.
Power Supply135 W USB (Type-C) power adapter
Supports Rapid Charge.
135 W USB (Type-C) power adapter
Supports Rapid Charge

Software

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
OS
  • Windows 10 Home 64-bit
  • Windows 10 Home 64-bit
Built-in Apps
  • Lenovo Vantage
  • Microsoft Office 2019
  • McAfee LiveSafe™
  • Lenovo Vantage
  • Microsoft Office 2019
  • McAfee LiveSafe™
  • Dolby Vision™

Camera & Audio

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Camera
  • Front-facing camera
    720p HD Camera.
  • Front-facing camera
    720p HD Camera.
Audio
  • 1 x Front-facing Dolby Atmos® Speaker System (above keyboard) 2 x D-Cover Speakers
  • Microphones
  • Rotating Sound Bar with Dolby Atmos® Speaker System
  • 2 Base Speakers inside D-Cover
  • 2 x far-field microphones

Misc

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
Inking-
  • Support Lenovo Active Pen (included).
Sensors
  • Fingerprint Reader Combined with Power Button
  • IR Camera
  • Windows Hello compliant fingerprint reader on the palm rest
  • Ambient light sensor
Security
  • Windows Hello with Fingerprint Sign in
  • Windows Hello with Facial Authentication
  • Windows Hello with Fingerprint Sign in
  • TrueBlock Privacy Shutter
  • Lenovo Privacy Essentials by FigLeaf
In the box
  • Lenovo Yoga Slim 7 15”
  • 135W AC adapter
  • Internal Battery
  • Quick Start Guide
-
Warranty1 Year Depot or Carry-in-
MoreDigital Assistant
  • Cortana
  • Alexa
-

Key Features

Lenovo Yoga Slim 7i (15”)Lenovo Yoga C940 (15”)
At Glance
Released in
2020
16:9 FHD
15.6”
1080p 60Hz
Weight
4 lb
1.81 kg
Up to
Intel Core i7-10750H
6C/12T, 2.60 → 5.00 GHz
Geekbench 5
1,134
Single Core
Geekbench 5
5,412
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1150 MHz
Up to
16GB
2933 MHz DDR4
NVIDIA GeForce
GTX 1650
4GB GDDR6
Released in Mid
2019
16:9 4K UHD
15.6”
2160p 60Hz
Weight
4.41 lb
2.00 kg
Up to
Intel Core i9-9880H
8C/16T, 2.30 → 4.80 GHz
Geekbench 5
1,066
Single Core
Geekbench 5
6,100
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Configurable up to
16GB
2666 MHz DDR4
NVIDIA GeForce
GTX 1650
4GB GDDR5 with Max-Q

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