Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) vs. Lenovo Yoga 7 15ITL5 (82BJ)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) and Lenovo Yoga 7 15ITL5 (82BJ). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Review

Advantages and disadvantages of Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) based on its technical characteristics, features, user experience, expert reviews and price level.

long battery life

lightweight and portable

integrated LTE connectivity

responsive touchscreen display

solid build quality

limited storage capacity

average graphics performance

no optical drive

higher price point

Lenovo Yoga 7 15ITL5 (82BJ) Review

Advantages and disadvantages of Lenovo Yoga 7 15ITL5 (82BJ) based on its technical characteristics, features, user experience, expert reviews and price level.

versatile 2-in-1 design

sharp full-HD display

responsive touch screen

robust build quality

decent battery life

heavier than competitors

limited port selection

average graphics performance

higher price point

Laptop Comparison and Tests

Difference between Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) and Lenovo Yoga 7 15ITL5 (82BJ)
81 % - Design
85 % - Display
75 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
85 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) vs. Lenovo Yoga 7 15ITL5 (82BJ) Comparison Chart
DESIGN AND DIMENSIONS Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 30.6 cm x 20.448 cm x 1.695 cm 35.646 cm x 23.565 cm x 1.925 cm
Weight 1.35 kg 1.9 kg
Case Material Aluminum, polycarbonate, glass-fibre Aluminum
Colour Iron grey Slate grey
DISPLAY Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Screen Size (Type) 13.3" - IPS 15.6" - IPS
Touchscreen Yes (10-point multi-touch) Yes (10-point multi-touch)
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 500 cd/m²
Colour Gamut 72% NTSC 100% sRGB
Features Anti-glare Glossy, Direct Bonding technology, capacitive touch screen, AGC Soda-lime glass, Dolby Vision, VESA DisplayHDR 400
PROCESSOR Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz
Max Turbo Speed 4.2 GHz 4.2 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 8 MB
64-bit Computing Yes -
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 3200 MHz
Rated Speed 2400 MHz 3200 MHz
STORAGE Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 512 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Graphics Processor (GPU) Intel UHD Graphics Intel Iris Xe Graphics
Memory Allocation Technology Shared Video Memory (UMA) Shared Video Memory (UMA)
Max Monitors Supported 1 external monitor(s) 2 external monitor(s)
Camera Yes - 720p Yes - 720p
Camera Features Privacy shutter Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Atmos
Audio Features - WoV (Wake-on-Voice)
COMMUNICATIONS Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller M.2 Card M.2 Card
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation 4G -
Technology LTE Advanced -
Controller FIBOCOM L850-GL - M.2 Card -
BATTERY Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 60 Wh 71 Wh
Battery Life Up to 22 hours Up to 19.7 hours
Battery Run Time - Local video (1080p) playback time: up to 19.05 hours
AC ADAPTER Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 65 Watt
INPUT Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Type Keyboard, digitizer, touchpad, digital pen Keyboard, digitizer, touchpad, digital pen
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad, precision touchpad, glass touchpad, 2-level LED backlight
CONNECTIONS & EXPANSIONS Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Slots 1 x Nano-SIM card (1 free) -
Interfaces USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode)
2 x USB 3.1 Gen 1
Headphone/microphone combo jack
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
Headphone/microphone combo jack
SOFTWARE Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 10 Home 64-bit Edition - English
Software Included Microsoft Office 365 Personal Microsoft Office (Trial)
MISCELLANEOUS Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Lenovo Yoga 7 15ITL5 (82BJ)
Included Accessories Power adapter, Lenovo Digital Pen Lenovo Digital Pen, USB-C slim power adapter
Integrated Options Proximity sensor, G-sensor Accelerometer, ambient light sensor
Security Fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Features Administrator password, hard drive password, power-on password Administrator password, hard drive password, power-on password, Rapid Charge Express
Navigation Receiver GPS -
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 1.4 W/kg (body), 1.4 W/kg (limb) 0.781 W/kg (body), 0.781 W/kg (limb)
ENERGY STAR Certified Yes Yes
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - pick-up and return
Model Number 13IML LTE 81XL -
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