Dell Inspiron 7391 2-in-1 vs. Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 7391 2-in-1 and Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Dell Inspiron 7391 2-in-1 Review

Advantages and disadvantages of Dell Inspiron 7391 2-in-1 based on its technical characteristics, features, user experience, expert reviews and price level.

flexible 2-in-1 design

lightweight and portable

responsive touch display

solid build quality

adequate connectivity options

average battery life

moderate storage capacity

standard graphics performance

higher price point

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

Laptop Comparison and Tests

Difference between Dell Inspiron 7391 2-in-1 and Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
81 % - Design
85 % - Display
75 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 7391 2-in-1 vs. Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 30.676 cm x 21.592 cm x 1.59 cm 30.6 cm x 20.448 cm x 1.695 cm
Weight 1.4 kg 1.35 kg
Case Material - Aluminum, polycarbonate, glass-fibre
Colour Black Iron grey
DISPLAY Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Screen Size (Type) 13.3" - IPS 13.3" - IPS
Touchscreen Yes Yes (10-point multi-touch)
LCD Backlight Technology - LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 165 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness 200 cd/m² 300 cd/m²
Colour Gamut - 72% NTSC
Features Glossy, TrueLife, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.1529 mm pixel pitch Anti-glare
PROCESSOR Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
CPU Intel Core i7 (10th Gen) 10510U / 1.8 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 4.9 GHz 4.2 GHz
Number of Cores Quad-Core Quad-Core
Cache 8 MB 6 MB
64-bit Computing - Yes
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type LPDDR3 SDRAM DDR4 SDRAM
Speed 2133 MHz 2400 MHz
Rated Speed 2133 MHz 2400 MHz
STORAGE Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Max Monitors Supported - 1 external monitor(s)
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel -
Camera Features 74.9 degrees, RGB camera Privacy shutter
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3254 -
Compliant Standards High Definition Audio High Definition Audio, Dolby Atmos
COMMUNICATIONS Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Wireless Bluetooth, 802.11a/b/g/n/ac 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller M.2 Card M.2 Card
Features - Dual stream (2x2)
WWAN
Generation - 4G
Technology - LTE Advanced
Controller - FIBOCOM L850-GL - M.2 Card
BATTERY Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) - 60 Wh
Battery Life - Up to 22 hours
AC ADAPTER Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 45 Watt
INPUT Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Type Keyboard, digitizer, touchpad Keyboard, digitizer, touchpad, digital pen
Keyboard Backlight Yes Yes
Features - Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Slots - 1 x Nano-SIM card (1 free)
Interfaces USB 3.1 Gen 1
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode)
HDMI
Headphone/microphone combo jack
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode)
2 x USB 3.1 Gen 1
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Pro 64-bit Edition - English
Software Included - Microsoft Office 365 Personal
MISCELLANEOUS Dell Inspiron 7391 2-in-1 Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Included Accessories Power adapter Power adapter, Lenovo Digital Pen
Integrated Options - Proximity sensor, G-sensor
Security Fingerprint reader Fingerprint reader
Features - Administrator password, hard drive password, power-on password
Navigation Receiver - GPS
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 1.4 W/kg (body), 1.4 W/kg (limb)
ENERGY STAR Certified - Yes
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 10 - 90% (non-condensing) -
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number - 13IML LTE 81XL
Other Comparisons with Dell Inspiron 7391 2-in-1
Other Comparisons with Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640)
Other Popular Laptop Comparisons
Other projects: