Lenovo IdeaPad 5i 2-in-1 (16″) vs Dell Inspiron 16 Plus 7640 (2-in-1)

Please select specific configurations for the laptops to get a more accurate comparative review
Display
Battery 57 Wh
CPU
RAM
Storage

Review

Evaluation of Lenovo IdeaPad 5i 2-in-1 (16″) and Dell Inspiron 16 Plus 7640 (2-in-1) important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Portability
Design, materials, durability and usability
Pick the usage scenario that best matches your needs
Primary usage:

Value for money (Beta)

Please input up-to-date prices for the selected laptop configurations to get an accurate value-for-money index.
Currency
VS
59.1
(Average)
Value Index
83.4
(Good)

Key Differences

What are the key differences between the notebooks
Advantages of the Dell Inspiron 16 Plus 7640 (2-in-1)
  • Around 18% better multi-core CPU performance in the Cinebench 2024 test
  • Can run popular games at about 7-9% higher FPS
  • Features a bigger (~12%) battery – 64 against 57 watt-hours

Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.9 kg (4.19 lbs) 1.9 kg (4.19 lbs)
Dimensions 356 x 255 x 18.4 mm
14.02 x 10.04 x 0.72 inches
356.78 x 250.6 x 16.70-19.75 mm
14.05 x 9.87 x 0.66-0.78 inches
Area 908 cm2 (140.8 inches2) 894 cm2 (138.7 inches2)
Screen-to-body ratio ~81.8% ~83%
Side bezels 5.7 mm 6.1 mm
Colors Gray, Blue Blue
Material Top: Aluminum
Middle: Plastic
Bottom: Plastic
Aluminum
Transformer Yes Yes
Opening angle 360° 360°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Liquid metal No No
Number of fans 1 1

Display

Size 16 inches 16 inches
Type IPS LCD IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 142 ppi 142 ppi
Aspect ratio 16:10 16:10
Resolution 1920 x 1200 pixels 1920 x 1200 pixels
HDR support No No
Sync technology No No
Touchscreen Yes Yes
Coating Glossy Glossy
Ambient light sensor No -
Display tests
Contrast 800:1 1200:1
sRGB color space - 100%
Response time - 35 ms
Max. brightness

Battery

Capacity
Voltage - 15.2 V
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
Charging via USB (Power Delivery) Yes Yes
Charging port position Left Left
Charge power 65 W 65 / 100 W
Cable length - 1 meters

CPU

CPU name
Base frequency 1.4 GHz 1.3 GHz
Turbo frequency 5 GHz 4.3 GHz
Cores 10 (2P + 8E) 12 (2P + 10E)
Threads 12 14
L3 Cache 12 MB 12 MB
Integrated GPU Intel Iris Xe Graphics (80EU) Arc Graphics (4-Cores)
Fabrication process 10 nm 7 nm

Benchmarks

Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Cinebench 2024 (Single-Core)
Cinebench 2024 (Multi-Core)

Graphics Card

GPU name
TGP 15 W 14 W
Type Integrated Integrated
Fabrication process 10 nm 5 nm
GPU base clock 300 MHz 300 MHz
GPU boost clock 1300 MHz 1850 MHz
FLOPS 1.7 TFLOPS 1.9 TFLOPS
Memory size System Shared System Shared
Memory type LPDDR5X LPDDR5X
Memory speed 6.4 Gbps 6.4 Gbps
Shading units (cores) 640 512
Texture mapping units (TMUs) 40 32
Raster operations pipelines (ROPs) 20 16
GPU performance 1.7 TFLOPS 1.9 TFLOPS

GPU Benchmarks

Expected FPS based on average performance across 9 popular games. Details

RAM

RAM size
Channels 2x4 GB 2x4 GB
Clock 6400 MHz 6400 MHz
Type LPDDR5X LPDDR5X
Upgradable No No

Storage

Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 4.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x512 GB 1x512 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3287 Realtek ALC3254
Speakers 2.0 4.0
Power 2x2W 4x2W
Dolby Atmos Yes Yes
Microphones 2 2

Connectivity

Wi-Fi standard v6E v7
Bluetooth v5.3 v5.4
Fingerprint Yes Optional
Infrared sensor No No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1920 x 1080 1920 x 1080
Ports
USB-A 2x USB 3.2 2x USB 3.2
USB Type-C 2x USB 4.0 2x USB 4.0
Thunderbolt No Thunderbolt 4
HDMI 1x HDMI 1.4 1x HDMI 1.4
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader Yes Yes
Proprietary charging port No No

Input

Keyboard
Keyboard type Island Island
Numpad Yes No
Backlight Yes Optional
Key travel 1.5 mm -
Touchpad
Size 12.0 x 7.5 cm 13.2 x 8.9 cm
Surface Plastic Plastic
Windows Precision Yes Yes
Further details
Notes on IdeaPad 5i 2-in-1 (16″):
    - Intel features LPDDR5X RAM running at 5200 MHz, while AMD – at 6400 MHz.
*Disclaimer! Ports, speakers, display, and other specifications can vary depending on the laptop's specific configuration or region.

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