Lenovo Slim 9i Gen 7 (14”) vs Dell Inspiron 14 Plus 7420

You can select specific configurations for the laptops to get a more accurate comparative review
Display 2240 x 1400
Battery 75 Wh
CPU
GPU Intel Iris Xe Graphics G7 (80EU)
RAM
Storage

Review

Evaluation of Lenovo Slim 9i Gen 7 (14”) and Dell Inspiron 14 Plus 7420 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
Case
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo Slim 9i Gen 7 (14”)
  • Higher number of cutting-edge USB Type-C ports: 3 versus 1
  • Easier to carry: weighs 310 grams less (around 0.68 lbs)
  • Features a much bigger (~39%) battery – 75 against 54 watt-hours
  • Thinner bezels and 6% higher screen-to-body ratio
  • Display has support for touch input
  • 29% sharper screen – 243 versus 189 pixels per inch (PPI)
  • Provides 33% higher max. screen brightness: 400 vs 300 nits
Advantages of the Dell Inspiron 14 Plus 7420
  • Includes an old-school USB-A port
  • Can run popular games at about 171-233% higher FPS
  • Around 88% better multi-core CPU performance in the Cinebench R23 test
  • User-upgradable RAM (up to 40GB)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.37 kg (3.02 lbs) 1.68 kg (3.7 lbs)
Dimensions 315 x 214.4 x 14.9 mm
12.4 x 8.44 x 0.59 inches
314 x 227.5 x 16.15-18.87 mm
12.36 x 8.96 x 0.64-0.74 inches
Area 675 cm2 (104.7 inches2) 714 cm2 (110.7 inches2)
Screen-to-body ratio ~84.2% ~79.6%
Side bezels 6.8 mm 6.3 mm
Colors Gold Green
Transformer Yes No
Opening angle 360° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 2
Noise level 43.5 dB 51.6 dB

Display

Size 14 inches 14 inches
Type OLED IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 243 ppi 189 ppi
Aspect ratio 16:10 16:10
Resolution 2880 x 1800 pixels 2240 x 1400 pixels
HDR support Yes, Dolby Vision No
Touchscreen Yes No
Coating Glossy Matte
Display tests
Contrast 18050:1 1142:1
sRGB color space 99.9% 99.3%
Adobe RGB profile 97.1% 69.5%
DCI-P3 color gamut 99.6% 68.8%
Response time 2 ms 28 ms
Max. brightness

Battery

Capacity
Voltage - 15 V
Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left, Right Left
Charge power 65 W 90 / 130 W
Weigh of AC adapter 321 gramm 496 gramm

CPU

CPU name
Base frequency 1.7 GHz 2.5 GHz
Turbo frequency 4.4 GHz 4.5 GHz
Cores 12 12
Threads 16 16
L3 Cache 12 MB 18 MB
Integrated GPU Intel Iris Xe Graphics (80EU) Intel Iris Xe Graphics (80EU)
Fabrication process 10 nm 10 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP 15 W 50 W
Nvidia Optimus - Yes
Type Integrated Dedicated
Fabrication process 10 nm 8 nm
GPU base clock 300 MHz 1185 MHz
GPU boost clock 1100 MHz 1417 MHz
FLOPS 1.41 TFLOPS 5.8 TFLOPS
Memory size System Shared 4 GB
Memory type LPDDR5 GDDR6
Memory bus - 128 bit
Memory speed 5.6 Gbps 12 Gbps
Shading units (cores) 640 2048
Texture mapping units (TMUs) 40 64
Raster operations pipelines (ROPs) 20 40
GPU performance
1.41 TFLOPS
5.8 TFLOPS

RAM

RAM size
Channels 2x8 GB 1x8 GB
Clock 5600 MHz 4800 MHz
Type LPDDR5 DDR5
Upgradable No Yes
Total slots - 1
Max. ram size - 40 GB

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 ALC3306 -
Speakers 2.2 2.0
Power 2x2W, 2x3W 2x2W
Dolby Atmos No Yes
Loudness - 84.7 dB
Microphones 2 2

Connectivity

Wi-Fi standard v6E v6E
Bluetooth v5.1 v5.2
Fingerprint Optional Optional
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1920 x 1080 1920 x 1080
Ports
USB-A No 2x USB 3.2
USB Type-C 3x USB 4.0 1x USB 4.0
Thunderbolt Thunderbolt 4 Thunderbolt 4
HDMI No 1x HDMI 2.0
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader No Yes
Proprietary charging port No Yes

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel 1.2 mm -
Touchpad
Size 13.5 x 8.0 cm 11.5 x 8.0 cm
Surface Glass Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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