Home > Laptop comparison > IdeaPad 3i 15” (Intel) or Inspiron 15 3511 – what's better?

Lenovo IdeaPad 3i 15” (Intel) vs Dell Inspiron 15 3511

41 out of 100
Lenovo IdeaPad 3i 15” (Intel)
VS
35 out of 100
Dell Inspiron 15 3511
Lenovo IdeaPad 3i 15” (Intel)
Dell Inspiron 15 3511
Please select specific configurations for the laptops to get a more accurate comparative review
Display
Battery
CPU
GPU
GeForce MX350 2GB
RAM
Storage

Review

Evaluation of Lenovo IdeaPad 3i 15” (Intel) and Dell Inspiron 15 3511 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
NanoReview Score
You can adjust the importance of each feature to more precisely determine which laptop better suits your personal needs.
Adjust priorities
Feature
Priority (Weight)
Performance (Apps):
Gaming (3D):
Screen:
Battery and Portability:
The higher the priority, the more it will affect the final NanoReview score.

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo IdeaPad 3i 15” (Intel)
  • Slightly easier to carry: weighs 100 grams less (around 0.22 lbs)
  • Backlit keyboard
  • High-speed PCI Express Gen 4 interface
  • 41% sharper screen – 141 versus 100 pixels per inch (PPI)
  • Provides 36% higher max. screen brightness: 300 vs 220 nits
Advantages of the Dell Inspiron 15 3511
  • Includes an old-school USB-A port

Value for money

Please input the prices of the laptops (with selected configurations) and press the "Calculate" button to determine which one offers better value for money.
VS

Tests and Specifications

Comparison table of test results and technical specs
Laptop:
IdeaPad 3i 15” (Intel)
vs
Inspiron 15 3511

Case

Weight 1.63 kg (3.59 lbs) 1.73 kg (3.81 lbs)
Dimensions 359.2 x 236.5 x 19.9 mm
14.14 x 9.31 x 0.78 inches		 358.5 x 235.56 x 17.5-18.99 mm
14.11 x 9.27 x 0.69-0.75 inches
Area 850 cm2 (131.6 inches2) 844 cm2 (130.8 inches2)
Screen-to-body ratio ~79% ~79.5%
Side bezels 6.9 mm 6.6 mm
Colors Gray, Blue, Yellow Black, Silver
Material Plastic Plastic
Transformer No No
Opening angle 180° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Liquid metal No No
Number of fans 2 1
Noise level (max. load) - 39.2 dB

Display

Size 15.6 inches 15.6 inches
Type IPS LCD TN LCD
Refresh rate 60 Hz 60 Hz
PPI 141 ppi 100 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1366 x 768 pixels
HDR support No No
Sync technology No No
Touchscreen No No
Coating Matte Matte
Ambient light sensor No No
Display tests
Contrast 800:1 400:1
Response time - 25 ms
Max. brightness

Battery

Capacity
Voltage - 11.25 V
Full charging time - 2:00 hr
Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes No
Charging port position Left Left
Charge power 65 W 65 W
Weight of AC adapter 350 grams 305 grams

CPU

CPU name
Base frequency 1.8 GHz 1.8 GHz
Cores 2 2
Threads 2 2
L3 Cache 4 MB 4 MB
Integrated GPU Intel UHD Graphics Xe G4 48 EUs Intel UHD Graphics Xe G4 48 EUs
Fabrication process 10 nm 10 nm

Benchmarks

Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Submit your Cinebench result

Graphics Card

GPU name
Type Dedicated Dedicated
Fabrication process 14 nm 14 nm
GPU base clock 1354 MHz 1354 MHz
GPU boost clock 1468 MHz 1468 MHz
FLOPS 1.879 TFLOPS 1.879 TFLOPS
Memory size 2 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus 64 bit 64 bit
Memory speed ~7 Gbps ~7 Gbps
Shading units (cores) 640 640
Texture mapping units (TMUs) 32 32
Raster operations pipelines (ROPs) 16 16
GPU performance
IdeaPad 3i 15” (Intel)
1.879 TFLOPS
Inspiron 15 3511
1.879 TFLOPS

RAM

RAM size
Channels 1x4 GB 1x4 GB
Clock 3200 MHz 2666 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 1 2
Max. ram size 16 GB 16 GB

Storage

Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x128 GB 1x128 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3287 Realtek ALC3204
Speakers 2.0 2.0
Power 2x1.5W 2x2W
Dolby Atmos Yes No
Loudness - ~78.7 dB
Microphones 2 1

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5.2 v5.2
Fingerprint No No
Infrared sensor No No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 2x USB 3.2 3x USB 3.2
USB Type-C 1x USB 3.2 1x USB 3.2
Thunderbolt No No
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 Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes Yes
Backlight Yes No
Key travel 1.5 mm -
Touchpad
Size 10.4 x 6.9 cm 11.5 x 8.0 cm
Surface Plastic Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can vary depending on the laptop's specific configuration or region.

Cast your vote

So, which laptop would you choose?
14 (56%)
11 (44%)
Total votes: 25

Related Comparisons

1. IdeaPad 3i 15” (Intel) and IdeaPad Flex 5 (15”)
2. IdeaPad 3i 15” (Intel) and IdeaPad 3 (15", AMD)
3. IdeaPad 3i 15” (Intel) and IdeaPad 5i 15” (Intel)
4. Inspiron 15 3511 and Surface Laptop Go 2
5. Inspiron 15 3511 and Latitude 3520
Compare other laptops (760+)

Comments

Write your opinion about the comparison of Dell Inspiron 15 3511 and Lenovo IdeaPad 3i 15” (Intel) or ask any questions
Promotion
EnglishРусский