Dell Inspiron 15 3511 vs. Lenovo Yoga S940-14IWL (Lenovo Yoga S940)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Inspiron 15 3511 and Lenovo Yoga S940-14IWL (Lenovo Yoga S940). 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.

Dell Inspiron 15 3511 Review

Advantages and disadvantages of Dell Inspiron 15 3511 based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent battery life

solid build quality

intuitive touchpad

average display quality

modest processor speed

limited graphics performance

fewer USB-C ports

Lenovo Yoga S940-14IWL (Lenovo Yoga S940) Review

Advantages and disadvantages of Lenovo Yoga S940-14IWL (Lenovo Yoga S940) based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-slim design

high-resolution display

strong build quality

fast performance

innovative ai features

limited port selection

higher price point

average battery life

no dedicated gpu

Laptop Comparison and Tests

Difference between Dell Inspiron 15 3511 and Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
75 % - Design
66 % - Display
65 % - Performance
73 % - Connectivity
75 % - Battery
86 % - Design
86 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Inspiron 15 3511 vs. Lenovo Yoga S940-14IWL (Lenovo Yoga S940) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.85 cm x 23.556 cm x 1.89 cm 31.93 cm x 19.74 cm x 1.42 cm
Weight 1.73 kg 1.2 kg
Case Material - Aluminum
Colour Carbon black Iron grey
DISPLAY Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Screen Size (Type) 15.6" 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 141 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 72% NTSC
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.179 mm pixel pitch Glossy, One Glass Solution, Dolby Vision
PROCESSOR Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
CPU Intel Core i3 (11th Gen) 1115G4 / 3 GHz Intel Core i5 (8th Gen) 8265U / 1.6 GHz
Max Turbo Speed 4.1 GHz 3.9 GHz
Number of Cores Dual-Core Quad-Core
Cache 6 MB 6 MB
Features Intel Turbo Boost Technology 2.0, Intel Smart Cache Integrated memory controller
MEMORY Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2666 MHz 2133 MHz
Rated Speed 2666 MHz 2400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics 620
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel -
Camera Features 78.6 degrees, RGB camera IR camera, fixed focus, ToF sensor
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3286
Compliant Standards High Definition Audio High Definition Audio, Dolby Atmos
COMMUNICATIONS Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Wireless Bluetooth, 802.11a/b/g/n/ac 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller M.2 2230 M.2 Card
Features - Dual stream (2x2)
BATTERY Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 41 Wh 52 Wh
Battery Life - Up to 15 hours
AC ADAPTER Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 65 Watt
INPUT Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features - Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Interfaces HDMI
USB 2.0
2 x USB 3.2 Gen 1
Headphone/microphone combo jack
2 x USB-C 3.1 Gen 1 (supports Thunderbolt 3)
USB-C 3.1 Gen 1
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Operating System (OS) Windows 10 Home 64-bit Edition in S mode Windows 10 Home 64-bit Edition - English
Software Included Microsoft Office (30 days trial, excludes office licence) Microsoft Office (Trial)
MISCELLANEOUS Dell Inspiron 15 3511 Lenovo Yoga S940-14IWL (Lenovo Yoga S940)
Included Accessories Power adapter USB-C power adapter
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip
Features - Administrator password, hard drive password, power-on password
Compliant Standards - RoHS
ENERGY STAR Certified Yes Yes
Max Operating Temperature 40 °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 - 14IWL 81Q7
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