Dell Inspiron 15 5510 vs. Lenovo ThinkPad L14 Gen 4 (21H2)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 15 5510 and Lenovo ThinkPad L14 Gen 4 (21H2). 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 15 5510 Review

Advantages and disadvantages of Dell Inspiron 15 5510 based on its technical characteristics, features, user experience, expert reviews and price level.

efficient 11th gen processor

sleek aluminum design

comfortable backlit keyboard

fast SSD storage

good thermal management

average battery life

no dedicated GPU

limited port selection

dim display brightness

Lenovo ThinkPad L14 Gen 4 (21H2) Review

Advantages and disadvantages of Lenovo ThinkPad L14 Gen 4 (21H2) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

solid performance

adequate connectivity options

mediocre display quality

heavier than competitors

limited graphics performance

higher price point

Laptop Comparison and Tests

Difference between Dell Inspiron 15 5510 and Lenovo ThinkPad L14 Gen 4 (21H2)
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Dell Inspiron 15 5510 vs. Lenovo ThinkPad L14 Gen 4 (21H2) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.606 cm x 22.89 cm x 1.799 cm 32.54 cm x 21.7 cm x 1.983 cm
Weight 1.75 kg 1.4 kg
Case Material - Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Platinum silver Thunder black
DISPLAY Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Screen Size (Type) 15.6" 14" - IPS
LCD Backlight Technology 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 - 250 cd/m²
Colour Gamut - 45% 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 Anti-glare
PROCESSOR Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
CPU Intel Core i5 (11th Gen) 11300H Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.4 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 8 MB 12 MB
Features Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) Integrated memory controller
MEMORY Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
RAM 8 GB (2 x 4 GB) 16 GB (2 x 8 GB)
Max RAM Supported 32 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 0 0
STORAGE Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Memory Allocation Technology Shared Video Memory (UMA) -
Max Monitors Supported - 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - HD Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features Privacy shutter, 74.9 degrees, RGB camera Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
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 ALC3287
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features - Input: Dolby Voice, far-field
COMMUNICATIONS Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 2230 Intel Wi-Fi 6 AX 201 - M.2 Card
Network Interface - Gigabit Ethernet
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Technology 4-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 54 Wh 46.5 Wh
AC ADAPTER Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
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 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Interfaces USB-C 3.2 Gen 2x2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) -
MISCELLANEOUS Dell Inspiron 15 5510 Lenovo ThinkPad L14 Gen 4 (21H2)
Included Accessories Power adapter USB-C power adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
Max Operating Temperature 40 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 50 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty Limited warranty - 1 year -
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