Dell Inspiron 15 3510 vs. Lenovo ThinkPad E14 Gen 5 (21JR)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Inspiron 15 3510 and Lenovo ThinkPad E14 Gen 5 (21JR). 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 3510 Review

Advantages and disadvantages of Dell Inspiron 15 3510 based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

decent battery life

lightweight design

solid build quality

simple user interface

average display quality

limited performance capacity

minimal connectivity options

basic graphics capability

Lenovo ThinkPad E14 Gen 5 (21JR) Review

Advantages and disadvantages of Lenovo ThinkPad E14 Gen 5 (21JR) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good security features

affordable price

average display quality

modest battery life

limited graphics power

no thunderbolt support

Laptop Comparison and Tests

Difference between Dell Inspiron 15 3510 and Lenovo ThinkPad E14 Gen 5 (21JR)
69 % - Design
63 % - Display
65 % - Performance
65 % - Connectivity
75 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Inspiron 15 3510 vs. Lenovo ThinkPad E14 Gen 5 (21JR) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.85 cm x 23.556 cm x 1.89 cm 31.3 cm x 21.93 cm x 1.799 cm
Weight 1.65 kg 1.43 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Platinum silver Graphite black
DISPLAY Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Screen Size (Type) 15.6" - TN 14" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1366 x 768 (HD) 1920 x 1200 (WUXGA)
Pixel Density (ppi) 100 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 25 ms response rate, Narrow Border Display, 0.252 mm pixel pitch, ±40° horizontal viewing angle, +10/-30 vertical viewing angle Anti-glare
PROCESSOR Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
CPU Intel Celeron N4020 / 1.1 GHz AMD Ryzen 5 7530U / 2 GHz
Max Turbo Speed 2.8 GHz 4.5 GHz
Number of Cores Dual-Core 6-core
Cache 4 MB L3 - 16 MB
Features Intel Burst Technology Integrated memory controller
MEMORY Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 8 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 3200 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 PCIe 2.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Graphics Processor (GPU) Intel UHD Graphics 600 AMD Radeon Graphics
Max Monitors Supported - 3 external monitor(s)
Camera Yes - HD Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features 78.6 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, microphone Stereo speakers, dual array microphone
Codec Realtek ALC3204 Synaptic CX11880
Compliant Standards High Definition Audio High Definition Audio, Dolby Atmos
Audio Features - Input: Dolby Voice
COMMUNICATIONS Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Wireless-AC 9462 - M.2 2230 M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Realtek RTL8111H-CG
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 41 Wh 57 Wh
AC ADAPTER Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
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 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
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 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces HDMI
2 x USB 3.2 Gen 1
USB 2.0
Headphone/microphone combo jack
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Operating System (OS) Windows 11 Home Windows 11 Pro - English
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) -
MISCELLANEOUS Dell Inspiron 15 3510 Lenovo ThinkPad E14 Gen 5 (21JR)
Included Accessories Power adapter USB-C power adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
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, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0
ENERGY STAR Certified Yes -
Max Operating Temperature 40 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty - Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site - response time: next business day
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