Dell Inspiron 3780 vs. Lenovo ThinkPad E14 Gen 5 (21JR)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Inspiron 3780 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 3780 Review

Advantages and disadvantages of Dell Inspiron 3780 based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

large display screen

ample storage capacity

decent processor speed

variety of ports

heavy build

average battery life

mediocre graphics

dim display brightness

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 3780 and Lenovo ThinkPad E14 Gen 5 (21JR)
75 % - Design
75 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Inspiron 3780 vs. Lenovo ThinkPad E14 Gen 5 (21JR) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 41.54 cm x 27.92 cm x 2.56 cm 31.3 cm x 21.93 cm x 1.799 cm
Weight 3.03 kg 1.43 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Silver Graphite black
DISPLAY Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Screen Size (Type) 17.3" - IPS 14" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Pixel Density (ppi) 127 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.1989 mm pixel pitch Anti-glare
PROCESSOR Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
CPU Intel Core i5 (8th Gen) 8265U / 1.6 GHz AMD Ryzen 5 7530U / 2 GHz
Max Turbo Speed 3.9 GHz 4.5 GHz
Number of Cores Quad-Core 6-core
Cache 6 MB L3 - 16 MB
64-bit Computing Yes -
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache Integrated memory controller
MEMORY Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
RAM 8 GB (1 x 8 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 3200 MHz
Rated Speed 2666 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2280 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
Secondary Storage 1 TB HDD SATA 6Gb/s / 5400 rpm -
Optical Drive DVD-Writer - tray -
AUDIO & VIDEO Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Graphics Processor (GPU) AMD Radeon 520 AMD Radeon Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
Camera Yes - HD Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features 720p HD movie recording, fixed focus, 78.6 degrees 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 MaxxAudio Pro Input: Dolby Voice
COMMUNICATIONS Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller - M.2 Card
Network Interface 10/100 Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111H-CG
Features - Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 57 Wh
AC ADAPTER Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Input AC 120/230 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 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight - Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces HDMI
Headphone/microphone combo jack
USB 2.0
2 x USB 3.1 Gen 1
LAN
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 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro - English
MISCELLANEOUS Dell Inspiron 3780 Lenovo ThinkPad E14 Gen 5 (21JR)
Included Accessories Power adapter USB-C power adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Noble Wedge security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) 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
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 Limited warranty - 15 months - pick-up and return Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site - response time: next business day
Other projects: