Dell Inspiron 3780 vs. Dell Inspiron 5402

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Dell Inspiron 3780 and Dell Inspiron 5402. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

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

Dell Inspiron 5402 Review

Advantages and disadvantages of Dell Inspiron 5402 based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight design

fast SSD storage

vibrant FHD display

comfortable keyboard

good battery life

average sound quality

no dedicated GPU

limited port selection

pricier than competitors

Laptop Comparison and Tests

Difference between Dell Inspiron 3780 and Dell Inspiron 5402
75 % - Design
75 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery
83 % - Design
75 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Inspiron 3780 vs. Dell Inspiron 5402 Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 3780 Dell Inspiron 5402
Product Type Notebook Notebook
Dimensions (WxDxH) 41.54 cm x 27.92 cm x 2.56 cm 32.13 cm x 21.62 cm x 1.79 cm
Weight 3.03 kg 1.4 kg
Colour Silver Platinum silver
DISPLAY Dell Inspiron 3780 Dell Inspiron 5402
Screen Size (Type) 17.3" - IPS 14"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 127 157
V-Sync Rate at Max Res. 60 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² -
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, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.16 mm pixel pitch
PROCESSOR Dell Inspiron 3780 Dell Inspiron 5402
CPU Intel Core i5 (8th Gen) 8265U / 1.6 GHz Intel Core i5 (11th Gen) 1135G7
Max Turbo Speed 3.9 GHz 4.2 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 8 MB
64-bit Computing Yes Yes
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache Intel Turbo Boost Technology 2.0
MEMORY Dell Inspiron 3780 Dell Inspiron 5402
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 16 GB 32 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 2
Empty Slots 1 1
STORAGE Dell Inspiron 3780 Dell Inspiron 5402
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2280 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2230 PCIe 3.0 x4 - NVM Express (NVMe)
Secondary Storage 1 TB HDD SATA 6Gb/s / 5400 rpm -
Optical Drive DVD-Writer - tray -
AUDIO & VIDEO Dell Inspiron 3780 Dell Inspiron 5402
Graphics Processor (GPU) AMD Radeon 520 Intel Iris Xe Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Video Memory 2 GB GDDR5 SDRAM -
Camera Yes - HD Yes - HD
Resolution 0.92 Megapixel 0.92 Megapixel
Camera Features 720p HD movie recording, fixed focus, 78.6 degrees 74.9 degrees, RGB camera
Image Sensor Type CMOS CMOS
Video Resolutions 1280 x 720 1280 x 720
Frame Rate 30 frames per second 30 frames per second
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec Realtek ALC3204 Realtek ALC3204
Compliant Standards High Definition Audio High Definition Audio
Audio Features MaxxAudio Pro -
COMMUNICATIONS Dell Inspiron 3780 Dell Inspiron 5402
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 Bluetooth, Wi-Fi
Wireless Controller - M.2 2230
Network Interface 10/100 Ethernet -
BATTERY Dell Inspiron 3780 Dell Inspiron 5402
Technology 3-cell Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 42 Wh 53 Wh
AC ADAPTER Dell Inspiron 3780 Dell Inspiron 5402
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 65 Watt, 19.5 V, 3.34 A
INPUT Dell Inspiron 3780 Dell Inspiron 5402
Type Keyboard, touchpad Keyboard, touchpad
CONNECTIONS & EXPANSIONS Dell Inspiron 3780 Dell Inspiron 5402
Interfaces HDMI
Headphone/microphone combo jack
USB 2.0
2 x USB 3.1 Gen 1
LAN
HDMI
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 1
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) Yes (microSD, microSDHC, microSDXC)
SOFTWARE Dell Inspiron 3780 Dell Inspiron 5402
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Home
MISCELLANEOUS Dell Inspiron 3780 Dell Inspiron 5402
Included Accessories Power adapter Power adapter
Security Fingerprint reader -
Security Slot Type Noble Wedge security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Max Operating Temperature 40 °C 35 °C
Min Operating Temperature 0 °C 0 °C
Humidity Range Operating 10 - 90% (non-condensing) 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - 15 months - pick-up and return -
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