Dell Inspiron 3780 vs. ASUS Vivobook 14X (K3405ZF)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 3780 and ASUS Vivobook 14X (K3405ZF). 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 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

ASUS Vivobook 14X (K3405ZF) Review

Advantages and disadvantages of ASUS Vivobook 14X (K3405ZF) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processor

lightweight and portable

vivid oled display

fast ssd storage

competitive price point

average battery life

limited port selection

no dedicated gpu

standard design

Laptop Comparison and Tests

Difference between Dell Inspiron 3780 and ASUS Vivobook 14X (K3405ZF)
75 % - Design
75 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery
82 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
80 % - Battery

Laptop Specifications Comparison

Dell Inspiron 3780 vs. ASUS Vivobook 14X (K3405ZF) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 41.54 cm x 27.92 cm x 2.56 cm 31.71 cm x 22.25 cm x 1.89 cm
Weight 3.03 kg 1.4 kg
Case Material - Aluminum
Colour Silver Cool silver
DISPLAY Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
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 Glossy
PROCESSOR Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
CPU Intel Core i5 (8th Gen) 8265U / 1.6 GHz Intel Core i5 (12th Gen) 12450H / 2 GHz
Max Turbo Speed 3.9 GHz 4.4 GHz
Number of Cores Quad-Core 8-core
Cache 6 MB L3 - 12 MB
64-bit Computing Yes -
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache Intel Smart Cache
MEMORY Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
RAM 8 GB (1 x 8 GB) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported 16 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz -
Rated Speed 2666 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 0
STORAGE Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2280 PCIe - NVM Express (NVMe) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
Secondary Storage 1 TB HDD SATA 6Gb/s / 5400 rpm -
Optical Drive DVD-Writer - tray -
AUDIO & VIDEO Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) AMD Radeon 520 NVIDIA GeForce RTX 2050 / Intel UHD Graphics
Video Memory 2 GB GDDR5 SDRAM 4 GB GDDR6 SDRAM
Camera Yes - HD Yes - HD
Resolution 0.92 Megapixel -
Camera Features 720p HD movie recording, fixed focus, 78.6 degrees Privacy shutter
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, microphone Dual speakers, microphone
Codec Realtek ALC3204 -
Compliant Standards High Definition Audio -
Audio Features MaxxAudio Pro Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster
COMMUNICATIONS Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Network Interface 10/100 Ethernet -
Features - Single stream (1x1)
BATTERY Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Technology 3-cell Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 42 Wh 50 Wh
AC ADAPTER Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 90 Watt, 19 V, 4.74 A
INPUT Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight - Yes
Features - 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Interfaces HDMI
Headphone/microphone combo jack
USB 2.0
2 x USB 3.1 Gen 1
LAN
HDMI 2.1
Headphone/microphone combo jack
2 x USB 3.2 Gen 1
USB-C 3.2 Gen 1 (Power Delivery)
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Home
Software Included - MyASUS, ScreenXpert, GlideX
MISCELLANEOUS Dell Inspiron 3780 ASUS Vivobook 14X (K3405ZF)
Included Accessories Power adapter Power adapter, wired mouse, Carry bag
Security Fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Noble Wedge security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features - ASUS IceCool design, MIL-STD-810H tested
Compliant Standards - RoHS, REACH
Max Operating Temperature 40 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 10 - 90% (non-condensing) -
Manufacturer Warranty Limited warranty - 15 months - pick-up and return -
Model Number - LY134W
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