ASUS ROG Zephyrus S GX502GW vs. ASUS VivoBook 14 (X420UA)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of ASUS ROG Zephyrus S GX502GW and ASUS VivoBook 14 (X420UA). 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.

ASUS ROG Zephyrus S GX502GW Review

Advantages and disadvantages of ASUS ROG Zephyrus S GX502GW based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

slim, portable design

144Hz refresh rate display

effective cooling system

RGB keyboard lighting

average battery life

limited storage capacity

no webcam

high price point

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus S GX502GW and ASUS VivoBook 14 (X420UA)
86 % - Design
85 % - Display
87 % - Performance
84 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus S GX502GW vs. ASUS VivoBook 14 (X420UA) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Product Type Notebook Notebook
Dimensions (WxDxH) 36 cm x 25.2 cm x 1.89 cm 32.24 cm x 21 cm x 1.77 cm
Weight 2 kg 1.4 kg
Colour Black Transparent silver
DISPLAY ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Screen Size (Type) 15.6" 14"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. 144 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 200 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features NVIDIA G-SYNC compatible, 3 ms response rate Anti-glare, NanoEdge display
PROCESSOR ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz Intel Core i3 (7th Gen) 7020U / 2.3 GHz
Max Turbo Speed 4.5 GHz -
Number of Cores 6-core Dual-Core
Cache 12 MB 3 MB
64-bit Computing Yes Yes
Chipset Mobile Intel HM370 -
Features Intel Turbo Boost Technology 2.0 -
MEMORY ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
RAM 16 GB (provided memory is soldered) 4 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2666 MHz -
Rated Speed - 2133 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 1 -
STORAGE ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe - NVM Express (NVMe) 128 GB SSD M.2 SATA 6Gb/s
AUDIO & VIDEO ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Graphics Processor (GPU) NVIDIA GeForce RTX 2070 Intel HD Graphics 620
Video Memory 8 GB GDDR6 SDRAM -
Gaming Yes -
Camera - Yes - HD
Sound Stereo speakers, array microphone Stereo speakers, array microphone
Audio Features ESS SABRE HiFi audio DAC technology, Smart Amplification technology ASUS SonicMaster
COMMUNICATIONS ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.2
Network Interface Gigabit Ethernet -
BATTERY ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Technology 4-cell Lithium Ion 2-cell Lithium Ion
Battery Capacity (Size) 76 Wh 38 Wh
AC ADAPTER ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 230 Watt, 19.5 V, 11.8 A 45 Watt, 19 V, 2.37 A
INPUT ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes (RGB) -
Features Chiclet keyboard, ASUS Aura Sync RGB LED, N-key rollover, per-key RGB -
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Interfaces Headphone output
Microphone input
USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 1
LAN
HDMI
Headphone/microphone combo jack
USB-C 3.1 Gen 1
USB 3.1 Gen 1
USB 2.0
HDMI
Memory Card Reader - Yes (microSD)
SOFTWARE ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Operating System (OS) Windows 10 Home Windows 10 Home 64-bit Edition in S mode
MISCELLANEOUS ASUS ROG Zephyrus S GX502GW ASUS VivoBook 14 (X420UA)
Included Accessories Power adapter, web camera Power adapter
Security - Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features - System password, ASUS Battery Health charging technology
SAR Value 0.28 W/kg (body), 0.28 W/kg (limb) 0.286 W/kg (body), 0.286 W/kg (limb)
Model Number ES019T EK019T
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