ASUS ROG Zephyrus S GX502GW vs. Lenovo IdeaPad S540-15IML (81NG)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of ASUS ROG Zephyrus S GX502GW and Lenovo IdeaPad S540-15IML (81NG). 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

Lenovo IdeaPad S540-15IML (81NG) Review

Advantages and disadvantages of Lenovo IdeaPad S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.

sleek aluminum design

sharp full HD display

fast processing speeds

ample storage capacity

good battery life

heavier than competitors

no optical drive

limited port selection

average graphics performance

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus S GX502GW and Lenovo IdeaPad S540-15IML (81NG)
86 % - Design
85 % - Display
87 % - Performance
84 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus S GX502GW vs. Lenovo IdeaPad S540-15IML (81NG) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Product Type Notebook Notebook
Dimensions (WxDxH) 36 cm x 25.2 cm x 1.89 cm 35.8 cm x 24.5 cm x 1.69 cm
Weight 2 kg 1.95 kg
Case Material - Aluminum, glass
Colour Black Mineral grey
DISPLAY ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Screen Size (Type) 15.6" 15.6" - IPS
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 - 300 cd/m²
Colour Gamut 100% sRGB 72%
Features NVIDIA G-SYNC compatible, 3 ms response rate Glossy, glass cover
PROCESSOR ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 4.5 GHz 4.2 GHz
Number of Cores 6-core Quad-Core
Cache 12 MB 6 MB
64-bit Computing Yes Yes
Chipset Mobile Intel HM370 -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
RAM 16 GB (provided memory is soldered) 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 32 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz 2400 MHz
Rated Speed - 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 0
STORAGE ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Graphics Processor (GPU) NVIDIA GeForce RTX 2070 Intel UHD Graphics
Video Memory 8 GB GDDR6 SDRAM -
Gaming Yes -
Camera - Yes - 720p
Resolution - 1 Megapixel
Camera Features - Privacy shutter
Sound Stereo speakers, array microphone Stereo speakers, dual array microphone
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features ESS SABRE HiFi audio DAC technology, Smart Amplification technology -
COMMUNICATIONS ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Technology 4-cell Lithium Ion Lithium Ion
Battery Capacity (Size) 76 Wh 70 Wh
Battery Life - Up to 15 hours
AC ADAPTER ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 230 Watt, 19.5 V, 11.8 A 65 Watt
INPUT ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes (RGB) Yes
Features Chiclet keyboard, ASUS Aura Sync RGB LED, N-key rollover, per-key RGB Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
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
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Operating System (OS) Windows 10 Home Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS ASUS ROG Zephyrus S GX502GW Lenovo IdeaPad S540-15IML (81NG)
Included Accessories Power adapter, web camera Power adapter
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features - Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.28 W/kg (body), 0.28 W/kg (limb) 1.81 W/kg (body), 1.81 W/kg (limb)
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number ES019T -
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