ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkBook 15-IIL (20SM)

Laptop Comparison, Reviews and Tests
Lenovo ThinkBook 15-IIL (20SM)
Lenovo ThinkBook 15-IIL (20SM)

Our Rating: 75 %

In depth comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkBook 15-IIL (20SM). 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.

ASUS ROG Zephyrus G15 (GA503QS) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503QS) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

lightweight and portable

efficient cooling system

long battery life

premium price tag

no webcam included

limited port selection

loud under load

Lenovo ThinkBook 15-IIL (20SM) Review

Advantages and disadvantages of Lenovo ThinkBook 15-IIL (20SM) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

solid build quality

decent battery life

good processor performance

adequate storage options

average display quality

limited graphics capability

no thunderbolt support

heavier design

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkBook 15-IIL (20SM)
86 % - Design
85 % - Display
86 % - Performance
84 % - Connectivity
85 % - Battery
78 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkBook 15-IIL (20SM) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.5 cm x 24.3 cm x 1.99 cm 36.4 cm x 24.5 cm x 1.89 cm
Weight 1.9 kg 1.8 kg
Case Material - Aluminum, polycarbonate ABS
Colour Eclipse grey Mineral grey
DISPLAY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
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 250 cd/m² 250 cd/m²
Colour Gamut 45% NTSC, 47.34% Adobe RGB, 62.5% sRGB -
Features Anti-glare, FreeSync Technology, ±85° horizontal viewing angle, ±85° vertical viewing angle, IPS-level Anti-glare
PROCESSOR ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
CPU AMD Ryzen 7 5800HS / 2.8 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 4.4 GHz 3.6 GHz
Number of Cores 8-core Quad-Core
Cache 16 MB 6 MB
64-bit Computing Yes Yes
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 8 GB (1 x 8 GB)
Max RAM Supported 24 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 2666 MHz
Rated Speed - 2666 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 0
STORAGE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3080 / AMD Radeon Graphics Intel UHD Graphics
Video Memory 8 GB GDDR6 SDRAM -
Video System Features NVIDIA Optimus -
Gaming Yes -
Camera - Yes - 720p
Camera Features - ThinkShutter camera privacy
Sound Stereo speakers, two tweeters, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Smart Amplification technology -
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Dual stream (2x2) Dual stream (2x2)
BATTERY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Technology 4-cell Lithium Ion Lithium Ion
Battery Capacity (Size) 90 Wh 45 Wh
Battery Life - Up to 9 hours
AC ADAPTER ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 200 Watt, 20 V, 10 A 65 Watt
INPUT ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Interfaces Headphone/microphone combo jack
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
LAN
HDMI
USB 2.0
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Operating System (OS) Windows 10 Home Windows 10 Pro 64-bit Edition - French
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkBook 15-IIL (20SM)
Included Accessories Power adapter Power adapter
Security Fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features System password Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number HN013T -
Other Comparisons with ASUS ROG Zephyrus G15 (GA503QS)
Other Comparisons with Lenovo ThinkBook 15-IIL (20SM)
Other Popular Laptop Comparisons
Other projects: