Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) vs. ASUS ROG Zephyrus G15 (GA503RW)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) and ASUS ROG Zephyrus G15 (GA503RW). 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.

Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) Review

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

solid build quality

efficient multitasking performance

affordable price point

adequate port selection

fast charging support

average display quality

modest battery life

heavier design

no thunderbolt support

ASUS ROG Zephyrus G15 (GA503RW) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503RW) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

lightweight, portable design

efficient cooling system

long battery life

expensive price point

limited port selection

no webcam included

average speaker quality

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) and ASUS ROG Zephyrus G15 (GA503RW)
78 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
75 % - Battery
81 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) vs. ASUS ROG Zephyrus G15 (GA503RW) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.4 cm x 24.5 cm x 1.89 cm 35.5 cm x 24.3 cm x 1.99 cm
Weight 1.8 kg 1.9 kg
Case Material Aluminum, polycarbonate ABS -
Colour Mineral grey Moonlight white
DISPLAY Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Screen Size (Type) 15.6" - TN 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1440 (WQHD)
V-Sync Rate at Max Res. - 240 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² -
Colour Gamut - 100% DCI-P3
Features Anti-glare, Wide Viewing Angle Anti-glare, Adaptive-Sync technology, 3 ms response rate, Pantone Validated, IPS-level
PROCESSOR Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
CPU Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz AMD Ryzen 9 6900HS / 3.3 GHz
Max Turbo Speed 3.4 GHz 4.9 GHz
Number of Cores Dual-Core 8-core
Cache 4 MB 16 MB
64-bit Computing Yes -
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
RAM 4 GB (1 x 4 GB) 16 GB (provided memory is soldered)
Max RAM Supported 16 GB 48 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 2666 MHz 4800 MHz
Rated Speed 2666 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe - SanDisk 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel UHD Graphics NVIDIA GeForce RTX 3070 Ti / AMD Radeon 680M
Video Memory - 8 GB GDDR6 SDRAM
Video System Features - NVIDIA Optimus, ROG Boost, Dynamic Boost
Gaming - Yes
Camera Yes - 720p Yes - 720p
Camera Features ThinkShutter camera privacy IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Two tweeters, two woofers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
Audio Features - Noise-cancellation technology, Smart Amplification technology
COMMUNICATIONS Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Technology 3-cell Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 45 Wh 90 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 20 V, 3.25 A 200 Watt, 20 V, 10 A
INPUT Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes (RGB)
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Interfaces USB 2.0
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
Headphone/microphone combo jack
HDMI
LAN
2 x USB 3.2 Gen 2
2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSDXC UHS-II)
SOFTWARE Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Home
MISCELLANEOUS Lenovo ThinkBook 15-IIL (Lenovo ThinkBook 15) ASUS ROG Zephyrus G15 (GA503RW)
Included Accessories Power adapter Power adapter
Security 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 Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested System password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Silver -
Model Number IIL 20SM LN031W
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