Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) vs. ASUS ROG Zephyrus G15 (GA503RM)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) and ASUS ROG Zephyrus G15 (GA503RM). 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.

Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) Review

Advantages and disadvantages of Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

responsive fingerprint reader

decent battery life

affordable business laptop

solid processor performance

average display quality

no thunderbolt support

limited upgrade options

mediocre speaker output

ASUS ROG Zephyrus G15 (GA503RM) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503RM) 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

good battery life

high price point

no webcam included

limited port selection

average speaker quality

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) and ASUS ROG Zephyrus G15 (GA503RM)
86 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
75 % - Battery
82 % - Design
82 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) vs. ASUS ROG Zephyrus G15 (GA503RM) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.6 cm x 23 cm x 1.79 cm 35.5 cm x 24.3 cm x 1.99 cm
Weight 1.5 kg 1.9 kg
Case Material Aluminum -
Colour Mineral grey Moonlight white
DISPLAY Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Screen Size (Type) 14" - IPS 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. - 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² -
Colour Gamut - 100% DCI-P3
Features Anti-glare Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level
PROCESSOR Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz AMD Ryzen 9 6900HS / 3.3 GHz
Max Turbo Speed 4.2 GHz 4.9 GHz
Number of Cores Quad-Core 8-core
Cache 6 MB L3 - 16 MB
64-bit Computing Yes -
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
RAM 8 GB (provided memory is soldered) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported 24 GB 40 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 1 0
STORAGE Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel UHD Graphics NVIDIA GeForce RTX 3060 / 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 Amp
COMMUNICATIONS Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
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 M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Technology Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 45 Wh 90 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 240 Watt, 20 V, 12 A
INPUT Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes (RGB)
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Interfaces 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
Headphone/microphone combo jack
2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 2
HDMI
LAN
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD, microSDXC UHS-II)
SOFTWARE Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 11 Home
Software Included Microsoft Office (30 days trial) -
MISCELLANEOUS Lenovo ThinkBook 14-IML (Lenovo ThinkBook 14) ASUS ROG Zephyrus G15 (GA503RM)
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 System password, ErgoLift
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 -
SAR Value 0.49 W/kg (body), 0.49 W/kg (limb) -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Silver -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number IML 20RV HQ007W
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