ASUS ROG Zephyrus G15 (GA502IV) vs. Lenovo ThinkBook 16p G4 IRH (21J8)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ROG Zephyrus G15 (GA502IV) and Lenovo ThinkBook 16p G4 IRH (21J8). 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 (GA502IV) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA502IV) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

high refresh rate display

lightweight and portable

efficient cooling system

good battery life

limited storage capacity

no webcam included

average speaker quality

higher price point

Lenovo ThinkBook 16p G4 IRH (21J8) Review

Advantages and disadvantages of Lenovo ThinkBook 16p G4 IRH (21J8) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

high-resolution display

solid build quality

good thermal management

decent battery life

heavier than competitors

limited port selection

higher price point

noisy under load

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA502IV) and Lenovo ThinkBook 16p G4 IRH (21J8)
82 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
83 % - Design
86 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA502IV) vs. Lenovo ThinkBook 16p G4 IRH (21J8) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Product Type Notebook Notebook
Dimensions (WxDxH) 36 cm x 25.2 cm x 2.04 cm 35.46 cm x 25.5 cm x 1.99 cm
Weight 2.1 kg 2.2 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Brushed black Dual tone storm grey
DISPLAY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Screen Size (Type) 15.6" 16" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (WQXGA)
V-Sync Rate at Max Res. 240 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 400 cd/m²
Colour Gamut 100% sRGB, 68% NTSC, 72% sRGB, 75.36% Adobe RGB 100% sRGB
Features Anti-glare, 3 ms response rate, Pantone Validated Anti-glare, Delta E<2 calibration, Eyesafe technology, X-Rite Pantone factory color calibration, Dolby Vision, Smart sense panel, ±89° viewing angle
PROCESSOR ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
CPU AMD Ryzen 7 4800HS / 2.9 GHz Intel Core i7 (13th Gen) 13700H / 2.4 GHz
Max Turbo Speed 4.2 GHz 5 GHz
Number of Cores 8-core 14-core
Cache 8 MB 24 MB
64-bit Computing Yes -
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 16 GB (2 x 8 GB)
Max RAM Supported 24 GB 32 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 3200 MHz 5200 MHz
Rated Speed - 5200 MHz
Form Factor - SO-DIMM 262-pin
Slots Qty 1 2
Empty Slots 0 0
STORAGE ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Multi-GPU Configuration 1 single GPU card / integrated GPU 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 2060 / AMD Radeon Vega Graphics NVIDIA GeForce RTX 4060 / Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 6 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features NVIDIA Optimus NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0, Direct X 12 Ultimate, NVIDIA DLSS 3
Gaming Yes -
Camera - Yes - 1080p
Camera Features - Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Stereo speakers, array microphone Two tweeters, two woofers, dual array microphone
Codec - Realtek ALC3306-CG
Compliant Standards - High Definition Audio, Dolby Atmos
Audio Features Smart Amplification technology Output: harman/kardon stereo speakers, Smart Amplifier (AMP); Input: noise-cancellation technology
VR Ready - Yes
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 76 Wh 80 Wh
Battery Life Up to 10 hour(s) Up to 18 hours
Battery Run Time - Local video (1080p) playback time (150 nits): up to 18 hours
AC ADAPTER ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 20 V, 9 A 230 Watt
INPUT ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, smart sense keyboard backlight, SMB Service hot key
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Slots - 1 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces Headphone/microphone combo jack
3 x USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
HDMI
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (8K support)
Headphone/microphone combo jack
Memory Card Reader - Yes (SD Express Card)
SOFTWARE ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkBook 16p G4 IRH (21J8)
Included Accessories Power adapter, bezel label Power adapter
Integrated Options - Ambient light sensor
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington nano 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, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS, LA2-Q AI performance chip
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Hardware Solution), TCO Certified 9.0, Low-VOC
SAR Value 0.014 W/kg (body), 0.014 W/kg (limb) -
Carbon Footprint - 402 kg carbon emissions (EU)
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number AZ001T -
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