In depth comparison and review of ASUS ROG Zephyrus G16 (GU603VI) and Lenovo ThinkBook 14 G6 IRL (21KG). 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.
Advantages and disadvantages of ASUS ROG Zephyrus G16 (GU603VI) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
compact, lightweight design
advanced cooling system
good battery life
expensive price point
limited port selection
noisy under load
average webcam quality
Advantages and disadvantages of Lenovo ThinkBook 14 G6 IRL (21KG) based on its technical characteristics, features, user experience, expert reviews and price level.
efficient multitasking capabilities
solid build quality
responsive fingerprint sensor
good value pricing
adequate port selection
average battery life
dim display brightness
mediocre speaker quality
no thunderbolt support
DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Product Type | Notebook - 180-degree hinge design | Notebook |
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Dimensions (WxDxH) | 35.5 cm x 24.3 cm x 2.23 cm | 31.35 cm x 22.4 cm x 1.69 cm |
Weight | 2 kg | 1.38 kg |
Case Material | - | Aluminium (top), aluminium (bottom) |
Colour | Eclipse grey | Dual tone arctic grey |
DISPLAY | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Screen Size (Type) | 16" | 14" - IPS |
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Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1200 (WUXGA) |
V-Sync Rate at Max Res. | 240 Hz | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:10 | 16:10 |
Image Brightness | - | 300 cd/m² |
Colour Gamut | 100% DCI-P3 | 45% NTSC |
Features | Anti-glare, NVIDIA G-SYNC compatible, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 94% screen-to-body ratio | Anti-glare, Low Blue Light technology |
PROCESSOR | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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CPU | Intel Core i9 (13th Gen) 13900H / 2.6 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
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Max Turbo Speed | 5.4 GHz | 4.6 GHz |
Number of Cores | 14-core | 10-core |
Cache | 24 MB | 12 MB |
Features | Intel Smart Cache | Integrated memory controller |
MEMORY | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
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Max RAM Supported | - | 64 GB |
RAM Type | DDR4 SDRAM | DDR5 SDRAM |
Speed | 3200 MHz | 5200 MHz |
Rated Speed | 3200 MHz | 5200 MHz |
Form Factor | - | SO-DIMM 262-pin |
Slots Qty | - | 2 |
Empty Slots | - | 1 |
STORAGE | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
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Graphics Processor (GPU) | NVIDIA GeForce RTX 4070 / Intel Iris Xe Graphics | Intel Iris Xe Graphics |
Max Monitors Supported | - | 3 external monitor(s) |
Video Memory | 8 GB GDDR6 SDRAM | - |
Video System Features | ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus | Functions as Intel UHD graphics (for single-channel memory) |
Gaming | Yes | - |
Camera | Yes - 720p | Yes - 1080p |
Camera Features | IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
Sound | Two tweeters, two woofers, array microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio |
Audio Features | Output: Smart Amplification technology; Input: AI noise cancelling | Input: noise-cancellation technology |
COMMUNICATIONS | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | - | M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | - | Intel I219-V |
Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
BATTERY | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Technology | 4-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 90 Wh | 45 Wh |
AC ADAPTER | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 240 Watt, 20 V, 12 A | 65 Watt |
INPUT | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Keyboard Backlight | Yes | Yes |
Features | Chiclet keyboard, N-key rollover, 1.7mm travel distance | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad |
CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
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Interfaces | Headphone/microphone combo jack HDMI 2.1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 LAN Thunderbolt 4 (supports DisplayPort) (Power Delivery) |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 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 (4K support) LAN Headphone/microphone combo jack |
Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
SOFTWARE | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Operating System (OS) | Windows 11 Home | Windows 11 Pro - English |
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Software Included | - | Microsoft Office (Trial) |
MISCELLANEOUS | ASUS ROG Zephyrus G16 (GU603VI) | Lenovo ThinkBook 14 G6 IRL (21KG) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | Firmware Trusted Platform Module (TPM) Security Chip | 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 | Administrator password, ASUS Aura Sync technology, ErgoLift, ROG Intelligent Cooling, Arc Flow Fans, ROG Nebula Display | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0 |
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 | N4015W | - |