In depth comparison and review of Lenovo ThinkBook 15-IIL (20SM) and ASUS ROG Zephyrus G16 (GU603VI). 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 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
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
DESIGN AND DIMENSIONS | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 36.4 cm x 24.5 cm x 1.89 cm | 35.5 cm x 24.3 cm x 2.23 cm |
Weight | 1.8 kg | 2 kg |
Case Material | Aluminum, polycarbonate ABS | - |
Colour | Mineral grey | Eclipse grey |
DISPLAY | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Screen Size (Type) | 15.6" - IPS | 16" |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
V-Sync Rate at Max Res. | - | 240 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:10 |
Image Brightness | 250 cd/m² | - |
Colour Gamut | - | 100% DCI-P3 |
Features | Anti-glare | 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 |
PROCESSOR | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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CPU | Intel Core i5 (10th Gen) 1035G1 / 1 GHz | Intel Core i9 (13th Gen) 13900H / 2.6 GHz |
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Max Turbo Speed | 3.6 GHz | 5.4 GHz |
Number of Cores | Quad-Core | 14-core |
Cache | 6 MB | 24 MB |
64-bit Computing | Yes | - |
Features | Integrated memory controller | Intel Smart Cache |
MEMORY | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
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Max RAM Supported | 16 GB | - |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 3200 MHz |
Rated Speed | 2666 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 1 | - |
Empty Slots | 0 | - |
STORAGE | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce RTX 4070 / Intel Iris Xe Graphics |
Video Memory | - | 8 GB GDDR6 SDRAM |
Video System Features | - | ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus |
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 | - | Output: Smart Amplification technology; Input: AI noise cancelling |
COMMUNICATIONS | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | M.2 Card | - |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Features | Dual stream (2x2) | Dual stream (2x2) |
BATTERY | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Technology | Lithium Ion | 4-cell Lithium Ion |
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Battery Capacity (Size) | 45 Wh | 90 Wh |
Battery Life | Up to 9 hours | - |
AC ADAPTER | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 240 Watt, 20 V, 12 A |
INPUT | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard, N-key rollover, 1.7mm travel distance |
CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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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 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) |
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Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
SOFTWARE | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - French | Windows 11 Home |
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Software Included | Microsoft Office (30 days trial) | - |
MISCELLANEOUS | Lenovo ThinkBook 15-IIL (20SM) | ASUS ROG Zephyrus G16 (GU603VI) |
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Included Accessories | Power adapter | Power adapter |
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Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM) Security Chip |
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 | Administrator password, ASUS Aura Sync technology, ErgoLift, ROG Intelligent Cooling, Arc Flow Fans, ROG Nebula Display |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
Model Number | - | N4015W |