In depth comparison and review of ASUS ROG Zephyrus G15 (GA502IV) and Lenovo ThinkPad T15g Gen 1 (20US). 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 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
Advantages and disadvantages of Lenovo ThinkPad T15g Gen 1 (20US) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful graphics capabilities
robust build quality
high-resolution display
advanced security features
good thermal management
heavy and bulky
expensive price point
average battery life
limited color accuracy
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 2.04 cm | 37.54 cm x 25.23 cm x 3.145 cm |
| Weight | 2.1 kg | 2.74 kg |
| Case Material | - | Glass-fibre, glass-fibre reinforced plastic, polyphenylene sulfide |
| Colour | Brushed black | Black |
| DISPLAY | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 240 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB, 68% NTSC, 72% sRGB, 75.36% Adobe RGB | 72% NTSC |
| Features | Anti-glare, 3 ms response rate, Pantone Validated | Anti-glare, 160° viewing angle, 72% NTSC colour gamut |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| CPU | AMD Ryzen 7 4800HS / 2.9 GHz | Intel Core i7 (10th Gen) 10850H / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 5.1 GHz |
| Number of Cores | 8-core | 6-core |
| Cache | 8 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel WM490 |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 24 GB | 128 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 3200 MHz | 2933 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | 1 | 4 |
| Empty Slots | 0 | 3 |
| STORAGE | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| 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 2070 SUPER / Intel UHD Graphics |
| Video Memory | 6 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Optimus | Max-Q design |
| Gaming | Yes | - |
| Camera | - | Yes - 720p |
| Camera Features | - | Fixed focus, ThinkShutter camera privacy |
| Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | Smart Amplification technology | - |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Technology | 4-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 94 Wh |
| Battery Life | Up to 10 hour(s) | Up to 16.4 hours |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 20 V, 9 A | 230 Watt, 20 V |
| INPUT | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Slots | - | 2 x M.2 Card (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 |
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
| Memory Card Reader | - | Yes (SD Card) |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA502IV) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Included Accessories | Power adapter, bezel label | Power adapter |
|---|---|---|
| Security | - | 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 | System password | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| SAR Value | 0.014 W/kg (body), 0.014 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Model Number | AZ001T | - |
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