In depth comparison and review of Lenovo ThinkPad X390 and ASUS ROG Zephyrus G15 (GA502IV). 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 ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
compact and portable
reliable performance
average display brightness
limited graphics capability
noisy under load
higher price point
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 36 cm x 25.2 cm x 2.04 cm |
| Weight | 1.33 kg | 2.1 kg |
| Colour | - | Brushed black |
| DISPLAY | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Screen Size (Type) | 13.3" - TN | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (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 | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% | 100% sRGB, 68% NTSC, 72% sRGB, 75.36% Adobe RGB |
| Features | Anti-glare, 90° viewing angle | Anti-glare, 3 ms response rate, Pantone Validated |
| PROCESSOR | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| CPU | Intel Core i5 (8th Gen) 8365U / 1.6 GHz | AMD Ryzen 7 4800HS / 2.9 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4.2 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| RAM | 8 GB | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 24 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 1 TB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce RTX 2060 / AMD Radeon Vega Graphics |
| Video Memory | - | 6 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA Optimus |
| Gaming | - | Yes |
| Camera | Yes - 720p | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| Audio Features | - | Smart Amplification technology |
| COMMUNICATIONS | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 76 Wh |
| Battery Life | - | Up to 10 hour(s) |
| AC ADAPTER | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 180 Watt, 20 V, 9 A |
| INPUT | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Dock Headphone/microphone combo jack LAN (on supplied cable) |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X390 | ASUS ROG Zephyrus G15 (GA502IV) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | - | Power adapter, bezel label |
| 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 |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | - |
| SAR Value | - | 0.014 W/kg (body), 0.014 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| Model Number | - | AZ001T |
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