In depth comparison and review of ASUS ROG Zephyrus M GU502GV and ASUS ZenBook S UX391UA (ET087T). 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.
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 1.99 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 1.99 kg | 1 kg |
| Colour | Black metal | Deep dive blue |
| DISPLAY | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Screen Size (Type) | 15.6" - IPS | 13.3" |
|---|---|---|
| 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. | 144 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB, 72% NTSC, 75.79% Adobe RGB | 72% NTSC |
| Features | Anti-glare | Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle |
| PROCESSOR | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i7 (8th Gen) 8550U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | 12 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel HM370 | - |
| Features | - | Intel Turbo Boost Technology 2.0 |
| MEMORY | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | 2666 MHz | 2133 MHz |
| STORAGE | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 SATA 6Gb/s |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2060 | Intel UHD Graphics 620 |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | - |
| Gaming | Yes | - |
| Camera | - | Yes - HD |
| Sound | Stereo speakers, array microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | ESS SABRE HiFi audio DAC technology | ASUS SonicMaster |
| COMMUNICATIONS | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| BATTERY | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 50 Wh |
| Battery Life | - | Up to 13.5 hours |
| AC ADAPTER | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt, 19.5 V, 11.8 A | 65 Watt, 20 V |
| INPUT | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | ASUS Aura Sync RGB LED | - |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 2 USB-C 3.1 Gen 2 (supports DisplayPort 1.4 Alt Mode) 2 x USB 3.1 Gen 1 USB 3.1 Gen 1 HDMI |
Headphone/microphone combo jack USB-C 3.1 Gen 1 (Power Delivery/data/video) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) (Power Delivery/data/video) |
|---|
| SOFTWARE | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus M GU502GV | ASUS ZenBook S UX391UA (ET087T) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password | - |
| SAR Value | 0.38 W/kg (body), 0.38 W/kg (limb) | - |
| Model Number | ES004T | - |
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