Side by side comparison and review of ASUS ROG Zephyrus M GU502GU and ASUS ZenBook S UX391UA (ET053R). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 1.89 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 1.93 kg | 1 kg |
| Colour | Brushed black | Deep dive blue |
| DISPLAY | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Screen Size (Type) | 15.6" | 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. | 240 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 100% sRGB, 72% NTSC, 75.36% Adobe RGB | 72% NTSC |
| Features | Anti-glare, 178° horizontal and vertical viewing angle, 3 ms response rate, Pantone Validated | Anti-glare, 178° horizontal and vertical viewing angle |
| PROCESSOR | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| 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 | - |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | - |
| MEMORY | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2666 MHz | 2133 MHz |
| Rated Speed | 2666 MHz | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 1 TB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1660 Ti / Intel UHD Graphics 630 | 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 | Smart Amplification technology | ASUS SonicMaster |
| COMMUNICATIONS | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| BATTERY | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| 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 GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| 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 GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard, per-key RGB | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 USB 3.2 Gen 2 HDMI LAN Headphone output Microphone input |
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 GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus M GU502GU | ASUS ZenBook S UX391UA (ET053R) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Fingerprint reader |
| 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 | AZ067T | - |
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