Side by side comparison and review of ASUS ROG Zephyrus Duo 15 (GX550LWS) and ASUS ROG Zephyrus S15 (GX502LXS). 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.
Advantages and disadvantages of ASUS ROG Zephyrus Duo 15 (GX550LWS) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful gaming performance
high-refresh-rate display
premium build quality
effective cooling system
high price point
short battery life
heavy and bulky
limited port selection
Advantages and disadvantages of ASUS ROG Zephyrus S15 (GX502LXS) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
slim, attractive design
effective cooling system
good audio quality
high price point
average battery life
limited port selection
no webcam included
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 26.8 cm x 2 cm | 36 cm x 25.2 cm x 1.89 cm |
| Weight | 2.48 kg | 2 kg |
| Colour | Gunmetal gray | Brushed black |
| DISPLAY | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 300 Hz | 300 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 100% sRGB, 72% NTSC, 75.35% Adobe RGB | 100% sRGB, 75.36% Adobe RGB |
| Features | Anti-glare, 3 ms response rate, Pantone Validated, 72% NTSC colour gamut | Matte, NVIDIA G-SYNC compatible, 3 ms response rate, Pantone Validated, IPS-level |
| PROCESSOR | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| CPU | Intel Core i7 (10th Gen) 10875H / 2.3 GHz | Intel Core i7 (10th Gen) 10875H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5.1 GHz | 5.1 GHz |
| Number of Cores | 8-core | 8-core |
| Cache | 16 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Intel HM470 | - |
| Features | Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 | Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 |
| MEMORY | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| RAM | 32 GB (1 x 16 GB + 16 GB (soldered)) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 48 GB | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2070 SUPER / Intel UHD Graphics | NVIDIA GeForce RTX 2080 SUPER |
| Video Memory | 8 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Optimus, Max-Q design | Max-Q design |
| Gaming | Yes | Yes |
| Sound | Stereo speakers, array microphone | Stereo speakers, array microphone |
| Audio Features | ESS SABRE HiFi audio DAC technology, Smart Amp | ESS SABRE HiFi audio DAC technology, Smart Amp |
| VR Ready | Yes | Yes |
| COMMUNICATIONS | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 76 Wh |
| AC ADAPTER | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 240 Watt, 20 V, 12 A |
| INPUT | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Type | Keyboard, NumberPad, ScreenPad Plus | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Chiclet keyboard, N-key rollover, per-key RGB, 14" 4K UHD (3840 x 1100) touch display | Chiclet keyboard, per-key RGB |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 2 x USB 3.2 Gen 1 HDMI LAN Headphone output Microphone input |
USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 HDMI LAN USB 3.2 Gen 2 Headphone output Microphone input |
|---|
| SOFTWARE | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home |
|---|---|---|
| Software Included | - | Sonic Studio III, Armoury Crate, GameVisual, GameFirst VI |
| MISCELLANEOUS | ASUS ROG Zephyrus Duo 15 (GX550LWS) | ASUS ROG Zephyrus S15 (GX502LXS) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, 65W power delivery | ASUS Aura Sync technology, Aura RGB lighting, 65W power delivery |
| SAR Value | 0.028 W/kg (body), 0.028 W/kg (limb) | 0.58 W/kg (body), 0.58 W/kg (limb) |
| Model Number | HF055T | HF049T |
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