Side by side comparison and review of ASUS ROG Zephyrus G15 (GA502IU) and ASUS ROG Zephyrus Duo 15 SE (GX551QS). 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 G15 (GA502IU) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful AMD processor
high refresh rate screen
lightweight and portable
solid battery life
effective cooling system
mediocre webcam quality
no Thunderbolt support
limited storage capacity
average color accuracy
Advantages and disadvantages of ASUS ROG Zephyrus Duo 15 SE (GX551QS) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful gaming performance
high-quality build
excellent cooling system
vivid display resolution
high price point
short battery life
heavy and bulky
limited port selection
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 1.99 cm | 36 cm x 26.8 cm x 2.09 cm |
| Weight | 2.1 kg | 2.48 kg |
| DISPLAY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2160 (Ultra HD 4K) |
| V-Sync Rate at Max Res. | 144 Hz | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 47.34% Adobe RGB, 62.5% sRGB | 100% Adobe RGB, 132.7% sRGB |
| Features | Anti-glare | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| CPU | AMD Ryzen 7 4800HS / 2.9 GHz | AMD Ryzen 9 5980HX / 3.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.8 GHz |
| Number of Cores | 8-core | 8-core |
| Cache | L3 - 8 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| STORAGE | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1660 Ti / AMD Radeon Vega Graphics | NVIDIA GeForce RTX 3080 |
| Video Memory | 6 GB GDDR6 SDRAM | 16 GB GDDR6 SDRAM |
| Video System Features | Max-Q design | ROG Boost, Dynamic Boost |
| Gaming | Yes | Yes |
| Sound | Stereo speakers, array microphone | Stereo speakers, two tweeters, array microphone |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | Smart Amplification technology | Smart Amp |
| VR Ready | Yes | - |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 90 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 20 V, 9 A | 240 Watt, 20 V, 12 A |
| INPUT | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Chiclet keyboard, ASUS Overstroke technologie, N-key rollover | Chiclet keyboard, per-key RGB |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| 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 |
Headphone/microphone combo jack USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 3 x USB 3.2 Gen 2 HDMI LAN |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro |
|---|---|---|
| Software Included | Sonic Studio III, Armoury Crate, GameVisual, GameFirst VI | - |
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Included Accessories | Power adapter | Power adapter, palm rest, ROG X DL2 thank you card |
|---|---|---|
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | 65W power delivery | System password, ASUS Aura Sync technology |
| SAR Value | 0.014 W/kg (body), 0.014 W/kg (limb) | - |
| Model Number | AL014T | HB185R |
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