Detailed comparison and review of ASUS ROG Zephyrus Duo 15 SE (GX551QS) and Dell G15 (5511). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
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
Advantages and disadvantages of Dell G15 (5511) based on its technical characteristics, features, user experience, expert reviews and price level.
strong gaming performance
efficient thermal management
reasonable price point
robust build quality
upgradable memory options
heavyweight design
mediocre battery life
dim display
limited port selection
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 26.8 cm x 2.09 cm | 35.726 cm x 27.211 cm x 2.533 cm |
| Weight | 2.48 kg | 2.81 kg |
| Colour | - | Dark shadow grey |
| DISPLAY | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| 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) |
| Pixel Density (ppi) | - | 141 |
| V-Sync Rate at Max Res. | 120 Hz | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | 100% Adobe RGB, 132.7% sRGB | 45% NTSC |
| Features | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.17925 mm pixel pitch |
| PROCESSOR | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| CPU | AMD Ryzen 9 5980HX / 3.3 GHz | Intel Core i5 (11th Gen) 11400H |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 4.5 GHz |
| Number of Cores | 8-core | 6-core |
| Cache | L3 - 16 MB | 12 MB |
| Chipset | - | Intel HM570 |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| RAM | 32 GB (1 x 16 GB + 16 GB (soldered)) | 8 GB |
|---|---|---|
| Max RAM Supported | 48 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2933 MHz |
| Rated Speed | - | 2933 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| STORAGE | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 | NVIDIA GeForce RTX 3050 |
|---|---|---|
| Video Memory | 16 GB GDDR6 SDRAM | 4 GB GDDR6 SDRAM |
| Video System Features | ROG Boost, Dynamic Boost | - |
| Gaming | Yes | - |
| Camera | - | Yes - HD |
| Resolution | - | 0.92 Megapixel |
| Camera Features | - | 78.6 degrees, RGB camera |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1280 x 720 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, two tweeters, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3254 |
| Compliant Standards | Dolby Atmos | High Definition Audio |
| Audio Features | Smart Amp | Nahimic 3D audio |
| COMMUNICATIONS | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 2230 |
| Network Interface | Gigabit Ethernet | 2.5 Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8125BGS |
| Features | Dual stream (2x2) | - |
| BATTERY | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Technology | 4-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 56 Wh |
| AC ADAPTER | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 180 Watt, 19.5 V, 9.23 A |
| INPUT | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Type | Keyboard, NumberPad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard, per-key RGB | - |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Interfaces | 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 |
LAN USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) USB 3.2 Gen 1 (PowerShare) 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 11 Home |
|---|---|---|
| Software Included | - | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | ASUS ROG Zephyrus Duo 15 SE (GX551QS) | Dell G15 (5511) |
|---|
| Included Accessories | Power adapter, palm rest, ROG X DL2 thank you card | Power adapter |
|---|---|---|
| Features | System password, ASUS Aura Sync technology | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Model Number | HB185R | - |
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