Side by side comparison and review of Lenovo ThinkPad X395 (20NM) and ASUS ROG Zephyrus Duo 15 (GX550LWS). 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 Lenovo ThinkPad X395 (20NM) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
compact and portable
efficient thermal management
average display brightness
limited storage capacity
no dedicated GPU
higher price segment
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.19 cm x 21.72 cm x 1.69 cm | 36 cm x 26.8 cm x 2 cm |
| Weight | 1.28 kg | 2.48 kg |
| Case Material | Glass-fibre, magnesium-aluminum alloy, polyphenylene sulfide | - |
| Colour | Black | Gunmetal gray |
| DISPLAY | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Screen Size (Type) | 13.3" - IPS | 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. | - | 300 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 72% | 100% sRGB, 72% NTSC, 75.35% Adobe RGB |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 3 ms response rate, Pantone Validated, 72% NTSC colour gamut |
| PROCESSOR | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| CPU | AMD Ryzen 5 Pro 3500U / 2.1 GHz | Intel Core i7 (10th Gen) 10875H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 5.1 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | L3 - 4 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Intel HM470 |
| Features | Integrated memory controller | Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 |
| MEMORY | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| RAM | 8 GB (provided memory is soldered) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2933 MHz |
| Rated Speed | 2666 MHz | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - SK Hynix | 1 TB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | NVIDIA GeForce RTX 2070 SUPER / Intel UHD Graphics |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA Optimus, Max-Q design |
| Gaming | - | Yes |
| Camera | Yes - 720p | - |
| Camera Features | ThinkShutter camera privacy | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| Audio Features | - | ESS SABRE HiFi audio DAC technology, Smart Amp |
| VR Ready | - | Yes |
| COMMUNICATIONS | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 9260 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Compliant Standards | DASH | - |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE Advanced | - |
| Controller | FIBOCOM L850-GL - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 90 Wh |
| Battery Life | Up to 14.5 hours | - |
| AC ADAPTER | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 240 Watt, 20 V, 12 A |
| INPUT | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, NumberPad, ScreenPad Plus |
|---|---|---|
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard, N-key rollover, per-key RGB, 14" 4K UHD (3840 x 1100) touch display |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 2 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack HDMI Lenovo Ethernet extension connector Dock LAN (on supplied cable) |
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 |
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X395 (20NM) | ASUS ROG Zephyrus Duo 15 (GX550LWS) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter, ThinkPad Ethernet Extension Cable Gen 2 | Power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card reader | - |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | System password, 65W power delivery |
| Compliant Standards | RoHS | - |
| SAR Value | - | 0.028 W/kg (body), 0.028 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Silver | - |
| Model Number | - | HF055T |
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