In depth comparison and review of ASUS ZenBook Duo UX481FA (BM021R) and Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of ASUS ZenBook Duo UX481FA (BM021R) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
compact and portable
solid build quality
efficient multitasking
touchscreen functionality
average battery life
no dedicated GPU
limited upgradeability
higher price point
Advantages and disadvantages of Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
slim aluminum design
full hd display
solid keyboard feel
decent battery life
quiet cooling system
average color accuracy
no thunderbolt support
limited upgrade options
mediocre webcam quality
| DESIGN AND DIMENSIONS | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.3 cm x 22.3 cm x 1.95 cm | 35.8 cm x 24.5 cm x 1.91 cm |
| Weight | 1.5 kg | 1.8 kg |
| Case Material | Aluminum | Aluminum |
| Colour | Celestial blue | Mineral grey |
| DISPLAY | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 72% NTSC | 72% |
| Features | Anti-glare, WideView | Anti-glare |
| PROCESSOR | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 3.9 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 12 GB |
| RAM Type | - | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 3.0 x4 | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce GTX 1650 / Intel UHD Graphics 620 |
| Video Memory | - | 4 GB GDDR5 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - HD | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | IR camera | Privacy shutter |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster, Bang & Olufsen Audio | - |
| COMMUNICATIONS | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 52.5 Wh |
| Battery Life | - | Up to 12 hours |
| AC ADAPTER | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.42 A | 90 Watt |
| INPUT | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Type | Keyboard, stylus, ScreenPad Plus | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Interfaces | USB-C 3.1 Gen 2 USB 3.1 Gen 2 USB 3.1 Gen 1 HDMI |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | ASUS ZenBook Duo UX481FA (BM021R) | Lenovo IdeaPad S540-15IWL GTX (Lenovo IdeaPad S540) |
|---|
| Included Accessories | Stylus, power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Features | - | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.529 W/kg (body), 0.529 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 15IWL GTX 81SW |
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