Side by side comparison and review of Lenovo IdeaPad S540-15IML (81NG) and ASUS Zenbook Pro 14 OLED (UX6404VV). 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 IdeaPad S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp full HD display
fast processing speeds
ample storage capacity
good battery life
heavier than competitors
no optical drive
limited port selection
average graphics performance
Advantages and disadvantages of ASUS Zenbook Pro 14 OLED (UX6404VV) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
compact, sleek design
high performance levels
solid build quality
good connectivity options
premium price point
average battery life
limited upgradeability
noisy under load
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 24.5 cm x 1.69 cm | 32.18 cm x 22.33 cm x 1.79 cm |
| Weight | 1.95 kg | 1.6 kg |
| Case Material | Aluminum, glass | Aluminum |
| Colour | Mineral grey | Tech black |
| DISPLAY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14.5" OLED |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1800 (2.8K) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 600 cd/m² |
| Colour Gamut | 72% | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Glossy, glass cover | Glossy, Pantone calibrated, Dolby Vision, 90% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black, VESA DisplayHDR |
| PROCESSOR | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i9 (13th Gen) 13900H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 5.4 GHz |
| Number of Cores | Quad-Core | 14-core |
| Cache | 6 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 48 GB |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce RTX 4060 / Intel Iris Xe Graphics |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | MUX Switch, NVIDIA DLSS 3, NVIDIA Studio |
| Camera | Yes - 720p | Yes - 1080p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | IR camera, Windows Hello, ASUS 3D Noise Reduction (3DNR) Technology, ASUS AiSense Camera |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | - | Output: Smart Amp, Asus Audio Booster; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 76 Wh |
| Battery Life | Up to 15 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 200 Watt, 20 V, 10 A |
| INPUT | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
Headphone/microphone combo jack HDMI 2.1 USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD 4.0 card reader) |
| SOFTWARE | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | MyASUS, ScreenXpert, ProArt Creator Hub, GlideX |
| MISCELLANEOUS | Lenovo IdeaPad S540-15IML (81NG) | ASUS Zenbook Pro 14 OLED (UX6404VV) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | MIL-STD-810H tested, ASUS IceCool Pro, ASUS DialPad |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, REACH, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, TUV Rheinland Low Blue Light (Hardware Solution) |
| SAR Value | 1.81 W/kg (body), 1.81 W/kg (limb) | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | P4047W |
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