In depth comparison and review of Lenovo IdeaPad S540-13API (81XC) and ASUS VivoBook 16X (K3605ZF). 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 Lenovo IdeaPad S540-13API (81XC) based on its technical characteristics, features, user experience, expert reviews and price level.
slim, lightweight design
sharp, vibrant display
fast processing speed
good battery life
quiet operation
limited port selection
no optical drive
average graphics performance
higher price point
Advantages and disadvantages of ASUS VivoBook 16X (K3605ZF) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
lightweight design
fast SSD storage
powerful processor performance
good thermal management
average battery life
limited port selection
higher price point
noisy under load
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 29.69 cm x 20.86 cm x 1.595 cm | 35.86 cm x 24.91 cm x 1.89 cm |
| Weight | 1.25 kg | 1.8 kg |
| Case Material | Aluminum, glass | Aluminum, plastic |
| Colour | Light silver | Cool silver |
| DISPLAY | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Screen Size (Type) | 13.3" - IPS | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQHD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB, 72% NTSC | 100% sRGB |
| Features | Glossy, 72% NTSC colour gamut | Anti-glare, 86% screen-to-body ratio, IPS-level |
| PROCESSOR | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| CPU | AMD Ryzen 7 3750H / 2.3 GHz | Intel Core i5 (12th Gen) 12450H |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | L3 - 4 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon RX Vega 10 | NVIDIA GeForce RTX 2050 / Intel UHD Graphics |
| Video Memory | - | 4 GB GDDR6 VRAM |
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | IR camera, fixed focus, ToF sensor | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Dual speakers, dual array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | - | Output: ASUS SonicMaster |
| COMMUNICATIONS | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 50 Wh |
| Battery Life | Up to 14.7 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 120 Watt, 20 V, 6 A |
| INPUT | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| 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 S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
HDMI 2.1 Headphone/microphone combo jack 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (Power Delivery) |
|---|---|---|
| Memory Card Reader | - | Yes (SD Card) |
| SOFTWARE | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | McAfee LiveSafe (30 days trial), Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo IdeaPad S540-13API (81XC) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | ASUS IceCool design, MIL-STD-810H tested, ASUS Antimicrobial Guard |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, REACH, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| SAR Value | 0.599 W/kg (body), 0.599 W/kg (limb) | - |
| Specific Absorption Rate (SAR) | 0.599 W/kg (body) 0.599 W/kg (limb) |
- |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | N1009W |
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