Detailed comparison and review of Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) and LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N). 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 Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
slim, lightweight design
sharp, vibrant display
fast SSD storage
good battery life
efficient thermal management
limited port selection
no optical drive
average sound quality
higher price point
Advantages and disadvantages of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) based on its technical characteristics, features, user experience, expert reviews and price level.
exceptionally lightweight
long battery life
crisp full hd display
solid build quality
fast ssd storage
average graphics performance
limited port selection
higher price point
no dedicated gpu
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.69 cm x 20.86 cm x 1.595 cm | 35.76 cm x 22.53 cm x 1.68 cm |
| Weight | 1.25 kg | 1.12 kg |
| Case Material | Aluminum, glass | Magnesium alloy |
| Colour | Light silver | Ice blue | Dark silver |
| DISPLAY | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Screen Size (Type) | 13.3" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 100% sRGB, 72% NTSC | - |
| Features | Glossy, 72% NTSC colour gamut | Reader Mode |
| PROCESSOR | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| CPU | AMD Ryzen 5 3550H / 2.1 GHz | Intel Core i5 (10th Gen) 1035G7 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 3.7 GHz |
| Number of Cores | Quad-Core | - |
| Cache | L3 - 4 MB | L3 - 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 24 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 3200 MHz |
| Rated Speed | 2400 MHz | - |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 512 GB SSD - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel Iris Plus Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | IR camera, ToF sensor | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Compliant Standards | High Definition Audio, Dolby Audio | DTS:X Ultra |
| COMMUNICATIONS | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6 AX 201 |
| Network Interface | - | 10/100 Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 80 Wh |
| Battery Life | Up to 14.7 hours | Up to 18.5 hours |
| AC ADAPTER | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 48 Watt |
| INPUT | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Scrolling, gesture function, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Interfaces | USB 3.1 Gen 1 2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
HDMI USB-C 3.1 (supports Thunderbolt 3) (Power Delivery) 3 x USB 3.1 Headphone output |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Home 64-bit Edition |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG Reader Mode, LG On Screen Display, LG Troubleshooting |
| MISCELLANEOUS | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Fingerprint 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 | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | MIL-STD 810G |
| SAR Value | 0.599 W/kg (body), 0.599 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - parts and labour - 1 year |
| Model Number | 13API 81XC | V.AR55A1 |
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