In depth comparison and review of ASUS VivoBook 15 (X540UA) and LG gram 14Z90R. 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 VivoBook 15 (X540UA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
lightweight design
good keyboard feel
average display quality
limited battery life
no backlit keyboard
basic graphics capabilities
Advantages and disadvantages of LG gram 14Z90R based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
long-lasting battery
high-resolution display
robust processing power
fast ssd storage
higher price range
limited gaming performance
no dedicated gpu
fewer ports available
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38.1 cm x 25.1 cm x 2.72 cm | 21.1 cm x 21.39 cm x 1.68 cm |
| Weight | 1.9 kg | 999 g |
| Case Material | - | Polycarbonate ABS, magnesium alloy |
| Colour | Chocolate black IMR with hairline (LCD cover), gold IMR with hairline (top) | Obsidian black |
| DISPLAY | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 200 cd/m² | 350 cd/m² |
| Colour Gamut | 45% NTSC | 99% DCI-P3, 95% DCI-P3 |
| Features | Ultra Slim Design, ASUS Splendid Video Intelligence Technology, anti-glare, ASUS EyeCare Technology | Anti-glare, 60 Hz refresh rate |
| PROCESSOR | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 2.3 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | - | 5 GHz |
| Number of Cores | Dual-Core | 12-core |
| Cache | 3 MB | 18 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| MEMORY | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 6000 MHz |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Main Storage Size (HDD/SSD) | 1 TB Hybrid Drive SATA / 5400 rpm - Seagate | 1 TB SSD M.2 2280 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - VGA | Yes - Full HD |
| Camera Features | - | Face recognition, IR camera |
| Sound | Stereo speakers, microphone | Stereo speakers, two microphones |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | ASUS SonicMaster, ASUS Bang & Olufsen ICEpower | Output: Smart Amp |
| COMMUNICATIONS | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Technology | 3-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 33 Wh | 80 Wh |
| Battery Life | - | Up to 28.5 hours |
| AC ADAPTER | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Type | Keyboard, touchpad | Touchpad, 101 keys keyboard |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Precision touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Slots | - | 2 x SSD (1 free) |
|---|---|---|
| Interfaces | Headphone/microphone combo jack USB 3.0 HDMI 2 x USB 2.0 |
Headphone/microphone combo jack (mini-phone 3.5 mm) 2 x USB 3.2 Gen 2x1 (supports DisplayPort) 2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI |
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | - | Microsoft 365 (30 days trial), McAfee LiveSafe (30 days trial), LG On Screen Display 3, Alexa, Intel Connectivity Performance Suite, PCmover Professional, LG PC Manuals, LG Update & Recovery, LG Glance by Mirametrix, New Wallpaper, Intel Unison, Dolby Atmos sound, LG Lively Theme, LG Display Extension, LG Security Guard, Sync on Mobile, LG Smart Assistant 2.0 |
| MISCELLANEOUS | ASUS VivoBook 15 (X540UA) | LG gram 14Z90R |
|---|
| Included Accessories | Power adapter | 65W USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | - |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, ASUS IceCool design | LED indicator |
| Compliant Standards | - | MIL-STD 810H |
| Manufacturer Warranty | - | Limited warranty - parts and labour - 1 year |
| Model Number | GQ1796T | K.AA78A1 |
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