In depth comparison and review of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) and ASUS ROG Zephyrus G14 (GA402XZ). 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 LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) based on its technical characteristics, features, user experience, expert reviews and price level.
exceptionally lightweight design
impressive battery life
crisp full HD display
solid state drive storage
robust build quality
average graphics performance
limited port selection
higher price point
no dedicated GPU
Advantages and disadvantages of ASUS ROG Zephyrus G14 (GA402XZ) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
compact, lightweight design
high refresh rate display
good battery life
innovative cooling system
limited port selection
no webcam included
expensive price point
average speaker quality
| DESIGN AND DIMENSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 22.8 cm x 1.68 cm | 31.2 cm x 22.7 cm x 2.05 cm |
| Weight | 1.099 kg | 1.72 kg |
| Colour | White | Eclipse grey |
| DISPLAY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | Mini LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | - | 165 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 500 cd/m² |
| Colour Gamut | 96% sRGB | 100% DCI-P3 |
| Features | - | Anti-glare, NVIDIA G-SYNC compatible, 3 ms response rate, Pantone Validated, Dolby Vision, 91% screen-to-body ratio, VESA DisplayHDR 600, Nebula HDR Engine |
| PROCESSOR | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| CPU | Intel Core i7 (8th Gen) 8565U / 1.8 GHz | AMD Ryzen 9 7940HS / 4 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5.2 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | L3 - 8 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Technology 2.0 | - |
| MEMORY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| RAM | 16 GB | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 16 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2400 MHz | - |
| Form Factor | - | SO-DIMM 262-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce RTX 4080 / AMD Radeon 780M |
| Video Memory | - | 12 GB GDDR6 SDRAM |
| Gaming | - | Yes |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | - | IR camera, Windows Hello |
| Sound | Stereo speakers, two microphones | Four speakers, 3-microphone array |
| Compliant Standards | DTS Headphone:X | Dolby Atmos |
| Audio Features | - | Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling |
| COMMUNICATIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| 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 | Intel Wireless-AC 9560 | - |
| Network Interface | 10/100 Ethernet | - |
| Features | Miracast, dual stream (2x2) | Dual stream (2x2) |
| BATTERY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 72 Wh | 76 Wh |
| Battery Life | Up to 21.5 hours | - |
| AC ADAPTER | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 48 Watt | 240 Watt, 20 V, 12 A |
| INPUT | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Scrolling, gesture function, precision touchpad | Macro function, chiclet keyboard, ASUS Aura Sync RGB LED, 1 RGB zone, ASUS Overstroke technology |
| CONNECTIONS & EXPANSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Slots | 2 x SSD (1 free) | - |
|---|---|---|
| Interfaces | HDMI USB-C 3.1 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) 3 x USB 3.1 Headphone output |
Headphone/microphone combo jack HDMI 2.1 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) USB4/DisplayPort 1.4 (Power Delivery) |
| Memory Card Reader | Yes (microSD) | Yes (microSDXC UHS-II) |
| SOFTWARE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG On Screen Display 3, LG Reader Mode | - |
| MISCELLANEOUS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant | Vapor chamber cooling system, ErgoLift, Thermal Grizzly Conductonaut, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, 0dB Ambient Cooling |
| Compliant Standards | MIL-STD 810G | - |
| Manufacturer Warranty | Limited warranty - 2 years Limited warranty - battery - 1 year |
- |
| Model Number | V.AA78A1 | - |
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