In depth comparison and review of ASUS ROG Zephyrus G15 (GA503RM) 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 ROG Zephyrus G15 (GA503RM) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
lightweight, portable design
efficient cooling system
good battery life
high price point
no webcam included
limited port selection
average speaker quality
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 ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.5 cm x 24.3 cm x 1.99 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 | Moonlight white | Obsidian black |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1440 (WQHD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 165 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 350 cd/m² |
| Colour Gamut | 100% DCI-P3 | 99% DCI-P3, 95% DCI-P3 |
| Features | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level | Anti-glare, 60 Hz refresh rate |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| CPU | AMD Ryzen 9 6900HS / 3.3 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 5 GHz |
| Number of Cores | 8-core | 12-core |
| Cache | L3 - 16 MB | 18 MB |
| Platform Technology | - | Intel Evo |
| MEMORY | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 4800 MHz | 6000 MHz |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 1 TB SSD M.2 2280 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3060 / AMD Radeon 680M | Intel Iris Xe Graphics |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Optimus, ROG Boost, Dynamic Boost | Functions as Intel UHD graphics (for single-channel memory) |
| Gaming | Yes | - |
| Camera | Yes - 720p | Yes - Full HD |
| Camera Features | IR camera, Windows Hello | Face recognition, IR camera |
| Sound | Two tweeters, two woofers, array microphone | Stereo speakers, two microphones |
| Compliant Standards | Dolby Atmos | Dolby Atmos |
| Audio Features | Noise-cancellation technology, Smart Amp | Output: Smart Amp |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Technology | 4-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 80 Wh |
| Battery Life | - | Up to 28.5 hours |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 65 Watt |
| INPUT | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Type | Keyboard, touchpad | Touchpad, 101 keys keyboard |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard | Precision touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Slots | - | 2 x SSD (1 free) |
|---|---|---|
| Interfaces | Headphone/microphone combo jack 2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 HDMI LAN |
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, microSDXC UHS-II) | Yes (microSD) |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Operating System (OS) | Windows 11 Home | 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 ROG Zephyrus G15 (GA503RM) | LG gram 14Z90R |
|---|
| Included Accessories | Power adapter | 65W USB-C power adapter |
|---|---|---|
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password, ErgoLift | LED indicator |
| Compliant Standards | - | MIL-STD 810H |
| Manufacturer Warranty | - | Limited warranty - parts and labour - 1 year |
| Model Number | HQ007W | K.AA78A1 |
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