Detailed comparison and review of ASUS ROG Zephyrus G14 (GA402XZ) and ASUS R521JA (EJ974T). 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 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
Advantages and disadvantages of ASUS R521JA (EJ974T) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
lightweight design
decent battery life
adequate performance
average display quality
limited storage capacity
no backlit keyboard
basic graphics card
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 22.7 cm x 2.05 cm | 36 cm x 23.5 cm x 2.29 cm |
| Weight | 1.72 kg | 1.9 kg |
| Colour | Eclipse grey | Transparent silver |
| DISPLAY | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Screen Size (Type) | 14" | 15.6" |
|---|---|---|
| LCD Backlight Technology | Mini LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 165 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 500 cd/m² | 200 cd/m² |
| Colour Gamut | 100% DCI-P3 | 45% NTSC |
| 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 | Anti-glare, 83% screen-to-body ratio |
| PROCESSOR | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| CPU | AMD Ryzen 9 7940HS / 4 GHz | Intel Core i5 (10th Gen) 1035G1 / 1 GHz |
|---|---|---|
| Max Turbo Speed | 5.2 GHz | 3.6 GHz |
| Number of Cores | 8-core | Quad-Core |
| Cache | L3 - 16 MB | 6 MB |
| MEMORY | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| RAM | 32 GB (1 x 16 GB + 16 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 4080 / AMD Radeon 780M | Intel UHD Graphics |
| Video Memory | 12 GB GDDR6 SDRAM | - |
| Gaming | Yes | - |
| Camera | Yes - 1080p | Yes - VGA |
| Camera Features | IR camera, Windows Hello | - |
| Sound | Four speakers, 3-microphone array | Speaker, microphone |
| Compliant Standards | Dolby Atmos | - |
| Audio Features | Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling | Output: ASUS SonicMaster |
| COMMUNICATIONS | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Features | Dual stream (2x2) | Single stream (1x1) |
| BATTERY | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Technology | 4-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 32 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | - |
| Features | Macro function, chiclet keyboard, ASUS Aura Sync RGB LED, 1 RGB zone, ASUS Overstroke technology | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Interfaces | 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) |
USB 3.2 Gen 1 USB-C 3.2 Gen 1 2 x USB 2.0 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSDXC UHS-II) | Yes (microSD) |
| SOFTWARE | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G14 (GA402XZ) | ASUS R521JA (EJ974T) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | Vapor chamber cooling system, ErgoLift, Thermal Grizzly Conductonaut, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, 0dB Ambient Cooling | - |
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