In depth comparison and review of HP EliteBook 645 G9 Notebook 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 HP EliteBook 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
powerful amd processor
lightweight and portable
high-resolution display
fast charging support
average battery life
limited storage capacity
no dedicated gpu
higher price point
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 | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.19 cm x 21.39 cm x 1.99 cm | 31.2 cm x 22.7 cm x 2.05 cm |
| Weight | 1.37 kg | 1.72 kg |
| Colour | - | Eclipse grey |
| DISPLAY | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Screen Size (Type) | 14" | 14" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | Mini LED backlight |
| Screen Resolution | - | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | - | 165 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | - | 500 cd/m² |
| Colour Gamut | - | 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 | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| CPU | No CPU | AMD Ryzen 9 7940HS / 4 GHz |
|---|---|---|
| Max Turbo Speed | - | 5.2 GHz |
| Number of Cores | - | 8-core |
| Cache | - | L3 - 16 MB |
| MEMORY | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| RAM | 0 GB | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 2 | 0 |
| STORAGE | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Main Storage Size (HDD/SSD) | - | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | No graphics | NVIDIA GeForce RTX 4080 / AMD Radeon 780M |
| Video Memory | - | 12 GB GDDR6 SDRAM |
| Gaming | - | Yes |
| Camera | - | Yes - 1080p |
| Camera Features | - | IR camera, Windows Hello |
| Sound | Stereo speakers | Four speakers, 3-microphone array |
| Codec | Realtek ALC3247 | - |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | - | Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling |
| COMMUNICATIONS | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Wireless | - | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Technology | 3-cell lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 76 Wh |
| AC ADAPTER | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 5 / 9 / 12 / 15 / 20 V | 240 Watt, 20 V, 12 A |
| INPUT | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Keyboard Backlight | - | Yes (RGB) |
| Features | Volume control, spill-resistant, ClickPad with gesture support | Macro function, chiclet keyboard, ASUS Aura Sync RGB LED, 1 RGB zone, ASUS Overstroke technology |
| CONNECTIONS & EXPANSIONS | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) LAN USB 3.2 Gen 1 HDMI Headphone/microphone combo jack USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (Power Delivery) |
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 (microSDXC UHS-II) |
| SOFTWARE | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Operating System (OS) | No operating system | Windows 11 Home |
|---|
| MISCELLANEOUS | HP EliteBook 645 G9 Notebook | ASUS ROG Zephyrus G14 (GA402XZ) |
|---|
| Included Accessories | - | Power adapter |
|---|---|---|
| Integrated Options | HP Tamper Lock | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | - |
| Features | Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested | Vapor chamber cooling system, ErgoLift, Thermal Grizzly Conductonaut, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, 0dB Ambient Cooling |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
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