HP EliteBook 645 G9 Notebook vs. ASUS ROG Zephyrus G14 (GA402XY)

Laptop Comparison, Reviews and Tests

In depth comparison and review of HP EliteBook 645 G9 Notebook and ASUS ROG Zephyrus G14 (GA402XY). 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.

HP EliteBook 645 G9 Notebook Review

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

ASUS ROG Zephyrus G14 (GA402XY) Review

Advantages and disadvantages of ASUS ROG Zephyrus G14 (GA402XY) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

compact lightweight design

high-resolution display

efficient cooling system

good battery life

limited port selection

no webcam included

higher price point

average speaker quality

Laptop Comparison and Tests

Difference between HP EliteBook 645 G9 Notebook and ASUS ROG Zephyrus G14 (GA402XY)
83 % - Design
84 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery
83 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

HP EliteBook 645 G9 Notebook vs. ASUS ROG Zephyrus G14 (GA402XY) Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
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 (GA402XY)
Screen Size (Type) 14" 14"
LCD Backlight Technology WLED 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, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 91% screen-to-body ratio
PROCESSOR HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
CPU No CPU AMD Ryzen 9 7940HS
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 (GA402XY)
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
Speed - 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 -
Empty Slots 2 -
STORAGE HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
Main Storage Size (HDD/SSD) - 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance
AUDIO & VIDEO HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) No graphics NVIDIA GeForce RTX 4090 / AMD Radeon 780M
Video Memory - 16 GB GDDR6 SDRAM
Video System Features - ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus
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 (GA402XY)
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 (GA402XY)
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 (GA402XY)
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 (GA402XY)
Type Keyboard, ClickPad Keyboard, touchpad
Keyboard Name HP Premium -
Keyboard Backlight - Yes
Features Volume control, spill-resistant, ClickPad with gesture support Chiclet keyboard, 1 RGB zone, ASUS Overstroke technology
CONNECTIONS & EXPANSIONS HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
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 Alt Mode)
USB4/DisplayPort (Power Delivery)
Memory Card Reader - Yes (microSDXC UHS-II)
SOFTWARE HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
Operating System (OS) No operating system Windows 11 Home
Software Included - Xbox Game Pass Ultimate (3 months)
MISCELLANEOUS HP EliteBook 645 G9 Notebook ASUS ROG Zephyrus G14 (GA402XY)
Included Accessories - Power adapter
Integrated Options HP Tamper Lock -
Security Trusted Platform Module (TPM 2.0) Security Chip Firmware 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 Administrator password, ASUS Aura Sync technology, ErgoLift, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, ROG Nebula HDR Display
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) -
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number - NC005W
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