In depth comparison and review of HP EliteBook 840 G9 Notebook and HP ProBook 635 Aero G8 Notebook. 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 840 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
premium build quality
powerful intel processors
bright display options
excellent keyboard feel
higher price point
average battery life
no dedicated GPU
limited color options
Advantages and disadvantages of HP ProBook 635 Aero G8 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight design
powerful processor performance
long battery life
bright display quality
fast ssd storage
higher price point
no dedicated gpu
limited port selection
average speaker quality
| DESIGN AND DIMENSIONS | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.56 cm x 22.405 cm x 1.92 cm | 30.06 cm x 17.78 cm x 1.79 cm |
| Weight | 1.36 kg | 990 g |
| Case Material | - | Metal |
| DISPLAY | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Screen Size (Type) | 14" | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | WLED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | - |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | WUXGA ultra wide-viewing angle (UWVA) anti-glare eDP | Anti-glare |
| PROCESSOR | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | AMD Ryzen 5 5600U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.2 GHz |
| Number of Cores | 10-core | 6-core |
| Cache | L3 - 12 MB | L3 - 16 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology | - |
| MEMORY | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| RAM | 0 GB | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 2 | 1 |
| STORAGE | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Main Storage Size (HDD/SSD) | - | 256 GB SSD M.2 2280 PCIe 3.0 - NVM Express (NVMe), HP Value |
|---|
| AUDIO & VIDEO | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | AMD Radeon Graphics |
|---|---|---|
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | - | Yes - HD |
| Camera Features | - | Privacy shutter |
| Video Resolutions | - | 720p |
| Sound | Dual stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3315 | - |
| Audio Features | Bang & Olufsen Audio, discrete amplifiers | - |
| COMMUNICATIONS | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Wireless | - | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | - | Realtek RTL8822CE |
| Bluetooth Class | - | Class 2 |
| Compliant Standards | - | IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED 6 |
| Features | - | Dual stream (2x2), MU-MIMO |
| BATTERY | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Technology | 3-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | - | 53 Wh |
| Battery Life | - | Up to 20 hours |
| AC ADAPTER | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Input | - | AC 115/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 5 / 9 / 12 / 15 / 20 V, 8 A |
| INPUT | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Type | Keyboard, ClickPad | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | HP Premium | HP Premium |
| Features | Multi-touch clickpad, gesture function, spill-resistant, DuraKeys | Spill-resistant, multi-touch clickpad, gesture function, precision touchpad, glass clickpad, DuraKeys |
| CONNECTIONS & EXPANSIONS | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Interfaces | 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (charging) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
Headphone/microphone combo jack USB 3.1 Gen 1 USB 3.1 Gen 1 (charging) HDMI USB-C 3.1 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) |
|---|
| SOFTWARE | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Operating System (OS) | No operating system | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | - | HP Support Assistant, HP Power Manager, HP Hotkey Support, Windows Defender, Microsoft 365 (Trial), HP Wireless Button Driver, HP LAN-WLAN Protection, HP Notifications, HP Connection Optimizer, HP Sure Click, HP Fingerprint Sensor, HP BIOSphere Gen5, HP Privacy Settings, HP Sure Sense, HP Sure Admin, HP QuickDrop, HP WorkWell, myHP, Touchpoint Customiser for Commercial, HP Noise Cancellation Software, HP SureRun Gen4, HP Sure Recover Gen4, HP SureStart Gen7 |
| MISCELLANEOUS | HP EliteBook 840 G9 Notebook | HP ProBook 635 Aero G8 Notebook |
|---|
| Included Accessories | - | HP 45 Watt nPFC USB-C AC Adapter |
|---|---|---|
| Integrated Options | Accelerometer, magnetometer, gyro sensor, hall sensor, HP Tamper Lock | Hall sensor |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | Security lock slot (cable lock sold separately) |
| Features | BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, Secured-core PC capable | BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, HP Secure Erase, MIL-STD-810H tested |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, CP65, low halogen, IEEE 1680, ICCP, RED |
| ENERGY STAR Certified | Yes | Yes |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | - | Limited warranty - parts and labour - 1 year Limited warranty - battery - 1 year |
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