In depth comparison and review of HP EliteBook 840 G9 Notebook and HP ProBook 455 G4 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
| DESIGN AND DIMENSIONS | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.56 cm x 22.405 cm x 1.92 cm | 38.2 cm x 26.3 cm x 2.44 cm |
| Weight | 1.36 kg | 2.08 kg |
| Case Material | - | Brushed aluminium |
| DISPLAY | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Screen Size (Type) | 14" | 15.6" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | - |
| Screen Resolution | 1920 x 1200 (WUXGA) | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | - |
| Features | WUXGA ultra wide-viewing angle (UWVA) anti-glare eDP | - |
| PROCESSOR | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | AMD A10 9600P / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | - |
| Number of Cores | 10-core | Quad-Core |
| Cache | L3 - 12 MB | 2 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology | - |
| MEMORY | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| RAM | 0 GB | 0 GB |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 2 | 2 |
| AUDIO & VIDEO | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | AMD Radeon R6 |
|---|---|---|
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Sound | Dual stereo speakers, dual array microphone | Stereo speakers |
| Codec | Realtek ALC3315 | - |
| Audio Features | Bang & Olufsen Audio, discrete amplifiers | - |
| COMMUNICATIONS | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Network Interface | - | Gigabit Ethernet |
|---|---|---|
| Compliant Standards | - | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3az |
| Remote Management Protocol | - | SNMP 2 |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Technology | 3-cell lithium polymer | - |
|---|
| INPUT | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Type | Keyboard, ClickPad | - |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Features | Multi-touch clickpad, gesture function, spill-resistant, DuraKeys | - |
| CONNECTIONS & EXPANSIONS | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 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 |
USB 3.0 2 x USB 2.0 HDMI VGA LAN Headphone/microphone combo jack USB-C |
|---|---|---|
| Memory Card Reader | - | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Operating System (OS) | No operating system | No operating system |
|---|
| MISCELLANEOUS | HP EliteBook 840 G9 Notebook | HP ProBook 455 G4 Notebook |
|---|
| Integrated Options | Accelerometer, magnetometer, gyro sensor, hall sensor, HP Tamper Lock | - |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | Kensington 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 | HP 3D DriveGuard, HP BIOS Protection, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-Boot Security |
| 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, FCC, A-Tick, ICES, KC, CIT |
| ENERGY STAR Certified | Yes | - |
| 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) |
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