In depth comparison and review of HP EliteBook 820 G4 and HP EliteBook 840 G9 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.
| DESIGN AND DIMENSIONS | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31 cm x 21.89 cm x 1.89 cm | 31.56 cm x 22.405 cm x 1.92 cm |
| Weight | 1.26 kg | 1.36 kg |
| DISPLAY | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Screen Size (Type) | 12.5" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Features | - | WUXGA ultra wide-viewing angle (UWVA) anti-glare eDP |
| PROCESSOR | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| CPU | Intel Core i5 (7th Gen) 7300U / 2.6 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.5 GHz | 4.4 GHz |
| Number of Cores | Dual-Core | 10-core |
| Cache | 3 MB | L3 - 12 MB |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology |
| MEMORY | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| RAM | 8 GB | 0 GB |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2133 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 2 |
| STORAGE | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | - |
|---|
| AUDIO & VIDEO | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | - |
| Sound | Stereo speakers, two microphones | Dual stereo speakers, dual array microphone |
| Codec | CX7501 | Realtek ALC3315 |
| Audio Features | Noise-cancellation technology, Bang & Olufsen Audio, HP Clear Sound Amp | Bang & Olufsen Audio, discrete amplifiers |
| COMMUNICATIONS | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Wireless | Bluetooth | - |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| BATTERY | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Technology | - | 3-cell lithium polymer |
|---|
| INPUT | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Type | Keyboard, touchpad | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | - | HP Premium |
| Features | Touchpad with gesture support | Multi-touch clickpad, gesture function, spill-resistant, DuraKeys |
| CONNECTIONS & EXPANSIONS | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (charging) USB-C DisplayPort VGA LAN Dock Headphone/microphone combo jack |
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 |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | No operating system |
|---|
| MISCELLANEOUS | HP EliteBook 820 G4 | HP EliteBook 840 G9 Notebook |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | - |
| 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 security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately), chassis intrusion sensor |
| Features | - | BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, Secured-core PC capable |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | 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 |
| ENERGY STAR Certified | - | Yes |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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