Side by side comparison and review of HP EliteBook 840 G2 and HP ProBook 450 G9 Notebook. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of HP EliteBook 840 G2 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient performance
comfortable keyboard
good enterprise security
portable design
average battery life
mediocre display quality
limited upgrade options
noisy under load
Advantages and disadvantages of HP ProBook 450 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust aluminum chassis
impressive battery life
comfortable keyboard design
strong processor performance
good security features
average display brightness
no thunderbolt support
limited graphics power
heavier than competitors
DESIGN AND DIMENSIONS | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 33.9 cm x 23.7 cm x 2.1 cm | 35.94 cm x 23.39 cm x 1.99 cm |
Weight | 1.55 kg | 1.74 kg |
Case Material | Aluminum, magnesium alloy | - |
Colour | - | Natural silver |
DISPLAY | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Screen Size (Type) | 14" | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | WLED backlight |
Screen Resolution | 1600 x 900 (HD+) | 1920 x 1080 (Full HD) |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:9 |
Image Brightness | - | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | - | Full HD ultra wide-viewing angle (UWVA) anti-glare, narrow bezel bent |
PROCESSOR | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
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Max Turbo Speed | 2.9 GHz | 4.4 GHz |
Number of Cores | Dual-Core | 10-core |
Cache | L3 - 3 MB | L3 - 12 MB |
64-bit Computing | Yes | - |
Features | Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, Intel Turbo Boost Technology, Intel Smart Cache |
MEMORY | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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RAM | 4 GB | 8 GB (1 x 8 GB) |
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Max RAM Supported | 16 GB | 32 GB |
RAM Type | DDR3L SDRAM | DDR4 SDRAM - non-ECC |
Speed | - | 3200 MHz |
Rated Speed | - | 3200 MHz |
Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | - | 1 |
STORAGE | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Main Storage Size (HDD/SSD) | 128 GB SSD | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) |
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AUDIO & VIDEO | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Graphics Processor (GPU) | Intel HD Graphics 5500 | Intel Iris Xe Graphics |
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Camera | Yes - 720p | Yes - HD |
Camera Features | Low light enhancement | IR camera, privacy camera |
Video Resolutions | 1280 x 720 | 720p |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3228 | - |
Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | - |
COMMUNICATIONS | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Wireless | Bluetooth, Wi-Fi | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111HSH |
Bluetooth Class | - | Class 2 |
Compliant Standards | - | IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED |
Remote Management Protocol | - | SNMP 2 |
Features | - | Miracast, Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO |
BATTERY | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Technology | Lithium polymer | 3-cell lithium polymer |
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Battery Capacity (Size) | - | 51.3 Wh |
AC ADAPTER | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Input | AC 120/230 V (50/60 Hz) | AC 115/230 V (50/60 Hz) |
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Output | - | 45 Watt |
INPUT | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Type | Keyboard, touchpad, pointing stick | Keyboard, ClickPad |
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Keyboard Name | - | HP Premium |
Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | Yes |
Features | Volume control, spill-resistant | Multi-touch clickpad, gesture function, spill-resistant |
CONNECTIONS & EXPANSIONS | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Interfaces | DisplayPort 3 x USB 3.0 LAN Dock Headphone/microphone combo jack Battery VGA USB 3.0 (charging) |
USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (charging) USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) LAN Headphone/microphone combo jack HDMI |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
SOFTWARE | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
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Software Included | - | HP Support Assistant, HP Power Manager, HP Hotkey Support, Microsoft 365 (Trial), HP Secure Erase, HP PC Hardware Diagnostics, HP Notifications, HP Connection Optimizer, HP Fingerprint Sensor, HP Privacy Settings, HP QuickDrop, HP BIOSphere Gen6, HP Wake on WLAN, myHP, Tile, HP Smart Support |
MISCELLANEOUS | HP EliteBook 840 G2 | HP ProBook 450 G9 Notebook |
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Dockable | Yes | - |
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Included Accessories | Power adapter | HP 45 Watt Smart USB-C AC Adapter |
Integrated Options | - | Tile module |
Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader | 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) |
Features | HP 3D DriveGuard, HP DuraFinish, HP DuraKeys, HP SpareKey, soft-touch surface, HP DisplaySafe, HP BIOS Protection, HP SureStart, HP Drive Encryption, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-Boot Security, HP Roaming Alert | BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested |
Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | CSA, UL, VCCI, BSMI, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, EAC, CIT, UL 1642, low halogen, IEEE 1680, ICCP, RED, BNCI |
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 | Limited warranty - parts and labour - 1 year |