Side by side comparison and review of HP EliteBook 840 G1 Notebook and HP 255 G7 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 255 G7 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
sufficient connectivity options
includes numeric keypad
average display quality
modest processor performance
limited graphics capabilities
no backlight keyboard
DESIGN AND DIMENSIONS | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 33.89 cm x 23.7 cm x 2.1 cm | 37.6 cm x 24.6 cm x 2.25 cm |
Weight | 1.58 kg | 1.78 kg |
Case Material | Magnesium-aluminum alloy | - |
Colour | - | Dark ash silver |
DISPLAY | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Screen Size (Type) | 14" | 15.6" |
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LCD Backlight Technology | LED backlight | WLED backlight |
Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:9 |
Image Brightness | - | 220 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | HD standard-viewing angle (SVA) anti-glare | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare |
PROCESSOR | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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CPU | Intel Core i5 (4th Gen) 4200U / 1.6 GHz | AMD Athlon Silver 3050U / 2.3 GHz |
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Max Turbo Speed | 2.6 GHz | 3.2 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 3 MB | L3 - 4 MB |
64-bit Computing | Yes | - |
Features | Intel Turbo Boost Technology 2.0 | - |
MEMORY | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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RAM | 4 GB (1 x 4 GB) | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR3L SDRAM | DDR4 SDRAM |
Speed | 1600 MHz | 2400 MHz / PC4-19200 |
Rated Speed | - | 2400 MHz |
Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 1 |
STORAGE | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Main Storage Size (HDD/SSD) | 128 GB SSD SATA 6Gb/s | 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC) |
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AUDIO & VIDEO | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Graphics Processor (GPU) | Intel HD Graphics 4400 | AMD Radeon Graphics |
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Camera | Yes | Yes |
Sound | Stereo speakers, stereo microphone | Stereo speakers, dual array microphone |
Codec | IDT 92HD91 | - |
Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | - |
COMMUNICATIONS | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Wireless | 802.11a/b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Wireless Controller | Broadcom BCM943228HMB - PCI Express Half Mini Card | Realtek RTL8821CE - PCI Express Mini Card (M.2) |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Intel I218-LM | - |
Bluetooth Class | Class 2 | Class 2 |
Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v |
Remote Management Protocol | SNMP 2 | - |
Features | - | Miracast, single stream (1x1), CNVi |
BATTERY | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
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Max Supported Qty | 2 | - |
Battery Capacity (Size) | 24 Wh | 41 Wh |
Battery Life | - | Up to 10.5 hours |
AC ADAPTER | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt, 19.5 V | 45 Watt, 19.5 V |
INPUT | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | - |
Features | Volume control, spill-resistant | Volume control, multi-touch touchpad, touchpad with gesture support |
CONNECTIONS & EXPANSIONS | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Interfaces | 4 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock Battery |
2 x USB 3.1 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack LAN |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
SOFTWARE | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Operating System (OS) | Windows 8.1 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition National Academic - English |
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Software Included | Cyberlink PowerDVD, Adobe Flash Player, HP Recovery Disc Creator, Skype, Microsoft Security Essentials, Bing Toolbar, HP Connection Manager, HP ePrint, HP Hotkey Support, Credential Manager for HP ProtectTools, Password Manager, HP Client Security, Device Access Manager with Just In Time Authentication, Drive Encryption, HP Trust Circles Standard | HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM |
MISCELLANEOUS | HP EliteBook 840 G1 Notebook | HP 255 G7 Notebook |
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Dockable | Yes | - |
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Included Accessories | Power adapter | HP 45 Watt Smart nPFC AC Adapter |
Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 1.2) and firmware (TPM 2.0) |
Security Slot Type | Kensington security slot | Kensington security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Power-on password, HP Disk Sanitizer, HP 3D DriveGuard, HP DuraFinish, HP DuraKeys, HP SpareKey, HP File Sanitizer, HP DisplaySafe, HP BIOS Protection, HP SureStart, 1 USB 3.0 (powered), SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Pre-Boot Security, HP Roaming Alert, Intel My WiFi Technology | - |
Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, EAL 4+, A-Tick, ICES, KC, CIT | UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
Manufacturer Warranty | Limited warranty - parts and labour - 3 years Limited warranty - battery - 3 years |
Limited warranty - parts and labour - 1 year |