In depth comparison and review of HP ProBook 640 G1 and HP 255 G7 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 ProBook 640 G1 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient business features
good keyboard layout
decent processor performance
affordable price point
average battery life
heavier design
limited graphics capability
outdated aesthetics
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 ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34 cm x 23.7 cm x 2.9 cm | 37.6 cm x 24.6 cm x 2.25 cm |
| Weight | 2.13 kg | 1.78 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | - | Dark ash silver |
| DISPLAY | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Screen Size (Type) | 14" - TN | 15.6" |
|---|---|---|
| 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 | 16:9 |
| Image Brightness | 200 cd/m² | 220 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | HD standard-viewing angle (SVA) eDP anti-glare | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare |
| PROCESSOR | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| CPU | Intel Core i5 (4th Gen) 4300M / 2.6 GHz | AMD Athlon Silver 3050U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | 3.2 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | L3 - 4 MB |
| 64-bit Computing | Yes | - |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
| MEMORY | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| RAM | 4 GB | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 2400 MHz / PC4-19200 |
| Rated Speed | 1600 MHz | 2400 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC) |
|---|---|---|
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4600 | AMD Radeon Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Camera Features | Low light enhancement | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | IDT 92HD91 | - |
| Compliant Standards | High Definition Audio, DTS SOUND+ | - |
| COMMUNICATIONS | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Wireless | Wi-Fi | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | - | Realtek RTL8821CE - PCI Express Mini Card (M.2) |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Bluetooth Class | - | Class 2 |
| Compliant Standards | - | 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 |
| Features | - | Miracast, single stream (1x1), CNVi |
| BATTERY | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 41 Wh |
| Battery Life | - | Up to 10.5 hours |
| AC ADAPTER | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 19.5 V |
| INPUT | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Spill-resistant, touchpad with gesture support | Volume control, multi-touch touchpad, touchpad with gesture support |
| CONNECTIONS & EXPANSIONS | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Interfaces | 3 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock USB 3.0 (charging) |
2 x USB 3.1 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition National Academic - English |
|---|---|---|
| Software Included | - | HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM |
| MISCELLANEOUS | HP ProBook 640 G1 | HP 255 G7 Notebook |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | HP 45 Watt Smart nPFC AC Adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | 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 | Administrator password, hard drive password, power-on password | - |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP |
| ENERGY STAR Certified | - | Yes |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °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 |
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