In depth comparison and review of HP 255 G7 Notebook and Dell Latitude E6440. 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 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 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.6 cm x 24.6 cm x 2.25 cm | 33.8 cm x 23.26 cm x 3.18 cm |
| Weight | 1.78 kg | 2.12 kg |
| Case Material | - | Anodised aluminium |
| Colour | Dark ash silver | Black, silver | Black |
| DISPLAY | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED 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 | 220 cd/m² | - |
| Colour Gamut | 45% NTSC | - |
| Features | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, BFR/PVC-free |
| PROCESSOR | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i5 (4th Gen) 4300M / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 3.3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L3 - 4 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Intel QM87 |
| Platform Technology | - | Intel vPro Platform |
| Features | - | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology |
| MEMORY | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| RAM | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR3L SDRAM |
| Speed | 2400 MHz / PC4-19200 | 1600 MHz / PC3-12800 |
| Rated Speed | 2400 MHz | 1600 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC) | 320 GB HDD SATA 3Gb/s / 7200 rpm |
|---|---|---|
| Optical Drive | - | DVD±RW |
| Read Speed | - | 8x |
| AUDIO & VIDEO | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel HD Graphics 4600 |
|---|---|---|
| Camera | Yes | Yes |
| Camera Features | - | 720p HD movie recording |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | - | Realtek ALC3226 |
| Compliant Standards | - | High Definition Audio |
| Audio Features | - | MaxxAudio |
| COMMUNICATIONS | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth, 802.11b/g/n |
|---|---|---|
| Wireless Controller | Realtek RTL8821CE - PCI Express Mini Card (M.2) | Intel Centrino Advanced-N 6235 |
| 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 | Intel Wireless Display (WiDi) |
| BATTERY | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Technology | 3-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 41 Wh | 60 Wh |
| Battery Life | Up to 10.5 hours | - |
| AC ADAPTER | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19.5 V | 65 Watt, 19.5 V, 3.34 A |
| INPUT | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, DualPoint |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Volume control, multi-touch touchpad, touchpad with gesture support | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack LAN |
LAN 4 x USB 3.0 Headphone/microphone combo jack VGA HDMI Dock |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition National Academic - English | Microsoft Windows 7 Professional 64-bit Edition - English |
|---|---|---|
| Software Included | HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM | Dell Webcam Central |
| MISCELLANEOUS | HP 255 G7 Notebook | Dell Latitude E6440 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | HP 45 Watt Smart nPFC AC Adapter | Power adapter |
| Integrated Options | - | Ambient light sensor |
| Security | Trusted Platform Module (TPM 1.2) and firmware (TPM 2.0) | Trusted Platform Module (TPM) Security Chip |
| 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 | - | Noise reduction, powder coated, hot-swappable battery, Free Fall Sensor, ExpressCharge, Tri-metal chassis |
| Compliant Standards | UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP | FIPS 140-2, MIL-STD 810G |
| ENERGY STAR Certified | Yes | Yes |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - parts and labour - 1 year | Limited warranty - 3 years - response time: next business day Limited warranty - battery - 1 year |
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