In depth comparison and review of HP EliteBook 840 G2 Notebook and Lenovo ThinkPad X1 Carbon (7th Gen). 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 Lenovo ThinkPad X1 Carbon (7th Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard
impressive battery life
fast performance
limited storage capacity
average graphics
no HDMI port
higher price point
| DESIGN AND DIMENSIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 33.9 cm x 23.7 cm x 2.1 cm | 32.3 cm x 21.7 cm x 1.495 cm |
| Weight | 1.55 kg | 1.09 kg |
| Case Material | Aluminum, magnesium alloy | Carbon fibre, magnesium alloy |
| DISPLAY | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Screen Size (Type) | 14" - TN | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 200 cd/m² | 400 cd/m² |
| Colour Gamut | - | 72% |
| Features | HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, 170° viewing angle |
| PROCESSOR | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Core i7 (8th Gen) 8665U / 1.9 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.8 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | L3 - 3 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | Intel vPro Platform | - |
| Features | Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| RAM | 4 GB (1 x 4 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR3 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 2133 MHz |
| Rated Speed | 1600 MHz | 2133 MHz |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD SATA 6Gb/s | 512 GB SSD M.2 2280 |
|---|
| AUDIO & VIDEO | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 5500 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | ThinkShutter camera privacy |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, two microphones | Four speakers, quad array microphone |
| Codec | Realtek ALC3228 | Realtek ALC3286 |
| Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-N 7265 - PCI Express Mini Card (M.2) | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I218-LM | - |
| Bluetooth Class | Class 2 | - |
| Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | - |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Technology | 3-cell lithium polymer | Lithium Ion |
|---|---|---|
| Installed Qty | 1 | - |
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | 50 Wh | - |
| Battery Life | Up to 16 hours | - |
| AC ADAPTER | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|
| INPUT | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Volume control, spill-resistant | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Interfaces | DisplayPort 3 x USB 3.0 LAN Dock Headphone/microphone combo jack Battery VGA USB 3.0 (charging) |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector Dock |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 32-bit | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) |
|---|---|---|
| Software Included | Cyberlink PowerDVD, Adobe Flash Player, HP Recovery Disc Creator, Skype, Microsoft Security Essentials, HP SoftPaq Download Manager, HP Recovery Manager, HP Support Assistant, Bing Toolbar, HP Connection Manager, HP ePrint, HP Hotkey Support, CyberLink YouCam BE, Foxit PhantomPDF Express, HP Spare Key, HP PageLift, HP Secure Erase, Drive Encryption, HP BIOSphere, HP Client Security Manager, HP Roaming Alert, HP Device Access Manager, HP 3D DriveGuard | - |
| MISCELLANEOUS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (7th Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington mini security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | HP 3D DriveGuard, Intel Active Management Technology (iAMT), 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 | - |
| Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC, CIT | ISO 9001, ISO 14001, ISO 27001, GDPR |
| 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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