In depth comparison and review of HP EliteBook 840 G2 Notebook and Lenovo ThinkPad X1 Carbon (2nd 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 (2nd Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
robust carbon-fiber construction
excellent keyboard feel
lightweight and portable
high-resolution display
good battery life
higher price point
no touch screen option
limited storage capacity
average graphics performance
| DESIGN AND DIMENSIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 33.9 cm x 23.7 cm x 2.1 cm | 33.1 cm x 22.65 cm x 1.772 cm |
| Weight | 1.55 kg | 1.34 kg |
| Case Material | Aluminum, magnesium alloy | Glass-fibre reinforced plastic, carbon fibre reinforced plastic, magnesium-aluminum alloy |
| DISPLAY | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Screen Size (Type) | 14" - TN | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1600 x 900 (HD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 200 cd/m² | - |
| Features | HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare |
| PROCESSOR | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Core i7 (4th Gen) 4600U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 3.3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L3 - 3 MB | 4 MB |
| 64-bit Computing | Yes | 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 (2nd Gen) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR3L SDRAM | DDR3L SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 1600 MHz / PC3L-12800 |
| Rated Speed | 1600 MHz | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD SATA 6Gb/s | 120 GB SSD |
|---|
| AUDIO & VIDEO | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 5500 | Intel HD Graphics 4400 |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | Face tracking, gesture input support |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3228 | Realtek ALC3232 |
| Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | High Definition Audio, Dolby Home Theater v4 |
| COMMUNICATIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 4.0 | Bluetooth, Wi-Fi |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-N 7265 - PCI Express Mini Card (M.2) | - |
| Network Interface | Gigabit Ethernet | 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 | - |
| WWAN |
|---|
| Generation | - | WWAN upgradable |
|---|
| BATTERY | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd 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 (2nd Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|
| INPUT | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Volume control, spill-resistant | Spill-resistant, multi-touch touchpad, adaptive keyboard |
| CONNECTIONS & EXPANSIONS | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Interfaces | DisplayPort 3 x USB 3.0 LAN Dock Headphone/microphone combo jack Battery VGA USB 3.0 (charging) |
USB 3.0 Mini DisplayPort HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector OneLink connector USB 3.0 (Always On) |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP EliteBook 840 G2 Notebook | Lenovo ThinkPad X1 Carbon (2nd Gen) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 32-bit | Windows 10 Home (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 (2nd Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | - | Ambient light sensor |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 1.2) 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 | 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 | Administrator password, hard drive password, power-on password, RapidCharge, reset switch, 1 USB 3.0 (Always On), voice input support, MIL-STD-810G tested |
| Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC, CIT | ISO 9001, ISO 14001, RoHS, ISO 27001 |
| 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 |
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