Side by side comparison and review of HP EliteBook 840 G2 and Dell Inspiron 15 3511. 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 EliteBook 840 G2 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient performance
comfortable keyboard
good enterprise security
portable design
average battery life
mediocre display quality
limited upgrade options
noisy under load
Advantages and disadvantages of Dell Inspiron 15 3511 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent battery life
solid build quality
intuitive touchpad
average display quality
modest processor speed
limited graphics performance
fewer USB-C ports
DESIGN AND DIMENSIONS | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 33.9 cm x 23.7 cm x 2.1 cm | 35.85 cm x 23.556 cm x 1.89 cm |
Weight | 1.55 kg | 1.73 kg |
Case Material | Aluminum, magnesium alloy | - |
Colour | - | Carbon black |
DISPLAY | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Screen Size (Type) | 14" | 15.6" |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1600 x 900 (HD+) | 1920 x 1080 (Full HD) |
Pixel Density (ppi) | - | 141 |
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 | - | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.179 mm pixel pitch |
PROCESSOR | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
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Max Turbo Speed | 2.9 GHz | 4.1 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | L3 - 3 MB | 6 MB |
64-bit Computing | Yes | - |
Features | Intel Turbo Boost Technology 2.0 | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
MEMORY | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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RAM | 4 GB | 4 GB (1 x 4 GB) |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR3L SDRAM | DDR4 SDRAM |
Speed | - | 2666 MHz |
Rated Speed | - | 2666 MHz |
Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | - | 1 |
STORAGE | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Main Storage Size (HDD/SSD) | 128 GB SSD | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Graphics Processor (GPU) | Intel HD Graphics 5500 | Intel UHD Graphics |
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Camera | Yes - 720p | Yes - HD |
Resolution | - | 0.92 Megapixel |
Camera Features | Low light enhancement | 78.6 degrees, RGB camera |
Image Sensor Type | - | CMOS |
Video Resolutions | 1280 x 720 | 1280 x 720 |
Frame Rate | 30 frames per second | 30 frames per second |
Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
Codec | Realtek ALC3228 | - |
Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | High Definition Audio |
COMMUNICATIONS | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Wireless | Bluetooth, Wi-Fi | Bluetooth, 802.11a/b/g/n/ac |
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Wireless Controller | - | M.2 2230 |
Network Interface | Gigabit Ethernet | - |
BATTERY | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Technology | Lithium polymer | 3-cell lithium polymer |
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Battery Capacity (Size) | - | 41 Wh |
AC ADAPTER | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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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, 3.34 A |
INPUT | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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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 | - |
CONNECTIONS & EXPANSIONS | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Interfaces | DisplayPort 3 x USB 3.0 LAN Dock Headphone/microphone combo jack Battery VGA USB 3.0 (charging) |
HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
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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 G2 | Dell Inspiron 15 3511 |
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Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition in S mode |
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Software Included | - | Microsoft Office (30 days trial, excludes office licence) |
MISCELLANEOUS | HP EliteBook 840 G2 | Dell Inspiron 15 3511 |
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Dockable | Yes | - |
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Included Accessories | Power adapter | Power adapter |
Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader | - |
Security Slot Type | Kensington security slot | - |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
Features | HP 3D DriveGuard, 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 | ISO 9001, ISO 14001, ISO 27001 | - |
ENERGY STAR Certified | - | Yes |
Max Operating Temperature | - | 40 °C |
Min Operating Temperature | - | 0 °C |
Humidity Range Operating | - | 10 - 90% (non-condensing) |
Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |