In depth comparison and review of HP EliteBook 820 G1 and Dell Inspiron 15 3511. 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 EliteBook 820 G1 based on its technical characteristics, features, user experience, expert reviews and price level.
sturdy build quality
compact and portable
good keyboard feel
solid security features
decent processor performance
average display quality
limited storage capacity
no high-end graphics
older model limitations
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 820 G1 | Dell Inspiron 15 3511 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31 cm x 21.53 cm x 2.1 cm | 35.85 cm x 23.556 cm x 1.89 cm |
| Weight | 1.33 kg | 1.73 kg |
| Case Material | Aluminum, magnesium alloy | - |
| Colour | - | Carbon black |
| DISPLAY | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Screen Size (Type) | 12.5" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (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 | 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 820 G1 | Dell Inspiron 15 3511 |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | Intel vPro Platform | - |
| Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| RAM | 4 GB | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 2666 MHz |
| Rated Speed | 1600 MHz | 2666 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 3Gb/s | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes | Yes - HD |
| Resolution | - | 0.92 Megapixel |
| Camera Features | - | 78.6 degrees, RGB camera |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1280 x 720 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, stereo microphone | Stereo speakers, microphone |
| Codec | IDT 92HD91 | - |
| Compliant Standards | High Definition Audio, DTS Studio Sound, DTS SOUND+ | High Definition Audio |
| COMMUNICATIONS | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 4.0 | Bluetooth, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | - | M.2 2230 |
| Network Interface | Gigabit Ethernet | - |
| BATTERY | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Technology | Lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | - | 41 Wh |
| AC ADAPTER | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 19.5 V, 3.34 A |
| INPUT | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Volume control, spill-resistant | - |
| CONNECTIONS & EXPANSIONS | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Interfaces | 3 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock |
HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition in S mode |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | HP EliteBook 820 G1 | Dell Inspiron 15 3511 |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | - |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Power-on password, charging via USB, HP Disk Sanitizer, HP 3D DriveGuard, HP DuraFinish, HP DuraKeys, HP SpareKey, HP File Sanitizer, HP DisplaySafe, HP BIOS Protection, BIOS Absolute Persistence, HP SureStart, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Pre-Boot Security, HP Roaming Alert, Intel My WiFi Technology | - |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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