In depth comparison and review of HP EliteBook 820 G2 and Dell Inspiron 15 3510. 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 G2 based on its technical characteristics, features, user experience, expert reviews and price level.
compact and portable
solid build quality
good keyboard feel
adequate performance level
decent battery life
average display quality
limited upgrade options
no high-end graphics
higher price segment
Advantages and disadvantages of Dell Inspiron 15 3510 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
decent battery life
lightweight design
solid build quality
simple user interface
average display quality
limited performance capacity
minimal connectivity options
basic graphics capability
DESIGN AND DIMENSIONS | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 31 cm x 21.53 cm x 2.1 cm | 35.85 cm x 23.556 cm x 1.89 cm |
Weight | 1.36 kg | 1.65 kg |
Case Material | Aluminum, magnesium alloy | - |
Colour | - | Platinum silver |
DISPLAY | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Screen Size (Type) | 12.5" - TN | 15.6" - TN |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
Pixel Density (ppi) | - | 100 |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | - |
Image Brightness | 200 cd/m² | 220 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | - | Anti-glare, 25 ms response rate, Narrow Border Display, 0.252 mm pixel pitch, ±40° horizontal viewing angle, +10/-30 vertical viewing angle |
PROCESSOR | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Celeron N4020 / 1.1 GHz |
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Max Turbo Speed | 2.9 GHz | 2.8 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | L3 - 3 MB | 4 MB |
64-bit Computing | Yes | - |
Features | Intel Turbo Boost Technology 2.0 | Intel Burst Technology |
MEMORY | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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RAM | 4 GB (1 x 4 GB) | 4 GB (1 x 4 GB) |
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Max RAM Supported | 16 GB | 8 GB |
RAM Type | DDR3L SDRAM | DDR4 SDRAM |
Speed | 1600 MHz / PC3L-12800 | 2400 MHz |
Rated Speed | 1600 MHz | 2400 MHz |
Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 1 |
Empty Slots | 1 | 0 |
STORAGE | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Main Storage Size (HDD/SSD) | 128 GB SSD | 128 GB SSD M.2 PCIe 2.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Graphics Processor (GPU) | Intel HD Graphics 5500 | Intel UHD Graphics 600 |
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Camera | Yes - 720p | Yes - HD |
Resolution | - | 0.92 Megapixel |
Camera Features | 720p HD movie recording, 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 | ALC3228 | Realtek ALC3204 |
Compliant Standards | High Definition Audio, DTS Studio Sound | High Definition Audio |
COMMUNICATIONS | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Wireless | Bluetooth, Wi-Fi | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | - | Intel Wireless-AC 9462 - M.2 2230 |
Network Interface | Gigabit Ethernet | - |
Features | - | Single stream (1x1) |
BATTERY | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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Technology | Lithium polymer | 3-cell lithium polymer |
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Battery Capacity (Size) | - | 41 Wh |
AC ADAPTER | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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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 820 G2 | Dell Inspiron 15 3510 |
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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 820 G2 | Dell Inspiron 15 3510 |
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Interfaces | 2 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock USB 3.0 (charging) |
HDMI 2 x USB 3.2 Gen 1 USB 2.0 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 820 G2 | Dell Inspiron 15 3510 |
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Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 11 Home |
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Software Included | - | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) |
MISCELLANEOUS | HP EliteBook 820 G2 | Dell Inspiron 15 3510 |
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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 | - |
Security Slot Type | Kensington security slot | - |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
Features | Easy access door, 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, Intel My WiFi Technology | - |
Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | - |
ENERGY STAR Certified | - | Yes |
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 | - |