In depth comparison and review of HP ProBook 640 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 ProBook 640 G1 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient business features
good keyboard layout
decent processor performance
affordable price point
average battery life
heavier design
limited graphics capability
outdated aesthetics
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 ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34 cm x 23.7 cm x 2.9 cm | 35.85 cm x 23.556 cm x 1.89 cm |
| Weight | 2.13 kg | 1.73 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | - | Carbon black |
| DISPLAY | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Screen Size (Type) | 14" - TN | 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 | 200 cd/m² | 220 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | HD standard-viewing angle (SVA) eDP anti-glare | 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 ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| CPU | Intel Core i5 (4th Gen) 4300M / 2.6 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | Yes | - |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | HP ProBook 640 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 ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|---|---|
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4600 | Intel UHD Graphics |
|---|---|---|
| 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 | IDT 92HD91 | - |
| Compliant Standards | High Definition Audio, DTS SOUND+ | High Definition Audio |
| COMMUNICATIONS | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Wireless | Wi-Fi | Bluetooth, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | - | M.2 2230 |
| Network Interface | Gigabit Ethernet | - |
| BATTERY | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Technology | Lithium Ion | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | - | 41 Wh |
| AC ADAPTER | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt, 19.5 V, 3.34 A |
| INPUT | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Spill-resistant, touchpad with gesture support | - |
| CONNECTIONS & EXPANSIONS | HP ProBook 640 G1 | Dell Inspiron 15 3511 |
|---|
| Interfaces | 3 x USB 3.0 DisplayPort VGA Headphone/microphone combo jack LAN Dock USB 3.0 (charging) |
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 ProBook 640 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 ProBook 640 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 | Administrator password, hard drive password, power-on password | - |
| 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 | - |
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