Side by side comparison and review of Dell Inspiron 15 3511 and HP 255 G7 Notebook. 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 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
Advantages and disadvantages of HP 255 G7 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
sufficient connectivity options
includes numeric keypad
average display quality
modest processor performance
limited graphics capabilities
no backlight keyboard
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 37.6 cm x 24.6 cm x 2.25 cm |
Weight | 1.73 kg | 1.78 kg |
Colour | Carbon black | Dark ash silver |
DISPLAY | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Screen Size (Type) | 15.6" | 15.6" |
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LCD Backlight Technology | LED backlight | WLED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
Pixel Density (ppi) | 141 | - |
V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 220 cd/m² | 220 cd/m² |
Colour Gamut | 45% NTSC | 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 | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare |
PROCESSOR | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | AMD Athlon Silver 3050U / 2.3 GHz |
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Max Turbo Speed | 4.1 GHz | 3.2 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 6 MB | L3 - 4 MB |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
MEMORY | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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RAM | 4 GB (1 x 4 GB) | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2400 MHz / PC4-19200 |
Rated Speed | 2666 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 1 |
STORAGE | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC) |
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AUDIO & VIDEO | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Graphics |
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Camera | Yes - HD | Yes |
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, microphone | Stereo speakers, dual array microphone |
Compliant Standards | High Definition Audio | - |
COMMUNICATIONS | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Wireless Controller | M.2 2230 | Realtek RTL8821CE - PCI Express Mini Card (M.2) |
Network Interface | - | Gigabit Ethernet |
Bluetooth Class | - | Class 2 |
Compliant Standards | - | IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v |
Features | - | Miracast, single stream (1x1), CNVi |
BATTERY | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 41 Wh |
Battery Life | - | Up to 10.5 hours |
AC ADAPTER | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt, 19.5 V, 3.34 A | 45 Watt, 19.5 V |
INPUT | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Features | - | Volume control, multi-touch touchpad, touchpad with gesture support |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
2 x USB 3.1 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack LAN |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
SOFTWARE | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Pro 64-bit Edition National Academic - English |
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Software Included | Microsoft Office (30 days trial, excludes office licence) | HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM |
MISCELLANEOUS | Dell Inspiron 15 3511 | HP 255 G7 Notebook |
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Included Accessories | Power adapter | HP 45 Watt Smart nPFC AC Adapter |
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Security | - | Trusted Platform Module (TPM 1.2) and firmware (TPM 2.0) |
Security Slot Type | - | Kensington security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Compliant Standards | - | UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 40 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
Manufacturer Warranty | - | Limited warranty - parts and labour - 1 year |