Side by side comparison and review of Dell Inspiron 15 3511 and Dell Vostro 3400. 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 Dell Vostro 3400 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
affordable price point
decent battery life
solid performance
good connectivity options
average display quality
heavier design
limited graphics power
noisy under load
| DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 32.87 cm x 23.95 cm x 1.99 cm |
| Weight | 1.73 kg | 1.59 kg |
| Colour | Carbon black | Black accent |
| DISPLAY | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | 157 |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 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 | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.161 mm pixel pitch |
| PROCESSOR | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2666 MHz |
| Rated Speed | 2666 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - HD | Yes - HD |
| Resolution | 0.92 Megapixel | 0.92 Megapixel |
| Camera Features | 78.6 degrees, RGB camera | 78.6 degrees, RGB camera |
| Image Sensor Type | CMOS | CMOS |
| Video Resolutions | 1280 x 720 | 720p |
| Frame Rate | 30 frames per second | 30 frames per second |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Codec | - | Realtek ALC3204 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 2230 | Dell Wireless 1810 - M.2 2230 |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8111H |
| BATTERY | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Technology | 3-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 41 Wh | 42 Wh |
| AC ADAPTER | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 45 Watt, 19.5 V, 2.31 A |
| INPUT | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
HDMI 2 x USB 3.2 Gen 1 USB 2.0 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Pro 64-bit Edition + Windows 11 Pro Licence - Multilingual User Interface (MUI) |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | Microsoft Office (30 days trial, excludes office licence), McAfee Small Business Security (30 days trial) |
| MISCELLANEOUS | Dell Inspiron 15 3511 | Dell Vostro 3400 |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | - | Noble Wedge security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| ENERGY STAR Certified | Yes | Yes |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
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