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Dell / LaptopsReleased April 2021
Dell Inspiron 15 3511 (2021)
Inspiron 15 3511 (2021) · April 2021
₦699,000
Stored estimate. No saved seller offers for this device.
Official launch price: $499.00
15.6-inch (Diagonal) Anti-glare LED display; TN (HD) or WVA (FHD) options (everyday panel) · Standard 60 Hz (screen refresh speed)
Our take
Editorial context remains separate from factual specifications.
The Dell Inspiron 15 3511 (2021) features a 15.6-inch (Diagonal) Anti-glare LED display; TN (HD) or WVA (FHD) options (everyday panel) display with Standard 60 Hz (screen refresh speed) refresh rate.
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Full specifications
Every applicable group and every stored specification row.
LAUNCH DATE2 fields
- Released
- April 2021
- Status
- Discontinued (2022)
DISPLAY6 fields
- Type
- Anti-glare LED display; TN (HD) or WVA (FHD) options (everyday panel)
- Size
- 15.6-inch (Diagonal)
- Resolution
- 1366 × 768 or 1920 × 1080 pixels (total screen pixel count)
- Refresh Rate
- Standard 60 Hz (screen refresh speed)
- Brightness
- Up to 220 nits typical (250 nits FHD)
- Color
- Standard 45% NTSC color
ADDITIONAL INFORMATION2 fields
- Price in Nigeria
- ₦699,000
- Launch Price (USD)
- $499.00 (reference only — see Price in Nigeria above for the actual retail price)
AUDIO AND WEBCAM3 fields
- Microphones
- Dual-array microphones (improves voice clarity and noise reduction)
- Speakers
- Stereo speakers with Waves MaxxAudio Pro (enhanced audio output for media)
- Webcam
- 720p HD webcam (standard video-call quality)
BATTERY AND CHARGING3 fields
- Battery Life
- 41 Wh battery; Dell does not publish a single figure — typical mixed use around 5–6 hours (manufacturer endurance figure)
- Battery Type
- Built-in lithium-ion polymer battery (non-removable internal battery)
- Charging
- 45 W or 65 W barrel charger (supported charging methods)
BODY AND BUILD3 fields
- Colors
- Carbon Black or Platinum Silver (official factory color options)
- Material
- Polycarbonate chassis (durable everyday build)
- Weight
- 1.85 kg (varies by configuration)
MEMORY AND STORAGE3 fields
- RAM
- Standard: 8 GB DDR4 2666 MHz (two SO-DIMM slots, upgradeable to 16 GB) (higher multitasking capability)
- Storage
- Options: 256 GB / 512 GB / 1 TB SSD, or 1 TB HDD (varies by model) (internal file and app storage)
- Storage Type
- SSD (PCIe NVMe M.2) (fast solid-state storage technology)
OVERVIEW5 fields
- Chip
- Intel Core i5-1135G7 (quad-core, up to 4.2 GHz) with Intel Iris Xe Graphics; Core i3-1115G4 or i7-1165G7 with NVIDIA GeForce MX350 option (handles all processing and graphics tasks)
- Manufacturer
- Dell
- Model
- Dell Inspiron 15 3511 (2021)
- Operating System
- Windows 10 Home; Windows 11 on later units
- Release Year
- 2021
PERFORMANCE3 fields
- Memory Bandwidth
- About 42.7 GB/s (dual-channel DDR4-2666) (speed at which data moves between chip and memory)
- Neural Engine
- None (no dedicated NPU)
- Processor
- Intel Core i5-1135G7 (Tiger Lake, 15 W) CPU: 4-core / 8-thread, up to 4.2 GHz; Core i3-1115G4 or i7-1165G7 options (balances power and battery efficiency) GPU: Intel Iris Xe / UHD Graphics; optional NVIDIA GeForce MX350 2 GB (handles graphics and creative workloads)
PORTS AND CONNECTIVITY1 fields
- Ports and connectivity
- 1 × USB 2.0 + 2 × USB 3.2 (USB-A), HDMI 1.4, SD card reader, Gigabit Ethernet, 3.5 mm headset jack, Wi-Fi 5 (802.11ac), Bluetooth 4.1.
SOFTWARE AND EXTRAS4 fields
- Keyboard
- Non-backlit keyboard, optional backlit (standard keys)
- Operating System
- Windows (latest supported version) (preinstalled Microsoft software platform)
- Security
- Optional fingerprint reader in the power button, TPM 2.0 (biometric authentication method)
- Trackpad
- Precision glass touchpad (navigation surface)
Where to buy in Nigeria
Saved seller offers for this exact device. Prices have not yet been reverified; confirm the configuration, condition and availability with the store.
| Seller / condition | Configuration | Price / checked | Listing |
|---|---|---|---|
| No saved seller offers are available for this device. Stored estimates do not confirm current price or stock. | |||
Store search links are not verified offers. Confirm price, configuration, condition and warranty before paying.
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Last updated 20 Sep 2026
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