In depth comparison and review of Dell Inspiron 15 5510 and Lenovo IdeaPad 520-15IKB (81BF). 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 Dell Inspiron 15 5510 based on its technical characteristics, features, user experience, expert reviews and price level.
efficient 11th gen processor
sleek aluminum design
comfortable backlit keyboard
fast SSD storage
good thermal management
average battery life
no dedicated GPU
limited port selection
dim display brightness
Advantages and disadvantages of Lenovo IdeaPad 520-15IKB (81BF) based on its technical characteristics, features, user experience, expert reviews and price level.
robust metal design
crisp full HD display
backlit keyboard feature
adequate processing power
reasonable price point
average battery life
limited graphics performance
heavier than competitors
no USB-C port
DESIGN AND DIMENSIONS | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.606 cm x 22.89 cm x 1.799 cm | 37.8 cm x 26 cm x 2.2 cm |
Weight | 1.75 kg | 2.2 kg |
Case Material | - | Metal |
Colour | Platinum silver | Golden |
DISPLAY | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Screen Size (Type) | 15.6" | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full 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 | - | 250 cd/m² |
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 |
PROCESSOR | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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CPU | Intel Core i5 (11th Gen) 11300H | Intel Core i5 (8th Gen) 8550U / 1.8 GHz |
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Max Turbo Speed | 4.4 GHz | 4 GHz |
Number of Cores | Quad-Core | Quad-Core |
Cache | 8 MB | 8 MB |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Integrated memory controller |
MEMORY | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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RAM | 8 GB (2 x 4 GB) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
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Max RAM Supported | 32 GB | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 3200 MHz | 2133 MHz |
Rated Speed | 3200 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 1 |
Empty Slots | 0 | 0 |
STORAGE | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 2 TB HDD SATA 6Gb/s / 5400 rpm |
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Optical Drive | - | DVD±RW |
AUDIO & VIDEO | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce MX150 / Intel UHD Graphics 620 |
Memory Allocation Technology | Shared Video Memory (UMA) | - |
Video Memory | - | 4 GB GDDR5 SDRAM |
Camera | Yes - HD | Yes - 720p |
Resolution | 0.92 Megapixel | 1 Megapixel |
Camera Features | Privacy shutter, 74.9 degrees, RGB camera | Fixed focus |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
Audio Features | - | Output: Harman audio technology |
COMMUNICATIONS | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | M.2 2230 | M.2 Card |
Network Interface | - | Gigabit Ethernet |
Features | Dual stream (2x2) | Single stream (1x1) |
BATTERY | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Technology | 4-cell lithium polymer | 2-cell lithium polymer |
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Battery Capacity (Size) | 54 Wh | 35 Wh |
Battery Life | - | Up to 6 hours |
AC ADAPTER | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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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 | 65 Watt |
INPUT | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | Yes | Yes |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Interfaces | USB-C 3.2 Gen 2x2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
USB-C 3.0 2 x USB 3.0 HDMI LAN Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
SOFTWARE | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition - English |
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Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | - |
MISCELLANEOUS | Dell Inspiron 15 5510 | Lenovo IdeaPad 520-15IKB (81BF) |
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Included Accessories | Power adapter | Power adapter |
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Security | - | Fingerprint reader |
Security Slot Type | - | Kensington mini security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | - | Administrator password, hard drive password, power-on password |
Compliant Standards | - | RoHS |
Max Operating Temperature | 40 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 50 - 90% (non-condensing) | - |
Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - pick-up and return |