Compare Dell Inspiron 15 3521 Laptop (3rd… with Dell Inspiron 15 5559 (Z566502SIN9) Laptop… with Dell Inspiron 15 5567 (W56652353TH) Laptop…
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 Summary | 89 Score | 58 Score | 69 Score | |
|---|---|---|---|---|
| Performance | Intel Intel Core i5 3rd Gen 6 GB RAM Windows 8 | Intel Core i3-6100U 4 GB RAM Windows 10 | Intel Core i5-7200U 8 GB RAM Ubuntu | |
| Display | 15.6 inch 1366 x 768 pixels Touchscreen 1.0 Megapixel | 15.6 inch 1366 x 768 pixels Touchscreen Yes | 15.6 inch 1366 x 768 pixels Touchscreen 0.3 MP | |
| Battery | 6 Cell Upto 8 hours 65 W AC Adapter | 4 Cell Upto 3 Hrs | 3 Cell Upto 3 Hrs | |
 General Specifications | ||||
| Model Number | 15 | - | - | |
| Weight | 2.35 Kg | 2 Kg | 2.3 Kg | |
| Dimensions | 376 x 259 x 31.3 mm | 380 x 260 x 23.7 mm | 390 x 259 x 23.3 mm | |
 Chipset | ||||
| Processor | Intel Intel Core i5 3rd Gen | Intel Core i3-6100U | Intel Core i5-7200U | |
| Processor Clock speed | 1.8 GHz with Turbo Boost Upto 2.7 GHz | 2.3 Ghz | 2.5 Ghz | |
| Processor Model | 3337U | 6100U | 7200U | |
| Graphic Processor | Intel HD Graphics 4000 | NVIDIA GeForce 820M | AMD Radeon R7 M445 | |
| Graphic Card Type | Dedicated | |||
| RAM | 6 GB RAM | 4 GB RAM | 8 GB RAM | |
| RAM Type | DDR3 | DDR3 | DDR4 | |
| RAM Frequency | - | 1600 Mhz | 2133 Mhz | |
| Memory slot | - | 2 | 2 DIMM | |
 OS | ||||
| OS | Windows 8 | Windows 10 | Ubuntu | |
| OS Architecture | 64 bit | 64 bit | 64 bit | |
| Suitable For | Performance | - | Everyday use | |
 Storage | ||||
| Storage Capacity | 500 GB | 1 TB | 1 TB | |
| Hard Drive RPM | Yes RPM | 5400 RPM | 5400 RPM | |
| SSD Capacity | - | - | - | |
| SSD | - | Yes | Yes | |
| EMMC Storage | - | - | - | |
| Storage Interface | SATA | SATA | SATA | |
 Display | ||||
| Screen Size | 15.6 inch | 15.6 inch | 15.6 inch | |
| Screen Resolution | 1366 x 768 pixels | 1366 x 768 pixels | 1366 x 768 pixels | |
| Display Type | HD LED Display with True Life | HD LED Backlit Touch Display | HD LED Display | |
| Touchscreen | Yes | Yes | Yes | |
| Camera | 1.0 Megapixel | Yes | 0.3 MP | |
 Power | ||||
| Battery Cell | 6 | 4 | 3 | |
| Adapter | 65 W AC Adapter | - | - | |
| Battery Backup | Upto 8 hours | Upto 3 Hrs | Upto 3 Hrs | |
 Ports and Slots | ||||
| USB ports | 2 x USB 2.0, 2 x USB 3.0 | 1 x USB 3.0, 2 x USB 2.0 | 1 x USB 2.0, 2 x USB 3.0 | |
| HDMI | Yes | Yes | Yes | |
| VGA Port | - | No | Yes | |
| Lock Port | - | - | - | |
| RJ45 LAN | - | 10/100 M | 10/100 BASE-T | |
| Media Card support | Yes | Digital Media Reader | Digital Media Reader | |
| Optical Drive | CD/DVD writer | DVD Writer | CD/DVD reader | |
 Wireless Connectivity | ||||
| Wi-Fi | Yes, Yes | Yes, 802.11 b/g/n | Yes, 802.11 a/b/g/n/ac | |
| Bluetooth | Yes, v4.0 | Yes, v4.0 | Yes, v4.2 | |
| Audio and Sound | ||||
| Internal Mic | - | Yes | Yes | |
| Mic in | - | Yes | Yes | |
| Speakers | Yes | Stereo Speakers | 2 Tuned Speakers | |
| Sound Properties | Stereo Speakers with Waves MaxxAudio 4 | Waves MaxxAudio 4 | - | |
| Sound Chip | - | HD Audio Solution | HD Audio Solution | |
 Input | ||||
| Pointer Input | Touchpad | Touchpad with Multi-touch Gestures support | Touchpad with Multi-touch Gesture support | |
| Keyboard | Standard Keyboard | Standard Keyboard | Standard Keyboard | |
