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- Lenovo ThinkPad X1 vs Dell Inspiron 15 5521
Lenovo ThinkPad X1 vs Dell Inspiron 15 5521 comparison
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| key specs | ||||
| Display size | 14.00-inch | 15.60-inch | ||
| Display resolution | 1920x1080 pixels | 1366x768 pixels | ||
| Touchscreen | No | No | ||
| Processor | Core i7 | Core i7 | ||
| RAM | 16GB | 8GB | ||
| OS | Windows 10 Professional | Windows 8 Professional | ||
| Hard disk | 1TB | 1TB | ||
| SSD | No | No | ||
| Graphics | Integrated Intel HD Graphics 4000 | AMD Radeon HD 8670M | ||
| Weight | 1.12 kg | 2.20 kg | ||
| general | ||||
| Brand | Lenovo | Dell | ||
| Model | ThinkPad X1 | Inspiron 15 5521 | ||
| Model Number | X1 | 5521 | ||
| Series | ThinkPad | Inspiron 15 | ||
| Dimensions (mm) | 323.00 x 217.00 x 40.64 | 376.00 x 259.00 x 25.40 | ||
| Weight (kg) | 1.12 | 2.2 | ||
| Colours | Black | Moon Silver | ||
| Operating system | Windows 10 Professional | Windows 8 Professional | ||
| Battery Capacity (WHR) | 57 | 60 | ||
| Battery Cell | 4 | 6 | ||
| Battery Life (up to hours) | 12 | 3 | ||
| display | ||||
| Size | 14.00-inch | 15.60-inch | ||
| Resolution | 1920x1080 pixels | 1366x768 pixels | ||
| Touch Screen | No | No | ||
| processor | ||||
| Processor | Intel Core i7 8th Gen 8550U | Intel Core i7 3rd Gen 3537U | ||
| Base Clock Speed | 1.8 GHz | 2 GHz | ||
| Burst Clock Speed | 3.2 GHz | 3.1 GHz | ||
| Cache | 4MB | 4MB | ||
| memory | ||||
| RAM | 16GB | 8GB | ||
| RAM Slots | - | 2 | ||
| Expandable RAM up to (GB) | - | 16GB | ||
| graphics | ||||
| Graphics Processor | Integrated Intel HD Graphics 4000 | AMD Radeon HD 8670M | ||
| Dedicated Graphic Memory Type | DDR3 | DDR3 | ||
| Dedicated Graphics | No | Yes | ||
| Dedicated Graphic Memory | - | 2GB | ||
| storage | ||||
| Hard disk | 1TB | 1TB | ||
| SSD | No | No | ||
| connectivity | ||||
| Ethernet | Yes | 10/100 T | ||
| Wi-Fi standards supported | - | 802.11 b/g/n/ac | ||
| Bluetooth version | - | 4 | ||
| inputs | ||||
| Web Camera | Yes | - | ||
| Pointer Device | Touchpad | Touchpad | ||
| Backlit Keyboard | Yes | - | ||
| Internal Mic | Yes | Yes | ||
| Speakers | Yes | 2 Speakers | ||
| Finger Print Sensor | No | - | ||
| Touchpad | - | Yes | ||
| Optical Disk Drive | - | CD/DVD Writer | ||
| ports and slots | ||||
| Number of USB Ports | 2 | 3 | ||
| USB Ports | 1 x USB 2.0, 1 x USB 3.0 | 1 x USB 2.0, 2 x USB 3.0 | ||
| HDMI Port | Standard | Standard | ||
| Multi Card Slot | 4 in 1 Card Reader | - | ||
| Headphone and Mic Combo Jack | - | Yes | ||
| RJ45 (LAN) | - | Yes | ||
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