Model | Brand | Screen size (") | Maximum RAM (GB) | CPU | Release year | Screen brightness (nt) | Battery capacity (Wh) | Weight (kg) | Power interface | Graphics | Resolution width (px) | Resolution height (px) | RAM interface | Screen type | Colour | Storage format | Key travel (mm) | PWM detected? | Screen finish | PWM frequency (Hz) | Storage size (GB) | RAM speed (MHz) | Contrast ratio | Pixel density (ppi) | CPU architecture (bit) | RAM (GB) | Width (cm) | Standby time | Depth (cm) | Height (cm) | Number of USB C ports | Number of Thunderbolt 3 ports | Number of USB 2 ports | Number of USB 3 ports | Aspect ratio | Number of FireWire 800 ports | Number of FireWire 400 ports | Physical escape key? | Removable battery? | Backlit? | Trackpoint buttons | Kensington lock slot? | Fingerprint reader? | USB C? | Supports Coreboot? | ThinkLight? | Unibody? | Touch bar? | Multitouch screen? | Wireless? | Function row style | Card reader? | Keyboard mechanism | Newest compatible operating system | NFC? | FireWire? | Touch screen? | Operating system | RAM specification | Battery type | Keyboard style | Buy now |
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ThinkPad X1 Carbon (2nd Generation) | Lenovo | 14" [x] | 8GB [x] | i5-4200U [x] / i5-4210U [x] / i5-4300U [x] / i7-4600U [x] | 2014 [x] | 270nt [x] (WQHD IPS touch option) / 250nt [x] (HD+ option) / 300nt [x] (WQHD IPS option) | 45Wh [x] | 1.34kg [x] | Slim-tip (square plug) [x] | Intel HD Graphics 5000 [x] / Intel HD Graphics 4400 [x] | 2560px [x] (WQHD IPS touch option) / 1600px [x] (HD+ option) / 2560px [x] (WQHD IPS option) | 1440px [x] (WQHD IPS touch option) / 900px [x] (HD+ option) / 1440px [x] (WQHD IPS option) | Soldered [x] | IPS [x] (WQHD IPS touch option) / TN [x] (HD+ option) / IPS [x] (WQHD IPS option) | Black [x] | M.2 [x] | Matte [x] (WQHD IPS option) | Haswell [x] | 4GB [x] / 8GB [x] | 33.1cm [x] | 22.6cm [x] | 1.81cm [x] | No [x] | Yes [x] | No [x] | Yes [x] | No [x] | Yes [x] (WQHD IPS touch option) | Adaptive touchbar [x] | No [x] | No [x] | Chiclet (Island keys) [x] | ||||||||||||||||||||||||||||||
ThinkPad X240 | Lenovo | 12" [x] | 8GB [x] | i3-4010U [x] / i5-4200U [x] / i5-4210U [x] / i5-4300U [x] / i7-4600U [x] | 2013 [x] | 72Wh [x] / 47.5Wh [x] / 23.5Wh [x] | 1.31kg [x] | Slim-tip (square plug) [x] | Intel HD Graphics 4400 [x] | Single SODIMM slot [x] | Black [x] | 2.5" 7mm SATA [x] | 8GB [x] | 30.5cm [x] | 20.8cm [x] | 1.99cm [x] | Yes [x] | Optional [x] | No [x] | Optional [x] | No [x] | Physical keys [x] | SD [x] | Optional [x] | Chiclet (Island keys) [x] | |||||||||||||||||||||||||||||||||||||
ThinkPad T440 | Lenovo | 14" [x] | 12GB [x] | i7-4500U [x] / i7-4600U [x] / i3-4010U [x] / i3-4030U [x] / i5-4200U [x] / i5-4210U [x] / i5-4300U [x] | 2013 [x] | 200nt [x] (HD option) / 250nt [x] (HD+ option) | 47.5Wh [x] / 72Wh [x] | 1.72kg [x] | Slim-tip (square plug) [x] | Intel HD Graphics 4400 [x] / NVIDIA GeForce ® GT 720M [x] | 1600px [x] (HD+ option) / 1366px [x] (HD option) | 900px [x] (HD+ option) / 768px [x] (HD option) | Dual SODIMM slot [x] | TN [x] | Black [x] | 2.5" 7mm SATA [x] | Yes [x] | Matte [x] | Haswell [x] | 33.9cm [x] | 23.25cm [x] | 2.1cm [x] | Yes [x] | Yes [x] | No [x] | Optional [x] | No [x] | No [x] | Physical keys [x] | SD [x] | Optional [x] | Chiclet (Island keys) [x] | ||||||||||||||||||||||||||||||
ThinkPad T440s | Lenovo | 14" [x] | 12GB [x] | i7-4600U [x] / i5-4300U [x] / i5-4210U [x] | 2013 [x] | 250nt [x] (HD+ option) / 200nt [x] (HD option) / 300nt [x] (FHD IPS option) | 72Wh [x] / 47.5Wh [x] | 1.59kg [x] | Slim-tip (square plug) [x] | NVIDIA GeForce ® GT 720M [x] / Intel HD Graphics 4400 [x] | 1366px [x] (HD option) / 1600px [x] (HD+ option) / 1920px [x] (FHD IPS option) | 768px [x] (HD option) / 900px [x] (HD+ option) / 1080px [x] (FHD IPS option) | Single SODIMM slot [x] | TN [x] / IPS [x] (FHD IPS option) | Black [x] | 2.5" 7mm SATA [x] | Yes [x] | Matte [x] | Haswell [x] | 33.1cm [x] | 22.6cm [x] | 2.06cm [x] | Yes [x] | Yes [x] | No [x] | Optional [x] | No [x] | No [x] | Optional [x] (FHD IPS option) | Physical keys [x] | SD [x] | Optional [x] | Chiclet (Island keys) [x] |