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Compare Lenovo ThinkPad T490s vs. Lenovo ThinkPad X230

This is a side-by-side comparison of the specs of the ThinkPad T490s vs. the ThinkPad X230. Differences are highlighted in yellow.
Item ThinkPad T490s ThinkPad X230
Item image Item image
Screen size 14" [x] 12" [x]
Maximum RAM 32GB [x] 16GB [x]
CPU i7-8665U [x] / i7-8565U [x] / i5-8365U [x] / i5-8265U [x] i7-3520M [x] / i5-3360M [x] / i5-3320M [x]
Release year 2019 [x] 2012 [x]
Screen brightness 250nt [x] (FHD IPS option) / 500nt [x] (WQHD IPS HDR option) / 400nt [x] (FHD Low Power option) / 400nt [x] (FHD Privacy Guard option) / 300nt [x] (FHD IPS touch option) 300nt [x] (IPS display option) / 200nt [x] (TN display option)
Battery capacity 57Wh [x] 93.6Wh [x] / 62.4Wh [x] / 28.8Wh [x]
Weight 1.27kg [x] 1.34kg [x]
Power interface USB-C [x] Coax barrel [x]
Graphics Intel HD Graphics 620 [x] Intel HD Graphics 3000 [x] / Intel HD Graphics 4000 [x]
Resolution width 1920px [x] (FHD IPS option) / 2560px [x] (WQHD IPS HDR option) / 1920px [x] (FHD Low Power option) / 1920px [x] (FHD Privacy Guard option) / 1920px [x] (FHD IPS touch option) 1366px [x]
Resolution height 1080px [x] (FHD IPS option) / 1440px [x] (WQHD IPS HDR option) / 1080px [x] (FHD Low Power option) / 1080px [x] (FHD Privacy Guard option) / 1080px [x] (FHD IPS touch option) 768px [x]
RAM interface Soldered [x] Dual SODIMM slot [x]
Screen type IPS [x] (FHD IPS touch option) / IPS [x] (FHD Privacy Guard option) / IPS [x] (FHD Low Power option) / IPS [x] (WQHD IPS HDR option) / IPS [x] (FHD IPS option) TN [x] (TN display option) / IPS [x] (IPS display option)
Colour Black [x] / Silver [x] Black [x]
Storage format M.2 [x] 2.5" 7mm SATA [x]
Key travel 1.7mm [x]
PWM detected? No [x] (FHD Low Power option) / Unknown [x] (FHD IPS option) Yes [x]
Screen finish Matte [x] (FHD IPS touch option) / Matte [x] (FHD IPS option) / Matte [x] (FHD Privacy Guard option) / Matte [x] (FHD Low Power option) / Glossy [x] (WQHD IPS HDR option) Matte [x]
Contrast ratio 1000:1 [x] (FHD Privacy Guard option)
Width 32.9cm [x] 30.5cm [x]
RAM 32GB [x] / 16GB [x] / 8GB [x]
Depth 22.7cm [x] 20.7cm [x]
Height 1.67cm [x] 2.7cm [x]
Aspect ratio 16:9 [x]
Removable battery? No [x] Yes [x]
Supports Coreboot? No [x] Yes [x]
Backlit? Yes [x] Optional [x]
Trackpoint buttons Yes [x] Yes [x]
Multitouch screen? Yes [x] (FHD IPS touch option)
Fingerprint reader? Optional [x] Yes [x]
CPU architecture Whiskey Lake [x] Ivy Bridge [x]
Card reader? MicroSD [x] SD [x]
Function row style Physical keys [x] Physical keys [x]
NFC? Optional [x] No [x]
ThinkLight? No [x]
Keyboard style Chiclet (Island keys) [x] Chiclet (Island keys) [x]
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