Lenovo ThinkPad X12 Detachable Gen 1 vs. Dell Latitude 5290 2-in-1: Which is better?

Lenovo has released the ThinkPad X12 Detachable Gen 1, a 12.3-inch machine, in 2021. It is powered by up to a quad-core Intel Core i7-1180G7 with a boost clock speed up to 4.60 GHz. The laptop has an integrated graphics option up to Intel® Iris® Xe Graphics (96 Execution Units, 400 → 1100 MHz).

On the other hand, we have the 12.3-inch Latitude 5290 2-in-1 was introduced by Dell about three years earlier in early-2018. It comes with up to a quad-core Intel Core i7-8650U with a boost clock speed up to 4.20 GHz. It has an integrated graphics option up to Intel® UHD Graphics 620 (24 Execution Units, 300 → 1150 MHz).

Both Lenovo ThinkPad X12 Detachable Gen 1 and Dell Latitude 5290 2-in-1 have the same 12.3-inch display size. In addition, The Lenovo ThinkPad X12 Detachable Gen 1 weighs 1.85 lbs. about 2% lighter than the 1.89 lbs. Dell Latitude 5290 2-in-1. Moreover, measured at 11.15” x 8.01” x 0.35”, the Lenovo ThinkPad X12 Detachable Gen 1 is slightly more portable than the Dell Latitude 5290 2-in-1 at 11.5” x 8.22” x 0.38”.

Moving over to upgradability, Lenovo claims that the Lenovo ThinkPad X12 Detachable Gen 1 supports up to 16GB 4267 MHz LPDDR4X memory. However, it has an onboard memory module that is not upgradable by the users.

For Dell Latitude 5290 2-in-1, it supports up to 16GB 2133 MHz LPDDR3 memory. Like Lenovo ThinkPad X12 Detachable Gen 1, it has an onboard memory module that is not upgradable by the users. Luckily, it has a single removable M.2 SSD slot that users can replace or upgrade when needed.