Can you charge an ROG Ally X with any 100W USB-C PD (PPS) charger?

Worked out from the manufacturers’ specifications. Have a different charger? Pick it below the answer.

Answer
Yes, fast charging

The Any 100W USB-C PD (PPS) meets the ROG Ally X’s top charging speed of about 100 W.

Power delivered100 W of 100 W max
0 Wfast: 100 W
0 → 50%
~28 min
0 → 100%
~1 h 35 min

Estimated from the official battery capacity and the power this pair agrees on, with the device idle.

Try another charger

How long to 50% with each charger

Shorter bar is faster. The highlighted row is the charger on this page.

ROG Ally X charging specs

Fast charging needs
100 W
Max input (approx.)
100 W
In the box
65W
Battery
80 Wh
Any 100W USB-C PD (PPS)
100 W · USB-C · PPS

Sources: ASUS: ROG Ally X (2024) specs · ASUS: ROG Ally vs ROG Ally X · USB-IF: USB Power Delivery. Checked 2026-10-17.

Quick answers

Is it safe to charge the ROG Ally X with the Any 100W USB-C PD (PPS)?

Yes. USB Power Delivery negotiates power, so the ROG Ally X only takes what it can handle and the charger only gives what it can supply. A weaker charger is slower, not dangerous.

How many watts does the ROG Ally X need for fast charging?

100 W or more. Ships with a 65W adapter in most regions and accepts USB-C chargers up to 100W.

How long does the ROG Ally X take to charge with the Any 100W USB-C PD (PPS)?

About 28 min to 50% and 1 h 35 min to full, estimated with the device idle.