Are all Dell adapters the same?
Are all Dell adapters the same?
Additionally, Dell laptop chargers are not compatible with every Dell system. Ensure that what you’re buying works with your product because ignoring this fact can cause a lot of issues when you get your hands on one. Additionally, the amount of wattage can greatly increase laptop charging speed.
Can I use an HP adapter on a Dell laptop?
Yes. You can use. Since the current rating is higher for HP adapter, there is no risk. One of my friends did this on my laptop (Dell Studio 1555).
Is it bad to use a different charger for your laptop?

The amperage (current) should be either identical or higher, and luckily you are not going to damage the laptop or charger if it’s higher. Amperage basically regulates how much power flows to your laptop. Not having enough will be useless as the laptop won’t turn on, but having too much is perfectly fine.
What happens if I use a different charger for my laptop?
Power Requirements If you use a charger that doesn’t provide enough power, or that provides too much power to a laptop, you risk damaging the battery beyond repair. There’s also the possibility that you damage other hardware on your laptop so really, just don’t do it.
Do all Dell laptops use same charger?
All the Dell Laptops do not use the same chargers. However, when the chargers are paired with a compatible laptop model, they are designed to function with all other laptops with the same power output and connection. Many Dell laptops require only 35 watts to function, where the other laptop requires more than 100w.
Do Dell and HP have the same charger?

The Short Answer: Whilst Dell and HP both have laptop chargers with 7.4 x 5.0mm tips and 4.5 x 3.0mm tips and both operate at similar voltages you can not interchange these laptop chargers due to the smart tip technology used.
Can I charge my Dell laptop without a charger?
One of the easiest ways to charge your laptop is with a power bank. A power bank is basically a portable battery for your laptop. All you’ve got to do is connect the power bank to your laptop. The best thing about power banks is that they don’t need to be plugged into an outlet while they’re charging your laptop.