Does all HP laptops use the same charger? No. HP laptops use different chargers depending on the model, generation, power requirements, and connector type. Some HP laptops charge via USB-C Power Delivery, while others use barrel connectors (and even among barrel connectors, sizes and pin types differ).
Why HP laptops don’t all use the same charger
- Different connector types: Many HP models use barrel plugs, while newer models may use USB-C.
- Different wattage needs: An ultrabook may be fine on 45W–65W, while a larger laptop may need 90W+. Gaming/workstation models can require 120W–200W+.
- Voltage must match: HP adapters are commonly around 19–20V, but you should always match the exact output voltage shown on your original charger label.
- Center pin / “smart pin” designs: Some HP barrel chargers include an identification pin. Using the wrong type can trigger warnings or limited charging.
Quick answer: What CAN be shared safely?
Wattage can be higher, but voltage must match. In most cases, using a higher-watt HP-compatible charger (for example 90W instead of 65W) is fine as long as the output voltage matches and the connector type/size is correct. A lower-watt charger may work but can charge slowly, throttle performance, or fail to charge under load.
How to identify the correct HP charger (fast checklist)
- Check your original charger label: Look for “Output” (e.g., 19.5V) and the wattage (W).
- Match the output voltage (V): This should be the same as your original adapter.
- Choose equal or higher wattage (W): Same is ideal; higher is usually OK.
- Confirm connector type and size:
- If your laptop charges via USB-C, you need a USB-C PD charger (and often a suitable wattage).
- If it uses a barrel plug, measure/confirm the plug size and whether it has a center pin.
- Cross-check with HP part/spare number if available: Some adapters list an HP spare/part number that can be matched for accuracy.
Common HP charger types you’ll run into
- USB-C (Power Delivery): Common on newer HP laptops and business models. Often 45W/65W/90W+ depending on the laptop.
- Barrel connector (various sizes): Common on many Pavilion/Envy/ProBook/EliteBook generations and older models.
- Higher-power adapters: Used for performance laptops, larger screens, or systems with stronger CPUs/GPUs.
Important: Two HP laptops can both say “HP charger” and still use different connectors or wattage requirements—so always verify with the label and plug.
What happens if you use the wrong HP charger?
- Wrong connector: It simply won’t fit (or may fit loosely and fail intermittently).
- Wrong voltage: Can prevent charging and may risk damage (avoid).
- Too low wattage: “Plugged in, not charging”, very slow charging, battery drain while plugged in, or reduced performance.
- Identification/pin mismatch: Some HP laptops may warn that the adapter is not recognized or may limit charging.
If your HP is “plugged in” but not charging
- Confirm the adapter wattage is sufficient for your model (especially after upgrades or heavy use).
- Inspect the cable and connector for looseness, bent pins, or heat damage.
- Try another known-good compatible charger with the same voltage and correct connector.
- Check charging settings: Some HP models have battery care features that stop charging around 80–90% to extend battery lifespan.
Recommended buying approach (to avoid mistakes)
- Use the original charger label as your primary reference (Voltage + Wattage).
- Confirm connector type/size (USB-C vs barrel; barrel sizes are not universal).
- When unsure, choose a listing that explicitly states compatibility and supports returns.
FAQ (People Also Ask style)
Does all HP laptops use the same charger?
No. HP laptops use different chargers depending on connector type (USB-C vs barrel), required voltage, and wattage.
Can I use a higher wattage HP charger?
Usually yes—as long as the output voltage matches and the connector is the correct type/size. Higher wattage typically means the charger can supply more power when needed.
Can I use any USB-C charger for an HP laptop?
Only if your HP model supports USB-C charging and the charger supports USB-C Power Delivery at sufficient wattage. Some laptops require higher PD profiles for stable charging.
How do I find out what charger my HP laptop needs?
Check the original adapter label for output voltage and wattage, then match the connector type/size. A part/spare number on the adapter or laptop can help confirm compatibility.