Product comparison · 2 power adapters & inverters

Origin Storage 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB vs Origin Storage 90W BTI Auto Adapter for laptops with

Key differences

Input voltage
- 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB:90-250 V
- 90W BTI Auto Adapter for laptops with:100-240 V
Input frequency
- 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB:47/63 Hz
- 90W BTI Auto Adapter for laptops with:50/60 Hz
Output power
- 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB:40 W
- 90W BTI Auto Adapter for laptops with:90 W
Output voltage
- 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB:18-20 V
- 90W BTI Auto Adapter for laptops with:19 V

Differences highlightedShow differences only

Comparison of 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB, AP-19V90WUSB-124
12 specifications	A Origin Storage 40W WALL-MOUNT ADAPTER LENOVO OEM: Q46-20V2A ADL40WDB View product	B Origin Storage 90W BTI Auto Adapter for laptops with Model AP-19V90WUSB-124 View product
Features4 differ
Power current typeKnown for one	Unknown — not stated by the source	AC-to-DC
Input voltageDiffers	90-250 V	100-240 V
Input frequencyDiffers	47/63 Hz	50/60 Hz
Output powerDiffers	40 W	90 W
Output voltageDiffers	18-20 V	19 V
Adjustable output voltageKnown for one	Unknown — not stated by the source	No
Brand compatibilityKnown for one	Unknown — not stated by the source	DELL
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.