The Difference Between 140W and 96W Chargers

October 19, 2021, Apple released the 2021 Macbook Pro, which uses the M1 PRO / M1 MAX chip, is equipped with interfaces such as Thunderbolt, HDMI, 3.5mm headset, and magnetic charging has also returned. 

Apple has divided three specifications for the charging configuration of the Macbook Pro 2021.

  1. The 16-inch model--equipped with PD3.1 140W USB-C charger
  2. The 14-inch high-profile model--equipped with a 96W USB-C charger
  3. The 14-inch low-profile model-- equipped with a 67W USB-C charger

The 2019 Macbook Pro 16 is equipped with a 96WPD charger, model A2166, and the 2021 Macbook Pro 16 is equipped with a 140WPD3.1 charger. What is the difference between Apple's new 140W charger and 96W?

Parameter Information:

  • 140W Charger

input: 100-240V~50/60Hz 2.0A
output: 5.2V3A, 9V3A, 15V5A, 20.5V5A, 28V5A
protocol:USB PD3.1
PDO:5V3A/9V3A/15V5A/20V4.7A/28V5A

  • 96W Charger

input: 100-240V~50/60Hz 1.5A
output: 5.2V3A, 9V3A, 15V3A, 20.5V4.7
protocol:USB PD2.0
PDO:5V3A/9V3A/15V3A/20V4.7A

Exterior:

  • 140W Charger(A2452

Size:96.13×75.17×28.68mm.
Volume:  207.24cm³
Power Density: 0.67W/cm³
Weight: 276.7g

  •  96W Charger(A2166

Size: 80.0 x 80.0 x 28.6mm
Volume: 183.04cm³
Power density: 0.52W/cm³
Weight: 299.1g

Comparing the 140W charger and the 96W charger, the 140W charger has higher output power, higher density, and reduced weight.

Does the Wattage of the MacBook Pro Charger Matter?

different between 140w charger and 96w charger

Choose the correct power adapter for your laptop. This way you can quickly and safely charge your laptop

You can use a higher-power power adapter, but you cannot use a lower-power power adapter without potential operating problems.

Why do I Need a 140W Charger?

The GaN USB-C 140W charger is a new type of charger with huge power. It supports Power Delivery (PD) 3.1. It is one of the first such adapters. In the past, some USB-C laptop fast chargers USB-C The upper limit of the power transmission specification is 100W.

Conclusion

The performance of the two chargers is basically the same when charging PD2.0 and PD3.0 devices, and both have an output close to 100W​. 140W needs to be equipped with PD3.1 new version ​devices and accessories to achieve full performance.