1GB = 1 billion bytes and 1TB = 1 trillion bytes; actual formatted capacity less. Testing conducted by Apple in April 2019 using preproduction 2.4GHz quad-core Intel Core i5-based 13-inch MacBook Pro systems with 8GB of RAM and 512GB SSD; and preproduction 2.3GHz 8-core Intel Core i9-based 15-inch MacBook Pro systems with 16GB of RAM and 512GB SSD.
The 13-inch MacBook Pro features a 58.2 watt-hour battery, compared with a 49.9 WHr battery on the Air. On the Laptop Mag Battery Test, which involves continuous web surfing at 150 nits of screen
MacBook Pro A1708 Battery A1713 for MacBook Pro 13 Inch A1708 Late 2016 Mid 2017 (EMC 2978 3164), A2171 Laptop Replacement Battery for MacBook Pro 13 Inch A2159 (2019) A2289 (2020) A2338 (2020) 543. 300+ bought in past month. $5900. Save $8.00 with coupon. 1GB = 1 billion bytes and 1TB = 1 trillion bytes; actual formatted capacity less. Testing conducted by Apple in May 2017 using preproduction 2.3GHz dual-core Intel Core i5-based 13-inch MacBook Pro systems with a 1TB SSD and 8GB of RAM; and preproduction 3.1GHz dual-core Intel Core i5-based 13-inch MacBook Pro systems with a 512GB SSD and 8GB of RAM.It shipped with 5138 mAh, peeked at 5176 mAh (3 days later), and has now been on a steady drop to 5093 mAh. Like you, I had it plugged in most of the time or unplugged at 90-100% battery. Just recently, I started using AlDente to limit the maximum charge while plugged in, going to see what happens after a few weeks.