The new iPhone SE 2020 edition is more like an iPhone 8S/9 than an actual iPhone 8. As Apple never release an iPhone 8S or iPhone 9. The iPhone SE 2020 edition and iPhone 8 are identical in size and shape (138.4 x 67.3 x 7.3mm) and both weigh 148 grams. They both have a single rear camera and flash along with a glass back.
The new iPhone SE 2020 edition has the same display as the iPhone 8: 4.7-inch Retina HD 1334x750 resolution at 326 ppi, along with True Tone, P3 wide color, and 625 nits of max brightness. However, the iPhone 8 has 3D touch and the iPhone SE 2020 edition doesn’t. Instead Apple gave the iPhone SE 2020 edition Haptic Touch. Both the iPhone 8 and the the iPhone SE 2020 still use that finger print button for touch id.
The SE has Apple’s A13 Bionic chip, while the iPhone 8 is powered by the A11 Bionic chip.
The iPhone 8 has 2GB of RAM. Now, the SE 2020 edition iPhone is rumored to have 3GB. We'll find out the amount of RAM the new iPhone SE 2020 has once ifixit does a tear-down.
Both the iPhone 8 and the iPhone SE 2020 edition are IP67 rated for water and dust resistance which allows them to go into water up to 1 and a half meters for up to 30 minutes. Both the iPhone 8 and the new iPhone SE 2020 edition can do wireless charging via glass back. They also both have the same stereo speakers, Apple Pay support via NFC, and Bluetooth 5. The SE 2020 edition iPhone has the new Wifi 6 standard 802.11/a/b/g/n/ac/ax. Whereas, the iPhone 8 has the old wifi 5 standard 802.11/a/b/g/n/ac.
Info on wifi 6 and why its awesome
https://www.theverge.com/2019/2/21/18232026/wi-fi-6-speed-explained-router-wifi-how-does-work
The iPhone 8 and iPhone SE both have a single 12MP, f/1.8 wide camera with digital zoom up to 5x. The iPhone SE 2020 edition get a sapphire crystal lens cover (a feature not on the iPhone 8). The iPhone SE 2020 edition allows Portrait Mode (limited to people), Portrait Lighting, Smart HDR, and QuickTake video, all of which are not available on the iPhone 8. Both the iPhone 8 and the iPhone SE 2020 edition can record 4K video and have the same 7MP, f/2.2 front camera. Only difference with the front camera on the SE 2020 edition is you can now take portrait videos with the front camera (couldn't do that on iPhone 8).
For those saying that this iPhone SE 2020 edition is an iPhone 6 or and iPhone 6S. They're wrong for saying that.
The only thing that this iPhone SE 2020 edition has in common with the iPhone 6 or 6S is: the screen size, resolution, demensions, touch id, and the single rear camera. Outside of those things it's way better than the iPhone 6,6S, 7,and just slightly better than the iPhone 8. The iPhone SE 2020 edition is very similar to the iPhone 8 internally with some improvements inside.
Only the iPhone 11,11 Pro, 11 Pro Max, and now the New SE 2020 edition iPhone have wifi 6.
Also the iPad Pro 2020 is the only iPad to get wifi 6 tandard 802.11/a/b/g/n/ac/ax.