20: 9 ratio (~269 ppi density), OS Android 9.0 (Pie), ROM 64GB, planned upgrade to Android 10.0; ColorOS 6, HD+, mini-drop fullscreen, Resolution 720x 1600 pixels, Display Size 6.5 inch, CPU Snapdragon 665 AIE(11 nm), 102.6 cm2 (~89% screen-to-body ratio), RAM 4GB, GPU Adreno 610, Octa-core (4×2.0 GHz Kryo 260 Gold & 4×1.8 GHz Kryo 260 Silver).
Price history, coupons and price alert are available on this page. What is best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGRM5I, Email5, 13f142
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Realme 5i 4/64GB Global [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for Realme 5i 4/64GB Global. The lowest price was: $139.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).