The Xiaomi Redmi 4 and Xiaomi Redmi 4 Prime (also known as Xiaomi Redmi 4 Pro) are Androidsmartphones of Xiaomi that belongs to the Redmi series. They were announced on November 4, 2016 alongside Xiaomi Redmi 4A.[3]
Design
The screen is made of glass. The case of smartphones is made of aluminum with a plastic strip on top.
From the back, the smartphones look similar to the Redmi Note 4. In terms of design, the smartphones differ only in the LED flash placing (in the Redmi 4, it is to the right of the camera, and in the Redmi 4 Prime, it is to the left).
At the bottom are the microUSB port, the speaker and the speaker-styled microphone. On top are 3.5 mm audio jack, a second microphone and IR port. On the left side there is a hybrid slot for 2 SIM cards or 1 SIM card and a microSD memory card up to 128 GB. On the right side are the volume rocker and the smartphone lock button. The fingerprint sensor is placed on the back.
The Redmi 4 and Redmi 4 Prime were sold in 3 colors: dark gray, silver and gold.
Specifications
Hardware
The Redmi 4 received a QualcommSnapdragon 435SoC with an Adreno 505 GPU and was , while Redmi 4 Prime received a Qualcomm Snapdragon 625 SoC and an Adreno 506 GPU. The base model was sold in 2/16 GB memory configuration, while the Prime model was sold in the 3/32 GB memory configuration. Both models use an LPPDR4Xmemory and an eMMC 5.1storage.
The models have a non-removable 4100 mAhLi-Po battery.
The Redmi 4 and Redmi 4 Prime received the main 13 MP camera with an f/2.2 aperture and phase detection autofocus and the front-facing 5 MP camera with an f/2.2 aperture. Both cameras can record video at up to 1080p@30fps.
The smartphones received a 5-inch IPSLCD display with an aspect ratio of 16:9. The Redmi 4 display has an HD (1280 × 720 pixels) resolution with a pixel density of 296 ppi, while on the Redmi 4 Prime it is Full HD (1920 × 1080) and 441 ppi respectively.