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redmi-4-4x
k15s
Display
Type
AMOLED
IPS_LCD
Size
6.57"
5"
Resolution
FHD+
HD+
Refresh Rate
120Hz
—
Brightness
1400 nits
—
Protection
—
Corning Gorilla Glass (unspecified version)
Platform
OS
ANDROID Android 16, ColorOS 16
ANDROID Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Chipset
Mediatek Dimensity 6360 Max
Qualcomm MSM8940 Snapdragon 435
CPU
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core 1.4 GHz Cortex-A53
GPU
Mali-G57 MC2
Adreno 505
AnTuTu Score
—
—
Memory
RAM
6GB / 8GB
2GB / 3GB / 4GB
Storage
128GB / 256GB
16GB / 32GB / 64GB
Storage Type
UFS 2.2
eMMC 5.1
Card Slot
Yes
Yes
Camera
Main Camera
50MP f/1.9
13MP f/2.0
Selfie Camera
8MP f/2.1
5MP f/2.2
Video (Max)
1080p@30/60fps
1080p@30fps
OIS
No
No
Battery
Capacity
8,000 mAh
4,100 mAh
Wired Charging
45W
—
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 4
Bluetooth
5.4
4.2
NFC
Yes
No
5G
Yes
No
USB
USB Type-C 2.0
microUSB 2.0
GPS
GPS, GLONASS, BeiDou, Galileo, QZSS
GPS, GLONASS, BeiDou
Body
Dimensions
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight
205g
150g
Build
Glass / plastic back / plastic frame
Glass (Gorilla Glass) / aluminum back / aluminum frame
Water Resist
IP68
—
Colors
Gray, Purple
Black, Gold