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redmi-k30s
poco-c81
Display
Type
IPS_LCD
IPS_LCD
Size
6.9"
6.67"
Resolution
HD+
FHD+
Refresh Rate
120Hz
144Hz
Brightness
800 nits
650 nits
Protection
—
Corning Gorilla Glass 5
Platform
OS
ANDROID Android 16, up to 4 major Android upgrades, HyperOS 3
ANDROID Android 10, MIUI 12
Chipset
Unisoc T7250
Qualcomm SM8250 Snapdragon 865 5G
CPU
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
GPU
Mali-G57 MP1
Adreno 650
AnTuTu Score
—
—
Memory
RAM
4GB
8GB
Storage
64GB
128GB / 256GB
Storage Type
—
UFS 3.1
Card Slot
Yes
No
Camera
Main Camera
13MP
64MP f/1.9
Selfie Camera
8MP
20MP f/2.2
Video (Max)
1080p@30fps
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps; gyro-EIS
OIS
No
No
Battery
Capacity
6,300 mAh
5,000 mAh
Wired Charging
15W
33W
Wireless Charging
—
—
Fast Charging
—
PD3.0
Connectivity
Wi-Fi
Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 6, Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
5.2
5.1
NFC
No
Yes
5G
No
Yes
USB
USB Type-C 2.0
USB Type-C 2.0
GPS
GPS, GLONASS, BeiDou, Galileo
GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC
Body
Dimensions
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
165.1 x 76.4 x 9.3 mm (6.5 x 3.01 x 0.37 in)
Weight
208g
216g
Build
Glass / plastic back / plastic frame
Glass (Gorilla Glass 5) / glass back / aluminum frame
Water Resist
—
—
Colors
Sky Blue, Elite Black, Sunset Gold
Cosmic Black, Lunar Silver