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k7x
a6k
Display
Type
IPS_LCD
IPS_LCD
Size
6.5"
6.75"
Resolution
FHD+
HD+
Refresh Rate
90Hz
120Hz
Brightness
600 nits
1125 nits
Protection
Corning Gorilla Glass 3
—
Platform
OS
ANDROID Android 10, ColorOS 7.2
ANDROID Android 15, ColorOS 15
Chipset
Mediatek Dimensity 720
Mediatek Dimensity 6300
CPU
Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC3
Mali-G57 MC2
AnTuTu Score
—
—
Memory
RAM
6GB / 8GB / 12GB
8GB / 12GB
Storage
128GB / 256GB / 512GB
256GB / 512GB
Storage Type
UFS 2.1
UFS 2.2
Card Slot
No
Yes
Camera
Main Camera
48MP f/1.7
50MP f/1.8
Selfie Camera
16MP f/2.0
8MP f/2.0
Video (Max)
4K@30fps, 1080p@30/60/120fps; gyro-EIS
1080p@30/60fps
OIS
No
No
Battery
Capacity
5,000 mAh
7,000 mAh
Wired Charging
30W
—
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
5.0
5.4
NFC
No
No
5G
Yes
Yes
USB
USB Type-C 2.0
USB Type-C 2.0
GPS
GPS, GLONASS, BeiDou, Galileo
GPS, GLONASS, Galileo, QZSS
Body
Dimensions
162.2 x 75.1 x 9.1 mm (6.39 x 2.96 x 0.36 in)
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
194g
216g
Build
—
Glass / plastic back / plastic frame
Water Resist
—
IP66
Colors
Blue, Black
Twilight Blue, Seashell White, Dawn Gold