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agni-4
k15x
Display
Type
AMOLED
IPS_LCD
Size
6.67"
6.75"
Resolution
QHD+
HD+
Refresh Rate
120Hz
120Hz
Brightness
2400 nits
1125 nits
Protection
Corning Gorilla Glass 5
—
Platform
OS
ANDROID Android 15, up to 3 major Android upgrades
ANDROID Android 16, ColorOS 16
Chipset
Mediatek Dimensity 8350
Mediatek Dimensity 6300
CPU
Octa-core (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali G615-MC6
Mali-G57 MC2
AnTuTu Score
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—
Memory
RAM
8GB
6GB
Storage
256GB
128GB / 256GB
Storage Type
UFS 4.0
UFS 2.2
Card Slot
No
Yes
Camera
Main Camera
50MP f/1.9
13MP f/2.2
Selfie Camera
50MP
5MP f/2.2
Video (Max)
4K@30/60fps, 1080p@30fps
1080p@30/60fps
OIS
Yes
No
Battery
Capacity
5,000 mAh
6,500 mAh
Wired Charging
66W
45W
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 6E, Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
5.4
5.4
NFC
No
Yes
5G
Yes
Yes
USB
USB Type-C 3.2
USB Type-C 2.0
GPS
GPS, GLONASS
GPS, GLONASS, Galileo, QZSS
Body
Dimensions
160.7 x 75.3 x 8.6 mm (6.33 x 2.96 x 0.34 in)
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
208g
212g
Build
Glass (Gorilla Glass 5) / aluminum frame
Glass / plastic back / plastic frame
Water Resist
IP64
IP64
Colors
Phantom Black, Lunar Mist
Purple, White