Screen size
K12x6.7"
K15xWinner: 6.8"+1.2%
Quick verdict
K12x leads the measured specs 7-6.
Measured wins
K12x
7
spec wins
Overall winner
Ties
9
equal specs
K15x
6
spec wins
Screen size
Technology
K12x
GSM / HSPA / LTE / 5G
K15x
GSM / HSPA / LTE / 5G
2G bands
K12x
GSM 850 / 900 / 1800 / 1900
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
K12x
HSDPA 900 / 2100
K15x
HSDPA 850 / 900 / 2100
4G bands
K12x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
K15x
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
5G bands
K12x
1, 3, 5, 8, 28, 40, 41, 77, 88 SA/NSA
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Speed
K12x
HSPA, LTE, 5G
K15x
HSPA, LTE, 5G
Announced
K12x
2024, July 29
K15x
2026, October 02
Status
K12x
Available. Released 2024, August 02
K15x
Available. Released 2026, October 02
Dimensions
K12x
165.7 x 76 x 7.7 mm (6.52 x 2.99 x 0.30 in)
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
K12x
186 g (6.56 oz)
K15x
212 g (7.48 oz)
SIM
K12x
Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Other
K12x
IP54 dust protected and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
K15x
IP64 dust tight and water resistant (water splashes)
Build
K12x
-
K15x
Glass front, plastic frame, plastic back
Type
K12x
IPS LCD, 120Hz, 1000 nits (HBM)
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
K12x
6.67 inches, 107.2 cm2 (~85.2% screen-to-body ratio)
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
K12x
720 x 1604 pixels, 20:9 ratio (~264 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Protection
K12x
Panda glass
K15x
-
OS
K12x
Android 14, ColorOS 14
K15x
Android 16, ColorOS 16
Chipset
K12x
Mediatek Dimensity 6300 (6 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
K12x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
K12x
Mali-G57 MC2
K15x
Mali-G57 MC2
Card slot
K12x
microSDXC
K15x
microSDXC
Internal
K12x
128GB 6GB RAM, 256GB 8GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
K12x
UFS 2.2
K15x
UFS 2.2
Dual
K12x
32 MP, f/1.8, (wide), PDAF Auxiliary lens
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Features
K12x
LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
K12x
1080p@30/60fps
K15x
1080p@30/60fps
Single
K12x
8 MP, f/2.0, (wide)
K15x
5 MP, f/2.2, 27mm (wide)
Video
K12x
1080p@30fps
K15x
1080p@30fps
Features
K12x
-
K15x
Panorama
Loudspeaker
K12x
Yes
K15x
Yes
3.5mm jack
K12x
Yes
K15x
Yes
WLAN
K12x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
K12x
5.3, A2DP, LE, aptX HD
K15x
5.4, A2DP, LE, aptX HD
Positioning
K12x
GPS, GALILEO, GLONASS, BDS, QZSS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
K12x
No
K15x
Yes
Radio
K12x
No
K15x
No
USB
K12x
USB Type-C 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
K12x
Fingerprint (side-mounted), accelerometer, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
K12x
5100 mAh
K15x
6500 mAh
Charging
K12x
45W wired, PD, 50% in 30 min
K15x
45W wired 5W reverse wired
Colors
K12x
Breeze Blue, Midnight Violet
K15x
Purple, White
Models
K12x
CPH2667
K15x
PLT150
SAR
K12x
1.18 W/kg (head) 1.19 W/kg (body)
K15x
-
Price
K12x
₹ 15,900
K15x
About 230 EUR