Screen size
A3x (China)6.7"
K15xWinner: 6.8"+1.2%
Quick verdict
A3x (China) and K15x are close on the measured specs.
Measured wins
A3x (China)
7
spec wins
Ties
8
equal specs
K15x
7
spec wins
Screen size
Technology
A3x (China)
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
K15x
GSM / HSPA / LTE / 5G
2G bands
A3x (China)
GSM 850 / 900 / 1800 / 1900 , CDMA 800
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
A3x (China)
HSDPA 850 / 900 / 2100 , CDMA2000 1x
K15x
HSDPA 850 / 900 / 2100
4G bands
A3x (China)
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
equal specsRAM
Storage
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
A3x (China)
1, 5, 8, 28, 41, 77, 78 SA/NSA
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Speed
A3x (China)
HSPA, LTE, 5G
K15x
HSPA, LTE, 5G
Announced
A3x (China)
2024, July 27
K15x
2026, October 02
Status
A3x (China)
Available. Released 2024, August
K15x
Available. Released 2026, October 02
Dimensions
A3x (China)
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
A3x (China)
186 g (6.56 oz)
K15x
212 g (7.48 oz)
SIM
A3x (China)
Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Other
A3x (China)
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
A3x (China)
-
K15x
Glass front, plastic frame, plastic back
Type
A3x (China)
IPS LCD, 120Hz, 1000 nits (HBM)
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
A3x (China)
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
A3x (China)
720 x 1604 pixels, 20:9 ratio (~264 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
OS
A3x (China)
Android 14, ColorOS 14
K15x
Android 16, ColorOS 16
Chipset
A3x (China)
Mediatek Dimensity 6300 (6 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
A3x (China)
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
A3x (China)
Mali-G57 MC2
K15x
Mali-G57 MC2
Card slot
A3x (China)
microSDXC
K15x
microSDXC
Internal
A3x (China)
128GB 4GB RAM, 128GB 6GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
A3x (China)
UFS 2.2
K15x
UFS 2.2
Dual
A3x (China)
32 MP, f/1.8, (wide), PDAF Auxiliary lens
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Features
A3x (China)
LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
A3x (China)
1080p@30/60fps
K15x
1080p@30/60fps
Single
A3x (China)
8 MP, f/2.0, (wide)
K15x
5 MP, f/2.2, 27mm (wide)
Video
A3x (China)
1080p@30fps
K15x
1080p@30fps
Features
A3x (China)
-
K15x
Panorama
Loudspeaker
A3x (China)
Yes
K15x
Yes
3.5mm jack
A3x (China)
Yes
K15x
Yes
WLAN
A3x (China)
Wi-Fi 802.11 a/b/g/n/ac, dual-band
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A3x (China)
5.3, A2DP, LE, aptX HD
K15x
5.4, A2DP, LE, aptX HD
Positioning
A3x (China)
GPS, GALILEO, GLONASS, BDS, QZSS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
A3x (China)
No
K15x
Yes
Radio
A3x (China)
No
K15x
No
USB
A3x (China)
USB Type-C 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
A3x (China)
Fingerprint (side-mounted), accelerometer, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
A3x (China)
5100 mAh
K15x
6500 mAh
Charging
A3x (China)
45W wired, PD, 50% in 30 min
K15x
45W wired 5W reverse wired
Colors
A3x (China)
Black, Purple, White
K15x
Purple, White
Models
A3x (China)
PKD130
K15x
PLT150
Price
A3x (China)
About 150 EUR
K15x
About 230 EUR