Screen size
A11s6.5"
K15xWinner: 6.8"+3.7%
Quick verdict
K15x leads the measured specs 12-5.
Measured wins
A11s
5
spec wins
Ties
5
equal specs
K15x
12
spec wins
Overall winner
Screen size
Technology
A11s
GSM / CDMA / HSPA / CDMA2000 / LTE
K15x
GSM / HSPA / LTE / 5G
2G bands
A11s
GSM 850 / 900 / 1800 / 1900 , CDMA 800
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
A11s
HSDPA 850 / 900 / 2100 , CDMA2000 1x
K15x
HSDPA 850 / 900 / 2100
4G bands
A11s
1, 3, 5, 8, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
K15x
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Speed
A11s
HSPA, LTE
K15x
HSPA, LTE, 5G
5G bands
A11s
-
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Announced
A11s
2021, December 27
K15x
2026, October 02
Status
A11s
Available. Released 2021, December 27
K15x
Available. Released 2026, October 02
Dimensions
A11s
163.9 x 75.1 x 8.4 mm (6.45 x 2.96 x 0.33 in)
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
A11s
186 g (6.56 oz)
K15x
212 g (7.48 oz)
SIM
A11s
Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Build
A11s
-
K15x
Glass front, plastic frame, plastic back
Other
A11s
-
K15x
IP64 dust tight and water resistant (water splashes)
Type
A11s
IPS LCD, 90Hz, 480 nits (typ)
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
A11s
6.5 inches, 102.0 cm2 (~82.9% screen-to-body ratio)
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
A11s
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
OS
A11s
Android 10, ColorOS 7.2
K15x
Android 16, ColorOS 16
Chipset
A11s
Qualcomm SM4250 Snapdragon 460 (11 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
A11s
Octa-core (4x1.8 GHz Kryo 240 & 4x1.6 GHz Kryo 240)
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A11s
Adreno 610
K15x
Mali-G57 MC2
Card slot
A11s
microSDXC (dedicated slot)
K15x
microSDXC
Internal
A11s
64GB 4GB RAM, 128GB 4GB RAM, 128GB 8GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
A11s
eMMC 5.1
K15x
UFS 2.2
Triple
A11s
13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, PDAF 2 MP (macro) Auxiliary lens
K15x
-
Features
A11s
LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
A11s
1080p@30fps
K15x
1080p@30/60fps
Dual
A11s
-
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Single
A11s
8 MP, f/2.0, (wide)
K15x
5 MP, f/2.2, 27mm (wide)
Features
A11s
HDR
K15x
Panorama
Video
A11s
1080p@30fps
K15x
1080p@30fps
Loudspeaker
A11s
Yes
K15x
Yes
3.5mm jack
A11s
Yes
K15x
Yes
WLAN
A11s
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A11s
5.0, A2DP, LE, aptX HD
K15x
5.4, A2DP, LE, aptX HD
Positioning
A11s
GPS, GLONASS, GALILEO, BDS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
A11s
No
K15x
Yes
Radio
A11s
Unspecified
K15x
No
USB
A11s
USB Type-C 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
A11s
Fingerprint (rear-mounted), accelerometer, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
A11s
Li-Po 5000 mAh
K15x
6500 mAh
Charging
A11s
18W wired
K15x
45W wired 5W reverse wired
Colors
A11s
Gray, White
K15x
Purple, White
Price
A11s
About 140 EUR
K15x
About 230 EUR
Models
A11s
-
K15x
PLT150