Screen size
A7x6.3"
K15xWinner: 6.8"+6.7%
Quick verdict
K15x leads the measured specs 13-6.
Measured wins
A7x
6
spec wins
Ties
3
equal specs
K15x
13
spec wins
Overall winner
Screen size
Technology
A7x
GSM / CDMA / HSPA / EVDO / LTE
K15x
GSM / HSPA / LTE / 5G
2G bands
A7x
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
A7x
HSDPA 850 / 900 / 1900 / 2100 , CDMA2000 1xEV-DO
K15x
HSDPA 850 / 900 / 2100
4G bands
A7x
1, 3, 5, 7, 8, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
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
A7x
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat13 600/100 Mbps
K15x
HSPA, LTE, 5G
5G bands
A7x
-
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Announced
A7x
2018, September. Released 2018, September
K15x
2026, October 02
Status
A7x
Discontinued
K15x
Available. Released 2026, October 02
Dimensions
A7x
156.7 x 74 x 8 mm (6.17 x 2.91 x 0.31 in)
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
A7x
169 g (5.96 oz)
K15x
212 g (7.48 oz)
Build
A7x
Glass front (Gorilla Glass 5), plastic back, plastic frame
K15x
Glass front, plastic frame, plastic back
SIM
A7x
Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Other
A7x
-
K15x
IP64 dust tight and water resistant (water splashes)
Type
A7x
IPS LCD
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
A7x
6.3 inches, 97.4 cm2 (~84.0% screen-to-body ratio)
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
A7x
1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Protection
A7x
Corning Gorilla Glass 5
K15x
-
OS
A7x
Android 8.1 (Oreo), ColorOS 5.2
K15x
Android 16, ColorOS 16
Chipset
A7x
Mediatek MT6771 Helio P60 (12 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
A7x
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A7x
Mali-G72 MP3
K15x
Mali-G57 MC2
Card slot
A7x
microSDXC (dedicated slot)
K15x
microSDXC
Internal
A7x
64GB 4GB RAM, 128GB 4GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
A7x
eMMC 5.1
K15x
UFS 2.2
Dual
A7x
16 MP, f/1.8, 1/3.1, 1.0µm, PDAF Auxiliary lens
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Features
A7x
LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
A7x
1080p@30fps
K15x
1080p@30/60fps
Single
A7x
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
K15x
5 MP, f/2.2, 27mm (wide)
Features
A7x
HDR
K15x
Panorama
Video
A7x
1080p@30fps
K15x
1080p@30fps
Loudspeaker
A7x
Yes
K15x
Yes
3.5mm jack
A7x
Yes
K15x
Yes
WLAN
A7x
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A7x
4.2, A2DP, LE
K15x
5.4, A2DP, LE, aptX HD
Positioning
A7x
GPS, GLONASS, BDS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
A7x
No
K15x
Yes
Radio
A7x
FM radio
K15x
No
USB
A7x
microUSB 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
A7x
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
A7x
Li-Po 3500 mAh, non-removable
K15x
6500 mAh
Charging
A7x
10W wired
K15x
45W wired 5W reverse wired
Colors
A7x
Starry Purple, Ice Flame Blue
K15x
Purple, White
Models
A7x
PBBM00, PBBT00
K15x
PLT150
Price
A7x
About 270 EUR
K15x
About 230 EUR