Screen size
A835.7"
K15xWinner: 6.8"+16%
Quick verdict
K15x leads the measured specs 13-5.
Measured wins
A83
5
spec wins
Ties
4
equal specs
K15x
13
spec wins
Overall winner
Screen size
Technology
A83
GSM / CDMA / HSPA / LTE
K15x
GSM / HSPA / LTE / 5G
2G bands
A83
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2, CDMA 800 & TD-SCDMA - China
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
A83
HSDPA 850 / 900 / 2100 - India, Thailand, Pakistan, HSDPA 850 / 900 / 1900 / 2100 - China
K15x
HSDPA 850 / 900 / 2100
4G bands
A83
1, 3, 5, 8, 38, 40, 41 - India, Thailand, 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 - China (A83t), 1, 3, 5, 7, 8, 38, 40, 41 - Pakistan
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
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
A83
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
K15x
HSPA, LTE, 5G
5G bands
A83
-
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Announced
A83
2018, January. Released 2018, January
K15x
2026, October 02
Status
A83
Discontinued
K15x
Available. Released 2026, October 02
Dimensions
A83
150.5 x 73.1 x 7.7 mm (5.93 x 2.88 x 0.30 in)
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
A83
143 g (5.04 oz)
K15x
212 g (7.48 oz)
Build
A83
Glass front (Gorilla Glass 3), aluminum back, aluminum frame
K15x
Glass front, plastic frame, plastic back
SIM
A83
Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Other
A83
-
K15x
IP64 dust tight and water resistant (water splashes)
Type
A83
IPS LCD
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
A83
5.7 inches, 83.8 cm2 (~76.2% screen-to-body ratio)
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
A83
720 x 1440 pixels, 18:9 ratio (~282 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Protection
A83
Corning Gorilla Glass 3
K15x
-
OS
A83
Android 7.1 (Nougat), ColorOS 3.2
K15x
Android 16, ColorOS 16
Chipset
A83
Mediatek MT6763T Helio P23 (16 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
A83
Octa-core 2.5 GHz Cortex-A53
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A83
Mali-G71 MP2
K15x
Mali-G57 MC2
Card slot
A83
microSDXC (dedicated slot)
K15x
microSDXC
Internal
A83
16GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
A83
eMMC 5.1
K15x
UFS 2.2
Single
A83
13 MP, f/2.2, AF
K15x
-
Features
A83
LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
A83
1080p@30fps
K15x
1080p@30/60fps
Dual
A83
-
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Single
A83
8 MP, f/2.2
K15x
5 MP, f/2.2, 27mm (wide)
Video
A83
1080p@30fps
K15x
1080p@30fps
Features
A83
-
K15x
Panorama
Loudspeaker
A83
Yes
K15x
Yes
3.5mm jack
A83
Yes
K15x
Yes
WLAN
A83
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
A83
4.2, A2DP, LE
K15x
5.4, A2DP, LE, aptX HD
Positioning
A83
GPS, GLONASS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
A83
No
K15x
Yes
Radio
A83
FM radio
K15x
No
USB
A83
microUSB 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
A83
Accelerometer, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
A83
Li-Ion 3180 mAh, non-removable
K15x
6500 mAh
Charging
A83
-
K15x
45W wired 5W reverse wired
Colors
A83
Gold, Black, Red, Blue
K15x
Purple, White
Models
A83
CPH1729, CPH1827
K15x
PLT150
Price
A83
About 200 EUR
K15x
About 230 EUR