Screen size
A3 (2018)6.2"
K15sWinner: 6.6"+5.6%
Quick verdict
K15s leads the measured specs 14-4.
Measured wins
A3 (2018)
4
spec wins
Ties
4
equal specs
K15s
14
spec wins
Overall winner
Screen size
Technology
A3 (2018)
GSM / CDMA / HSPA / LTE
K15s
GSM / HSPA / LTE / 5G
2G bands
A3 (2018)
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
A3 (2018)
HSDPA 850 / 900 / 1900 / 2100 , HSDPA 850 / 1700(AWS) / 1900 / 2100
K15s
HSDPA 850 / 900 / 2100
4G bands
A3 (2018)
1, 3, 5, 7, 8, 34, 38, 39, 40, 41, 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
SD card
equal specsStereo speakers
K15s
1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48
Speed
A3 (2018)
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat13 600/100 Mbps
K15s
HSPA, LTE, 5G
5G bands
A3 (2018)
-
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
A3 (2018)
2018, April. Released 2018, May
K15s
2026, October 02
Status
A3 (2018)
Discontinued
K15s
Available. Released 2026, October 02
Dimensions
A3 (2018)
156 x 75.3 x 7.8 mm (6.14 x 2.96 x 0.31 in)
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
Weight
A3 (2018)
159 g (5.61 oz)
K15s
205 g (7.23 oz)
SIM
A3 (2018)
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Build
A3 (2018)
-
K15s
Glass front, plastic frame, plastic back
Other
A3 (2018)
-
K15s
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.8m
Type
A3 (2018)
IPS LCD
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
A3 (2018)
6.2 inches, 96.9 cm2 (~82.5% screen-to-body ratio)
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
Resolution
A3 (2018)
1080 x 2280 pixels, 19:9 ratio (~405 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
OS
A3 (2018)
Android 8.1 (Oreo), ColorOS 5
K15s
Android 16, ColorOS 16
Chipset
A3 (2018)
Mediatek MT6771 Helio P60 (12 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
A3 (2018)
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
K15s
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A3 (2018)
Mali-G72 MP3
K15s
Mali-G57 MC2
Card slot
A3 (2018)
microSDXC (dedicated slot)
K15s
microSDXC
Internal
A3 (2018)
128GB 4GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
A3 (2018)
eMMC 5.1
K15s
UFS 2.2
Single
A3 (2018)
16 MP, f/1.8, PDAF
K15s
-
Features
A3 (2018)
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
A3 (2018)
1080p@30fps
K15s
1080p@30/60fps
Dual
A3 (2018)
-
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Single
A3 (2018)
8 MP, f/2.2
K15s
8 MP, f/2.1, 25mm (wide)
Video
A3 (2018)
K15s
1080p@30fps
Features
A3 (2018)
-
K15s
Panorama
Loudspeaker
A3 (2018)
Yes
K15s
Yes
3.5mm jack
A3 (2018)
Yes
K15s
No
WLAN
A3 (2018)
Wi-Fi 802.11 b/g/n/ac, dual-band, Wi-Fi Direct
K15s
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A3 (2018)
4.2, A2DP, LE
K15s
5.4, A2DP, LE, aptX HD
Positioning
A3 (2018)
GPS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A3 (2018)
No
K15s
Yes
Radio
A3 (2018)
FM radio
K15s
No
USB
A3 (2018)
microUSB 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
A3 (2018)
-
K15s
Yes
Sensors
A3 (2018)
Accelerometer, gyro, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A3 (2018)
Li-Ion 3400 mAh, non-removable
K15s
Si/C Li-Ion 8000 mAh
Charging
A3 (2018)
-
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
A3 (2018)
Knight Black, Soybean Meal, Stardust Silver, Garnet Red
K15s
Gray, Purple
Models
A3 (2018)
PADM00, CPH1837, PADT00
K15s
PYE130
Price
A3 (2018)
About 330 EUR
K15s
About 270 EUR