Screen size
A316.5"
K15sWinner: 6.6"+1.1%
Quick verdict
K15s leads the measured specs 15-3.
Measured wins
A31
3
spec wins
Ties
4
equal specs
K15s
15
spec wins
Overall winner
Screen size
Technology
A31
GSM / HSPA / LTE
K15s
GSM / HSPA / LTE / 5G
2G bands
A31
GSM 850 / 900 / 1800 / 1900
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
A31
HSDPA 850 / 900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA
K15s
HSDPA 850 / 900 / 2100
4G bands
A31
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International, 1, 2, 3, 4, 5, 7, 8, 28, 38, 41, 66 - USA, 1, 3, 5, 8, 38, 40, 41 - India, 1, 3, 5, 7, 8, 38, 40, 41 - Asia
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
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
A31
HSPA, LTE
K15s
HSPA, LTE, 5G
5G bands
A31
-
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
A31
2020, February 13. Released 2020, February 14
K15s
2026, October 02
Status
A31
Discontinued
K15s
Available. Released 2026, October 02
Dimensions
A31
163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
Weight
A31
180 g (6.35 oz)
K15s
205 g (7.23 oz)
Build
A31
Glass front (Gorilla Glass 3), plastic back, plastic frame
K15s
Glass front, plastic frame, plastic back
SIM
A31
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Other
A31
-
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
A31
IPS LCD, 480 nits (typ)
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
A31
6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio)
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
Resolution
A31
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
Protection
A31
Corning Gorilla Glass 3
K15s
-
OS
A31
Android 9.0 (Pie), ColorOS 6.1
K15s
Android 16, ColorOS 16
Chipset
A31
Mediatek MT6765V/CB Helio P35 (12 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
A31
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
K15s
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A31
PowerVR GE8320
K15s
Mali-G57 MC2
Card slot
A31
microSDXC (dedicated slot)
K15s
microSDXC
Internal
A31
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
A31
eMMC 5.1
K15s
UFS 2.2
Triple
A31
12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP (macro) Auxiliary lens
K15s
-
Features
A31
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
A31
1080p@30fps
K15s
1080p@30/60fps
Dual
A31
-
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Single
A31
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
K15s
8 MP, f/2.1, 25mm (wide)
Features
A31
HDR
K15s
Panorama
Video
A31
1080p@30fps
K15s
1080p@30fps
Loudspeaker
A31
Yes
K15s
Yes
3.5mm jack
A31
Yes
K15s
No
WLAN
A31
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
K15s
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A31
5.0, A2DP, LE
K15s
5.4, A2DP, LE, aptX HD
Positioning
A31
GPS, GLONASS, BDS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A31
No
K15s
Yes
Radio
A31
FM radio
K15s
No
USB
A31
microUSB 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
A31
-
K15s
Yes
Sensors
A31
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A31
Li-Po 4230 mAh
K15s
Si/C Li-Ion 8000 mAh
Charging
A31
-
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
A31
Fantasy White, Mystery Black, Lake Green
K15s
Gray, Purple
Models
A31
CPH2015, CPH2073, CPH2081, CPH2029, CPH2031
K15s
PYE130
Price
A31
$ 71.14
K15s
About 270 EUR