Screen size
A57s6.6"
K15sWinner: 6.6"+0.2%
Quick verdict
K15s leads the measured specs 13-5.
Measured wins
A57s
5
spec wins
Ties
5
equal specs
K15s
13
spec wins
Overall winner
Screen size
Technology
A57s
GSM / HSPA / LTE
K15s
GSM / HSPA / LTE / 5G
2G bands
A57s
GSM 850 / 900 / 1800 / 1900
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
A57s
HSDPA 850 / 900 / 2100
K15s
HSDPA 850 / 900 / 2100
4G bands
A57s
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
K15s
1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48
Speed
A57s
HSPA, LTE
K15s
HSPA, LTE, 5G
5G bands
A57s
-
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
A57s
2022, August 31
K15s
2026, October 02
Status
A57s
Available. Released 2022, September 12
K15s
Available. Released 2026, October 02
Dimensions
A57s
163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
Weight
A57s
187 g (6.60 oz)
K15s
205 g (7.23 oz)
Build
A57s
Glass front (Panda Glass), plastic frame, plastic back
K15s
Glass front, plastic frame, plastic back
SIM
A57s
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Other
A57s
IP5X (dust), IPX4 (water) resistance
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
A57s
IPS LCD, 480 nits (typ), 600 nits (HBM)
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
A57s
6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
Resolution
A57s
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
Protection
A57s
Panda Glass
K15s
-
OS
A57s
Android 12, ColorOS 12.1
K15s
Android 16, ColorOS 16
Chipset
A57s
Mediatek MT6765G Helio G35 (12 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
A57s
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
A57s
PowerVR GE8320
K15s
Mali-G57 MC2
Card slot
A57s
microSDXC
K15s
microSDXC
Internal
A57s
64GB 4GB RAM, 128GB 4GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
A57s
eMMC 5.1
K15s
UFS 2.2
Dual
A57s
50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Features
A57s
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
A57s
1080p@30fps
K15s
1080p@30/60fps
Single
A57s
8 MP, f/2.0, 26mm (wide)
K15s
8 MP, f/2.1, 25mm (wide)
Features
A57s
Panorama
K15s
Panorama
Video
A57s
1080p@30fps
K15s
1080p@30fps
Loudspeaker
A57s
Yes, with stereo speakers
K15s
Yes
3.5mm jack
A57s
Yes
K15s
No
WLAN
A57s
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
A57s
5.3, A2DP, LE, aptX HD
K15s
5.4, A2DP, LE, aptX HD
Positioning
A57s
GPS, GLONASS, BDS, GALILEO, QZSS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A57s
Yes
K15s
Yes
Radio
A57s
No
K15s
No
USB
A57s
USB Type-C 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
A57s
-
K15s
Yes
Sensors
A57s
Fingerprint (side-mounted), accelerometer, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A57s
Li-Po 5000 mAh
K15s
Si/C Li-Ion 8000 mAh
Charging
A57s
33W wired, 100% in 69 min
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
A57s
Starry Black, Sky Blue
K15s
Gray, Purple
Models
A57s
CPH2385
K15s
PYE130
Price
A57s
-
K15s
About 270 EUR