Screen size
A57 4G6.6"
K14xWinner: 6.8"+2.8%
Quick verdict
K14x leads the measured specs 12-5.
Measured wins
A57 4G
5
spec wins
Ties
4
equal specs
K14x
12
spec wins
Overall winner
Screen size
Technology
A57 4G
GSM / HSPA / LTE
K14x
GSM / HSPA / LTE / 5G
2G bands
A57 4G
GSM 850 / 900 / 1800 / 1900
K14x
GSM 850 / 900 / 1800 / 1900
3G bands
A57 4G
HSDPA 850 / 900 / 2100
K14x
HSDPA 900 / 2100
4G bands
A57 4G
1, 3, 5, 7, 8, 20, 28, 38, 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
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
K14x
1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48
Speed
A57 4G
HSPA, LTE
K14x
HSPA, LTE, 5G
5G bands
A57 4G
-
K14x
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
A57 4G
2022, May 27
K14x
2026, February 10
Status
A57 4G
Available. Released 2022, June 06
K14x
Released Feb 16, 2026
Dimensions
A57 4G
163.7 x 75 x 8 mm (6.44 x 2.95 x 0.31 in)
K14x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
A57 4G
187 g (6.60 oz)
K14x
212 g (7.48 oz)
Build
A57 4G
Glass front, plastic frame, plastic back
K14x
Glass front, plastic frame, plastic back
SIM
A57 4G
Nano-SIM + Nano-SIM
K14x
Nano-SIM + Nano-SIM
Other
A57 4G
IP5X (dust), IPX4 (water) resistance
K14x
IP64 dust tight and water resistant (water splashes)
Type
A57 4G
IPS LCD
K14x
IPS LCD, 120Hz, 700 nits (typ), 1125 nits (peak)
Size
A57 4G
6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
K14x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
A57 4G
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
K14x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
OS
A57 4G
Android 12, upgradable to Android 14, ColorOS 14
K14x
Android 15, ColorOS 15
Chipset
A57 4G
Mediatek MT6765G Helio G35 (12 nm)
K14x
Mediatek Dimensity 6300 (6 nm)
CPU
A57 4G
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
K14x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A57 4G
PowerVR GE8320
K14x
Mali-G57 MC2
Card slot
A57 4G
microSDXC
K14x
microSDXC
Internal
A57 4G
64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
K14x
128GB 4GB RAM, 128GB 6GB RAM
Other
A57 4G
eMMC 5.1
K14x
UFS 2.2
Dual
A57 4G
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens
K14x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Features
A57 4G
LED flash, HDR, panorama
K14x
LED flash, HDR, panorama
Video
A57 4G
1080p@30fps
K14x
1080p@30/60fps
Single
A57 4G
8 MP, f/2.0, (wide)
K14x
5 MP, f/2.2, (wide)
Features
A57 4G
HDR
K14x
Panorama
Video
A57 4G
1080p@30fps
K14x
1080p@30fps
Loudspeaker
A57 4G
Yes
K14x
Yes
3.5mm jack
A57 4G
Yes
K14x
Yes
WLAN
A57 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
K14x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A57 4G
5.3, A2DP, LE, aptX HD
K14x
5.4, A2DP, LE, aptX HD
Positioning
A57 4G
GPS
K14x
GPS, GALILEO, GLONASS, QZSS
NFC
A57 4G
No
K14x
No
Radio
A57 4G
Unspecified
K14x
Unspecified
USB
A57 4G
USB Type-C 2.0, OTG
K14x
USB Type-C 2.0, OTG
Sensors
A57 4G
Fingerprint (side-mounted), accelerometer, proximity
K14x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
A57 4G
Li-Po 5000 mAh
K14x
6500 mAh
Charging
A57 4G
33W wired, 50% in 30 min
K14x
45 wired, 33W PPS, 13.5W PD 5W reverse wired
Colors
A57 4G
Glowing Black, Glowing Green
K14x
Prism Violet, Icy Blue
Models
A57 4G
CPH2387
K14x
CPH2871
Price
A57 4G
About 440 EUR
K14x
About 140 EUR
SAR
A57 4G
-
K14x
1.14 W/kg (head) 0.89 W/kg (body)