Screen size
K14xWinner: 6.8"+30%
R8194.7"
Quick verdict
K14x leads the measured specs 15-3.
Measured wins
K14x
15
spec wins
Overall winner
Ties
3
equal specs
R819
3
spec wins
Screen size
Technology
K14x
GSM / HSPA / LTE / 5G
R819
GSM / HSPA
2G bands
K14x
GSM 850 / 900 / 1800 / 1900
R819
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
K14x
HSDPA 900 / 2100
R819
HSDPA 850 / 900 / 2100 - SIM 1 & SIM 2
4G bands
K14x
1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48
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
Stereo speakers
R819
-
5G bands
K14x
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
R819
-
Speed
K14x
HSPA, LTE, 5G
R819
HSPA
Announced
K14x
2026, February 10
R819
2013, August. Released 2013, September
Status
K14x
Released Feb 16, 2026
R819
Discontinued
Dimensions
K14x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
R819
136.5 x 68 x 7.3 mm (5.37 x 2.68 x 0.29 in)
Weight
K14x
212 g (7.48 oz)
R819
110 g (3.88 oz)
Build
K14x
Glass front, plastic frame, plastic back
R819
-
SIM
K14x
Nano-SIM + Nano-SIM
R819
Dual SIM (Micro-SIM, dual stand-by)
Other
K14x
IP64 dust tight and water resistant (water splashes)
R819
-
Type
K14x
IPS LCD, 120Hz, 700 nits (typ), 1125 nits (peak)
R819
IPS LCD
Size
K14x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
R819
4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Resolution
K14x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
R819
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
OS
K14x
Android 15, ColorOS 15
R819
Android 4.2.1 (Jelly Bean)
Chipset
K14x
Mediatek Dimensity 6300 (6 nm)
R819
Mediatek MT6589 (28 nm)
CPU
K14x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
R819
Quad-core 1.2 GHz Cortex-A7
GPU
K14x
Mali-G57 MC2
R819
PowerVR SGX544
Card slot
K14x
microSDXC
R819
No
Internal
K14x
128GB 4GB RAM, 128GB 6GB RAM
R819
16GB 1GB RAM
Other
K14x
UFS 2.2
R819
-
Dual
K14x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
R819
-
Features
K14x
LED flash, HDR, panorama
R819
LED flash, panorama, HDR
Video
K14x
1080p@30/60fps
R819
1080p@30fps
Single
K14x
-
R819
8 MP, AF
Single
K14x
5 MP, f/2.2, (wide)
R819
1.9 MP
Features
K14x
Panorama
R819
-
Video
K14x
1080p@30fps
R819
Loudspeaker
K14x
Yes
R819
Yes
3.5mm jack
K14x
Yes
R819
Yes
WLAN
K14x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
R819
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot
Bluetooth
K14x
5.4, A2DP, LE, aptX HD
R819
3.0
Positioning
K14x
GPS, GALILEO, GLONASS, QZSS
R819
GPS
NFC
K14x
No
R819
No
Radio
K14x
Unspecified
R819
Stereo FM radio, RDS
USB
K14x
USB Type-C 2.0, OTG
R819
microUSB 2.0
Sensors
K14x
Fingerprint (side-mounted), accelerometer, proximity, compass
R819
Accelerometer, gyro, proximity
Type
K14x
6500 mAh
R819
Li-Ion 2000 mAh, non-removable
Charging
K14x
45 wired, 33W PPS, 13.5W PD 5W reverse wired
R819
-
Colors
K14x
Prism Violet, Icy Blue
R819
White
Models
K14x
CPH2871
R819
-
SAR
K14x
1.14 W/kg (head) 0.89 W/kg (body)
R819
-
Price
K14x
About 140 EUR
R819
About 250 EUR