Screen size
Find X6.4"
K15xWinner: 6.8"+4.9%
Quick verdict
K15x leads the measured specs 11-8.
Measured wins
Find X
8
spec wins
Ties
3
equal specs
K15x
11
spec wins
Overall winner
Screen size
Technology
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GSM / HSPA / LTE
K15x
GSM / HSPA / LTE / 5G
2G bands
Find X
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
K15x
GSM 850 / 900 / 1800 / 1900
3G bands
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HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
K15x
HSDPA 850 / 900 / 2100
4G bands
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1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
K15x
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Speed
Find X
HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps
K15x
HSPA, LTE, 5G
5G bands
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-
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
Announced
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2018, June. Released 2018, July
K15x
2026, October 02
Status
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Discontinued
K15x
Available. Released 2026, October 02
Dimensions
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156.7 x 74.2 x 9.6 mm (6.17 x 2.92 x 0.38 in)
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
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186 g (6.56 oz)
K15x
212 g (7.48 oz)
Build
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Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
K15x
Glass front, plastic frame, plastic back
SIM
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Nano-SIM + Nano-SIM
K15x
Nano-SIM + Nano-SIM
Other
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-
K15x
IP64 dust tight and water resistant (water splashes)
Type
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AMOLED
K15x
IPS LCD, 120Hz, 1125 nits (peak)
Size
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6.42 inches, 101.2 cm2 (~87.0% screen-to-body ratio)
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Resolution
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1080 x 2340 pixels, 19.5:9 ratio (~401 ppi density)
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Protection
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Corning Gorilla Glass 5
K15x
-
OS
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Android 8.1 (Oreo), upgradable to Android 10, ColorOS 7.0
K15x
Android 16, ColorOS 16
Chipset
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Qualcomm SDM845 Snapdragon 845 (10 nm)
K15x
Mediatek Dimensity 6300 (6 nm)
CPU
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Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
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Adreno 630
K15x
Mali-G57 MC2
Card slot
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No
K15x
microSDXC
Internal
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128GB 8GB RAM, 256GB 8GB RAM
K15x
128GB 6GB RAM, 256GB 6GB RAM
Other
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UFS 2.1
K15x
UFS 2.2
Dual
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Motorized pop-up 16 MP, f/2.0, 23mm (wide), 1/2.6", 1.22µm, PDAF, OIS Motorized pop-up 20 MP, f/2.0, (depth)
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
Features
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LED flash, HDR, panorama
K15x
LED flash, HDR, panorama
Video
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4K@30fps, 1080p@240fps, 720p@480fps
K15x
1080p@30/60fps
Single
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Motorized pop-up 25 MP, f/2.0, 13mm (ultrawide) Motorized pop-up SL 3D, (depth/biometrics sensor)
K15x
5 MP, f/2.2, 27mm (wide)
Features
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HDR
K15x
Panorama
Video
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1080p@30fps
K15x
1080p@30fps
Loudspeaker
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Yes
K15x
Yes
3.5mm jack
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No
K15x
Yes
WLAN
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Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
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5.0, A2DP, LE
K15x
5.4, A2DP, LE, aptX HD
Positioning
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GPS, GLONASS, BDS
K15x
GPS, GALILEO, GLONASS, QZSS
NFC
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No
K15x
Yes
Radio
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No
K15x
No
USB
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USB Type-C 2.0, OTG
K15x
USB Type-C 2.0, OTG
Sensors
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Face ID, accelerometer, gyro, proximity, compass
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
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Market-dependent versions:· Li-Ion 3730 mAh (standard model)· Li-Ion 3400 mAh (Super Flash model)
K15x
6500 mAh
Charging
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20W wired (Standard model) 50W wired, 100% in 35 min (Super Flash Edition)
K15x
45W wired 5W reverse wired
Colors
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Bordeaux Red, Glacier Blue
K15x
Purple, White
Models
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CPH1871, PAFM00
K15x
PLT150
Price
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About 1950 EUR
K15x
About 230 EUR