Screen size
K15xWinner: 6.8"+5.2%
RX17 Pro6.4"
Quick verdict
K15x leads the measured specs 10-7.
Measured wins
K15x
10
spec wins
Overall winner
Ties
5
equal specs
RX17 Pro
7
spec wins
Screen size
Technology
K15x
GSM / HSPA / LTE / 5G
RX17 Pro
GSM / HSPA / LTE
2G bands
K15x
GSM 850 / 900 / 1800 / 1900
RX17 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
K15x
HSDPA 850 / 900 / 2100
RX17 Pro
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
K15x
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
NFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
RX17 Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41
5G bands
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
RX17 Pro
-
Speed
K15x
HSPA, LTE, 5G
RX17 Pro
HSPA 42.2/5.76 Mbps, LTE Cat15 800/150 Mbps
Announced
K15x
2026, October 02
RX17 Pro
2018, August. Released 2018, November
Status
K15x
Available. Released 2026, October 02
RX17 Pro
Discontinued
Dimensions
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
RX17 Pro
157.6 x 74.6 x 7.9 mm (6.20 x 2.94 x 0.31 in)
Weight
K15x
212 g (7.48 oz)
RX17 Pro
183 g (6.46 oz)
Build
K15x
Glass front, plastic frame, plastic back
RX17 Pro
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 5), aluminum frame
SIM
K15x
Nano-SIM + Nano-SIM
RX17 Pro
Nano-SIM + Nano-SIM
Other
K15x
IP64 dust tight and water resistant (water splashes)
RX17 Pro
-
Type
K15x
IPS LCD, 120Hz, 1125 nits (peak)
RX17 Pro
AMOLED
Size
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
RX17 Pro
6.4 inches, 101.0 cm2 (~85.9% screen-to-body ratio)
Resolution
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
RX17 Pro
1080 x 2340 pixels, 19.5:9 ratio (~402 ppi density)
Protection
K15x
-
RX17 Pro
Corning Gorilla Glass 6
OS
K15x
Android 16, ColorOS 16
RX17 Pro
Android 8.1 (Oreo), upgradable to Android 10, ColorOS 7.0
Chipset
K15x
Mediatek Dimensity 6300 (6 nm)
RX17 Pro
Qualcomm SDM710 Snapdragon 710 (10 nm)
CPU
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
RX17 Pro
Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
GPU
K15x
Mali-G57 MC2
RX17 Pro
Adreno 616
Card slot
K15x
microSDXC
RX17 Pro
microSDXC (uses shared SIM slot)
Internal
K15x
128GB 6GB RAM, 256GB 6GB RAM
RX17 Pro
128GB 6GB RAM, 128GB 8GB RAM
Other
K15x
UFS 2.2
RX17 Pro
-
Dual
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
RX17 Pro
12 MP, f/1.5-2.4, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS 20 MP, f/2.6, AF TOF 3D, (depth)
Features
K15x
LED flash, HDR, panorama
RX17 Pro
Dual-LED flash, HDR, panorama
Video
K15x
1080p@30/60fps
RX17 Pro
4K@30fps, 1080p@30fps
Single
K15x
5 MP, f/2.2, 27mm (wide)
RX17 Pro
25 MP, f/2.0, 1/2.8", 0.9µm
Features
K15x
Panorama
RX17 Pro
HDR
Video
K15x
1080p@30fps
RX17 Pro
1080p@30fps
Loudspeaker
K15x
Yes
RX17 Pro
Yes
3.5mm jack
K15x
Yes
RX17 Pro
No
WLAN
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
RX17 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
K15x
5.4, A2DP, LE, aptX HD
RX17 Pro
5.0, A2DP, LE, EDR
Positioning
K15x
GPS, GALILEO, GLONASS, QZSS
RX17 Pro
GPS, GLONASS, BDS, GALILEO
NFC
K15x
Yes
RX17 Pro
Yes
Radio
K15x
No
RX17 Pro
No
USB
K15x
USB Type-C 2.0, OTG
RX17 Pro
USB Type-C 3.1, OTG
Sensors
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
RX17 Pro
Fingerprint (under display, optical), accelerometer, proximity, compass
Type
K15x
6500 mAh
RX17 Pro
Li-Po 3700 mAh, non-removable
Charging
K15x
45W wired 5W reverse wired
RX17 Pro
50W wired, 40% in 10 min
Colors
K15x
Purple, White
RX17 Pro
Radiant Mist, Emerald Green
Models
K15x
PLT150
RX17 Pro
CPH1877, PBDM00
Price
K15x
About 230 EUR
RX17 Pro
About 600 EUR