Screen size
K15xWinner: 6.8"+19%
R9s5.5"
Quick verdict
K15x leads the measured specs 13-6.
Measured wins
K15x
13
spec wins
Overall winner
Ties
3
equal specs
R9s
6
spec wins
Screen size
Technology
K15x
GSM / HSPA / LTE / 5G
R9s
GSM / CDMA / HSPA / EVDO / LTE
2G bands
K15x
GSM 850 / 900 / 1800 / 1900
R9s
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2, CDMA 800
3G bands
K15x
HSDPA 850 / 900 / 2100
R9s
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO & TD-SCDMA
4G bands
K15x
1, 3, 5, 8, 28, 34, 38, 39, 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
3.5mm jack
equal specsSD card
equal specsStereo speakers
R9s
1, 2, 3, 4, 5, 8, 38, 39, 40, 41
5G bands
K15x
1, 3, 5, 8, 28, 41, 48, 77, 78 SA/NSA
R9s
-
Speed
K15x
HSPA, LTE, 5G
R9s
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Announced
K15x
2026, October 02
R9s
2016, October. Released 2016, October
Status
K15x
Available. Released 2026, October 02
R9s
Discontinued
Dimensions
K15x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
R9s
153 x 74.3 x 6.6 mm (6.02 x 2.93 x 0.26 in)
Weight
K15x
212 g (7.48 oz)
R9s
145 g (5.11 oz)
Build
K15x
Glass front, plastic frame, plastic back
R9s
Glass front (Gorilla Glass 5), aluminum back, aluminum frame
SIM
K15x
Nano-SIM + Nano-SIM
R9s
Nano-SIM + Nano-SIM
Other
K15x
IP64 dust tight and water resistant (water splashes)
R9s
-
Type
K15x
IPS LCD, 120Hz, 1125 nits (peak)
R9s
AMOLED
Size
K15x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
R9s
5.5 inches, 83.4 cm2 (~73.4% screen-to-body ratio)
Resolution
K15x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
R9s
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection
K15x
-
R9s
Corning Gorrila Glass 5
OS
K15x
Android 16, ColorOS 16
R9s
Android 6.0.1 (Marshmallow)
Chipset
K15x
Mediatek Dimensity 6300 (6 nm)
R9s
Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU
K15x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
R9s
Octa-core 2.0 GHz Cortex-A53
GPU
K15x
Mali-G57 MC2
R9s
Adreno 506
Card slot
K15x
microSDXC
R9s
microSDXC (uses shared SIM slot)
Internal
K15x
128GB 6GB RAM, 256GB 6GB RAM
R9s
64GB 4GB RAM
Other
K15x
UFS 2.2
R9s
eMMC 5.1
Dual
K15x
13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
R9s
-
Features
K15x
LED flash, HDR, panorama
R9s
LED flash, HDR, panorama
Video
K15x
1080p@30/60fps
R9s
4K@30fps, 1080p@30fps
Single
K15x
-
R9s
16 MP, f/1.7, 1/2.8", 1.12µm, dual pixel PDAF
Single
K15x
5 MP, f/2.2, 27mm (wide)
R9s
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Features
K15x
Panorama
R9s
-
Video
K15x
1080p@30fps
R9s
1080p@30fps
Loudspeaker
K15x
Yes
R9s
Yes
3.5mm jack
K15x
Yes
R9s
Yes
WLAN
K15x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
R9s
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
K15x
5.4, A2DP, LE, aptX HD
R9s
4.0, A2DP
Positioning
K15x
GPS, GALILEO, GLONASS, QZSS
R9s
GPS
NFC
K15x
Yes
R9s
No
Radio
K15x
No
R9s
No
USB
K15x
USB Type-C 2.0, OTG
R9s
microUSB 2.0
Sensors
K15x
Fingerprint (side-mounted), accelerometer, proximity, compass
R9s
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Type
K15x
6500 mAh
R9s
Li-Po 3010 mAh, non-removable
Charging
K15x
45W wired 5W reverse wired
R9s
20W wired
Colors
K15x
Purple, White
R9s
Black, Gold, Rose Gold, Red
Models
K15x
PLT150
R9s
CPH1607, R9sk, R9s
Price
K15x
About 230 EUR
R9s
About 450 EUR