Screen size
K15sWinner: 6.6"+47%
R811 Real3.5"
Quick verdict
K15s leads the measured specs 18-2.
Measured wins
K15s
18
spec wins
Overall winner
Ties
2
equal specs
R811 Real
2
spec wins
Screen size
Technology
K15s
GSM / HSPA / LTE / 5G
R811 Real
GSM
2G bands
K15s
GSM 850 / 900 / 1800 / 1900
R811 Real
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
K15s
HSDPA 850 / 900 / 2100
R811 Real
TD-SCDMA
4G bands
K15s
1, 3, 5, 8, 28, 34, 38, 39, 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
3.5mm jack
SD card
equal specsStereo speakers
R811 Real
-
5G bands
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
R811 Real
-
Speed
K15s
HSPA, LTE, 5G
R811 Real
HSPA
GPRS
K15s
-
R811 Real
Yes
EDGE
K15s
-
R811 Real
Yes
Announced
K15s
2026, October 02
R811 Real
2012, October. Released 2012, December
Status
K15s
Available. Released 2026, October 02
R811 Real
Discontinued
Dimensions
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
R811 Real
115.2 x 61.5 x 10.9 mm (4.54 x 2.42 x 0.43 in)
Weight
K15s
205 g (7.23 oz)
R811 Real
119 g (4.20 oz)
Build
K15s
Glass front, plastic frame, plastic back
R811 Real
-
SIM
K15s
Nano-SIM + Nano-SIM
R811 Real
Dual SIM (Mini-SIM, dual stand-by)
Other
K15s
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Drop resistant up to 1.8m
R811 Real
-
Type
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
R811 Real
TFT
Size
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
R811 Real
3.5 inches, 36.5 cm2 (~51.5% screen-to-body ratio)
Resolution
K15s
1080 x 2372 pixels (~397 ppi density)
R811 Real
320 x 480 pixels, 3:2 ratio (~165 ppi density)
OS
K15s
Android 16, ColorOS 16
R811 Real
Android 4.0.4 (Ice Cream Sandwich)
Chipset
K15s
Mediatek Dimensity 6360 Max (6 nm)
R811 Real
Mediatek MT6515
CPU
K15s
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
R811 Real
1.0 GHz Cortex-A9
GPU
K15s
Mali-G57 MC2
R811 Real
PowerVR SGX531
Card slot
K15s
microSDXC
R811 Real
microSDHC (dedicated slot)
Internal
K15s
128GB 6GB RAM, 256GB 8GB RAM
R811 Real
4GB 512MB RAM
Other
K15s
UFS 2.2
R811 Real
-
Dual
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
R811 Real
-
Features
K15s
LED flash, HDR, panorama
R811 Real
-
Video
K15s
1080p@30/60fps
R811 Real
Yes
Single
K15s
-
R811 Real
3.15 MP, AF
Single
K15s
8 MP, f/2.1, 25mm (wide)
R811 Real
Yes
Features
K15s
Panorama
R811 Real
-
Video
K15s
1080p@30fps
R811 Real
Loudspeaker
K15s
Yes
R811 Real
Yes
3.5mm jack
K15s
No
R811 Real
Yes
WLAN
K15s
Wi-Fi 802.11 a/b/g/n/ac, dual-band
R811 Real
Wi-Fi 802.11 b/g, hotspot
Bluetooth
K15s
5.4, A2DP, LE, aptX HD
R811 Real
Yes
Positioning
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
R811 Real
GPS
NFC
K15s
Yes
R811 Real
No
Infrared port
K15s
Yes
R811 Real
-
Radio
K15s
No
R811 Real
No
USB
K15s
USB Type-C 2.0, OTG
R811 Real
microUSB 2.0
Sensors
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
R811 Real
Accelerometer, proximity
Type
K15s
Si/C Li-Ion 8000 mAh
R811 Real
Li-Ion 1520 mAh, removable
Charging
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
R811 Real
-
Stand-by
K15s
-
R811 Real
Up to 250 h
Talk time
K15s
-
R811 Real
Up to 10 h
Colors
K15s
Gray, Purple
R811 Real
White
Models
K15s
PYE130
R811 Real
-
Price
K15s
About 270 EUR
R811 Real
About 150 EUR