Screen size
F156.4"
K15sWinner: 6.6"+2.6%
Quick verdict
K15s leads the measured specs 13-6.
Measured wins
F15
6
spec wins
Ties
3
equal specs
K15s
13
spec wins
Overall winner
Screen size
Technology
F15
GSM / HSPA / LTE
K15s
GSM / HSPA / LTE / 5G
2G bands
F15
GSM 850 / 900 / 1800 / 1900
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
F15
HSDPA 850 / 900 / 2100
K15s
HSDPA 850 / 900 / 2100
4G bands
F15
1, 3, 5, 8, 38, 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
USB
equal specs5G support
NFC
3.5mm jack
SD card
equal specsStereo speakers
K15s
1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48
Speed
F15
HSPA, LTE
K15s
HSPA, LTE, 5G
5G bands
F15
-
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
F15
2020, January 16. Released 2020, January
K15s
2026, October 02
Status
F15
Discontinued
K15s
Available. Released 2026, October 02
Dimensions
F15
160.2 x 73.3 x 7.9 mm (6.31 x 2.89 x 0.31 in)
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
Weight
F15
172 g (6.07 oz)
K15s
205 g (7.23 oz)
Build
F15
Glass front (Gorilla Glass 5), plastic back, plastic frame
K15s
Glass front, plastic frame, plastic back
SIM
F15
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Other
F15
-
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
Type
F15
AMOLED, 430 nits (typ)
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
F15
6.4 inches, 100.4 cm2 (~85.5% screen-to-body ratio)
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
Resolution
F15
1080 x 2400 pixels, 20:9 ratio (~408 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
Protection
F15
Corning Gorilla Glass 5
K15s
-
OS
F15
Android 9.0 (Pie), upgradable to Android 11, ColorOS 11.1
K15s
Android 16, ColorOS 16
Chipset
F15
Mediatek MT6771V Helio P70 (12 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
F15
Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
K15s
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
F15
Mali-G72 MP3
K15s
Mali-G57 MC2
Card slot
F15
microSDXC (dedicated slot)
K15s
microSDXC
Internal
F15
128GB 4GB RAM, 128GB 8GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
F15
UFS 2.1
K15s
UFS 2.2
Quad
F15
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.3, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP B/W, f/2.4, 1/5.0", 1.75µm Auxiliary lens
K15s
-
Features
F15
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
F15
1080p@30fps, gyro-EIS
K15s
1080p@30/60fps
Dual
F15
-
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Single
F15
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
K15s
8 MP, f/2.1, 25mm (wide)
Features
F15
HDR
K15s
Panorama
Video
F15
1080p@30fps
K15s
1080p@30fps
Loudspeaker
F15
Yes
K15s
Yes
3.5mm jack
F15
Yes
K15s
No
WLAN
F15
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
K15s
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
F15
4.2, A2DP, LE
K15s
5.4, A2DP, LE, aptX HD
Positioning
F15
GPS, GLONASS, BDS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
F15
No
K15s
Yes
Radio
F15
FM radio
K15s
No
USB
F15
USB Type-C 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
F15
-
K15s
Yes
Sensors
F15
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
F15
Li-Po 4025 mAh
K15s
Si/C Li-Ion 8000 mAh
Charging
F15
20W wired, 50% in 30 min
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
F15
Lightening Black, Unicorn White
K15s
Gray, Purple
Models
F15
CPH2001
K15s
PYE130
SAR
F15
1.20 W/kg (head) 0.55 W/kg (body)
K15s
-
Price
F15
About 250 EUR
K15s
About 270 EUR