Screen size
A916.4"
K15sWinner: 6.6"+2.6%
Quick verdict
K15s leads the measured specs 13-6.
Measured wins
A91
6
spec wins
Ties
3
equal specs
K15s
13
spec wins
Overall winner
Screen size
Technology
A91
GSM / CDMA / HSPA / LTE
K15s
GSM / HSPA / LTE / 5G
2G bands
A91
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
A91
HSDPA 850 / 1700(AWS) / 1900 / 2100 - International, HSDPA 850 / 900 / 2100 - Southeast Asia
K15s
HSDPA 850 / 900 / 2100
4G bands
A91
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International, 1, 3, 5, 7, 8, 38, 40, 41, 1, 3, 5, 8, 38, 40, 41 - Southeast Asia, 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 - China
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
A91
HSPA, LTE
K15s
HSPA, LTE, 5G
5G bands
A91
-
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Announced
A91
2019, December 20. Released 2019, December
K15s
2026, October 02
Status
A91
Discontinued
K15s
Available. Released 2026, October 02
Dimensions
A91
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
A91
172 g (6.07 oz)
K15s
205 g (7.23 oz)
Build
A91
Glass front (Gorilla Glass 5), plastic back, plastic frame
K15s
Glass front, plastic frame, plastic back
SIM
A91
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Other
A91
-
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
A91
AMOLED, 430 nits (typ)
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
A91
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
A91
1080 x 2400 pixels, 20:9 ratio (~408 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
Protection
A91
Corning Gorilla Glass 5
K15s
-
OS
A91
Android 9.0 (Pie), upgradable to Android 11, ColorOS 11
K15s
Android 16, ColorOS 16
Chipset
A91
Mediatek MT6771V Helio P70 (12 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
A91
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
A91
Mali-G72 MP3
K15s
Mali-G57 MC2
Card slot
A91
microSDXC (dedicated slot)
K15s
microSDXC
Internal
A91
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
A91
UFS 2.1
K15s
UFS 2.2
Quad
A91
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP B/W, f/2.4, 1/5.0", 1.75µm Auxiliary lens
K15s
-
Features
A91
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
A91
1080p@30fps, gyro-EIS
K15s
1080p@30/60fps
Dual
A91
-
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Single
A91
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
K15s
8 MP, f/2.1, 25mm (wide)
Features
A91
HDR
K15s
Panorama
Video
A91
1080p@30fps
K15s
1080p@30fps
Loudspeaker
A91
Yes
K15s
Yes
3.5mm jack
A91
Yes
K15s
No
WLAN
A91
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
A91
4.2, A2DP, LE
K15s
5.4, A2DP, LE, aptX HD
Positioning
A91
GPS, GLONASS, BDS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A91
No
K15s
Yes
Radio
A91
FM radio
K15s
No
USB
A91
USB Type-C 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
A91
-
K15s
Yes
Sensors
A91
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A91
Li-Po 4025 mAh, non-removable
K15s
Si/C Li-Ion 8000 mAh
Charging
A91
20W wired, 50% in 30 min
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
A91
Lightening Black, Unicorn White, Blazing Blue, Red
K15s
Gray, Purple
Models
A91
PCPM00, CPH2001, CPH2021
K15s
PYE130
Price
A91
About 200 EUR
K15s
About 270 EUR