Screen size
A786.6"
K15sWinner: 6.6"+0.2%
Quick verdict
K15s leads the measured specs 11-5.
Measured wins
A78
5
spec wins
Ties
7
equal specs
K15s
11
spec wins
Overall winner
Screen size
Technology
A78
GSM / HSPA / LTE / 5G
K15s
GSM / HSPA / LTE / 5G
2G bands
A78
GSM 850 / 900 / 1800 / 1900
K15s
GSM 850 / 900 / 1800 / 1900
3G bands
A78
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
K15s
HSDPA 850 / 900 / 2100
4G bands
A78
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
K15s
1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48
5G bands
A78
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
K15s
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Speed
A78
HSPA, LTE, 5G
K15s
HSPA, LTE, 5G
Announced
A78
2023, January 07
K15s
2026, October 02
Status
A78
Available. Released 2023, January 07
K15s
Available. Released 2026, October 02
Dimensions
A78
163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
K15s
159.1 x 75.8 x 8.8 mm (6.26 x 2.98 x 0.35 in)
Weight
A78
188 g (6.63 oz)
K15s
205 g (7.23 oz)
SIM
A78
Nano-SIM + Nano-SIM
K15s
Nano-SIM + Nano-SIM
Other
A78
IP54 dust protected and water resistant (water splashes)
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
Build
A78
-
K15s
Glass front, plastic frame, plastic back
Type
A78
IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
K15s
AMOLED, 1B colors, 120Hz, 800 nits (typ), 1400 nits (peak)
Size
A78
6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
K15s
6.57 inches, 105.0 cm2 (~87.1% screen-to-body ratio)
Resolution
A78
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
K15s
1080 x 2372 pixels (~397 ppi density)
Protection
A78
Panda glass
K15s
-
OS
A78
Android 12, upgradable to Android 14, ColorOS 14
K15s
Android 16, ColorOS 16
Chipset
A78
Mediatek Dimensity 700 (7 nm)
K15s
Mediatek Dimensity 6360 Max (6 nm)
CPU
A78
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
K15s
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A78
Mali-G57 MC2
K15s
Mali-G57 MC2
Card slot
A78
microSDXC
K15s
microSDXC
Internal
A78
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
K15s
128GB 6GB RAM, 256GB 8GB RAM
Other
A78
UFS 2.2
K15s
UFS 2.2
Dual
A78
50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens
K15s
50 MP, f/1.9, 25mm (wide), PDAF Auxiliary lens
Features
A78
LED flash, HDR, panorama
K15s
LED flash, HDR, panorama
Video
A78
1080p@30fps
K15s
1080p@30/60fps
Single
A78
8 MP, f/2.0, 27mm (wide)
K15s
8 MP, f/2.1, 25mm (wide)
Video
A78
1080p@30fps
K15s
1080p@30fps
Features
A78
-
K15s
Panorama
Loudspeaker
A78
Yes, with stereo speakers
K15s
Yes
3.5mm jack
A78
Yes
K15s
No
WLAN
A78
Wi-Fi 802.11 a/b/g/n/ac, dual-band
K15s
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A78
5.3, A2DP, LE, aptX
K15s
5.4, A2DP, LE, aptX HD
Positioning
A78
GPS, GALILEO, GLONASS, BDS, QZSS
K15s
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A78
Yes
K15s
Yes
Radio
A78
No
K15s
No
USB
A78
USB Type-C 2.0, OTG
K15s
USB Type-C 2.0, OTG
Infrared port
A78
-
K15s
Yes
Sensors
A78
Fingerprint (side-mounted), accelerometer, proximity, compass
K15s
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A78
Li-Po 5000 mAh
K15s
Si/C Li-Ion 8000 mAh
Charging
A78
33W wired, PD, 52% in 30 min, 100% in 67 min
K15s
45W wired, 45W UFCS, 45W PPS, 13.5W PD Reverse wired
Colors
A78
Glowing Black, Glowing Purple
K15s
Gray, Purple
Models
A78
CPH2483, CPH2495
K15s
PYE130
Price
A78
$ 102.02 / € 188.99 / ₹ 14,999
K15s
About 270 EUR