Screen size
A6s ProWinner: 6.6"+2.1%
A78 4G6.4"
Quick verdict
A6s Pro leads the measured specs 9-6.
Measured wins
A6s Pro
9
spec wins
Overall winner
Ties
8
equal specs
A78 4G
6
spec wins
Screen size
Technology
A6s Pro
GSM / HSPA / LTE
A78 4G
GSM / HSPA / LTE
2G bands
A6s Pro
GSM 850 / 900 / 1800 / 1900
A78 4G
GSM 850 / 900 / 1800 / 1900
3G bands
A6s Pro
HSDPA 850 / 900 / 2100
A78 4G
HSDPA 850 / 900 / 2100
4G bands
A6s Pro
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
equal specsA78 4G
LTE
Speed
A6s Pro
HSPA, LTE
A78 4G
HSPA, LTE
Announced
A6s Pro
2026, February 24
A78 4G
2023, July 10
Status
A6s Pro
Available. Released 2026, March 03
A78 4G
Available. Released 2023, July 10
Dimensions
A6s Pro
158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)
A78 4G
160 x 73.2 x 7.9 mm (6.30 x 2.88 x 0.31 in)
Weight
A6s Pro
190 g (6.70 oz)
A78 4G
180 g (6.35 oz)
Build
A6s Pro
Glass front, plastic frame, plastic back
A78 4G
-
SIM
A6s Pro
Nano-SIM + Nano-SIM
A78 4G
Nano-SIM + Nano-SIM
Other
A6s Pro
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
A78 4G
IP54 dust protected and water resistant (water splashes)
Type
A6s Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
A78 4G
AMOLED, 90Hz, 430 nits
Size
A6s Pro
6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)
A78 4G
6.43 inches, 99.8 cm2 (~85.2% screen-to-body ratio)
Resolution
A6s Pro
1080 x 2372 pixels (~397 ppi density)
A78 4G
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Protection
A6s Pro
AGC DT-Star D+
A78 4G
Corning Gorilla Glass 5
OS
A6s Pro
Android 16, ColorOS 16
A78 4G
Android 13, ColorOS 13.1
Chipset
A6s Pro
Mediatek Helio G100 Max (6 nm)
A78 4G
Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU
A6s Pro
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
A78 4G
Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU
A6s Pro
Mali-G57 MC2
A78 4G
Adreno 610
Card slot
A6s Pro
microSDXC
A78 4G
microSDXC
Internal
A6s Pro
256GB 8GB RAM
A78 4G
128GB 8GB RAM, 256GB 8GB RAM
Other
A6s Pro
UFS 2.2
A78 4G
-
Dual
A6s Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
A78 4G
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Features
A6s Pro
LED flash, HDR, panorama
A78 4G
LED flash, HDR, panorama
Video
A6s Pro
1080p@30/60/120fps
A78 4G
1080p@30fps
Single
A6s Pro
50 MP, (wide)
A78 4G
8 MP, f/2.0, (wide)
Features
A6s Pro
Panorama
A78 4G
-
Video
A6s Pro
1080p@30fps
A78 4G
1080p@30fps
Loudspeaker
A6s Pro
Yes, with stereo speakers
A78 4G
Yes, with stereo speakers
3.5mm jack
A6s Pro
No
A78 4G
Yes
WLAN
A6s Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
A78 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A6s Pro
5.4, A2DP, LE, aptX HD
A78 4G
5.0, A2DP, LE
Positioning
A6s Pro
GPS, GALILEO, GLONASS, BDS, QZSS
A78 4G
GPS, GALILEO, GLONASS, BDS
NFC
A6s Pro
Yes (market/region dependent)
A78 4G
Yes (market/region dependent)
Radio
A6s Pro
Unspecified
A78 4G
No
USB
A6s Pro
USB Type-C 2.0, OTG
A78 4G
USB Type-C 2.0, OTG
Sensors
A6s Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity
A78 4G
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A6s Pro
Si/C Li-Ion 7000 mAh
A78 4G
Li-Po 5000 mAh
Charging
A6s Pro
80W wired, 33W PPS, 13.5W PD 5W reverse wired
A78 4G
67W wired, PD, 76% in 30 min
Colors
A6s Pro
Lumina Frost, Eclipse Blue
A78 4G
Mist Black, Aqua Green
Price
A6s Pro
About 280 EUR
A78 4G
About 200 EUR
Models
A6s Pro
-
A78 4G
CPH2565