Screen size
A556.5"
A6s ProWinner: 6.6"+0.9%
Quick verdict
A6s Pro leads the measured specs 15-2.
Measured wins
A55
2
spec wins
Ties
6
equal specs
A6s Pro
15
spec wins
Overall winner
Screen size
Technology
A55
GSM / HSPA / LTE
A6s Pro
GSM / HSPA / LTE
2G bands
A55
GSM 850 / 900 / 1800 / 1900
A6s Pro
GSM 850 / 900 / 1800 / 1900
3G bands
A55
HSDPA 850 / 900 / 2100
A6s Pro
HSDPA 850 / 900 / 2100
4G bands
A55
1, 3, 5, 8, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
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
A6s Pro
LTE
Speed
A55
HSPA, LTE
A6s Pro
HSPA, LTE
Announced
A55
2021, October 01
A6s Pro
2026, February 24
Status
A55
Available. Released 2021, October 01
A6s Pro
Available. Released 2026, March 03
Dimensions
A55
163.6 x 75.7 x 8.4 mm (6.44 x 2.98 x 0.33 in)
A6s Pro
158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)
Weight
A55
193 g (6.81 oz)
A6s Pro
190 g (6.70 oz)
SIM
A55
Nano-SIM + Nano-SIM
A6s Pro
Nano-SIM + Nano-SIM
Other
A55
Splash-proof
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
Build
A55
-
A6s Pro
Glass front, plastic frame, plastic back
Type
A55
IPS LCD, 480 nits (typ), 550 nits (peak)
A6s Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
Size
A55
6.51 inches, 102.3 cm2 (~82.6% screen-to-body ratio)
A6s Pro
6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)
Resolution
A55
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
A6s Pro
1080 x 2372 pixels (~397 ppi density)
Protection
A55
NEG T2X-1
A6s Pro
AGC DT-Star D+
OS
A55
Android 11, ColorOS 11.1
A6s Pro
Android 16, ColorOS 16
Chipset
A55
Mediatek MT6765G Helio G35 (12 nm)
A6s Pro
Mediatek Helio G100 Max (6 nm)
CPU
A55
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
A6s Pro
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
A55
PowerVR GE8320
A6s Pro
Mali-G57 MC2
Card slot
A55
microSDXC (dedicated slot)
A6s Pro
microSDXC
Internal
A55
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
A6s Pro
256GB 8GB RAM
Other
A55
-
A6s Pro
UFS 2.2
Triple
A55
50 MP, f/1.8 26mm (wide), PDAF 2 MP (macro) Auxiliary lens
A6s Pro
-
Features
A55
LED flash, HDR, panorama
A6s Pro
LED flash, HDR, panorama
Video
A55
1080p@30fps
A6s Pro
1080p@30/60/120fps
Dual
A55
-
A6s Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Single
A55
16 MP, f/2.0, 26mm (wide)
A6s Pro
50 MP, (wide)
Features
A55
HDR
A6s Pro
Panorama
Video
A55
1080p@30fps
A6s Pro
1080p@30fps
Loudspeaker
A55
Yes
A6s Pro
Yes, with stereo speakers
3.5mm jack
A55
Yes
A6s Pro
No
WLAN
A55
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
A6s Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A55
5.0, A2DP, LE, aptX
A6s Pro
5.4, A2DP, LE, aptX HD
Positioning
A55
GPS, GLONASS, GALILEO, BDS, QZSS
A6s Pro
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
A55
Yes (market/region dependent)
A6s Pro
Yes (market/region dependent)
Radio
A55
No
A6s Pro
Unspecified
USB
A55
USB Type-C 2.0, OTG
A6s Pro
USB Type-C 2.0, OTG
Sensors
A55
Fingerprint (side-mounted), accelerometer, proximity, compass
A6s Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity
Type
A55
Li-Po 5000 mAh
A6s Pro
Si/C Li-Ion 7000 mAh
Charging
A55
18W wired
A6s Pro
80W wired, 33W PPS, 13.5W PD 5W reverse wired
Colors
A55
Rainbow Blue, Starry Black, Green
A6s Pro
Lumina Frost, Eclipse Blue
Models
A55
CPH2325
A6s Pro
-
Price
A55
$ 118.35 / £ 100.00
A6s Pro
About 280 EUR