Screen size
A6s ProWinner: 6.6"+2%
A736.4"
Quick verdict
A6s Pro leads the measured specs 13-5.
Measured wins
A6s Pro
13
spec wins
Overall winner
Ties
5
equal specs
A73
5
spec wins
Screen size
Technology
A6s Pro
GSM / HSPA / LTE
A73
GSM / HSPA / LTE
2G bands
A6s Pro
GSM 850 / 900 / 1800 / 1900
A73
GSM 850 / 900 / 1800 / 1900
3G bands
A6s Pro
HSDPA 850 / 900 / 2100
A73
HSDPA 850 / 900 / 2100
4G bands
A6s Pro
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front 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
A73
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed
A6s Pro
HSPA, LTE
A73
HSPA, LTE
Announced
A6s Pro
2026, February 24
A73
2020, October 05. Released 2020, November 20
Status
A6s Pro
Available. Released 2026, March 03
A73
Discontinued
Dimensions
A6s Pro
158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)
A73
159.8 x 72.9 x 7.5 mm (6.29 x 2.87 x 0.30 in)
Weight
A6s Pro
190 g (6.70 oz)
A73
163 g (5.75 oz)
Build
A6s Pro
Glass front, plastic frame, plastic back
A73
-
SIM
A6s Pro
Nano-SIM + Nano-SIM
A73
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
A73
-
Type
A6s Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
A73
AMOLED, 430 nits (typ), 600 nits (peak)
Size
A6s Pro
6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)
A73
6.44 inches, 100.1 cm2 (~86.0% screen-to-body ratio)
Resolution
A6s Pro
1080 x 2372 pixels (~397 ppi density)
A73
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Protection
A6s Pro
AGC DT-Star D+
A73
Corning Gorilla Glass 3
OS
A6s Pro
Android 16, ColorOS 16
A73
Android 10, ColorOS 7.2
Chipset
A6s Pro
Mediatek Helio G100 Max (6 nm)
A73
Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU
A6s Pro
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
A73
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
A6s Pro
Mali-G57 MC2
A73
Adreno 610
Card slot
A6s Pro
microSDXC
A73
microSDXC (dedicated slot)
Internal
A6s Pro
256GB 8GB RAM
A73
128GB 4GB RAM, 128GB 6GB RAM
Other
A6s Pro
UFS 2.2
A73
UFS 2.1 (single lane)
Dual
A6s Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
A73
-
Features
A6s Pro
LED flash, HDR, panorama
A73
LED flash, HDR, panorama
Video
A6s Pro
1080p@30/60/120fps
A73
1080p@30fps, gyro-EIS
Quad
A6s Pro
-
A73
16 MP, f/2.2, (wide), 1/3.06", PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Single
A6s Pro
50 MP, (wide)
A73
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
Features
A6s Pro
Panorama
A73
HDR
Video
A6s Pro
1080p@30fps
A73
1080p@30fps
Loudspeaker
A6s Pro
Yes, with stereo speakers
A73
Yes
3.5mm jack
A6s Pro
No
A73
Yes
WLAN
A6s Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
A73
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
A6s Pro
5.4, A2DP, LE, aptX HD
A73
5.0, A2DP, LE, aptX
Positioning
A6s Pro
GPS, GALILEO, GLONASS, BDS, QZSS
A73
GPS, GLONASS, GALILEO, BDS
NFC
A6s Pro
Yes (market/region dependent)
A73
Yes (market/region dependent)
Radio
A6s Pro
Unspecified
A73
FM radio
USB
A6s Pro
USB Type-C 2.0, OTG
A73
USB Type-C 2.0, OTG
Sensors
A6s Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity
A73
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
A6s Pro
Si/C Li-Ion 7000 mAh
A73
Li-Po 4015 mAh
Charging
A6s Pro
80W wired, 33W PPS, 13.5W PD 5W reverse wired
A73
30W wired, 50% in 30 min, 100% in 53 min
Colors
A6s Pro
Lumina Frost, Eclipse Blue
A73
Navy Blue, Classic Silver
Price
A6s Pro
About 280 EUR
A73
-
Models
A6s Pro
-
A73
CPH2099