Screen size
A6s ProWinner: 6.6"+77%
Watch X21.5"
Quick verdict
A6s Pro leads the measured specs 17-3.
Measured wins
A6s Pro
17
spec wins
Overall winner
Ties
3
equal specs
Watch X2
3
spec wins
Screen size
Technology
A6s Pro
GSM / HSPA / LTE
Watch X2
No cellular connectivity
2G bands
A6s Pro
GSM 850 / 900 / 1800 / 1900
Watch X2
N/A
3G bands
A6s Pro
HSDPA 850 / 900 / 2100
Watch X2
N/A
4G bands
A6s Pro
LTE
Watch X2
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
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
N/A
Speed
A6s Pro
HSPA, LTE
Watch X2
No
GPRS
A6s Pro
-
Watch X2
No
EDGE
A6s Pro
-
Watch X2
No
Announced
A6s Pro
2026, February 24
Watch X2
2025, February 20
Status
A6s Pro
Available. Released 2026, March 03
Watch X2
Available. Released 2025, March 28
Dimensions
A6s Pro
158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)
Watch X2
47.6 x 46.6 x 11.8 mm (1.87 x 1.83 x 0.46 in)
Weight
A6s Pro
190 g (6.70 oz)
Watch X2
49.7 g (1.76 oz)
Build
A6s Pro
Glass front, plastic frame, plastic back
Watch X2
Sapphire crystal front, stainless steel frame, plastic back
SIM
A6s Pro
Nano-SIM + Nano-SIM
Watch X2
No
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
Watch X2
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) MIL-STD-810H compliant Waterproof (5ATM/50m) Compatible with standard 22mm straps ECG certified
Type
A6s Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
Watch X2
LTPO AMOLED, 2200 nits (peak)
Size
A6s Pro
6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)
Watch X2
1.5 inches
Resolution
A6s Pro
1080 x 2372 pixels (~397 ppi density)
Watch X2
466 x 466 pixels (~310 ppi density)
Protection
A6s Pro
AGC DT-Star D+
Watch X2
Sapphire crystal glass
OS
A6s Pro
Android 16, ColorOS 16
Watch X2
ColorOS Watch 7.0 + Wear OS 5.0
Chipset
A6s Pro
Mediatek Helio G100 Max (6 nm)
Watch X2
Qualcomm Snapdragon W5 Gen 1 (4 nm)
CPU
A6s Pro
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Watch X2
-
GPU
A6s Pro
Mali-G57 MC2
Watch X2
-
Card slot
A6s Pro
microSDXC
Watch X2
No
Internal
A6s Pro
256GB 8GB RAM
Watch X2
32GB 2GB RAM
Other
A6s Pro
UFS 2.2
Watch X2
-
Dual
A6s Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Watch X2
-
Features
A6s Pro
LED flash, HDR, panorama
Watch X2
-
Video
A6s Pro
1080p@30/60/120fps
Watch X2
-
Single
A6s Pro
50 MP, (wide)
Watch X2
-
Features
A6s Pro
Panorama
Watch X2
-
Video
A6s Pro
1080p@30fps
Watch X2
-
Loudspeaker
A6s Pro
Yes, with stereo speakers
Watch X2
Yes
3.5mm jack
A6s Pro
No
Watch X2
No
WLAN
A6s Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch X2
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
A6s Pro
5.4, A2DP, LE, aptX HD
Watch X2
5.2, A2DP, LE
Positioning
A6s Pro
GPS, GALILEO, GLONASS, BDS, QZSS
Watch X2
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
A6s Pro
Yes (market/region dependent)
Watch X2
Yes
Radio
A6s Pro
Unspecified
Watch X2
No
USB
A6s Pro
USB Type-C 2.0, OTG
Watch X2
No
Sensors
A6s Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity
Watch X2
Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)
Type
A6s Pro
Si/C Li-Ion 7000 mAh
Watch X2
Li-Ion 648 mAh
Charging
A6s Pro
80W wired, 33W PPS, 13.5W PD 5W reverse wired
Watch X2
7.5W wired
Colors
A6s Pro
Lumina Frost, Eclipse Blue
Watch X2
Lava Black, Summit Blue
Price
A6s Pro
About 280 EUR
Watch X2
About 300 EUR
Models
A6s Pro
-
Watch X2
OPWWE251
Other
A6s Pro
-
Watch X2
No