Screen size
A6 4GWinner: 6.8"+78%
Watch X21.5"
Quick verdict
A6 4G leads the measured specs 15-4.
Measured wins
A6 4G
15
spec wins
Overall winner
Ties
3
equal specs
Watch X2
4
spec wins
Screen size
Technology
A6 4G
GSM / HSPA / LTE
Watch X2
No cellular connectivity
2G bands
A6 4G
GSM 850 / 900 / 1800 / 1900
Watch X2
N/A
3G bands
A6 4G
HSDPA 850 / 900 / 2100 - version 1, HSDPA 900 / 2100 - version 2
Watch X2
N/A
4G bands
A6 4G
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 1, 1, 3, 5, 8, 40 - version 2
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
Watch X2
N/A
Speed
A6 4G
HSPA, LTE
Watch X2
No
GPRS
A6 4G
-
Watch X2
No
EDGE
A6 4G
-
Watch X2
No
Announced
A6 4G
2026, January 13
Watch X2
2025, February 20
Status
A6 4G
Available. Released 2026, January 13
Watch X2
Available. Released 2025, March 28
Dimensions
A6 4G
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Watch X2
47.6 x 46.6 x 11.8 mm (1.87 x 1.83 x 0.46 in)
Weight
A6 4G
215 g (7.58 oz)
Watch X2
49.7 g (1.76 oz)
Build
A6 4G
Glass front, plastic frame, plastic back
Watch X2
Sapphire crystal front, stainless steel frame, plastic back
SIM
A6 4G
Nano-SIM + Nano-SIM
Watch X2
No
Other
A6 4G
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
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
A6 4G
IPS LCD, 120Hz, 1125 nits (peak)
Watch X2
LTPO AMOLED, 2200 nits (peak)
Size
A6 4G
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Watch X2
1.5 inches
Resolution
A6 4G
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Watch X2
466 x 466 pixels (~310 ppi density)
Protection
A6 4G
-
Watch X2
Sapphire crystal glass
OS
A6 4G
Android 15, ColorOS 15
Watch X2
ColorOS Watch 7.0 + Wear OS 5.0
Chipset
A6 4G
Qualcomm SM6225 Snapdragon 685 (6 nm)
Watch X2
Qualcomm Snapdragon W5 Gen 1 (4 nm)
CPU
A6 4G
Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
Watch X2
-
GPU
A6 4G
Adreno 610
Watch X2
-
Card slot
A6 4G
microSDXC
Watch X2
No
Internal
A6 4G
128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Watch X2
32GB 2GB RAM
Other
A6 4G
UFS 2.2
Watch X2
-
Dual
A6 4G
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Watch X2
-
Features
A6 4G
LED flash, HDR, panorama
Watch X2
-
Video
A6 4G
1080p@30fps
Watch X2
-
Single
A6 4G
8 MP, f/2.0, (wide)
Watch X2
-
Features
A6 4G
Panorama
Watch X2
-
Video
A6 4G
1080p@30fps
Watch X2
-
Loudspeaker
A6 4G
Yes, with stereo speakers
Watch X2
Yes
3.5mm jack
A6 4G
No
Watch X2
No
WLAN
A6 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch X2
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
A6 4G
5.0, A2DP, LE, aptX
Watch X2
5.2, A2DP, LE
Positioning
A6 4G
GPS, GALILEO, GLONASS, QZSS
Watch X2
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
A6 4G
Yes (market/region dependent)
Watch X2
Yes
Radio
A6 4G
Unspecified
Watch X2
No
USB
A6 4G
USB Type-C 2.0, OTG
Watch X2
No
Sensors
A6 4G
Fingerprint (side-mounted), accelerometer, proximity, compass
Watch X2
Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)
Type
A6 4G
Si/C Li-Ion 7000 mAh
Watch X2
Li-Ion 648 mAh
Charging
A6 4G
45W wired, 33W PPS, 13.5W PD, 36% in 30 min 5W reverse wired
Watch X2
7.5W wired
Colors
A6 4G
Sapphire Blue, Aurora Gold
Watch X2
Lava Black, Summit Blue
Models
A6 4G
CPH2817
Watch X2
OPWWE251
Price
A6 4G
-
Watch X2
About 300 EUR
Other
A6 4G
-
Watch X2
No