Screen size
A6 4GWinner: 6.8"+72%
Watch 21.9"
Quick verdict
A6 4G leads the measured specs 16-2.
Measured wins
A6 4G
16
spec wins
Overall winner
Ties
4
equal specs
Watch 2
2
spec wins
Screen size
Technology
A6 4G
GSM / HSPA / LTE
Watch 2
HSPA / LTE
2G bands
A6 4G
GSM 850 / 900 / 1800 / 1900
Watch 2
N/A
3G bands
A6 4G
HSDPA 850 / 900 / 2100 - version 1, HSDPA 900 / 2100 - version 2
Watch 2
HSDPA 850 / 900 / 2100
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
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
Watch 2
1, 3, 5, 8, 34, 38, 39, 40, 41 - China
Speed
A6 4G
HSPA, LTE
Watch 2
HSPA, LTE
Announced
A6 4G
2026, January 13
Watch 2
2021, July 27
Status
A6 4G
Available. Released 2026, January 13
Watch 2
Available. Released 2021, July 27
Dimensions
A6 4G
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Watch 2
46.4 x 38.5 x 11.6 mm (1.83 x 1.52 x 0.46 in)
Weight
A6 4G
215 g (7.58 oz)
Watch 2
35 g (46mm) / 31 g (42mm) (1.09 oz)
Build
A6 4G
Glass front, plastic frame, plastic back
Watch 2
Glass front, aluminum frame
SIM
A6 4G
Nano-SIM + Nano-SIM
Watch 2
eSIM (market/region dependent)
Other
A6 4G
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Watch 2
5ATM water resistant
Type
A6 4G
IPS LCD, 120Hz, 1125 nits (peak)
Watch 2
AMOLED
Size
A6 4G
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
Watch 2
1.91 inches
Resolution
A6 4G
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Watch 2
402 x 476 pixels (~326 ppi density)
OS
A6 4G
Android 15, ColorOS 15
Watch 2
Android Wear OS - InternationalColorOS Watch 2.0 - China
Chipset
A6 4G
Qualcomm SM6225 Snapdragon 685 (6 nm)
Watch 2
Qualcomm Snapdragon Wear 4100 (12 nm)
CPU
A6 4G
Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
Watch 2
Quad-core 1.7 GHz Cortex-A53
GPU
A6 4G
Adreno 610
Watch 2
Adreno 504
Card slot
A6 4G
microSDXC
Watch 2
No
Internal
A6 4G
128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Watch 2
8GB 1GB RAM
Other
A6 4G
UFS 2.2
Watch 2
eMMC 4.5
Dual
A6 4G
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Watch 2
-
Features
A6 4G
LED flash, HDR, panorama
Watch 2
-
Video
A6 4G
1080p@30fps
Watch 2
-
Single
A6 4G
8 MP, f/2.0, (wide)
Watch 2
-
Features
A6 4G
Panorama
Watch 2
-
Video
A6 4G
1080p@30fps
Watch 2
-
Loudspeaker
A6 4G
Yes, with stereo speakers
Watch 2
Yes
3.5mm jack
A6 4G
No
Watch 2
No
WLAN
A6 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch 2
Wi-Fi 802.11 b/g/n
Bluetooth
A6 4G
5.0, A2DP, LE, aptX
Watch 2
5.0, A2DP, LE
Positioning
A6 4G
GPS, GALILEO, GLONASS, QZSS
Watch 2
GPS, GLONASS, GALILEO, BDS
NFC
A6 4G
Yes (market/region dependent)
Watch 2
Yes
Radio
A6 4G
Unspecified
Watch 2
No
USB
A6 4G
USB Type-C 2.0, OTG
Watch 2
No
Sensors
A6 4G
Fingerprint (side-mounted), accelerometer, proximity, compass
Watch 2
Accelerometer, gyro, heart rate, compass, barometer, SpO2
Type
A6 4G
Si/C Li-Ion 7000 mAh
Watch 2
Li-Ion 510 mAh
Charging
A6 4G
45W wired, 33W PPS, 13.5W PD, 36% in 30 min 5W reverse wired
Watch 2
-
Colors
A6 4G
Sapphire Blue, Aurora Gold
Watch 2
Star Blue, Platinum Black, Rose Gold
Models
A6 4G
CPH2817
Watch 2
OW20W2
Price
A6 4G
-
Watch 2
About 170 EUR
Other
A6 4G
-
Watch 2
No