Compare devices

32GB

Up to 16GB

2GB

1.5GB

Wear OS Powered by Samsung 3.5

Yes

Yes

Powered by Samsung 5.0

Subject to change based on future operating system updates

Yes

Yes

Wi-Fi 4 (802.11n)

802.11a/b/g/n

2.4GHz & 5GHz

2.4GHz & 5.0GHz

Open, Secure

Open, Secure

v5.3 + EDR, A2DP, HS, LE, aptX®

v5.2 + EDR, A2DP, HS, LE, aptX®

Yes

eSim

eSim

HSPA+ with enhanced backhaul

Bands 2, 4, 5, 12, 13, 14, 25, 26, 66, 71

Bands 2, 4, 5, and 12

850/900/1700/1900/2100MHz

850/1900MHz

Yes

Yes

Yes

Accelerometer, Ambient light, Barometer, Gyroscope, Heart rate, Temperature

Accelerometer, Ambient Light, Barometer, ECG, Geomagnetic, Gyroscope, Heart rate, Infrared temperature

Insert pictures, video clips and sound clips easily (messaging charges apply)

Send and receive text messages from your wrist (messaging charges apply).

Microsoft Outook

Microsoft Outlook

Yes

Music

Samsung Music

MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB

MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB

This device is not hearing aid compatible.

Yes

Yes

The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)

Send and receive text messages from your wrist (messaging charges apply).

4/4

4/4

2/3

2/3

1/1

1/1

2/2

2/2

10/10

10/10

19/20 (5-star) Please visit www.att.com/ecospace for additional information