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64GB

32GB | 64GB

2GB

10

Subject to change based on future operating system updates

Powered by Samsung 5.0

Subject to change based on future operating system updates

Ask Siri to set a reminder, send an invitation, or give you directions, all without your phone.

Yes

Bands 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66

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

850/1700/1900/2100MHz

850/900/1700/1900/2100MHz

Required to use smartwatch over cellular; rate plan required

Yes

802.11b/g/n

Wi-Fi 4 (802.11n)

2.4GHz and 5GHz

2.4GHz & 5GHz

5.3

v5.3 + EDR, A2DP, HS, LE, aptX®

Electronic SIM

eSim

Yes

Yes

Yes

Open, Secure

Yes

Improved Workout app with new metrics, new views, and advanced ways to train.

Set workout-specific goals, see full summaries when you're done, and track how you're trending over time.

Keep tabs on your resting, walking, and workout recovery heart rate.

Depth gauge ±1m accuracy

Water temperature sensor

Compass

Always-on altimeter

High-g accelerometer

High dynamic range gyroscope

Ambient light sensor

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

Yes

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

Microsoft Outook

Apple Music®

Music

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

Yes

This device is not hearing aid compatible.

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)

4/4

2/3

1/1

2/2

10/10