Samsung Galaxy Watch Ultra (2025) vs Google Pixel Watch 4 45mm

32GB | 64GB

32GB

2GB

2GB

Powered by Samsung 5.0

Subject to change based on future operating system updates

Yes

Yes

6.0

Subject to change based on future operating system updates.

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

Bands 2, 4, 5, 12, 13, 17, 25, 26, 66, 71

850/900/1700/1900/2100MHz

Yes

Yes

Yes

Yes

Wi-Fi 4 (802.11n)

Wi-Fi 5 (802.11ac)

2.4GHz & 5GHz

2.4GHz & 5GHz

Open, Secure

Open, Secure

v5.3 + EDR, A2DP, HS, LE, aptX®

v6.0 + EDR, A2DP, HS, LE

eSim

Electronic SIM

Yes

Yes

Yes

Yes

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

Accelerometer, Ambient Light, Barometer, Blood oxygen sensor, cEDA, Compass, ECG, Gyroscope, Heat Flux, Multi-path HR Optics, UWB

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

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

Microsoft Outook

Music

Google YouTube Music

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

LFLAC, M4A, MP3, OGG, WMA

Via lockscreen

Yes

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)

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

3/4

2/3

2/3

1/1

1/1

2/2

2/2

10/10

7/10

15/20 (3-star) Please visit att.com/ecospace for additional information.