Apple Watch Ultra 3 49mm vs Sonim XP3plus 5G (No Camera)

64GB

32GB

Up to 1TB

microSD™

4GB

26

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

Based on AOSP 14

Subject to change based on future operating system updates

Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n38, n40, n41, n53, n66, n71

Bands n2, n5, n7, n25, n28, n38, n41, n48, n66, n71, n77, n78

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 38, 41, 48, 66, 71

850, 1700/2100, 1900, 2100MHz

850/900/1700/1900/2100MHz

Required to use smartwatch over cellular; rate plan required

Wi-Fi 4 (802.11n)

Wi-Fi 5 (802.11ac)

v5.3

v5.0 + EDR, A2DP, HS, LE, aptX®

Electronic SIM

Nano

n77 C-Band, n77 3.45GHz

Yes

2.4GHz & 5GHz

Up to 10 devices

Yes

Yes

Dual mic, Goodix VoiceExperience

Yes

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

Siren, Backtrack, Fall Detection, Emergency SOS and Crash Detection.

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

Generates an ECG similar to a single-lead electrocardiogram.

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

Electrical heart sensor

Third-generation optical heart sensor

Blood oxygen sensor

Temperature sensor

Depth gauge

Water temperature sensor

Compass

Always-on altimeter

High-g accelerometer

High dynamic range gyroscope

Ambient light sensor

Accelerometer, Barometer

Yes

Yes

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

Apple Music®

Music Player

AAC, MP3, AMR-NB, AMR-WB, FLAC, ALAC, Vorbis, APE

Via lockscreen, headset

Yes

This device is hearing aid compatible. Conversational gain with hearing aid: 7.83 db Conversational gain without hearing aid: 14.63 db

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

1/3

1/1

2/2

9/10