Sonim XP5plus 5G (No Knobs) vs Apple Watch SE 3 40mm

Qualcomm SM4450

S10 chip with 64-bit dual core processor

Octa-core, 2 @2.2GHz and 6 @2GHz

S10 chip with 64-bit dual core processor

4-core Neural Engine

64GB

64GB

Up to 512GB

microSD™

4GB

15

Proprietary OS based on AOSP 15, no Android OS update.

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.

n77 C-Band, n77 3.45GHz

Bands n2, n5, n7, n14, n25, n28, n38, n41, n48, n66, n71, n77, n78

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

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 41, 42, 48, 66, 71

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

850/900/1700/1900/2100

850, 1700/2100, 1900, 2100MHz

UMTS/LTE/5G NR roaming bands supported

Yes

Wi-Fi 5 (802.11ac)

Wi-Fi 4 (802.11n)

2.4GHz & 5GHz

v5.0 + EDR, A2DP, HS, LE, aptX®

v5.3

Up to 10 devices

Yes

Yes

Fluence AI solution

Dual SIM with Physical SIM first

Electronic SIM

Yes

Required to use smartwatch over cellular; rate plan required

Accelerometer, Barometer

Second-generation optical heart sensor

Temperature sensor

Compass

Always-on altimeter

High-g accelerometer

High dynamic range gyroscope

Ambient light sensor

Yes

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

Yes

email

Music player

Apple Music®

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

Via lockscreen, headset

Yes

This device is hearing aid compatible.

Conversational gain with hearing aid: 10.00 db

Conversational gain without hearing aid: 18.27 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).

3/4

1/3

1/1

2/2

9/10

16/20 (4-star) Please visit att.com/ecospace for additional information.

Track a casual walk, an intense ride, and everything in between.

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.