Looking to switch carriers? This page should help you determine which carriers and MVNOs the iPhone Xs Max A1921 is compatible with.

This phone was typically sold (at): AT&T, Sprint, T-Mobile, US Cellular, Unlocked, Verizon.

iPhone Xs Max A1921 LTE Bands

The iPhone Xs Max A1921 Supports LTE Bands:1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 32, 34, 38, 39, 40, 41, 46, 66, 71

2G/3G Bands

This Phone Supports 3G GSM Bands:850, 900, 1700/2100, 1900, 2100
This Phone Supports 2G GSM Bands:850, 900, 1800, 1900
This Phone Supports CDMA Bands:800, 1900

Support For Major Carrier And MVNO LTE Bands

The major wireless carriers and their respective MVNO’s use the LTE bands shown below. You can easily see which providers the iPhone Xs Max A1921 may be compatible with. The more bands that match up, the more compatible the phone will be with that network. Keep in mind, even though your phone may appear to be compatible with Sprint or Verizon it still may not work on either of those networks. Sprint and Verizon must whitelist and approve your device for use on their networks. If the device is not whitelisted, it cannot be used. Sprint and Verizon compatible phones must also support CDMA networks described above, under the 2G/3G Bands header.

AT&T And AT&T MVNO Support

LTE Bands Used By AT&T Supported By iPhone Xs Max A1921
2 Yes
4 Yes
5 Yes
12 Yes
14 Yes
17 Yes
29 Yes
30 Yes
40 Yes
66 Yes

Sprint And Sprint MVNO Support

LTE Bands Used By Sprint Supported By iPhone Xs Max A1921
25 Yes
26 Yes
41 Yes

T-Mobile And T-Mobile MVNO Support

LTE Bands Used By T-Mobile Supported By iPhone Xs Max A1921
2 Yes
4 Yes
5 Yes
12 Yes
66 Yes
71 Yes

Veizon And Verizon MVNO Support

LTE Bands Used By Verizon Supported By iPhone Xs Max A1921
2 Yes
4 Yes
13 Yes

Each carrier uses several different LTE bands to provide service. However, they also have main bands. If your phone does not at least have support for the main LTE band, your chances of succesfully using your phone with that provider are very low. The main LTE band used by each carrier is shown below.

  • AT&T – band 12, band 17 serve as a substitute
  • T-Mobile – band 4
  • Sprint – band 25
  • Verizon – band 13

Other Noteable Phone Specs

Display Size: 6.5" 2688p x 1242p 458 PPI
Display Tech: OLED
Processor: A12
Rear Camera: Dual 12MP f/1.8 wide-angle and f/2.4 telephoto cameras
Front Facing Camera: 7MP f/2.2
Battery: 3174 mAh
Internal Storage: 64, 256, 512 GB
OS At Launch: iOS 12

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