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Phone Apple iPhone 13 Pro Max Ericsson T28 World Essential Phone Palm Treo 650 (GSM)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.7" diag.
19.5 : 9
? 5.7" diag.
17.5 : 9
?
Display Resolution & Type 1284 x 2778 pixels
(~457 ppi)
AMOLED
? 1312 x 2560 pixels
(~504 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh 120 Hz ? 60 Hz ?
Battery 4,352 mAh 500 mAh 3,040 mAh ?
Processor Apple A15 Bionic ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 312 MHz Intel XScale PXA270
RAM 6 GB ? 4 GB ?
Storage 128 GB * ? raw hardware 128 GB ? raw hardware
Main Camera 12 megapixel - 13 megapixel Yes
Wide Camera 12 megapixel - - -
Tele Camera 12 megapixel - - -
Video Capture 4K UHD - 4K UHD CIF (352 x 288)
Front Camera 12 megapixel - 8 megapixel -
Weight 8.46 oz
(240g)
3.14 oz
(89g)
6.53 oz
(185g)
6.3 oz
(179g)
Dimensions 6.33" x 3.07" x 0.3"
(161 x 78 x 7.6 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
5.57" x 2.8" x 0.31"
(141 x 71 x 7.8 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
Form Factor Slab Flip Slab Slab
Platform / OS iOS (proprietary) Android Palm OS
Network Bands

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 29, 30, 38, 40, 41, 48, 66, 71, 77-C, 78, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology NR (5G) - LTE (Cat 12) EDGE
Features 
Barometer Yes - Yes -
Fingerprint Reader - - Yes
stand-alone
-
Flashlight Yes - Yes -
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Hearing Aid Compatible Yes - Yes -
Multiple Languages n/a - n/a n/a
TTY/TDD (Digital) Yes - Yes -
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes
NFC Yes - Yes -
USB - - Yes
USB Type C
Yes
UWB Yes - - -
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a - n/a n/a
Ringer ID n/a - n/a n/a
Voice Dialing n/a Yes n/a n/a
Customization
Custom Graphics n/a - n/a n/a
Custom Ringtones n/a Yes n/a n/a
Data & Network
Data Tethering n/a Yes n/a n/a
Dual-SIM Yes - - -
WAP / Web Browser n/a - n/a n/a
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Touch Screen Yes - Yes Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client n/a - n/a n/a
MMS n/a - n/a n/a
Music
Music Player n/a - n/a n/a
Stereo Speakers Yes - - -
Power
Fast Charging Yes - Yes -
Wireless Charging Yes - - -
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a - n/a n/a
To-Do List n/a - n/a n/a
Software
Games n/a Yes n/a n/a
Voice
HD Voice Yes - - -
Headset Jack (2.5 mm) n/a - n/a n/a
Speaker Phone Yes - Yes Yes
  * Some versions only
  Apple iPhone 13 Pro Max Ericsson T28 World Essential Phone Palm Treo 650 (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Apple iPhone 13 Pro Max Ericsson T28 World Essential Phone Palm Treo 650 (GSM)

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