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Phone Apple iPhone 4 (CDMA) ZTE Z221 Sanyo MM-5600 Kyocera DuraForce Ultra 5G Asus Smartphone for Snapdragon Insiders
Current U.S. Carriers (none) (none) (none) Verizon (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size 3.5" diag.
5 : 3
2" diag.
4 : 3
? 5.5" diag.
18 : 9
6.8" diag.
20.5 : 9
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~443 ppi)
LCD (TFT/TFD)
1080 x 2448 pixels
(~395 ppi)
AMOLED
Display Refresh 60 Hz ? ? 60 Hz 144 Hz
Battery ? 900 mAh 1,000 mAh 4,500 mAh 4,000 mAh
Processor ? ? ? 2.4 GHz Qualcomm Snapdragon 765G 2.8 GHz Qualcomm Snapdragon 888
RAM ? ? ? 6 GB 16 GB
Storage 8 GB * 142 MB ? raw hardware 128 GB 512 GB
Main Camera 5 megapixel Yes 1 megapixel 23 megapixel 64 megapixel
Wide Camera - - - 16 megapixel 12 megapixel
Tele Camera - - - - 8 megapixel
Video Capture 720p HD QCIF (176 x 144) ? 4K UHD 8K
Front Camera Yes - - 8 megapixel 24 megapixel
Weight 4.8 oz
(136g)
3.24 oz
(92g)
4.52 oz
(128g)
9.81 oz
(278g)
7.41 oz
(210g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
3.66" x 1.91" x 1.04"
(93 x 49 x 26.4 mm)
6.5" x 2.95" x 0.63"
(165 x 75 x 16 mm)
6.82" x 3.04" x 0.38"
(173 x 77 x 9.6 mm)
Form Factor Slab Clamshell Clamshell Slab Slab
Platform / OS iOS (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

5G: 2, 5, 66, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 48, 66

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 13, 14, 18, 20, 25, 26, 28, 30, 38, 40, 41, 46, 48, 66, 71, 77-C, 78, 257, 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, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA HSDPA 3.6 1xRTT NR (5G) NR (5G)
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
Yes
stand-alone
Flashlight - - Yes Yes Yes
GPS / Location n/a Yes Yes n/a n/a
Ruggedized - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size n/a - - n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages n/a Yes Yes n/a n/a
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes Yes - Yes Yes
Mobile Hotspot n/a - - n/a n/a
NFC - - - Yes Yes
USB Yes Yes Yes Yes
USB Type C
Yes
USB Type C
UWB - - - Yes -
Wi-Fi Yes
4 (802.11 b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Yes
6E (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID n/a - Yes n/a n/a
Ringer ID n/a - Yes n/a n/a
Voice Dialing n/a - Yes n/a n/a
Customization
Custom Graphics n/a Yes Yes n/a n/a
Custom Ringtones n/a Yes Yes n/a n/a
Real-Music Ringers n/a Yes Yes n/a n/a
Data & Network
Dual-SIM - - - - Yes
WAP / Web Browser n/a Yes Yes n/a n/a
Input
Predictive Text Entry n/a Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client n/a Yes - n/a n/a
Instant Messaging n/a Yes - n/a n/a
MMS n/a Yes - n/a n/a
Text Messaging Templates n/a Yes - n/a n/a
Music
Headphone Jack (3.5mm) Yes - - Yes -
Music Player n/a - Yes n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
TV Output Yes - - - -
Video Calling n/a - - n/a n/a
Power
Fast Charging - - - Yes Yes
Wireless Charging - - - Yes -
Productivity
Alarm n/a Yes Yes n/a n/a
Calculator n/a Yes Yes n/a n/a
Calendar n/a Yes Yes n/a n/a
To-Do List n/a - Yes n/a n/a
Voice Memo n/a Yes Yes n/a n/a
Software
Games n/a Yes Yes n/a n/a
Java (J2ME) n/a Yes Yes n/a n/a
Voice
Call Screening - - Yes - -
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) n/a - Yes n/a n/a
Push-To-Talk - - Yes Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Apple iPhone 4 (CDMA) ZTE Z221 Sanyo MM-5600 Kyocera DuraForce Ultra 5G Asus Smartphone for Snapdragon Insiders
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Phone Apple iPhone 4 (CDMA) ZTE Z221 Sanyo MM-5600 Kyocera DuraForce Ultra 5G Asus Smartphone for Snapdragon Insiders

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