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Phone Amazon Fire Apple iPhone 4 (CDMA) Samsung SGH-E640 Sony Xperia Z2 Apple iPhone 11 Pro
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size 4.7" diag.
16 : 9
3.5" diag.
5 : 3
? 5.2" diag.
16 : 9
5.8" diag.
19.5 : 9
Display Resolution & Type 720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
1125 x 2436 pixels
(~463 ppi)
AMOLED
Display Refresh ? 60 Hz ? 60 Hz 60 Hz
Battery 2,400 mAh ? 800 mAh 3,200 mAh 3,190 mAh
Processor 2.2 GHz Qualcomm Snapdragon 800 ? ? 2.3 GHz Qualcomm Snapdragon 801 MSM8974AB Apple A13 Bionic
RAM 2 GB ? ? 3 GB 4 GB
Storage 32 GB * 8 GB * ? raw hardware 16 GB 64 GB *
Main Camera 13 megapixel 5 megapixel 1 megapixel 20 megapixel 12 megapixel
Wide Camera - - - - 12 megapixel
Tele Camera - - - - 12 megapixel
Video Capture 1080p HD 720p HD QCIF (176 x 144) 4K UHD 4K UHD
Front Camera 2 megapixel Yes - 2 megapixel 12 megapixel
Weight 5.64 oz
(160g)
4.8 oz
(136g)
3.17 oz
(90g)
5.75 oz
(163g)
6.63 oz
(188g)
Dimensions 5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
5.78" x 2.89" x 0.32"
(147 x 73 x 8.2 mm)
5.67" x 2.81" x 0.32"
(144 x 71 x 8.1 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS (proprietary) iOS (proprietary) Android iOS
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 4) EVDO rA GPRS LTE (Cat 4) LTE (Cat 18)
Features 
Barometer - - - - Yes
Flashlight Yes - - - Yes
GPS / Location Yes n/a - n/a n/a
Ruggedized - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible Yes Yes - - Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot Yes n/a - n/a n/a
NFC Yes - - Yes Yes
USB Yes
Micro-USB
Yes Yes Yes
Micro-USB
Yes
UWB - - - - Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID Yes n/a Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing Yes n/a - n/a n/a
Customization
Custom Graphics - n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a Yes n/a n/a
Data & Network
Data Tethering Yes n/a - n/a n/a
Dual-SIM - - - - Yes
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes - Yes Yes
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client Yes n/a Yes n/a n/a
EMS / Picture Messaging - n/a Yes n/a n/a
Instant Messaging - n/a - n/a n/a
MMS Yes n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) Yes Yes - Yes -
Music Player Yes n/a Yes n/a n/a
Stereo Speakers Yes - - - Yes
Photo & Video
DLNA - - - Yes -
Miracast Yes - - Yes -
TV Output Yes Yes - Yes Yes
Video Calling - n/a - n/a n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List - n/a Yes n/a n/a
Voice Memo Yes n/a Yes n/a n/a
Software
Games Yes n/a Yes n/a n/a
Java (J2ME) - n/a Yes n/a n/a
Voice
HD Voice Yes - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  Amazon Fire Apple iPhone 4 (CDMA) Samsung SGH-E640 Sony Xperia Z2 Apple iPhone 11 Pro
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Amazon Fire Apple iPhone 4 (CDMA) Samsung SGH-E640 Sony Xperia Z2 Apple iPhone 11 Pro

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