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Phone Samsung SGH-X640 Ericsson T66 Apple iPhone 11 Pro Alcatel Pop Mega BLU Vivo XL
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5.8" diag.
19.5 : 9
6" diag.
16 : 9
5.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
? 1125 x 2436 pixels
(~463 ppi)
AMOLED
540 x 960 pixels
(~184 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~267 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery 800 mAh ? 3,190 mAh 3,400 mAh 3,150 mAh
Processor ? ? Apple A13 Bionic 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) 1.3 GHz MediaTek 6753
RAM ? ? 4 GB 1 GB 2 GB
Storage ? raw hardware ? raw hardware 64 GB * 4 GB 16 GB
Main Camera Yes - 12 megapixel 8 megapixel 13 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - 12 megapixel - -
Video Capture - - 4K UHD 1080p HD 1080p HD
Front Camera - - 12 megapixel 2 megapixel 5 megapixel
Weight 3 oz
(85g)
2.08 oz
(59g)
6.63 oz
(188g)
6.42 oz
(182g)
5.36 oz
(152g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.67" x 2.81" x 0.32"
(144 x 71 x 8.1 mm)
6.39" x 3.32" x 0.34"
(162 x 84 x 8.6 mm)
6.11" x 3.02" x 0.3"
(155 x 77 x 7.5 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) iOS Android Android
Network Bands

GSM: 900, 1800, 1900

GSM: 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

4G LTE: 4, 17

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 7, 12, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS - LTE (Cat 18) LTE (Cat 4) LTE (Cat 4)
Features 
Barometer - - Yes - -
Flashlight - - Yes Yes Yes
GPS / Location - - n/a n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size - - n/a n/a n/a
Hearing Aid Compatible - - Yes
M3, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - - Yes Yes Yes
Mobile Hotspot - - n/a n/a n/a
NFC - - Yes - -
USB - - Yes Yes
Micro-USB
Yes
USB Type C
UWB - - Yes - -
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes - n/a n/a n/a
Ringer ID Yes - n/a n/a n/a
Voice Dialing - - n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - - n/a n/a n/a
Data & Network
Data Tethering - - n/a n/a n/a
Dual-SIM - - Yes - Yes
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - - n/a n/a n/a
EMS / Picture Messaging Yes Yes n/a n/a n/a
Instant Messaging - - n/a n/a n/a
MMS Yes - n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - - n/a n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
TV Output - - Yes - -
Power
Fast Charging - - Yes - Yes
Wireless Charging - - Yes - -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes Yes n/a n/a n/a
Voice Memo Yes - n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes - n/a n/a n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes - n/a n/a n/a
Speaker Phone Yes - Yes Yes Yes
  Samsung SGH-X640 Ericsson T66 Apple iPhone 11 Pro Alcatel Pop Mega BLU Vivo XL
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Phone Samsung SGH-X640 Ericsson T66 Apple iPhone 11 Pro Alcatel Pop Mega BLU Vivo XL

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