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Phone LG K4 / Optimus Zone 3 / Rebel Apple iPhone 12 Pro Apple iPhone 6 Nokia Lumia 521 / 520 Alcatel PulseMix / A50 / A5
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.5" diag.
16 : 9
6.1" diag.
19.5 : 9
4.7" diag.
16 : 9
4" diag.
5 : 3
5.2" diag.
16 : 9
Display Resolution & Type 480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
1170 x 2532 pixels
(~457 ppi)
AMOLED
750 x 1334 pixels
(~326 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~282 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz 60 Hz ? 60 Hz
Battery 1,940 mAh 2,815 mAh 1,810 mAh 1,430 mAh 2,800 mAh
Processor 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) Apple A14 Bionic Apple A8 1 GHz Qualcomm Snapdragon S4 MSM8270 1.5 GHz MT6738
RAM 1.5 GB 6 GB 1 GB 512 MB 2 GB
Storage 16 GB * 128 GB * 16 GB * 8 GB 16 GB
Main Camera 5 megapixel 12 megapixel 8 megapixel 5 megapixel 8 megapixel
Wide Camera - 12 megapixel - - -
Tele Camera - 12 megapixel - - -
Video Capture 720p HD 4K UHD 1080p HD 720p HD 1080p HD
Front Camera 2 megapixel 12 megapixel 1 megapixel - 2 megapixel
Weight 3.99 oz
(113g)
6.66 oz
(189g)
4.55 oz
(129g)
4.39 oz
(124g)
5.14 oz
(146g)
Dimensions 5.19" x 2.62" x 0.35"
(132 x 67 x 8.9 mm)
5.78" x 2.82" x 0.29"
(147 x 72 x 7.4 mm)
5.44" x 2.64" x 0.27"
(138 x 67 x 6.9 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
5.75" x 2.84" x 0.31"
(146 x 72 x 7.9 mm)
Platform / OS Android iOS iOS Windows Android
Network Bands

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 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

4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1700, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 3) NR (5G) LTE (Cat 4) HSPA+ 21 LTE (Cat 4)
Features 
Barometer - Yes - - -
Fingerprint Reader - - Yes - -
Flashlight Yes Yes - - Yes
Water-Resistant - Yes
IPX8 (SCUBA)
- - -
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Yes
Classic Audio
NFC - Yes Yes - -
USB Yes
Micro-USB
Yes Yes Yes Yes
USB Type C
UWB - Yes - - -
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes Yes
4 (802.11 a,b,g,n)
Data & Network
Dual-SIM - Yes - - -
Input
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes Yes Yes Yes
Memory
Memory Card Slot Yes - - Yes Yes
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes - Yes Yes Yes
Stereo Speakers - Yes - - -
Photo & Video
Miracast Yes - - - -
TV Output - Yes Yes - -
Power
Fast Charging - Yes - - -
Wireless Charging - Yes - - -
Voice
HD Voice Yes * Yes Yes - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG K4 / Optimus Zone 3 / Rebel Apple iPhone 12 Pro Apple iPhone 6 Nokia Lumia 521 / 520 Alcatel PulseMix / A50 / A5
  X > < X > < X > < X > < X

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

 
Phone LG K4 / Optimus Zone 3 / Rebel Apple iPhone 12 Pro Apple iPhone 6 Nokia Lumia 521 / 520 Alcatel PulseMix / A50 / A5

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