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Phone Coolpad Conjr Nokia N78 LG Wing Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5" diag.
16 : 9
2.4" diag.
4 : 3
6.8" diag.
20.5 : 9
?
Display Resolution & Type 720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
1080 x 2460 pixels
(~395 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ?
Battery 2,500 mAh 1,200 mAh 4,000 mAh 800 mAh
Processor 1 GHz MediaTek MT6735 369 MHz ARM 11 Qualcomm Snapdragon 765G ?
RAM 3 GB ? 8 GB ?
Storage 16 GB ? raw hardware 256 GB ? raw hardware
Main Camera 13 megapixel 3 megapixel 64 megapixel Yes
Wide Camera - - 12 megapixel -
Tele Camera - - - -
Video Capture 1080p HD VGA (640 x 480) 4K UHD -
Front Camera 8 megapixel - 32 megapixel -
Weight 5.14 oz
(146g)
3.59 oz
(102g)
9.17 oz
(260g)
3 oz
(85g)
Dimensions 5.72" x 2.86" x 0.35"
(145 x 73 x 8.8 mm)
4.45" x 1.93" x 0.59"
(113 x 49 x 15.1 mm)
6.67" x 2.93" x 0.43"
(169 x 75 x 10.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS Android S60 (Symbian) Android (proprietary)
Network Bands

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

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 25, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 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, 1800, 1900

Data Technology LTE (Cat 4) HSDPA 3.6 NR (5G) GPRS
Features 
Barometer - - Yes -
Fingerprint Reader Yes
stand-alone
- Yes
in-display (optical)
-
Flashlight Yes - Yes -
GPS / Location n/a n/a n/a -
Water-Resistant - - Yes
IPX4 (splash)
-
Accessibility
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
- Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages n/a n/a n/a Yes
TTY/TDD (Digital) Yes - Yes -
Alerts
Extra Display - - Yes -
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes Yes Yes -
NFC - - Yes -
USB Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a n/a n/a Yes
Ringer ID n/a n/a n/a Yes
Customization
Custom Graphics n/a n/a n/a Yes
Custom Ringtones n/a n/a n/a Yes
Real-Music Ringers n/a n/a n/a -
Data & Network
Data Tethering n/a n/a n/a -
Dual-SIM Yes - - -
WAP / Web Browser n/a n/a n/a Yes
Input
Predictive Text Entry n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes
Capacitive
- Yes
Capacitive
-
Memory
Memory Card Slot Yes Yes Yes -
Messaging
Email Client n/a n/a n/a -
EMS / Picture Messaging n/a n/a n/a Yes
Instant Messaging n/a n/a n/a -
MMS n/a n/a n/a Yes
Text Messaging Templates n/a n/a n/a Yes
Music
FM Radio - Yes Yes -
FM Transmitter n/a n/a n/a -
Headphone Jack (3.5mm) Yes Yes - -
Music Player n/a n/a n/a -
Stereo Speakers - Yes - -
Photo & Video
DLNA - - Yes -
Miracast - - Yes -
TV Output - Yes Yes -
Video Calling n/a n/a n/a -
Power
Fast Charging - - Yes -
Wireless Charging - - Yes -
Productivity
Alarm n/a n/a n/a Yes
Calculator n/a n/a n/a Yes
Calendar n/a n/a n/a Yes
To-Do List n/a n/a n/a Yes
Voice Memo n/a n/a n/a Yes
Software
Games n/a n/a n/a Yes
Java (J2ME) n/a n/a n/a Yes
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) n/a n/a n/a Yes
Push-To-Talk - Yes * - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Coolpad Conjr Nokia N78 LG Wing Samsung SGH-X640
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Phone Coolpad Conjr Nokia N78 LG Wing Samsung SGH-X640

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