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Phone Samsung SCH-A990 Coolpad Legacy S / Legacy SR Samsung Rant M540 Asus Smartphone for Snapdragon Insiders LG Optimus F7
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? 5.5" diag.
18 : 9
2.1" diag.
4 : 3
6.8" diag.
20.5 : 9
4.7" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
720 x 1440 pixels
(~295 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
1080 x 2448 pixels
(~395 ppi)
AMOLED
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 144 Hz 60 Hz
Battery 1,000 mAh 2,450 mAh ? 4,000 mAh 2,540 mAh
Processor ? 2 GHz MediaTek Helio A22 (MT6761) ? 2.8 GHz Qualcomm Snapdragon 888 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960
RAM ? 2 GB ? 16 GB 1 GB
Storage ? raw hardware 16 GB ? raw hardware 512 GB 8 GB
Main Camera 3 megapixel 8 megapixel 2 megapixel 64 megapixel 8 megapixel
Wide Camera - - - 12 megapixel -
Tele Camera - - - 8 megapixel -
Video Capture ? 1080p HD QCIF (176 x 144) 8K 1080p HD
Front Camera - 5 megapixel - 24 megapixel 1 megapixel
Weight 4.4 oz
(125g)
5.6 oz
(159g)
4.9 oz
(139g)
7.41 oz
(210g)
4.7 oz
(133g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
6" x 2.8" x 0.37"
(152 x 71 x 9.4 mm)
4.44" x 2.05" x 0.71"
(113 x 52 x 18 mm)
6.82" x 3.04" x 0.38"
(173 x 77 x 9.6 mm)
5.16" x 2.71" x 0.38"
(131 x 69 x 9.7 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android (proprietary) Android Android
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 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

4G LTE: 4, 5, 12, 25

CDMA: 850, 1700, 1900

*

Data Technology EVDO r0 LTE (Cat 4) EVDO r0 NR (5G) LTE (Cat 3)
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight Yes Yes - Yes -
GPS / Location Yes n/a Yes n/a n/a
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot - n/a - n/a n/a
NFC - - - Yes Yes
USB Yes Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
6E (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 a,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 Yes n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers Yes n/a Yes n/a n/a
Data & Network
Data Tethering Yes n/a Yes 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
Text Keyboard, Hardware - - Yes - -
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot Yes Yes Yes - Yes
Messaging
Email Client - n/a - n/a n/a
EMS / Picture Messaging 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 n/a Yes n/a n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - - Yes
Music Player Yes n/a Yes n/a n/a
Stereo Speakers Yes - - Yes -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output Yes - - - Yes
Power
Fast 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 - n/a n/a
Voice Memo Yes n/a Yes n/a n/a
Software
BREW Yes n/a - n/a n/a
Games Yes n/a Yes n/a n/a
Java (J2ME) - n/a Yes n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a Yes n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-A990 Coolpad Legacy S / Legacy SR Samsung Rant M540 Asus Smartphone for Snapdragon Insiders LG Optimus F7
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Coolpad Legacy S / Legacy SR Samsung Rant M540 Asus Smartphone for Snapdragon Insiders LG Optimus F7

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