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Phone Samsung Trance SCH-U490 Motorola V220 Samsung Galaxy S7 TCL A30 / A3
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
? 5.1" diag.
16 : 9
5.5" diag.
18 : 9
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
1440 x 2560 pixels
(~576 ppi)
AMOLED
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery ? 820 mAh 3,000 mAh 3,000 mAh
Processor ? ? 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) 2 GHz MediaTek Helio P22 (MT6762V)
RAM ? ? 4 GB 3 GB
Storage ? raw hardware ? raw hardware 32 GB 32 GB
Main Camera 1 megapixel Yes 12 megapixel 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 4K UHD 1080p HD
Front Camera - - 5 megapixel 5 megapixel
Weight 3.53 oz
(100g)
3.7 oz
(105g)
5.36 oz
(152g)
6.03 oz
(171g)
Dimensions 4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
3.29" x 1.73" x 0.94"
(84 x 44 x 23.9 mm)
5.61" x 2.74" x 0.31"
(142 x 70 x 7.9 mm)
5.74" x 2.8" x 0.39"
(146 x 71 x 9.9 mm)
Form Factor Slide Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

GSM: 850, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 40, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

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

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT GPRS LTE (Cat 9) LTE (Cat 4)
Features 
Fingerprint Reader - - Yes -
Flashlight - - Yes Yes
GPS / Location Yes - n/a n/a
VR-ready - - Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
Yes
IPX2 (drip)
Accessibility
Adjustable Text Size Yes - n/a n/a
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display - Yes - -
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes - Yes Yes
MirrorLink - - Yes -
NFC - - Yes -
USB Yes Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing Yes Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes Yes n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a
Dual-SIM - - Yes -
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen - - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot Yes - Yes Yes
Messaging
EMS / Picture Messaging - Yes n/a n/a
Instant Messaging - Yes n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) Yes - Yes Yes
Music Player Yes - n/a n/a
Photo & Video
DLNA - - Yes -
Miracast - - Yes -
Power
Fast Charging - - Yes -
Wireless Charging - - Yes -
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
Voice Memo Yes - n/a n/a
Software
BREW Yes - n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) - Yes n/a n/a
Voice
HD Voice - - Yes Yes
Headset Jack (2.5 mm) - Yes n/a n/a
Speaker Phone Yes Yes Yes Yes
  Samsung Trance SCH-U490 Motorola V220 Samsung Galaxy S7 TCL A30 / A3
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Trance SCH-U490 Motorola V220 Samsung Galaxy S7 TCL A30 / A3

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