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Phone Samsung Rugby A837 Samsung SGH-T239 ZTE Speed BLU S1 TCL 30 5G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Not yet released
Specifications 
Display Size 2" diag.
4 : 3
? 4.5" diag.
16 : 9
5.2" diag.
16 : 9
6.7" diag.
20 : 9
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~282 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~393 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery 1,000 mAh ? 2,000 mAh 2,800 mAh 5,010 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 410 MSM8916 1.5 GHz MediaTek 6750 2.2 GHz MediaTek Dimensity 700 (MT6833)
RAM ? ? 1 GB 2 GB 4 GB
Storage ? raw hardware ? raw hardware 8 GB 16 GB 128 GB
Main Camera 1 megapixel Yes 5 megapixel 13 megapixel 50 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - 720p HD 1080p HD 1080p HD
Front Camera - - 2 megapixel 5 megapixel 13 megapixel
Weight 4.66 oz
(132g)
3.34 oz
(95g)
4.8 oz
(136g)
4.83 oz
(137g)
6.49 oz
(184g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
3.78" x 1.87" x 0.68"
(96 x 47 x 17.3 mm)
5.3" x 2.6" x 0.4"
(135 x 66 x 10.2 mm)
5.8" x 2.87" x 0.33"
(147 x 73 x 8.4 mm)
6.48" x 2.96" x 0.3"
(165 x 75 x 7.6 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 17, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

5G: 2, 5, 7, 25, 28, 38, 41, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 38, 40, 41, 42, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 GPRS LTE (Cat 3) LTE (Cat 6) NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - Yes
stand-alone
Yes
stand-alone
Flashlight - - - Yes Yes
GPS / Location Yes - n/a n/a n/a
Ruggedized Yes - - - -
Accessibility
Adjustable Text Size - - n/a n/a n/a
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - n/a n/a n/a
NFC - - - - Yes
USB Yes - Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes 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 Yes Yes n/a n/a n/a
Data & Network
Data Tethering Yes - n/a n/a n/a
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 Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client Yes - n/a n/a n/a
EMS / Picture Messaging - Yes n/a n/a n/a
Instant Messaging Yes Yes n/a n/a n/a
MMS Yes 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 Yes
Music Player Yes - n/a n/a n/a
Power
Fast 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 n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes Yes n/a n/a n/a
Voice
HD Voice - - Yes Yes Yes
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Rugby A837 Samsung SGH-T239 ZTE Speed BLU S1 TCL 30 5G
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Phone Samsung Rugby A837 Samsung SGH-T239 ZTE Speed BLU S1 TCL 30 5G

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