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Phone AT&T Calypso Motorola C290 Samsung SPH-Z400 Samsung Instinct S30
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.5" diag.
18 : 9
? 1.9" diag.
4 : 3
3.2" diag.
16 : 9
Display Resolution & Type 480 x 960 pixels
(~195 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
176 x 220 pixels
(~150 ppi)
LCD (TFT/TFD)
240 x 432 pixels
(~154 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? ?
Battery 2,500 mAh 1,020 mAh 1,300 mAh 1,000 mAh
Processor 1.5 GHz MediaTek MT6739 ? ? ?
RAM 1 GB ? ? ?
Storage 16 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel - 1 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture 1080p HD - QCIF (176 x 144) ?
Front Camera 5 megapixel - - -
Weight 6 oz
(170g)
3.53 oz
(100g)
4.06 oz
(115g)
3.88 oz
(110g)
Dimensions 5.91" x 2.87" x 0.39"
(150 x 73 x 9.9 mm)
3.43" x 1.91" x 0.93"
(87 x 49 x 23.6 mm)
3.73" x 1.91" x 1"
(95 x 49 x 25.4 mm)
4.61" x 2.16" x 0.52"
(117 x 55 x 13.2 mm)
Form Factor Slab Clamshell Clamshell Slab
Platform / OS Android (proprietary) (proprietary) (proprietary)
Network Bands

4G LTE: 2, 4, 5, 12, 14, 30

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 4) 1xRTT EVDO rA EVDO r0
Features 
Flashlight Yes - - -
GPS / Location n/a Yes Yes Yes
Ruggedized - - Yes -
Accessibility
Adjustable Text Size n/a - Yes -
Hearing Aid Compatible Yes
M3, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M4 (very compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes Yes -
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - - Yes -
Connectivity
Bluetooth Yes - Yes Yes
USB Yes
USB Type C
Yes
Mini-USB
Yes -
Wi-Fi Yes
4 (802.11 b,g,n)
- - -
Contacts
Picture ID n/a Yes Yes Yes
Ringer ID n/a Yes Yes Yes
Voice Dialing n/a - Yes Yes
Customization
Custom Graphics n/a - Yes Yes
Custom Ringtones n/a - Yes Yes
Real-Music Ringers n/a Yes Yes Yes
Data & Network
Data Tethering n/a - Yes Yes
External Antenna Jack n/a Yes - -
WAP / Web Browser n/a Yes Yes Yes
Input
Predictive Text Entry n/a Yes Yes -
Side Keys Yes Yes Yes Yes
Stylus - - - Yes
Touch Screen Yes
Capacitive
- - Yes
Memory
Memory Card Slot Yes - - Yes
Messaging
Email Client n/a - Yes Yes
Instant Messaging n/a - - Yes
Text Messaging Templates n/a Yes Yes -
Music
Headphone Jack (3.5mm) Yes - - Yes
Music Player n/a - - Yes
Stereo Speakers - - Yes -
Productivity
Alarm n/a Yes Yes Yes
Calculator n/a Yes Yes Yes
Calendar n/a Yes Yes Yes
Voice Memo n/a Yes Yes -
Software
Games n/a Yes Yes Yes
Java (J2ME) n/a Yes Yes Yes
Voice
HD Voice Yes - - -
Headset Jack (2.5 mm) n/a Yes Yes -
Push-To-Talk - - Yes -
Speaker Phone Yes Yes Yes Yes
  AT&T Calypso Motorola C290 Samsung SPH-Z400 Samsung Instinct S30
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone AT&T Calypso Motorola C290 Samsung SPH-Z400 Samsung Instinct S30

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