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Phone Samsung Trance SCH-U490 Samsung Vibrant (Galaxy S) HTC Droid Incredible ZTE Z431 / Altair Motorola RAZR V3m
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
4" diag.
5 : 3
3.7" diag.
5 : 3
2.4" diag.
4 : 3
?
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
AMOLED
480 x 800 pixels
(~252 ppi)
AMOLED
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ? ?
Battery ? 1,500 mAh 1,300 mAh 1,000 mAh 780 mAh
Processor ? 1 GHz Samsung Hummingbird Cortex A8 1 GHz Qualcomm Snapdragon S1 QSD8650 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware 16 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 5 megapixel 8 megapixel 2 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD 720p HD QVGA (320 x 240) ?
Front Camera - - - - -
Weight 3.53 oz
(100g)
4.16 oz
(118g)
4.6 oz
(130g)
3.52 oz
(100g)
3.49 oz
(99g)
Dimensions 4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
4.82" x 2.54" x 0.39"
(122 x 65 x 9.9 mm)
4.6" x 2.3" x 0.47"
(117 x 58 x 11.9 mm)
4.49" x 2.39" x 0.41"
(114 x 61 x 10.4 mm)
3.9" x 2.1" x 0.57"
(99 x 53 x 14.5 mm)
Form Factor Slide Slab Slab Slab Clamshell
Platform / OS (proprietary) Android Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT HSPA 7.2 EVDO rA ? EVDO r0
Features 
GPS / Location Yes n/a n/a Yes Yes
Accessibility
Adjustable Text Size Yes n/a n/a - -
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot - n/a n/a - -
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Yes
Mini-USB
Wi-Fi - Yes Yes
802.11 b,g
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing Yes n/a n/a - Yes
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers Yes n/a n/a Yes Yes
Data & Network
Data Tethering Yes n/a n/a Yes Yes
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - Yes
Capacitive
Yes
Capacitive
- -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging - n/a n/a - Yes
Instant Messaging - n/a n/a - Yes *
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes *
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) Yes Yes Yes Yes -
Music Player Yes n/a n/a Yes Yes
Photo & Video
DLNA - Yes - - -
TV Output - - Yes - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
Voice Memo Yes n/a n/a Yes Yes
Software
BREW Yes n/a n/a Yes Yes
Games Yes n/a n/a Yes Yes
Voice
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Trance SCH-U490 Samsung Vibrant (Galaxy S) HTC Droid Incredible ZTE Z431 / Altair Motorola RAZR V3m
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Trance SCH-U490 Samsung Vibrant (Galaxy S) HTC Droid Incredible ZTE Z431 / Altair Motorola RAZR V3m

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