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Phone Samsung Trance SCH-U490 Samsung Nexus S 4G LG Tritan AX-840 / UX-840 HTC Touch (CDMA) / XV6900 Pantech Jest
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" diag.
5 : 3
2.8" diag.
4 : 3
2.6" diag.
1 : 1
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
AMOLED
240 x 400 pixels
(~155 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
320 x 320 pixels
(~174 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery ? 1,500 mAh 950 mAh 1,100 mAh 920 mAh
Processor ? 1 GHz Samsung Hummingbird Cortex A8 ? 400 MHz Qualcomm MSM7500 ?
RAM ? ? ? ? ?
Storage ? raw hardware 16 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 5 megapixel 3 megapixel 2 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - WVGA / 480p QVGA (320 x 240) ? QCIF (176 x 144)
Front Camera - Yes - - -
Weight 3.53 oz
(100g)
4.62 oz
(131g)
5.03 oz
(143g)
3.99 oz
(113g)
4.1 oz
(116g)
Dimensions 4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
4.88" x 2.48" x 0.44"
(124 x 63 x 11.2 mm)
4.45" x 2.24" x 0.65"
(113 x 57 x 16.5 mm)
3.97" x 2.34" x 0.55"
(101 x 59 x 14 mm)
3.7" x 2.5" x 0.6"
(94 x 64 x 15.2 mm)
Form Factor Slide Slab Slide Slab Slide
Platform / OS (proprietary) Android (proprietary) Windows Mobile Professional (proprietary)
Network Bands

CDMA: 850, 1900

4G WiMAX: 41

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology 1xRTT WiMAX EVDO r0 EVDO rA 1xRTT
Features 
GPS / Location Yes n/a Yes n/a Yes
Accessibility
Adjustable Text Size Yes n/a Yes n/a Yes
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a - n/a -
NFC - Yes - - -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
- - -
Contacts
Picture ID Yes n/a Yes n/a Yes
Ringer ID Yes n/a Yes n/a Yes
Voice Dialing Yes n/a Yes n/a Yes
Customization
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers Yes n/a Yes n/a Yes
Data & Network
Data Tethering Yes n/a - n/a Yes
External Antenna Jack - n/a - n/a -
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a - n/a -
Side Keys Yes Yes Yes Yes Yes
Stylus - - - Yes -
Text Keyboard, Hardware - - Yes - Yes
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - n/a Yes n/a Yes
Instant Messaging - n/a Yes n/a Yes
MMS Yes n/a Yes n/a Yes
Text Messaging Templates Yes n/a Yes n/a Yes
Music
Headphone Jack (3.5mm) Yes Yes Yes - -
Music Player Yes n/a Yes n/a Yes
Stereo Speakers - - - - Yes
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
To-Do List - n/a - n/a -
Voice Memo Yes n/a Yes n/a Yes
Software
BREW Yes n/a Yes n/a Yes
Games Yes n/a Yes n/a Yes
Java (J2ME) - n/a - n/a -
Voice
Headset Jack (2.5 mm) - n/a - n/a Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Trance SCH-U490 Samsung Nexus S 4G LG Tritan AX-840 / UX-840 HTC Touch (CDMA) / XV6900 Pantech Jest
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Trance SCH-U490 Samsung Nexus S 4G LG Tritan AX-840 / UX-840 HTC Touch (CDMA) / XV6900 Pantech Jest

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