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Phone Samsung SGH-A127 HTC G2 Samsung SGH-X820 Alcatel Idol Nokia N73
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.7" diag.
5 : 3
? 4.7" diag.
16 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (STN)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
220 x 176 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 800 mAh 1,300 mAh 650 mAh 1,800 mAh 1,100 mAh
Processor ? 800 MHz Qualcomm S2 MSM7230 ? 1 GHz MediaTek 6577 ?
RAM ? ? ? 512 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 4 GB ? raw hardware
Main Camera Yes 5 megapixel 2 megapixel 8 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD ? 720p HD CIF (352 x 288)
Front Camera - - - 2 megapixel -
Weight 2.86 oz
(81g)
6.5 oz
(184g)
2.33 oz
(66g)
3.88 oz
(110g)
4.09 oz
(116g)
Dimensions 3.39" x 1.67" x 0.76"
(86 x 42 x 19.3 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
5.24" x 2.66" x 0.31"
(133 x 67 x 7.9 mm)
4.33" x 1.93" x 0.75"
(110 x 49 x 19.1 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android (proprietary) Android S60 (Symbian)
Network Bands

GSM: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSPA 14.4 EDGE HSPA 7.2 EDGE
Features 
Flashlight - - - Yes -
GPS / Location - n/a - n/a n/a
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible - Yes - Yes -
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) Yes - - - -
Alerts
Extra Display Yes - - - -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a - n/a n/a
USB - Yes Yes Yes
Micro-USB
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID - n/a Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing - n/a - n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a Yes n/a n/a
Data & Network
Data Tethering - n/a - n/a n/a
External Antenna Jack - n/a Yes n/a n/a
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes - Yes -
Memory
Memory Card Slot - Yes - Yes Yes
Messaging
Email Client - n/a Yes n/a n/a
EMS / Picture Messaging - n/a Yes n/a n/a
Instant Messaging - n/a - n/a n/a
MMS Yes n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - Yes - Yes -
Music Player - n/a - n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - Yes -
TV Output - - Yes - -
Video Calling - n/a - n/a n/a
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a Yes n/a n/a
Voice Memo Yes n/a Yes n/a n/a
Software
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a Yes n/a n/a
Voice
Push-To-Talk - - - - Yes *
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-A127 HTC G2 Samsung SGH-X820 Alcatel Idol Nokia N73
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-A127 HTC G2 Samsung SGH-X820 Alcatel Idol Nokia N73

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