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Phone Samsung SCH-A990 Samsung Impression SGH-A877 Samsung SCH-R211 ZTE Prelude / Avail 2 Alcatel Avalon V
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.2" diag.
5 : 3
1.5" diag.
1 : 1
3.5" diag.
5 : 3
5.3" diag.
18 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~146 ppi)
AMOLED
128 x 128 pixels
(~121 ppi)
LCD (STN)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
480 x 960 pixels
(~201 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,000 mAh 1,000 mAh 800 mAh 1,500 mAh 2,460 mAh
Processor ? ? ? 1 GHz Qualcomm Snapdragon MSM7225A 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) (MSM8917)
RAM ? ? ? 512 MB 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware 4 GB 16 GB
Main Camera 3 megapixel 3 megapixel - 2 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? QVGA (320 x 240) - VGA (640 x 480) 720p HD
Front Camera - - - - 2 megapixel
Weight 4.4 oz
(125g)
5.2 oz
(147g)
2.73 oz
(77g)
4.4 oz
(125g)
5.5 oz
(156g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.48" x 2.28" x 0.64"
(114 x 58 x 16.3 mm)
4.07" x 1.77" x 0.59"
(103 x 45 x 15 mm)
4.6" x 2.44" x 0.45"
(117 x 62 x 11.4 mm)
5.83" x 2.73" x 0.37"
(148 x 69 x 9.4 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

WCDMA: 2, 5

GSM: 850, 1900

4G LTE: 2, 4, 5, 13, 66

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 HSDPA 3.6 1xRTT HSPA 7.2 LTE (Cat 4)
Features 
Flashlight Yes - - - Yes
GPS / Location Yes Yes Yes n/a n/a
Accessibility
Adjustable Text Size - - - n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes Yes - Yes Yes
USB Yes Yes - Yes Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing Yes - - n/a n/a
Customization
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers Yes Yes - n/a n/a
Data & Network
Data Tethering Yes Yes - n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes Yes
Messaging
Email Client - Yes - n/a n/a
EMS / Picture Messaging Yes - - n/a n/a
Instant Messaging - Yes - n/a n/a
MMS Yes Yes - n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes Yes - n/a n/a
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo Yes Yes - n/a n/a
Software
BREW Yes - Yes n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) - Yes - n/a n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) - - Yes n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-A990 Samsung Impression SGH-A877 Samsung SCH-R211 ZTE Prelude / Avail 2 Alcatel Avalon V
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Samsung Impression SGH-A877 Samsung SCH-R211 ZTE Prelude / Avail 2 Alcatel Avalon V

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