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Phone Huawei W1 Apple iPhone 4 (CDMA) Samsung SGH-A657 Motorola KRZR K1m LG AX-390 / UX-390
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
3.5" diag.
5 : 3
? ? ?
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
Display Refresh ? 60 Hz ? ? ?
Battery 1,950 mAh ? 1,420 mAh 880 mAh 1,000 mAh
Processor 1.2 GHz Qualcomm Snapdragon 400 MSM8230 ? ? ? ?
RAM 512 MB ? ? ? ?
Storage 4 GB 8 GB * ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel 5 megapixel - 1 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD 720p HD - ? -
Front Camera Yes Yes - - -
Weight 4.41 oz
(125g)
4.8 oz
(136g)
4.34 oz
(123g)
3.63 oz
(103g)
3.74 oz
(106g)
Dimensions 4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
3.82" x 1.98" x 0.94"
(97 x 50 x 23.9 mm)
Form Factor Slab Slab Slab Clamshell Clamshell
Platform / OS Windows iOS (proprietary) (proprietary) (proprietary)
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology HSPA+ 21 EVDO rA HSDPA 3.6 EVDO r0 1xRTT
Features 
Flashlight - - Yes - -
GPS / Location n/a n/a Yes Yes Yes
Ruggedized - - Yes - -
Accessibility
Adjustable Text Size n/a n/a - - -
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages n/a n/a Yes Yes Yes
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - - - Yes Yes
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes -
Mobile Hotspot n/a n/a - - -
USB Yes
Micro-USB
Yes Yes Yes
Mini-USB
-
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
- - -
Contacts
Picture ID n/a n/a Yes Yes Yes
Ringer ID n/a n/a Yes Yes -
Voice Dialing n/a n/a - Yes Yes
Customization
Custom Graphics n/a n/a Yes Yes Yes
Custom Ringtones n/a n/a Yes Yes Yes
Real-Music Ringers n/a n/a Yes - Yes
Data & Network
Data Tethering n/a n/a Yes Yes -
WAP / Web Browser n/a n/a Yes Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes - - -
Memory
Memory Card Slot 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 Yes * -
MMS n/a n/a Yes Yes Yes
Text Messaging Templates n/a n/a Yes Yes -
Music
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a Yes Yes -
Photo & Video
TV Output - Yes - - -
Video Calling n/a n/a - - -
Productivity
Alarm n/a n/a Yes Yes Yes
Calculator n/a n/a Yes Yes Yes
Calendar n/a n/a Yes Yes Yes
To-Do List n/a n/a Yes - -
Voice Memo n/a n/a Yes Yes Yes
Software
BREW n/a n/a - Yes * Yes
Games n/a n/a Yes Yes Yes
Java (J2ME) n/a n/a Yes Yes * -
Voice
Headset Jack (2.5 mm) n/a n/a - - Yes
Push-To-Talk - - Yes - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Huawei W1 Apple iPhone 4 (CDMA) Samsung SGH-A657 Motorola KRZR K1m LG AX-390 / UX-390
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Huawei W1 Apple iPhone 4 (CDMA) Samsung SGH-A657 Motorola KRZR K1m LG AX-390 / UX-390

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