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Phone Motorola EM330 / EM28 AT&T Vista Samsung SPH-I300 BlackBerry Q10 (GSM) Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
5.5" diag.
18 : 9
? 3.1" diag.
1 : 1
1.9" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
160 x 240 pixels
LCD (Color)
720 x 720 pixels
(~328 ppi)
AMOLED
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery 940 mAh 2,450 mAh ? 2,100 mAh 800 mAh
Processor ? 2 GHz MediaTek Helio A22 (MT6761V) ? 1.5 GHz Qualcomm Snapdragon S4 ?
RAM ? 3 GB ? 2 GB ?
Storage ? raw hardware 32 GB ? raw hardware 16 GB ? raw hardware
Main Camera 1 megapixel 8 megapixel - 8 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 1080p HD - 1080p HD ?
Front Camera - 5 megapixel - 2 megapixel -
Weight 3.17 oz
(90g)
5.51 oz
(156g)
6 oz
(170g)
4.9 oz
(139g)
2.47 oz
(70g)
Dimensions 3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
4.9" x 2.28" x 0.82"
(124 x 58 x 20.8 mm)
4.71" x 2.63" x 0.41"
(120 x 67 x 10.3 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android Palm OS BlackBerry 10 (proprietary)
Network Bands

GSM: 850, 1800, 1900

*

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

CDMA: 1900

AMPS: 850

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology EDGE LTE (Cat 4) - LTE (Cat 3) EVDO r0
Features 
Flashlight - Yes - - -
GPS / Location - n/a n/a n/a Yes
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display Yes - Yes - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes - -
Mobile Hotspot - n/a n/a n/a -
NFC - - - Yes -
USB Yes
Mini-USB
Yes
USB Type C
- Yes
Micro-USB
-
Wi-Fi - Yes - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID - n/a n/a n/a Yes
Ringer ID - n/a n/a n/a -
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a -
Data & Network
Data Tethering - n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
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 - n/a n/a n/a -
EMS / Picture Messaging Yes n/a n/a n/a -
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a -
Music
FM Radio Yes - - Yes -
Headphone Jack (3.5mm) Yes Yes - Yes -
Music Player Yes n/a n/a n/a Yes
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - Yes -
TV Output - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List - n/a n/a n/a -
Voice Memo - n/a n/a n/a Yes
Software
BREW - n/a n/a n/a Yes
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a -
Voice
HD Voice - Yes - - -
Headset Jack (2.5 mm) - n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Motorola EM330 / EM28 AT&T Vista Samsung SPH-I300 BlackBerry Q10 (GSM) Samsung Wafer R510
  X > < X > < X > < X > < X

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

 
Phone Motorola EM330 / EM28 AT&T Vista Samsung SPH-I300 BlackBerry Q10 (GSM) Samsung Wafer R510

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