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Phone Samsung SGH-A157 BlackBerry Pearl 3G 9100 / 9105 ZTE Blade Spark Nokia Lumia 900 Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
2.3" diag.
1 : 1
5.5" diag.
16 : 9
4.3" diag.
5 : 3
?
Display Resolution & Type 128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
360 x 400 pixels
(~238 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~267 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 800 mAh 1,150 mAh 3,140 mAh 1,830 mAh 1,000 mAh
Processor ? ? 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) 1.4 GHz Qualcomm S2 APQ8055 ?
RAM ? ? 2 GB 512 MB ?
Storage 256 MB ? raw hardware 16 GB 16 GB ? raw hardware
Main Camera - 3 megapixel 13 megapixel 8 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? 1080p HD 720p HD -
Front Camera - - 5 megapixel 1 megapixel -
Weight 2.99 oz
(85g)
3.3 oz
(94g)
6.12 oz
(173g)
5.6 oz
(159g)
4.66 oz
(132g)
Dimensions 3.83" x 1.84" x 0.65"
(97 x 47 x 16.5 mm)
4.25" x 1.96" x 0.52"
(108 x 50 x 13.2 mm)
6.14" x 3.06" x 0.38"
(156 x 78 x 9.7 mm)
5.03" x 2.7" x 0.45"
(128 x 69 x 11.4 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) BlackBerry OS Android Windows (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 4, 5, 12, 29, 30

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

Data Technology ? HSDPA 3.6 LTE (Cat 4) LTE (Cat 3) -
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - -
GPS / Location Yes n/a n/a n/a Yes
Accessibility
Adjustable Text Size Yes 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
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth - Yes Yes Yes -
Mobile Hotspot - n/a n/a n/a -
USB Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
-
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes -
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a -
Custom Ringtones Yes n/a n/a n/a -
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 -
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys - Yes Yes Yes -
Text Keyboard, Hardware - Yes * - - -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - n/a n/a n/a -
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a -
Text Messaging Templates Yes n/a n/a n/a -
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a -
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 Yes n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games - n/a n/a n/a -
Java (J2ME) - n/a n/a n/a -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - n/a n/a n/a Yes
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  Samsung SGH-A157 BlackBerry Pearl 3G 9100 / 9105 ZTE Blade Spark Nokia Lumia 900 Samsung SPH-N270 (Matrix Phone)
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-A157 BlackBerry Pearl 3G 9100 / 9105 ZTE Blade Spark Nokia Lumia 900 Samsung SPH-N270 (Matrix Phone)

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