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Phone ZTE Z331 Nokia N75 Samsung SCH-A220 Nokia C100 Nokia N900
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.4" diag.
4 : 3
2.4" diag.
4 : 3
? 5.5" diag.
18 : 9
3.5" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~117 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
720 x 1440 pixels
(~295 ppi)
LCD (TFT/TFD)
800 x 480 pixels
(~267 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery 950 mAh 800 mAh ? 3,000 mAh 1,320 mAh
Processor ? ? ? 2 GHz MediaTek Helio A22 600 MHz TI OMAP 3430 (ARM Cortex-A8)
RAM ? ? ? 3 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera 3 megapixel 2 megapixel - 8 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) CIF (352 x 288) - 1080p HD ?
Front Camera - - - 5 megapixel -
Weight 4 oz
(113g)
4.36 oz
(124g)
3.25 oz
(92g)
5.97 oz
(169g)
6.38 oz
(181g)
Dimensions 3.84" x 2.02" x 0.69"
(98 x 51 x 17.5 mm)
3.74" x 2.05" x 0.8"
(95 x 52 x 20.3 mm)
2.87" x 2.09" x 0.94"
(73 x 53 x 23.9 mm)
5.89" x 2.82" x 0.38"
(150 x 72 x 9.7 mm)
4.36" x 2.35" x 0.69"
(111 x 60 x 17.6 mm)
Form Factor Clamshell Clamshell Clamshell Slab Slide
Platform / OS (proprietary) S60 (Symbian) (proprietary) Android (proprietary)
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 13, 41, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 1900

WCDMA: 1, 4, 8

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 WCDMA (UMTS) 1xRTT LTE (Cat 4) HSPA 10.1
Features 
Barometer - - - Yes -
Flashlight - - - Yes -
GPS / Location Yes n/a Yes n/a Yes
Water-Resistant - - - Yes
IPX2 (drip)
-
Accessibility
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) Yes Yes - - -
Alerts
Extra Display Yes Yes - - -
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth Yes Yes - Yes Yes
Infrared (IR) - Yes - - -
USB Yes
Micro-USB
Yes - Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
5 (802.11 ac,b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes n/a - n/a Yes
Ringer ID Yes n/a Yes n/a -
Voice Dialing - n/a Yes n/a -
Customization
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers Yes n/a - n/a Yes
Data & Network
Data Tethering Yes n/a Yes n/a -
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes n/a -
Side Keys Yes Yes Yes Yes Yes
Stylus - - - - Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes Yes
Messaging
Email Client Yes n/a - n/a Yes
Instant Messaging Yes n/a - n/a Yes
MMS Yes n/a - n/a -
Text Messaging Templates Yes n/a Yes n/a -
Music
FM Radio - Yes - - -
FM Transmitter - n/a - n/a Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes n/a - n/a Yes
Stereo Speakers - Yes - - Yes
Photo & Video
DLNA - - - - Yes
TV Output - - - - Yes
Video Calling - n/a - n/a Yes *
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
To-Do List - n/a Yes n/a -
Voice Memo Yes n/a Yes n/a -
Software
Games Yes n/a - n/a Yes
Java (J2ME) Yes n/a - n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a Yes n/a -
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  ZTE Z331 Nokia N75 Samsung SCH-A220 Nokia C100 Nokia N900
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone ZTE Z331 Nokia N75 Samsung SCH-A220 Nokia C100 Nokia N900

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