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Phone Motorola A840 ZTE Z432 / Altair 2 Alcatel 665 TCL 40 XL / Jitterbug Smart 4 Sony Ericsson K850
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
1.8" diag.
4 : 3
6.8" diag.
20 : 9
2.2" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~260 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 90 Hz ?
Battery ? 900 mAh 650 mAh 5,000 mAh ?
Processor ? Qualcomm QSC6270 ? 2.3 GHz MediaTek Helio G37 ?
RAM ? 128 MB 16 MB 4 GB ?
Storage ? raw hardware 256 MB 32 MB 128 GB ? raw hardware
Main Camera 1 megapixel 2 megapixel 2 megapixel 50 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) QCIF (176 x 144) 1080p HD ?
Front Camera - - - 8 megapixel -
Weight 4.06 oz
(115g)
3.24 oz
(92g)
2.72 oz
(77g)
6.88 oz
(195g)
4.2 oz
(119g)
Dimensions 3.7" x 1.93" x 0.92"
(94 x 49 x 23.4 mm)
4.48" x 2.38" x 0.44"
(114 x 60 x 11.2 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
6.61" x 3.01" x 0.35"
(168 x 76 x 8.8 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
Form Factor Clamshell Slab Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800

WCDMA: 2, 5

GSM: 850, 1900

GSM: 850, 1900

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT HSDPA 3.6 - LTE (Cat 6) HSDPA 3.6
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes -
Flashlight - - - Yes -
GPS / Location Yes Yes - n/a -
Accessibility
Adjustable Text Size - Yes - n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display Yes - Yes - -
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes Yes Yes n/a Yes
Ringer ID Yes Yes Yes n/a Yes
Voice Dialing Yes - - n/a Yes
Customization
Custom Graphics Yes Yes Yes n/a Yes
Custom Ringtones Yes - Yes n/a Yes
Real-Music Ringers Yes Yes Yes n/a Yes
Data & Network
Data Tethering Yes - - n/a Yes
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client Yes Yes - n/a Yes
EMS / Picture Messaging Yes - - n/a -
Instant Messaging - - Yes n/a -
MMS Yes Yes Yes n/a Yes
Text Messaging Templates Yes Yes Yes n/a Yes
Music
FM Radio - - Yes - Yes
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes Yes Yes n/a Yes
Stereo Speakers - - - Yes -
Photo & Video
Video Calling - - - n/a Yes *
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
To-Do List - - - n/a Yes
Voice Memo - Yes Yes n/a Yes
Software
BREW Yes - - n/a -
Games Yes - Yes n/a Yes
Java (J2ME) - - Yes n/a Yes
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes - - n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola A840 ZTE Z432 / Altair 2 Alcatel 665 TCL 40 XL / Jitterbug Smart 4 Sony Ericsson K850
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola A840 ZTE Z432 / Altair 2 Alcatel 665 TCL 40 XL / Jitterbug Smart 4 Sony Ericsson K850

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