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Phone Motorola EM330 / EM28 Samsung Wafer R510 Motorola Moto z4 Nokia 3650 HTC Droid Eris
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
1.9" diag.
4 : 3
6.4" diag.
19.5 : 9
? 3.2" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
176 x 208 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 940 mAh 800 mAh 3,600 mAh 850 mAh 1,300 mAh
Processor ? ? 2 GHz Qualcomm Snapdragon 675 ? 528 MHz MSM7600
RAM ? ? 4 GB ? ?
Storage ? raw hardware ? raw hardware 128 GB ? raw hardware ? raw hardware
Main Camera 1 megapixel 1 megapixel 48 megapixel Yes 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? 4K UHD ? CIF (352 x 288)
Front Camera - - 25 megapixel - -
Weight 3.17 oz
(90g)
2.47 oz
(70g)
6 oz
(170g)
4.59 oz
(130g)
4.43 oz
(126g)
Dimensions 3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
5.1" x 2.24" x 1"
(130 x 57 x 25.4 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android S60 (Symbian) Android
Network Bands

GSM: 850, 1800, 1900

*

CDMA: 850, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

CDMA: 850, 1900

Data Technology EDGE EVDO r0 LTE (Cat 12) GPRS EVDO rA
Features 
Fingerprint Reader - - Yes - -
Flashlight - - Yes - -
GPS / Location - Yes n/a n/a n/a
Water-Resistant - - Yes - -
Accessibility
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes -
NFC - - Yes - -
USB Yes
Mini-USB
- Yes
USB Type C
- Yes
Mini-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
- Yes
802.11 b,g
Contacts
Picture ID - Yes n/a n/a n/a
Ringer ID - - n/a n/a n/a
Voice Dialing - Yes n/a n/a n/a
Customization
Changeable Body Plates - - - Yes -
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes 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 Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot Yes 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 Yes n/a n/a n/a
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 Yes n/a n/a n/a
Stereo Speakers - Yes - - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List - - n/a n/a n/a
Voice Memo - Yes n/a n/a n/a
Software
BREW - Yes n/a n/a n/a
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes - n/a n/a n/a
Voice
HD Voice - - Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  Motorola EM330 / EM28 Samsung Wafer R510 Motorola Moto z4 Nokia 3650 HTC Droid Eris
  X > < X > < X > < X > < X

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

 
Phone Motorola EM330 / EM28 Samsung Wafer R510 Motorola Moto z4 Nokia 3650 HTC Droid Eris

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