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Phone Samsung Wafer R510 Ericsson T66 Samsung Vibrant (Galaxy S) Motorola i670 Google Pixel 3a XL
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
? 4" diag.
5 : 3
? 6" diag.
18 : 9
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
? 480 x 800 pixels
(~233 ppi)
AMOLED
130 x 130 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 800 mAh ? 1,500 mAh ? 3,700 mAh
Processor ? ? 1 GHz Samsung Hummingbird Cortex A8 ? 2 GHz Qualcomm Snapdragon 670
RAM ? ? ? ? 4 GB
Storage ? raw hardware ? raw hardware 16 GB ? raw hardware 64 GB
Main Camera 1 megapixel - 5 megapixel - 12 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - 720p HD - 4K UHD
Front Camera - - - - 8 megapixel
Weight 2.47 oz
(70g)
2.08 oz
(59g)
4.16 oz
(118g)
4.06 oz
(115g)
5.89 oz
(167g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.82" x 2.54" x 0.39"
(122 x 65 x 9.9 mm)
3.46" x 2" x 1.02"
(88 x 51 x 25.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
Form Factor Slab Slab Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

iDEN: 800

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 - HSPA 7.2 WiDEN LTE (Cat 11)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
stand-alone
Flashlight - - - - Yes
GPS / Location Yes - n/a Yes n/a
Accessibility
Adjustable Text Size - - n/a Yes n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes n/a - n/a
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes - Yes - Yes
Mobile Hotspot - - n/a - n/a
NFC - - - - Yes
USB - - Yes
Micro-USB
- Yes
USB Type C
Wi-Fi - - Yes - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes - n/a - n/a
Ringer ID - - n/a Yes n/a
Voice Dialing Yes - n/a Yes n/a
Customization
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers - - n/a - n/a
Data & Network
Data Tethering - - n/a Yes n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot Yes - Yes - -
Messaging
Email Client - - n/a - n/a
EMS / Picture Messaging - Yes n/a - n/a
Instant Messaging - - n/a - n/a
MMS Yes - n/a Yes n/a
Text Messaging Templates - Yes n/a Yes n/a
Music
Headphone Jack (3.5mm) - - Yes - Yes
Music Player Yes - n/a - n/a
Stereo Speakers Yes - - - Yes
Photo & Video
DLNA - - Yes - -
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes Yes n/a - n/a
Calculator Yes Yes n/a - n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - Yes n/a - n/a
Voice Memo Yes - n/a Yes n/a
Software
BREW Yes - n/a - n/a
Games Yes Yes n/a - n/a
Java (J2ME) - - n/a Yes n/a
Voice
Call Screening - - - - Yes
HD Voice - - - - Yes
Headset Jack (2.5 mm) - - n/a Yes n/a
Push-To-Talk - - - Yes -
Speaker Phone Yes - Yes Yes Yes
  Samsung Wafer R510 Ericsson T66 Samsung Vibrant (Galaxy S) Motorola i670 Google Pixel 3a XL
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 Ericsson T66 Samsung Vibrant (Galaxy S) Motorola i670 Google Pixel 3a XL

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