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Phone Ericsson R278d Samsung SGH-P500 Apple iPhone 4 (CDMA) Ericsson T66 Apple iPhone X
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size ? ? 3.5" diag.
5 : 3
? 5.8" diag.
19.5 : 9
Display Resolution & Type 101 x 40 pixels 128 x 160 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
? 1125 x 2436 pixels
(~463 ppi)
AMOLED
Display Refresh ? ? 60 Hz ? 60 Hz
Battery ? 900 mAh ? ? 2,716 mAh
Processor ? ? ? ? Apple A11
RAM ? ? ? ? 3 GB
Storage ? raw hardware ? raw hardware 8 GB * ? raw hardware 64 GB *
Main Camera - Yes 5 megapixel - 12 megapixel
Wide Camera - - - - -
Tele Camera - - - - Yes
Video Capture - ? 720p HD - 4K UHD
Front Camera - - Yes - 7 megapixel
Weight 9.28 oz
(263g)
3.28 oz
(93g)
4.8 oz
(136g)
2.08 oz
(59g)
6.14 oz
(174g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
3.54" x 1.81" x 0.91"
(90 x 46 x 23.1 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.65" x 2.79" x 0.3"
(144 x 71 x 7.6 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) iOS (proprietary) iOS
Network Bands

TDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology - GPRS EVDO rA - LTE (Cat 9)
Features 
Barometer - - - - Yes
Flashlight - - - - Yes
GPS / Location - - n/a - n/a
Water-Resistant - - - - Yes
IPX7 (snorkeling)
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) - - - - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - - Yes -
Connectivity
Bluetooth - - Yes
Classic Audio
- Yes
Classic Audio
Infrared (IR) - Yes - - -
Mobile Hotspot - - n/a - n/a
NFC - - - - Yes
USB - - Yes - Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - - n/a - n/a
Ringer ID - - n/a - n/a
Voice Dialing - - n/a - n/a
Customization
Custom Graphics - 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 Yes - n/a - 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
Messaging
Email Client - - n/a - n/a
EMS / Picture Messaging - Yes n/a Yes n/a
MMS - Yes n/a - n/a
Text Messaging Templates - Yes n/a Yes n/a
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player - - n/a - n/a
Stereo Speakers - - - - Yes
Photo & Video
TV Output - - Yes - Yes
Video Calling - - n/a - n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator - Yes n/a Yes n/a
Calendar - Yes n/a Yes n/a
To-Do List - Yes n/a Yes n/a
Voice Memo - Yes n/a - n/a
Software
Games - Yes n/a Yes n/a
Java (J2ME) - Yes n/a - n/a
Voice
HD Voice - - - - Yes
Speaker Phone - - Yes - Yes
  Ericsson R278d Samsung SGH-P500 Apple iPhone 4 (CDMA) Ericsson T66 Apple iPhone X
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R278d Samsung SGH-P500 Apple iPhone 4 (CDMA) Ericsson T66 Apple iPhone X

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