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Phone Apple iPhone 4 (CDMA) Samsung SCH-A990 Coolpad Conjr BlackBerry Bold 9790 Asus ROG Phone II
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Not yet released
Specifications 
Display Size 3.5" diag.
5 : 3
? 5" diag.
16 : 9
2.5" diag.
4 : 3
6.6" diag.
19.5 : 9
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
480 x 360 pixels
(~245 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
Display Refresh 60 Hz ? 60 Hz ? 120 Hz
Battery ? 1,000 mAh 2,500 mAh ? 6,000 mAh
Processor ? ? 1 GHz MediaTek MT6735 1 GHz Marvel Tavor MG1 3 GHz Qualcomm Snapdragon 855 Plus
RAM ? ? 3 GB 768 MB 12 GB
Storage 8 GB * ? raw hardware 16 GB 8 GB 512 GB
Main Camera 5 megapixel 3 megapixel 13 megapixel 5 megapixel 48 megapixel
Wide Camera - - - - 13 megapixel
Tele Camera - - - - -
Video Capture 720p HD ? 1080p HD VGA (640 x 480) 4K UHD
Front Camera Yes - 8 megapixel - 24 megapixel
Weight 4.8 oz
(136g)
4.4 oz
(125g)
5.14 oz
(146g)
3.77 oz
(107g)
8.47 oz
(240g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
5.72" x 2.86" x 0.35"
(145 x 73 x 8.8 mm)
4.33" x 2.36" x 0.45"
(110 x 60 x 11.4 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS iOS (proprietary) Android BlackBerry OS Android
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA EVDO r0 LTE (Cat 4) HSPA 7.2 LTE (Cat 20)
Features 
Fingerprint Reader - - Yes
stand-alone
- Yes
in-display (optical)
Flashlight - Yes Yes - Yes
GPS / Location n/a Yes n/a n/a n/a
Accessibility
Adjustable Text Size n/a - n/a n/a n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M4, T4 (very tele-coil compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes - -
Alerts
Extra Display - Yes - - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot n/a - n/a n/a n/a
NFC - - - Yes Yes
USB Yes Yes Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a Yes n/a n/a n/a
Ringer ID n/a Yes n/a n/a n/a
Voice Dialing n/a Yes n/a n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a n/a
Custom Ringtones n/a Yes n/a n/a n/a
Real-Music Ringers n/a Yes n/a n/a n/a
Data & Network
Data Tethering n/a Yes n/a n/a n/a
Dual-SIM - - Yes - Yes
WAP / Web Browser n/a Yes n/a n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen Yes
Capacitive
- Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client n/a - n/a n/a n/a
EMS / Picture Messaging n/a Yes n/a n/a n/a
Instant Messaging n/a - n/a n/a n/a
MMS n/a Yes n/a n/a n/a
Text Messaging Templates n/a Yes n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes - Yes Yes Yes
Music Player n/a Yes n/a n/a n/a
Stereo Speakers - Yes - - Yes
Photo & Video
TV Output Yes Yes - - Yes
Video Calling n/a - n/a n/a n/a
Power
Fast Charging - - - - Yes
Productivity
Alarm n/a Yes n/a n/a n/a
Calculator n/a Yes n/a n/a n/a
Calendar n/a Yes n/a n/a n/a
To-Do List n/a - n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
BREW n/a Yes n/a n/a n/a
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a - n/a n/a n/a
Voice
Speaker Phone Yes Yes Yes Yes Yes
  Apple iPhone 4 (CDMA) Samsung SCH-A990 Coolpad Conjr BlackBerry Bold 9790 Asus ROG Phone II
  X > < X > < X > < X > < X

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

 
Phone Apple iPhone 4 (CDMA) Samsung SCH-A990 Coolpad Conjr BlackBerry Bold 9790 Asus ROG Phone II

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