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Phone Apple iPhone 3G Google Pixel 3a XL Samsung Jack i637 ZTE Blade Vantage
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
6" diag.
18 : 9
2.4" diag.
4 : 3
5" diag.
16 : 9
Display Resolution & Type 320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery ? 3,700 mAh 1,480 mAh 2,500 mAh
Processor ? 2 GHz Qualcomm Snapdragon 670 ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM ? 4 GB ? 2 GB
Storage 16 GB * 64 GB ? raw hardware 16 GB
Main Camera 2 megapixel 12 megapixel 3 megapixel 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 4K UHD ? 720p HD
Front Camera - 8 megapixel - 2 megapixel
Weight 4.7 oz
(133g)
5.89 oz
(167g)
3.6 oz
(102g)
5.29 oz
(150g)
Dimensions 4.52" x 2.44" x 0.49"
(115 x 62 x 12.4 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
4.4" x 2.4" x 0.5"
(112 x 61 x 12.7 mm)
5.73" x 2.85" x 0.36"
(146 x 72 x 9.2 mm)
Platform / OS iOS Android Windows Mobile Standard Android
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 13

Data Technology HSDPA 3.6 LTE (Cat 11) HSDPA 3.6 LTE (Cat 4)
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
stand-alone
- -
Flashlight - Yes - Yes
Accessibility
Hearing Aid Compatible - Yes Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - Yes - -
USB Yes Yes
USB Type C
Yes Yes
Micro-USB
Wi-Fi Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes -
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot - - Yes Yes
Music
Headphone Jack (3.5mm) Yes Yes - Yes
Stereo Speakers - Yes - -
Photo & Video
TV Output Yes - - -
Power
Fast Charging - Yes - -
Voice
Call Screening - Yes - -
HD Voice - Yes - Yes
Speaker Phone Yes Yes Yes Yes
  Apple iPhone 3G Google Pixel 3a XL Samsung Jack i637 ZTE Blade Vantage
  X > < X > < X > < X

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

 
Phone Apple iPhone 3G Google Pixel 3a XL Samsung Jack i637 ZTE Blade Vantage

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