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Phone Alcatel Idol 4 Google Pixel 3a Samsung Galaxy S21+ Sharp Z-800 (Audiovox 7900)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.2" diag.
16 : 9
5.6" diag.
18.5 : 9
6.7" diag.
20 : 9
?
Display Resolution & Type 1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
1080 x 2220 pixels
(~441 ppi)
AMOLED
1080 x 2400 pixels
(~393 ppi)
AMOLED
?
LCD (Color)
Display Refresh 60 Hz 60 Hz 120 Hz ?
Battery 2,160 mAh 3,000 mAh 4,800 mAh ?
Processor 1.7 GHz Qualcomm Snapdragon 617 (MSM8952) 2 GHz Qualcomm Snapdragon 670 2.8 GHz Qualcomm Snapdragon 888 ?
RAM 2 GB * 4 GB 8 GB ?
Storage 16 GB 64 GB 128 GB * ? raw hardware
Main Camera 13 megapixel 12 megapixel 12 megapixel -
Wide Camera - - 12 megapixel -
Tele Camera - - 64 megapixel -
Video Capture 1080p HD 4K UHD 8K -
Front Camera 8 megapixel 8 megapixel 10 megapixel -
Weight 4.76 oz
(135g)
5.19 oz
(147g)
7.13 oz
(202g)
4.25 oz
(120g)
Dimensions 5.79" x 2.85" x 0.28"
(147 x 72 x 7.1 mm)
6" x 2.8" x 0.3"
(152 x 71 x 7.6 mm)
6.36" x 2.98" x 0.31"
(161 x 76 x 7.8 mm)
3.6" x 2" x 1.1"
(91 x 51 x 27.9 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS Android Android Android (proprietary)
Network Bands

4G LTE: 1, 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 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

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology LTE (Cat 4) LTE (Cat 11) NR (5G) -
Features 
Barometer - Yes Yes -
Fingerprint Reader - Yes
stand-alone
Yes
in-display (ultrasonic)
-
Flashlight Yes Yes Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible Yes Yes Yes -
Multiple Languages n/a n/a n/a -
TTY/TDD (Digital) Yes Yes Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
NFC Yes Yes Yes -
USB Yes
Micro-USB
Yes
USB Type C
Yes
USB Type C
-
UWB - - Yes -
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID n/a n/a n/a Yes
Ringer ID n/a n/a n/a Yes
Customization
Custom Graphics n/a n/a n/a Yes
Custom Ringtones n/a n/a n/a Yes
Data & Network
Data Tethering n/a n/a n/a Yes
Dual-SIM Yes * - - -
WAP / Web Browser n/a n/a n/a Yes
Input
Predictive Text Entry n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes Yes Yes -
Memory
Memory Card Slot Yes - - -
Messaging
Text Messaging Templates n/a n/a n/a Yes
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) Yes Yes - -
Stereo Speakers Yes Yes Yes -
Photo & Video
Miracast Yes - - -
TV Output - - Yes -
Power
Fast Charging Yes Yes Yes -
Wireless Charging - - Yes -
Productivity
Alarm n/a n/a n/a Yes
Software
BREW n/a n/a n/a Yes
Games n/a n/a n/a Yes
Voice
Call Screening - Yes - -
HD Voice Yes Yes Yes -
Headset Jack (2.5 mm) n/a n/a n/a Yes
Speaker Phone Yes Yes Yes -
  * Some versions only
  Alcatel Idol 4 Google Pixel 3a Samsung Galaxy S21+ Sharp Z-800 (Audiovox 7900)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Alcatel Idol 4 Google Pixel 3a Samsung Galaxy S21+ Sharp Z-800 (Audiovox 7900)

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