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Phone LG Tritan AX-840 / UX-840 ZTE Blade Vantage 2 Microsoft Lumia 550 Google Pixel 3a XL
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3" diag.
5 : 3
5" diag.
18 : 9
4.7" diag.
16 : 9
6" diag.
18 : 9
Display Resolution & Type 240 x 400 pixels
(~155 ppi)
LCD (TFT/TFD)
480 x 960 pixels
(~215 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
Display Refresh ? 60 Hz ? 60 Hz
Battery 950 mAh 2,050 mAh 2,100 mAh 3,700 mAh
Processor ? 2 GHz MediaTek MT6761 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 2 GHz Qualcomm Snapdragon 670
RAM ? 2 GB 1 GB 4 GB
Storage ? raw hardware 16 GB 8 GB 64 GB
Main Camera 3 megapixel 5 megapixel 5 megapixel 12 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) 720p HD 720p HD 4K UHD
Front Camera - 2 megapixel 2 megapixel 8 megapixel
Weight 5.03 oz
(143g)
5.3 oz
(150g)
5.01 oz
(142g)
5.89 oz
(167g)
Dimensions 4.45" x 2.24" x 0.65"
(113 x 57 x 16.5 mm)
5.4" x 2.7" x 0.41"
(137 x 69 x 10.4 mm)
5.36" x 2.67" x 0.39"
(136 x 68 x 9.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
Form Factor Slide Slab Slab Slab
Platform / OS (proprietary) Android Windows Android
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12, 17

WCDMA: 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

Data Technology EVDO r0 LTE (Cat 4) LTE (Cat 4) LTE (Cat 11)
Features 
Barometer - - - Yes
Fingerprint Reader - - - Yes
stand-alone
Flashlight - Yes Yes Yes
GPS / Location Yes n/a n/a n/a
Accessibility
Adjustable Text Size Yes n/a n/a n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Mobile Hotspot - n/a n/a n/a
NFC - - - Yes
USB Yes
Micro-USB
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
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a n/a n/a
Ringer ID Yes n/a n/a n/a
Voice Dialing Yes n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a
Real-Music Ringers Yes n/a n/a n/a
Data & Network
WAP / Web Browser Yes n/a n/a n/a
Input
Predictive Text Entry - n/a n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen Yes Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot Yes Yes Yes -
Messaging
Email Client Yes n/a n/a n/a
Instant Messaging Yes n/a n/a n/a
MMS Yes n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a
Music
FM Radio - - Yes -
Headphone Jack (3.5mm) Yes Yes Yes Yes
Music Player Yes n/a n/a n/a
Stereo Speakers - - - Yes
Power
Fast Charging - - - Yes
Productivity
Alarm Yes n/a n/a n/a
Calculator Yes n/a n/a n/a
Calendar Yes n/a n/a n/a
To-Do List - n/a n/a n/a
Voice Memo Yes n/a n/a n/a
Software
BREW Yes n/a n/a n/a
Games Yes n/a n/a n/a
Voice
Call Screening - - - Yes
HD Voice - Yes Yes Yes
Speaker Phone Yes Yes Yes Yes
  LG Tritan AX-840 / UX-840 ZTE Blade Vantage 2 Microsoft Lumia 550 Google Pixel 3a XL
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Phone LG Tritan AX-840 / UX-840 ZTE Blade Vantage 2 Microsoft Lumia 550 Google Pixel 3a XL

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