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Phone ZTE Grand X 3 HTC Amaze 4G LG K40 / Harmony 3 Nokia 3650
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.5" diag.
16 : 9
4.3" diag.
16 : 9
5.7" diag.
18 : 9
?
Display Resolution & Type 720 x 1280 pixels
(~267 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~256 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
176 x 208 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz 60 Hz ?
Battery 3,080 mAh 1,730 mAh 3,000 mAh 850 mAh
Processor 1.3 GHz Qualcomm Snapdragon 210 (MSM8909) 1.5 GHz Qualcomm Snapdragon S3 dual-core 1.8 GHz Qualcomm Snapdragon 450 ?
RAM 2 GB 1 GB 2 GB ?
Storage 16 GB 16 GB 32 GB ? raw hardware
Main Camera 8 megapixel 8 megapixel 13 megapixel Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture 720p HD 1080p HD 1080p HD ?
Front Camera 2 megapixel 2 megapixel 5 megapixel -
Weight 6 oz
(170g)
6.1 oz
(173g)
5.11 oz
(145g)
4.59 oz
(130g)
Dimensions 6.07" x 2.99" x 0.37"
(154 x 76 x 9.4 mm)
5.12" x 2.58" x 0.46"
(130 x 66 x 11.7 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
5.1" x 2.24" x 1"
(130 x 57 x 25.4 mm)
Platform / OS Android Android Android S60 (Symbian)
Network Bands

4G LTE: 2, 4, 5, 12

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology LTE (Cat 4) HSPA+ 42 LTE (Cat 6) GPRS
Features 
Fingerprint Reader - - Yes
stand-alone
-
Flashlight Yes Yes Yes -
Accessibility
Hearing Aid Compatible Yes Yes Yes -
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) - - - Yes
NFC - Yes Yes * -
USB Yes
USB Type C
Yes Yes
Micro-USB
-
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Customization
Changeable Body Plates - - - Yes
Input
Side Keys Yes Yes Yes -
Touch Screen Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes
Music
FM Radio - Yes Yes -
Headphone Jack (3.5mm) Yes Yes Yes -
Photo & Video
DLNA - Yes Yes -
TV Output - Yes - -
Power
Fast Charging Yes - - -
Voice
HD Voice Yes - Yes -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  ZTE Grand X 3 HTC Amaze 4G LG K40 / Harmony 3 Nokia 3650
  X > < X > < X > < X

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

 
Phone ZTE Grand X 3 HTC Amaze 4G LG K40 / Harmony 3 Nokia 3650

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