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Phone Samsung MM-A900 / SPH-A900 / Ace Nokia Lumia 920 Motorola Defy (2010) LG Volt 2 TCL 20 Pro 5G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.5" diag.
5 : 3
3.6" diag.
16 : 9
5" diag.
16 : 9
6.7" diag.
20 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
768 x 1280 pixels
(~332 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~272 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~395 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery ? 2,000 mAh 1,540 mAh 2,540 mAh 4,500 mAh
Processor ? 1.5 GHz Qualcomm Snapdragon S4 800 MHz TI OMAP3610 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) 2 GHz Qualcomm Snapdragon 750G
RAM ? 1 GB ? 1 GB 6 GB
Storage ? raw hardware 32 GB ? raw hardware 8 GB 256 GB
Main Camera 1 megapixel 8 megapixel 5 megapixel 8 megapixel 48 megapixel
Wide Camera - - - - 16 megapixel
Tele Camera - - - - -
Video Capture ? 1080p HD ? 1080p HD 4K UHD
Front Camera - 1 megapixel - 5 megapixel 32 megapixel
Weight 3.9 oz
(111g)
6.53 oz
(185g)
4.16 oz
(118g)
4.8 oz
(136g)
6.82 oz
(193g)
Dimensions 3.86" x 2.01" x 0.57"
(98 x 51 x 14.5 mm)
5.12" x 2.79" x 0.42"
(130 x 71 x 10.7 mm)
4.21" x 2.32" x 0.53"
(107 x 59 x 13.4 mm)
5.5" x 2.75" x 0.4"
(140 x 70 x 10.2 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Windows Android Android Android
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 25, 26, 41

CDMA: 800, 850, 1900

5G: 2, 5, 7, 41, 66, 71, 78

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 3) HSPA 7.2 LTE (Cat 4) NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - - Yes
GPS / Location Yes n/a n/a n/a n/a
Ruggedized - - Yes - -
Water-Resistant - - - - Yes
IPX2 (drip)
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a n/a
NFC - Yes - - Yes
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi - Yes
4 (802.11 a,b,g,n)
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 n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing Yes n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes Yes Yes Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS - n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - Yes Yes Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player Yes n/a n/a n/a n/a
Photo & Video
DLNA - - Yes Yes -
Miracast - - - Yes -
TV Output - - - Yes -
Power
Fast Charging - - - - Yes
Wireless Charging - Yes - - Yes
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) Yes n/a n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung MM-A900 / SPH-A900 / Ace Nokia Lumia 920 Motorola Defy (2010) LG Volt 2 TCL 20 Pro 5G
  X > < X > < X > < X > < X

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

 
Phone Samsung MM-A900 / SPH-A900 / Ace Nokia Lumia 920 Motorola Defy (2010) LG Volt 2 TCL 20 Pro 5G

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