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Phone Samsung SGH-X640 Nokia N-Gage Samsung Galaxy Note20 Motorola Bravo Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6.7" diag.
20 : 9
3.7" diag.
16 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
176 x 208 pixels
LCD (Color)
1080 x 2400 pixels
(~393 ppi)
AMOLED
480 x 854 pixels
(~265 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 850 mAh 4,300 mAh 1,540 mAh 1,000 mAh
Processor ? ? 3.1 GHz Qualcomm Snapdragon 865+ 800 MHz TI OMAP 3610 ?
RAM ? ? 8 GB ? ?
Storage ? raw hardware ? raw hardware 128 GB ? raw hardware ? raw hardware
Main Camera Yes - 12 megapixel 3 megapixel -
Wide Camera - - 12 megapixel - -
Tele Camera - - 64 megapixel - -
Video Capture - - 8K CIF (352 x 288) -
Front Camera - - 10 megapixel - -
Weight 3 oz
(85g)
4.83 oz
(137g)
6.84 oz
(194g)
4.59 oz
(130g)
4.66 oz
(132g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.26" x 2.74" x 0.8"
(134 x 70 x 20.3 mm)
6.36" x 2.96" x 0.33"
(162 x 75 x 8.3 mm)
4.31" x 2.48" x 0.52"
(109 x 63 x 13.3 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) S60 (Symbian) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

5G: 2, 5, 12, 25, 41, 66, 71, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 46, 48, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology GPRS GPRS NR (5G) HSPA 7.2 -
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
in-display (ultrasonic)
- -
Flashlight - - Yes - -
GPS / Location - n/a n/a n/a Yes
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible - - Yes - -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - - Yes Yes -
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - Yes Yes Yes -
NFC - - Yes - -
USB - Yes Yes
USB Type C
Yes
Micro-USB
-
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a -
Custom Ringtones Yes n/a n/a n/a -
Real-Music Ringers - n/a n/a n/a -
Data & Network
WAP / Web Browser Yes n/a n/a n/a -
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes - Yes Yes -
Stylus - - Yes - -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - Yes - Yes -
Messaging
Email Client - n/a n/a n/a -
EMS / Picture Messaging Yes n/a n/a n/a -
Instant Messaging - 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 - Yes -
Headphone Jack (3.5mm) - - - Yes -
Music Player - n/a n/a n/a -
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - Yes -
TV Output - - Yes - -
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a -
Java (J2ME) Yes n/a n/a n/a -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes n/a n/a n/a Yes
Speaker Phone Yes Yes Yes Yes -
  Samsung SGH-X640 Nokia N-Gage Samsung Galaxy Note20 Motorola Bravo Samsung SPH-N270 (Matrix Phone)
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Nokia N-Gage Samsung Galaxy Note20 Motorola Bravo Samsung SPH-N270 (Matrix Phone)

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