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Phone Samsung Trance SCH-U490 Nokia N-Gage Apple iPhone 12 mini Nokia 6255i / 6256i Samsung SGH-A657
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
? 5.4" diag.
19.5 : 9
? ?
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
176 x 208 pixels
LCD (Color)
1080 x 2340 pixels
(~477 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery ? 850 mAh 2,227 mAh 1,070 mAh 1,420 mAh
Processor ? ? Apple A14 Bionic ? ?
RAM ? ? 4 GB ? ?
Storage ? raw hardware ? raw hardware 64 GB * ? raw hardware ? raw hardware
Main Camera 1 megapixel - 12 megapixel Yes -
Wide Camera - - 12 megapixel - -
Tele Camera - - - - -
Video Capture - - 4K UHD ? -
Front Camera - - 12 megapixel - -
Weight 3.53 oz
(100g)
4.83 oz
(137g)
4.76 oz
(135g)
4.23 oz
(120g)
4.34 oz
(123g)
Dimensions 4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
5.26" x 2.74" x 0.8"
(134 x 70 x 20.3 mm)
5.18" x 2.53" x 0.29"
(132 x 64 x 7.4 mm)
3.36" x 1.87" x 0.97"
(85 x 47 x 24.6 mm)
4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
Form Factor Slide Slab Slab Clamshell Slab
Platform / OS (proprietary) S60 (Symbian) iOS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 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

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT GPRS NR (5G) 1xRTT HSDPA 3.6
Features 
Barometer - - Yes - -
Flashlight - - Yes - Yes
GPS / Location Yes n/a n/a Yes Yes
Ruggedized - - - - Yes
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size Yes n/a n/a - -
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
- Yes
M3, T4 (very tele-coil compatible)
Yes
M4 (very compatible)
-
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) - - - Yes -
NFC - - Yes - -
USB Yes Yes Yes Yes Yes
UWB - - Yes - -
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing Yes n/a n/a Yes -
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers Yes n/a n/a Yes Yes
Data & Network
Data Tethering Yes n/a n/a Yes Yes
Dual-SIM - - Yes - -
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes - Yes Yes Yes
Touch Screen - - Yes
Capacitive
- -
Memory
Memory Card Slot Yes Yes - Yes Yes
Messaging
Email Client - n/a n/a Yes Yes
EMS / Picture Messaging - n/a n/a Yes * -
Instant Messaging - n/a n/a - Yes
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes
Music
FM Radio - Yes - Yes -
Headphone Jack (3.5mm) Yes - - - -
Music Player Yes n/a n/a Yes * Yes
Stereo Speakers - - Yes - -
Photo & Video
TV Output - - Yes - -
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List - n/a n/a Yes Yes
Voice Memo Yes n/a n/a Yes Yes
Software
BREW Yes n/a n/a Yes * -
Games Yes n/a n/a Yes Yes
Java (J2ME) - n/a n/a Yes * Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - n/a n/a Yes -
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Trance SCH-U490 Nokia N-Gage Apple iPhone 12 mini Nokia 6255i / 6256i Samsung SGH-A657
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Phone Samsung Trance SCH-U490 Nokia N-Gage Apple iPhone 12 mini Nokia 6255i / 6256i Samsung SGH-A657

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