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Phone Samsung SCH-A310 Ericsson T66 Samsung Trance SCH-U490 Huawei Ascend Mate2 OnePlus 10 Pro
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.1" diag.
4 : 3
6.1" diag.
16 : 9
6.7" diag.
20 : 9
Display Resolution & Type 128 x 128 pixels
LCD (Grayscale)
? 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~241 ppi)
LCD (TFT/TFD)
1440 x 3216 pixels
(~526 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 120 Hz
Battery ? ? ? 3,900 mAh 5,000 mAh
Processor ? ? ? 1.6 GHz Qualcomm Snapdragon 400 MSM8928 Snapdragon 8 Gen 1
RAM ? ? ? 2 GB 8 GB *
Storage ? raw hardware ? raw hardware ? raw hardware 16 GB 128 GB *
Main Camera - - 1 megapixel 13 megapixel 48 megapixel
Wide Camera - - - - 50 megapixel
Tele Camera - - - - 8 megapixel
Video Capture - - - 1080p HD 8K
Front Camera - - - 5 megapixel 32 megapixel
Weight 3.2 oz
(91g)
2.08 oz
(59g)
3.53 oz
(100g)
7.24 oz
(205g)
7.07 oz
(200g)
Dimensions 3.43" x 1.89" x 0.87"
(87 x 48 x 22.1 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
6.32" x 3.35" x 0.38"
(161 x 85 x 9.6 mm)
6.42" x 2.91" x 0.34"
(163 x 74 x 8.6 mm)
Form Factor Clamshell Slab Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 30, 38, 41, 66, 71, 77-C

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT - 1xRTT LTE (Cat 4) NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - Yes Yes
GPS / Location Yes - Yes n/a n/a
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
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - - Yes Yes Yes
Mobile Hotspot - - - n/a n/a
NFC - - - - Yes
USB Yes - Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID - - Yes n/a n/a
Ringer ID - - Yes n/a n/a
Voice Dialing Yes - Yes n/a n/a
Customization
Changeable Body Plates Yes - - - -
Custom Graphics - Yes Yes n/a n/a
Custom Ringtones - Yes Yes n/a n/a
Real-Music Ringers - - Yes n/a n/a
Data & Network
Data Tethering Yes - Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client - - - n/a n/a
EMS / Picture Messaging - Yes - n/a n/a
Instant Messaging - - - n/a n/a
MMS - - Yes n/a n/a
Text Messaging Templates - Yes Yes n/a n/a
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player - - Yes n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm - Yes Yes n/a n/a
Calculator - Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo Yes - Yes n/a n/a
Software
BREW - - Yes n/a n/a
Games Yes Yes Yes n/a n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes - - n/a n/a
Speaker Phone - - Yes Yes Yes
  Samsung SCH-A310 Ericsson T66 Samsung Trance SCH-U490 Huawei Ascend Mate2 OnePlus 10 Pro
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Phone Samsung SCH-A310 Ericsson T66 Samsung Trance SCH-U490 Huawei Ascend Mate2 OnePlus 10 Pro

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