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Phone Samsung Galaxy S II Skyrocket Samsung Galaxy Z Fold4 Motorola Q9m / Q9c Samsung Galaxy Note20
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 4.5" diag.
5 : 3
7.6" diag.
4 : 3
2.4" diag.
4 : 3
6.7" diag.
20 : 9
Display Resolution & Type 480 x 800 pixels
(~207 ppi)
AMOLED
1812 x 2176 pixels
(~373 ppi)
AMOLED
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~393 ppi)
AMOLED
Display Refresh 60 Hz 120 Hz ? 60 Hz
Battery 1,850 mAh 4,400 mAh 1,170 mAh 4,300 mAh
Processor 1.5 GHz Qualcomm Snapdragon S3 APQ8060 3.2 GHz Snapdragon 8+ Gen 1 PXA27x (ARM920T) 3.1 GHz Qualcomm Snapdragon 865+
RAM 1 GB 12 GB ? 8 GB
Storage 16 GB 256 GB * ? raw hardware 128 GB
Main Camera 8 megapixel 50 megapixel 1 megapixel 12 megapixel
Wide Camera - 12 megapixel - 12 megapixel
Tele Camera - 10 megapixel - 64 megapixel
Video Capture 1080p HD 4K UHD ? 8K
Front Camera 2 megapixel 10 megapixel - 10 megapixel
Weight 4.71 oz
(133g)
9.28 oz
(263g)
4.76 oz
(135g)
6.84 oz
(194g)
Dimensions 5.12" x 2.72" x 0.35"
(130 x 69 x 9 mm)
6.11" x 2.64" x 0.62"
(155 x 67 x 15.8 mm)
4.61" x 2.56" x 0.47"
(117 x 65 x 11.9 mm)
6.36" x 2.96" x 0.33"
(162 x 75 x 8.3 mm)
Platform / OS Android Android Windows Mobile Standard Android
Network Bands

4G LTE: 4, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

5G: 2, 5, 7, 12, 25, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 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

*

Data Technology LTE (Cat 3) NR (5G) EVDO r0 NR (5G)
Features 
Barometer - Yes - Yes
Fingerprint Reader - Yes
stand-alone
- Yes
in-display (ultrasonic)
Flashlight - Yes - Yes
Water-Resistant - Yes
IPX8 (SCUBA)
- Yes
IPX8 (SCUBA)
Accessibility
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - Yes - -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes
NFC Yes Yes - Yes
USB Yes
Micro-USB
Yes
USB Type C
Yes
Mini-USB
Yes
USB Type C
UWB - Yes - -
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
6E (802.11 a,ac,ax,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
Data & Network
Dual-SIM - Yes - -
Input
Side Keys Yes Yes Yes Yes
Stylus - Yes - Yes
Text Keyboard, Hardware - - Yes -
Touch Screen Yes
Capacitive
Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot Yes - Yes -
Music
Headphone Jack (3.5mm) Yes - - -
Stereo Speakers - - Yes Yes
Photo & Video
DLNA Yes - - -
TV Output Yes Yes - Yes
Power
Fast Charging - Yes - Yes
Wireless Charging - Yes - Yes
Voice
HD Voice - Yes - Yes
Speaker Phone Yes Yes Yes Yes
  Samsung Galaxy S II Skyrocket Samsung Galaxy Z Fold4 Motorola Q9m / Q9c Samsung Galaxy Note20
  X > < X > < X > < X

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

 
Phone Samsung Galaxy S II Skyrocket Samsung Galaxy Z Fold4 Motorola Q9m / Q9c Samsung Galaxy Note20

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