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Phone Samsung Galaxy S21 Sony Xperia Z1 / Z1s BlackBerry Curve 9350 Samsung SGH-i250
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Not yet released
Specifications 
Display Size 6.2" diag.
20 : 9
5" diag.
16 : 9
2.4" diag.
4 : 3
?
Display Resolution & Type 1080 x 2400 pixels
(~424 ppi)
AMOLED
1080 x 1920 pixels
(~441 ppi)
LCD (TFT/TFD)
480 x 360 pixels
(~246 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh 120 Hz 60 Hz ? ?
Battery 4,000 mAh 3,000 mAh 1,040 mAh ?
Processor 2.8 GHz Qualcomm Snapdragon 888 2.2 GHz Qualcomm Snapdragon 800 MSM8974 800 MHz Marvell ?
RAM 8 GB 2 GB ? ?
Storage 128 GB * 32 GB * ? raw hardware ? raw hardware
Main Camera 12 megapixel 20 megapixel 5 megapixel 1 megapixel
Wide Camera 12 megapixel - - -
Tele Camera 64 megapixel - - -
Video Capture 8K 1080p HD VGA (640 x 480) ?
Front Camera 10 megapixel 2 megapixel - -
Weight 6.03 oz
(171g)
5.96 oz
(169g)
3.49 oz
(99g)
4.59 oz
(130g)
Dimensions 5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
5.69" x 2.91" x 0.33"
(144 x 74 x 8.5 mm)
4.29" x 2.36" x 0.43"
(109 x 60 x 10.9 mm)
3.7" x 1.97" x 1.02"
(94 x 50 x 25.9 mm)
Platform / OS Android Android BlackBerry OS Windows Mobile Standard
Network Bands

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 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

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

CDMA: 800, 850, 1900

*

GSM: 900, 1800, 1900

Data Technology NR (5G) HSPA+ 42 EVDO rA GPRS
Features 
Barometer Yes - - -
Fingerprint Reader Yes
in-display (ultrasonic)
- - -
Flashlight Yes - - -
Ruggedized - Yes - -
Water-Resistant Yes
IPX8 (SCUBA)
Yes - -
Accessibility
Hearing Aid Compatible Yes Yes Yes -
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display - - - Yes
Ringer Profiles - - Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
MirrorLink - Yes - -
NFC Yes Yes Yes -
USB Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
-
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
-
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes -
Touch Screen Yes Yes - -
Memory
Memory Card Slot - Yes Yes Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes Yes -
Stereo Speakers Yes - - -
Photo & Video
DLNA - Yes - -
Miracast - Yes - -
TV Output Yes Yes - -
Power
Fast Charging Yes - - -
Wireless Charging Yes - - -
Voice
HD Voice Yes - - -
Speaker Phone Yes Yes Yes -
  Samsung Galaxy S21 Sony Xperia Z1 / Z1s BlackBerry Curve 9350 Samsung SGH-i250
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S21 Sony Xperia Z1 / Z1s BlackBerry Curve 9350 Samsung SGH-i250

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