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Phone Apple iPhone 4 (CDMA) BLU Pure View Sony Xperia Pro ZTE Solar Samsung Galaxy S21
Current U.S. Carriers (none) (none) (none) (none) Verizon
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
5.7" diag.
18 : 9
6.5" diag.
21 : 9
4.5" diag.
16 : 9
6.2" diag.
20 : 9
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
1644 x 3840 pixels
(~643 ppi)
AMOLED
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh 60 Hz 60 Hz 60 Hz 60 Hz 120 Hz
Battery ? 3,000 mAh 4,000 mAh 2,070 mAh 4,000 mAh
Processor ? 1.3 GHz MediaTek 6753 Qualcomm Snapdragon 865 1.2 GHz Qualcomm Snapdragon 200 MSM8625 2.8 GHz Qualcomm Snapdragon 888
RAM ? 3 GB 12 GB 768 MB 8 GB
Storage 8 GB * 32 GB 512 GB 4 GB 128 GB *
Main Camera 5 megapixel 13 megapixel 12 megapixel 5 megapixel 12 megapixel
Wide Camera - - 12 megapixel - 12 megapixel
Tele Camera - - 12 megapixel - 64 megapixel
Video Capture 720p HD 1080p HD 4K UHD WVGA / 480p 8K
Front Camera Yes 8 megapixel 8 megapixel - 10 megapixel
Weight 4.8 oz
(136g)
6.47 oz
(183g)
7.94 oz
(225g)
5.54 oz
(157g)
6.03 oz
(171g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
6" x 2.82" x 0.32"
(152 x 72 x 8.1 mm)
6.7" x 3" x 0.4"
(170 x 76 x 10.2 mm)
5.24" x 2.6" x 0.39"
(133 x 66 x 9.9 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Platform / OS iOS Android Android Android Android
Network Bands

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 7, 12, 17, 28

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

5G: 2, 5, 66, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 48, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 1900

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

Data Technology EVDO rA LTE (Cat 4) NR (5G) HSPA 7.2 NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - Yes
stand-alone
Yes
stand-alone
- Yes
in-display (ultrasonic)
Flashlight - Yes Yes - Yes
Water-Resistant - - Yes
IPX8 (SCUBA)
- Yes
IPX8 (SCUBA)
Accessibility
Hearing Aid Compatible Yes - Yes Yes Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC - - Yes - Yes
USB Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Data & Network
Dual-SIM - Yes Yes - -
Input
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes Yes Yes Yes
Memory
Memory Card Slot - Yes Yes Yes -
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes Yes Yes Yes -
Stereo Speakers - - Yes - Yes
Photo & Video
TV Output Yes - Yes - Yes
Power
Fast Charging - Yes Yes - Yes
Wireless Charging - - - - Yes
Voice
HD Voice - - Yes - Yes
Speaker Phone Yes Yes Yes Yes Yes
  Apple iPhone 4 (CDMA) BLU Pure View Sony Xperia Pro ZTE Solar Samsung Galaxy S21
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Apple iPhone 4 (CDMA) BLU Pure View Sony Xperia Pro ZTE Solar Samsung Galaxy S21

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