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Phone BlackBerry Curve 3G 9330 Samsung Galaxy J2 / J2 Pure / J2 Dash Nokia Lumia 521 / 520 TCL 20 SE
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.5" diag.
4 : 3
5" diag.
16 : 9
4" diag.
5 : 3
6.8" diag.
20.5 : 9
Display Resolution & Type 320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
720 x 1640 pixels
(~263 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz
Battery 1,150 mAh 2,600 mAh 1,430 mAh 5,000 mAh
Processor ? 1.4 GHz Samsung Exynos 7570 1 GHz Qualcomm Snapdragon S4 MSM8270 1.6 GHz Qualcomm Snapdragon 460
RAM ? 2 GB 512 MB 4 GB
Storage ? raw hardware 16 GB 8 GB 128 GB
Main Camera 2 megapixel 8 megapixel 5 megapixel 48 megapixel
Wide Camera - - - 5 megapixel
Tele Camera - - - -
Video Capture ? 1080p HD 720p HD 1080p HD
Front Camera - 5 megapixel - 13 megapixel
Weight 3.7 oz
(105g)
5.43 oz
(154g)
4.39 oz
(124g)
7.31 oz
(207g)
Dimensions 4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
5.65" x 2.84" x 0.35"
(144 x 72 x 8.9 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
6.78" x 3.04" x 0.35"
(172 x 77 x 8.9 mm)
Platform / OS BlackBerry OS Android Windows Android
Network Bands

CDMA: 850, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 14, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 4) HSPA+ 21 LTE (Cat 4)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight - Yes - Yes
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes Yes Yes Yes
USB Yes
Micro-USB
Yes
Micro-USB
Yes Yes
USB Type C
Wi-Fi Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Yes Yes
4 (802.11 b,g,n)
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen - Yes Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Music
FM Radio - - - Yes
Headphone Jack (3.5mm) Yes Yes Yes Yes
Voice
HD Voice - - - Yes
Speaker Phone Yes Yes Yes Yes
  BlackBerry Curve 3G 9330 Samsung Galaxy J2 / J2 Pure / J2 Dash Nokia Lumia 521 / 520 TCL 20 SE
  X > < X > < X > < X

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

 
Phone BlackBerry Curve 3G 9330 Samsung Galaxy J2 / J2 Pure / J2 Dash Nokia Lumia 521 / 520 TCL 20 SE

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