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Phone Palm Treo 650 (CDMA) Nokia Lumia 635 (CDMA) BlackBerry 7750 Nokia 3650 Coolpad Defiant
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.5" diag.
16 : 9
? 2.1" diag.
1 : 1
5" diag.
16 : 9
Display Resolution & Type 320 x 320 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
176 x 208 pixels
(~130 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery ? 1,830 mAh ? 850 mAh 2,450 mAh
Processor 312 MHz Intel XScale PXA270 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) ? ? 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? 512 MB ? ? 1 GB
Storage ? raw hardware 8 GB ? raw hardware ? raw hardware 8 GB
Main Camera Yes 5 megapixel - Yes 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) 720p HD - ? 720p HD
Front Camera - - - - 2 megapixel
Weight 6.3 oz
(179g)
4.73 oz
(134g)
5.01 oz
(142g)
4.59 oz
(130g)
6.5 oz
(184g)
Dimensions 4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
5.1" x 2.24" x 1"
(130 x 57 x 25.4 mm)
5.69" x 2.81" x 0.4"
(145 x 71 x 10.2 mm)
Platform / OS Palm OS Windows BlackBerry OS S60 (Symbian) Android
Network Bands

CDMA: 850, 1900

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT LTE (Cat 3) 1xRTT GPRS LTE (Cat 4)
Features 
Flashlight - - - - Yes
Accessibility
Hearing Aid Compatible - Yes - - Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles - - Yes Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) Yes - - Yes -
USB - Yes
Micro-USB
Yes - Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
- - Yes
4 (802.11 b,g,n)
Customization
Changeable Body Plates - - - Yes -
Input
Side Keys Yes Yes Yes - Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen Yes Yes - - Yes
Memory
Memory Card Slot Yes Yes - Yes Yes
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - - Yes
Photo & Video
DLNA - Yes - - -
Voice
Speaker Phone Yes Yes - Yes Yes
  Palm Treo 650 (CDMA) Nokia Lumia 635 (CDMA) BlackBerry 7750 Nokia 3650 Coolpad Defiant
  X > < X > < X > < X > < X

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

 
Phone Palm Treo 650 (CDMA) Nokia Lumia 635 (CDMA) BlackBerry 7750 Nokia 3650 Coolpad Defiant

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