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Phone Palm Treo 755p Motorola i530 ZTE Maven 3 / Overture 3 / Prelude+ Microsoft Lumia 650 Samsung Trill R520
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5" diag.
16 : 9
5" diag.
16 : 9
2.2" diag.
4 : 3
Display Resolution & Type 320 x 320 pixels
LCD (TFT/TFD)
? 480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 1,600 mAh ? 2,070 mAh 2,000 mAh 880 mAh
Processor 312 MHz Intel XScale ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 1.3 GHz Qualcomm Snapdragon 212 ?
RAM ? ? 2 GB * 1 GB ?
Storage ? raw hardware ? raw hardware 16 GB * 16 GB ? raw hardware
Main Camera 1 megapixel - 5 megapixel 8 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture CIF (352 x 288) - 720p HD 720p HD ?
Front Camera - - 2 megapixel 5 megapixel -
Weight 5.64 oz
(160g)
5.5 oz
(156g)
5.53 oz
(157g)
4.3 oz
(122g)
3.42 oz
(97g)
Dimensions 4.4" x 2.3" x 0.84"
(112 x 58 x 21.3 mm)
3.7" x 2.13" x 1.26"
(94 x 54 x 32 mm)
5.73" x 2.85" x 0.39"
(146 x 72 x 9.9 mm)
5.59" x 2.79" x 0.27"
(142 x 71 x 6.9 mm)
3.97" x 1.96" x 0.57"
(101 x 50 x 14.5 mm)
Form Factor Slab Clamshell Slab Slab Slide
Platform / OS Palm OS (proprietary) Android Windows (proprietary)
Network Bands

CDMA: 850, 1900

iDEN: 800

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 40

WCDMA: 1, 2, 3, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology EVDO r0 - LTE (Cat 4) LTE (Cat 4) EVDO r0
Features 
Flashlight - - Yes Yes -
GPS / Location n/a Yes n/a n/a Yes
Ruggedized - Yes - - -
Accessibility
Adjustable Text Size n/a - n/a n/a -
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) Yes - - - -
Mobile Hotspot n/a - n/a n/a -
NFC - - - Yes -
USB Yes Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a - n/a n/a Yes
Ringer ID n/a Yes n/a n/a Yes
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a - n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a - n/a n/a Yes
Data & Network
Data Tethering n/a Yes n/a n/a Yes
Dual-SIM - - - Yes * -
External Antenna Jack n/a - n/a n/a -
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen Yes - Yes Yes -
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client n/a - n/a n/a -
Instant Messaging n/a - n/a n/a -
MMS n/a - n/a n/a Yes
Text Messaging Templates n/a - n/a n/a Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player n/a - n/a n/a Yes
Photo & Video
DLNA - - - Yes -
TV Output - - - Yes -
Productivity
Alarm n/a - n/a n/a Yes
Calculator n/a - n/a n/a Yes
Calendar n/a - n/a n/a Yes
To-Do List n/a - n/a n/a -
Voice Memo n/a Yes n/a n/a Yes
Software
BREW n/a - n/a n/a Yes
Games n/a - n/a n/a Yes
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a -
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Palm Treo 755p Motorola i530 ZTE Maven 3 / Overture 3 / Prelude+ Microsoft Lumia 650 Samsung Trill R520
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Palm Treo 755p Motorola i530 ZTE Maven 3 / Overture 3 / Prelude+ Microsoft Lumia 650 Samsung Trill R520

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