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Phone Samsung Impression SGH-A877 BlackBerry KEYone BlackBerry Pearl Flip 8220 Motorola Moto z4 ZTE Savvy
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.2" diag.
5 : 3
4.5" diag.
5 : 3
? 6.4" diag.
19.5 : 9
4" diag.
5 : 3
Display Resolution & Type 240 x 400 pixels
(~146 ppi)
AMOLED
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz 60 Hz
Battery 1,000 mAh 3,505 mAh ? 3,600 mAh 1,650 mAh
Processor ? 2 GHz Qualcomm Snapdragon 625 (MSM8953) ? 2 GHz Qualcomm Snapdragon 675 1 GHz Qualcomm MSM8625
RAM ? 3 GB ? 4 GB 768 MB
Storage ? raw hardware 32 GB ? raw hardware 128 GB 4 GB
Main Camera 3 megapixel 12 megapixel 2 megapixel 48 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) 4K UHD ? 4K UHD WVGA / 480p
Front Camera - 8 megapixel - 25 megapixel -
Weight 5.2 oz
(147g)
6.35 oz
(180g)
3.6 oz
(102g)
6 oz
(170g)
4.43 oz
(126g)
Dimensions 4.48" x 2.28" x 0.64"
(114 x 58 x 16.3 mm)
5.87" x 2.85" x 0.37"
(149 x 72 x 9.4 mm)
3.98" x 1.97" x 0.69"
(101 x 50 x 17.5 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
4.96" x 2.55" x 0.42"
(126 x 65 x 10.7 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS (proprietary) Android BlackBerry OS Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 29, 30, 41

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology HSDPA 3.6 LTE (Cat 6) EDGE LTE (Cat 12) EVDO rA
Features 
Fingerprint Reader - Yes
stand-alone
- Yes -
Flashlight - Yes - Yes Yes
GPS / Location Yes n/a n/a n/a n/a
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC - Yes - Yes -
USB Yes Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers Yes n/a n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes Yes - -
Touch Screen Yes Yes - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client Yes n/a n/a n/a n/a
Instant Messaging Yes n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - Yes - Yes -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player Yes n/a n/a n/a n/a
Photo & Video
DLNA - - - - Yes
Miracast - Yes - - -
Power
Fast Charging - Yes - Yes -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
HD Voice - Yes - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Impression SGH-A877 BlackBerry KEYone BlackBerry Pearl Flip 8220 Motorola Moto z4 ZTE Savvy
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Impression SGH-A877 BlackBerry KEYone BlackBerry Pearl Flip 8220 Motorola Moto z4 ZTE Savvy

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