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Phone Samsung Galaxy S21 UTStarcom PPC-6700 / XV-6700 / HTC Apache Coolpad Defiant Nokia Lumia 920 Samsung SGH-A157
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.2" diag.
20 : 9
? 5" diag.
16 : 9
4.5" diag.
5 : 3
1.8" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~424 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
768 x 1280 pixels
(~332 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? 60 Hz ? ?
Battery 4,000 mAh 1,350 mAh 2,450 mAh 2,000 mAh 800 mAh
Processor 2.8 GHz Qualcomm Snapdragon 888 416 MHz Intel 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) 1.5 GHz Qualcomm Snapdragon S4 ?
RAM 8 GB ? 1 GB 1 GB ?
Storage 128 GB * ? raw hardware 8 GB 32 GB 256 MB
Main Camera 12 megapixel 1 megapixel 5 megapixel 8 megapixel -
Wide Camera 12 megapixel - - - -
Tele Camera 64 megapixel - - - -
Video Capture 8K ? 720p HD 1080p HD -
Front Camera 10 megapixel - 2 megapixel 1 megapixel -
Weight 6.03 oz
(171g)
6.07 oz
(172g)
6.5 oz
(184g)
6.53 oz
(185g)
2.99 oz
(85g)
Dimensions 5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
4.25" x 2.32" x 0.93"
(108 x 59 x 23.6 mm)
5.69" x 2.81" x 0.4"
(145 x 71 x 10.2 mm)
5.12" x 2.79" x 0.42"
(130 x 71 x 10.7 mm)
3.83" x 1.84" x 0.65"
(97 x 47 x 16.5 mm)
Form Factor Slab Slide Slab Slab Clamshell
Platform / OS Android Windows Mobile Professional Android Windows (proprietary)
Network Bands

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

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology NR (5G) EVDO r0 LTE (Cat 4) LTE (Cat 3) ?
Features 
Barometer Yes - - - -
Fingerprint Reader Yes
in-display (ultrasonic)
- - - -
Flashlight Yes - Yes - -
GPS / Location n/a n/a n/a n/a Yes
Water-Resistant Yes
IPX8 (SCUBA)
- - - -
Accessibility
Adjustable Text Size n/a n/a n/a n/a Yes
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages n/a n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) - Yes - - -
Mobile Hotspot n/a n/a n/a n/a -
NFC Yes - - Yes -
USB Yes
USB Type C
Yes
Mini-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
Yes Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID n/a n/a n/a n/a Yes
Ringer ID n/a n/a n/a n/a Yes
Voice Dialing n/a n/a n/a n/a -
Customization
Custom Graphics n/a n/a n/a n/a Yes
Custom Ringtones n/a n/a n/a n/a Yes
Real-Music Ringers n/a n/a n/a n/a Yes
Data & Network
Data Tethering n/a n/a n/a n/a -
WAP / Web Browser n/a n/a n/a n/a Yes
Input
Predictive Text Entry n/a n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware - Yes - - -
Touch Screen Yes Yes Yes Yes -
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client n/a n/a n/a n/a -
Instant Messaging n/a n/a n/a n/a -
MMS n/a n/a n/a n/a Yes
Text Messaging Templates n/a n/a n/a n/a Yes
Music
Headphone Jack (3.5mm) - - Yes Yes -
Music Player n/a n/a n/a n/a -
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Power
Fast Charging Yes - - - -
Wireless Charging Yes - - Yes -
Productivity
Alarm n/a n/a n/a n/a Yes
Calculator n/a n/a n/a n/a Yes
Calendar n/a n/a n/a n/a Yes
To-Do List n/a n/a n/a n/a Yes
Voice Memo n/a n/a n/a n/a Yes
Software
Games n/a n/a n/a n/a -
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Galaxy S21 UTStarcom PPC-6700 / XV-6700 / HTC Apache Coolpad Defiant Nokia Lumia 920 Samsung SGH-A157
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S21 UTStarcom PPC-6700 / XV-6700 / HTC Apache Coolpad Defiant Nokia Lumia 920 Samsung SGH-A157

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