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Phone Samsung Galaxy S21 Google Pixel 5a LG Optimus F7 Ericsson T66 LG TP 5250
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.2" diag.
20 : 9
6.3" diag.
20 : 9
4.7" diag.
16 : 9
? ?
Display Resolution & Type 1080 x 2400 pixels
(~424 ppi)
AMOLED
1080 x 2400 pixels
(~415 ppi)
AMOLED
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
? ?
Display Refresh 120 Hz 60 Hz 60 Hz ? ?
Battery 4,000 mAh 4,680 mAh 2,540 mAh ? ?
Processor 2.8 GHz Qualcomm Snapdragon 888 2.4 GHz Qualcomm Snapdragon 765G 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 ? ?
RAM 8 GB 6 GB 1 GB ? ?
Storage 128 GB * 128 GB 8 GB ? raw hardware ? raw hardware
Main Camera 12 megapixel 12 megapixel 8 megapixel - -
Wide Camera 12 megapixel 16 megapixel - - -
Tele Camera 64 megapixel - - - -
Video Capture 8K 4K UHD 1080p HD - -
Front Camera 10 megapixel 8 megapixel 1 megapixel - -
Weight 6.03 oz
(171g)
6.53 oz
(185g)
4.7 oz
(133g)
2.08 oz
(59g)
3.5 oz
(99g)
Dimensions 5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
6.1" x 2.9" x 0.3"
(155 x 74 x 7.6 mm)
5.16" x 2.71" x 0.38"
(131 x 69 x 9.7 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
3.3" x 1.8" x 0.98"
(84 x 46 x 24.9 mm)
Form Factor Slab Slab Slab Slab Clamshell
Platform / OS Android Android Android (proprietary) (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

5G: 1, 2, 5, 12, 25, 28, 41, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 4, 5, 12, 25

CDMA: 850, 1700, 1900

*

GSM: 900, 1800, 1900

CDMA: 1900

AMPS: 850

Data Technology NR (5G) NR (5G) LTE (Cat 3) - -
Features 
Barometer Yes Yes - - -
Fingerprint Reader Yes
in-display (ultrasonic)
Yes
stand-alone
- - -
Flashlight Yes Yes - - -
GPS / Location n/a n/a n/a - -
Water-Resistant Yes
IPX8 (SCUBA)
Yes
IPX7 (snorkeling)
- - -
Accessibility
Adjustable Text Size n/a n/a n/a - -
Hearing Aid Compatible Yes Yes Yes - -
Multiple Languages n/a n/a n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Extra Display - - - - Yes
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
- -
Mobile Hotspot n/a n/a n/a - -
NFC Yes Yes Yes - -
USB Yes
USB Type C
Yes
USB Type C
Yes - -
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
- -
Contacts
Picture ID n/a n/a n/a - -
Ringer ID n/a n/a n/a - -
Voice Dialing n/a n/a n/a - Yes
Customization
Custom Graphics n/a n/a n/a Yes Yes
Custom Ringtones n/a n/a n/a Yes Yes
Real-Music Ringers n/a n/a n/a - -
Data & Network
Data Tethering n/a n/a n/a - Yes
Dual-SIM - Yes - - -
WAP / Web Browser n/a n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes Yes Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client n/a n/a n/a - -
EMS / Picture Messaging n/a n/a n/a Yes -
Instant Messaging n/a n/a n/a - -
MMS n/a n/a n/a - -
Text Messaging Templates n/a n/a n/a Yes -
Music
Headphone Jack (3.5mm) - Yes Yes - -
Music Player n/a n/a n/a - -
Stereo Speakers Yes Yes - - -
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output Yes - Yes - -
Power
Fast Charging Yes Yes - - -
Wireless Charging Yes - - - -
Productivity
Alarm n/a n/a n/a Yes -
Calculator n/a n/a n/a Yes Yes
Calendar n/a n/a n/a Yes Yes
To-Do List n/a n/a n/a Yes -
Voice Memo n/a n/a n/a - Yes
Software
Games n/a n/a n/a Yes Yes
Voice
Call Screening - Yes - - -
HD Voice Yes Yes - - -
Headset Jack (2.5 mm) n/a n/a n/a - Yes
Speaker Phone Yes Yes Yes - -
  Samsung Galaxy S21 Google Pixel 5a LG Optimus F7 Ericsson T66 LG TP 5250
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S21 Google Pixel 5a LG Optimus F7 Ericsson T66 LG TP 5250

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