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Phone Sony Xperia XZ2 Samsung Galaxy S23 Samsung Knack U310 Siemens SL65 Google Pixel 3a XL
Current U.S. Carriers (none) US Cellular
Verizon
Xfinity Mobile
(none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size 5.7" diag.
18 : 9
6.1" diag.
19.5 : 9
2.2" diag.
4 : 3
? 6" diag.
18 : 9
Display Resolution & Type 1080 x 2160 pixels
(~424 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~422 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
130 x 130 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
Display Refresh 60 Hz 120 Hz ? ? 60 Hz
Battery 3,180 mAh 3,900 mAh 1,000 mAh 700 mAh 3,700 mAh
Processor Qualcomm Snapdragon 845 3.4 GHz Snapdragon 8 Gen 2 for Galaxy ? ? 2 GHz Qualcomm Snapdragon 670
RAM 4 GB 8 GB ? ? 4 GB
Storage 64 GB 128 GB * ? raw hardware ? raw hardware 64 GB
Main Camera 19 megapixel 50 megapixel - - 12 megapixel
Wide Camera - 12 megapixel - - -
Tele Camera - 10 megapixel - - -
Video Capture 4K UHD 8K - ? 4K UHD
Front Camera 5 megapixel 12 megapixel - - 8 megapixel
Weight 6.98 oz
(198g)
5.93 oz
(168g)
3.63 oz
(103g)
3.49 oz
(99g)
5.89 oz
(167g)
Dimensions 6.02" x 2.83" x 0.44"
(153 x 72 x 11.1 mm)
5.76" x 2.79" x 0.3"
(146 x 71 x 7.6 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
3.55" x 1.87" x 0.82"
(90 x 47 x 20.8 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
Form Factor Slab Slab Clamshell Slide Slab
Platform / OS Android Android (proprietary) (proprietary) Android
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 257, 258, 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

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 18) NR (5G) - GPRS LTE (Cat 11)
Features 
Barometer - Yes - - Yes
Fingerprint Reader Yes
stand-alone
Yes
in-display (ultrasonic)
- - Yes
stand-alone
Flashlight Yes Yes - - Yes
GPS / Location n/a n/a Yes - n/a
Water-Resistant Yes
IPX5 (direct spray)
Yes
IPX8 (SCUBA)
- - -
Accessibility
Adjustable Text Size n/a n/a Yes - n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a n/a Yes Yes n/a
TTY/TDD (Digital) - Yes Yes - Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes - - Yes
Infrared (IR) - - - Yes -
NFC Yes Yes - - Yes
USB Yes
USB Type C
Yes
USB Type C
- Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
6E (802.11 a,ac,ax,b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a n/a - Yes n/a
Ringer ID n/a n/a - Yes n/a
Voice Dialing n/a n/a Yes - n/a
Customization
Custom Graphics n/a n/a - Yes n/a
Custom Ringtones n/a n/a - Yes n/a
Data & Network
Data Tethering n/a n/a - Yes n/a
Dual-SIM Yes - - - -
WAP / Web Browser n/a n/a - Yes n/a
Input
Predictive Text Entry n/a n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
- - Yes
Capacitive
Memory
Memory Card Slot Yes - - - -
Messaging
Email Client n/a n/a - Yes n/a
EMS / Picture Messaging n/a n/a Yes Yes n/a
MMS n/a n/a - Yes n/a
Text Messaging Templates n/a n/a - Yes n/a
Music
Headphone Jack (3.5mm) - - - - Yes
Stereo Speakers Yes Yes - - Yes
Photo & Video
DLNA Yes - - - -
Miracast Yes - - - -
Power
Fast Charging Yes Yes - - Yes
Wireless Charging Yes Yes - - -
Productivity
Alarm n/a n/a Yes Yes n/a
Calculator n/a n/a Yes Yes n/a
Calendar n/a n/a Yes Yes n/a
To-Do List n/a n/a - Yes n/a
Voice Memo n/a n/a - Yes n/a
Software
Games n/a n/a - Yes n/a
Java (J2ME) n/a n/a - Yes n/a
Voice
Call Screening - - - - Yes
HD Voice Yes Yes - - Yes
Headset Jack (2.5 mm) n/a n/a Yes - n/a
Speaker Phone Yes Yes Yes Yes Yes
  Sony Xperia XZ2 Samsung Galaxy S23 Samsung Knack U310 Siemens SL65 Google Pixel 3a XL
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Xperia XZ2 Samsung Galaxy S23 Samsung Knack U310 Siemens SL65 Google Pixel 3a XL

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