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Phone Samsung Galaxy S23 Samsung Knack U310 Apple iPhone 13 ZTE Max XL
Current U.S. Carriers Verizon (none) Cricket
Metro
Tracfone
US Cellular
(none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.1" diag.
19.5 : 9
2.2" diag.
4 : 3
6.1" diag.
19.5 : 9
6" diag.
16 : 9
Display Resolution & Type 1080 x 2340 pixels
(~422 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
1170 x 2532 pixels
(~457 ppi)
AMOLED
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? 60 Hz 60 Hz
Battery 3,900 mAh 1,000 mAh 3,227 mAh 3,990 mAh
Processor 3.4 GHz Snapdragon 8 Gen 2 for Galaxy ? Apple A15 Bionic 1.4 GHz Qualcomm Snapdragon 435 (MSM8940)
RAM 8 GB ? 4 GB 2 GB
Storage 128 GB * ? raw hardware 128 GB * 16 GB
Main Camera 50 megapixel - 12 megapixel 13 megapixel
Wide Camera 12 megapixel - 12 megapixel -
Tele Camera 10 megapixel - - -
Video Capture 8K - 4K UHD 1080p HD
Front Camera 12 megapixel - 12 megapixel 5 megapixel
Weight 5.93 oz
(168g)
3.63 oz
(103g)
6.14 oz
(174g)
6.35 oz
(180g)
Dimensions 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)
5.78" x 2.82" x 0.3"
(147 x 72 x 7.6 mm)
6.5" x 3.3" x 0.37"
(165 x 84 x 9.4 mm)
Form Factor Slab Clamshell Slab Slab
Platform / OS Android (proprietary) iOS Android
Network Bands

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

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 29, 30, 38, 40, 41, 48, 66, 71, 77-C, 78, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 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: 2, 3, 4, 5, 7, 12, 25, 26, 41

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology NR (5G) - NR (5G) LTE (Cat 6)
Features 
Barometer Yes - Yes -
Fingerprint Reader Yes
in-display (ultrasonic)
- - Yes
stand-alone
Flashlight Yes - Yes Yes
GPS / Location n/a Yes n/a n/a
Water-Resistant Yes
IPX8 (SCUBA)
- Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size n/a Yes n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes
Multiple Languages n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - Yes - -
Connectivity
Bluetooth Yes
LE Audio, Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
NFC Yes - Yes -
USB Yes
USB Type C
- - Yes
USB Type C
UWB - - Yes -
Wi-Fi Yes
6E (802.11 a,ac,ax,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Voice Dialing n/a Yes n/a n/a
Data & Network
Dual-SIM - - Yes -
Input
Predictive Text Entry n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen Yes - Yes Yes
Memory
Memory Card Slot - - - Yes
Messaging
EMS / Picture Messaging n/a Yes n/a n/a
Music
FM Radio - - - Yes
Headphone Jack (3.5mm) - - - Yes
Stereo Speakers Yes - Yes -
Power
Fast Charging Yes - Yes Yes
Wireless Charging Yes - Yes -
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a Yes n/a n/a
Voice
Call Screening - - Yes -
HD Voice Yes - Yes Yes
Headset Jack (2.5 mm) n/a Yes n/a n/a
Speaker Phone Yes Yes Yes Yes
  Samsung Galaxy S23 Samsung Knack U310 Apple iPhone 13 ZTE Max XL
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S23 Samsung Knack U310 Apple iPhone 13 ZTE Max XL

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