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Phone Apple iPhone 7 Plus OnePlus Open Samsung Knack U310
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 5.5" diag.
16 : 9
7.8" diag.
1 : 1
2.2" diag.
4 : 3
Display Resolution & Type 1080 x 1920 pixels
(~401 ppi)
LCD (TFT/TFD)
2268 x 2440 pixels
(~426 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 120 Hz ?
Battery 2,900 mAh 4,805 mAh 1,000 mAh
Processor Apple A10 Snapdragon 8 Gen 2 ?
RAM 3 GB 16 GB ?
Storage 32 GB * 512 GB ? raw hardware
Main Camera 12 megapixel 48 megapixel -
Wide Camera - 48 megapixel -
Tele Camera 12 megapixel 64 megapixel -
Video Capture 4K UHD 4K UHD -
Front Camera 7 megapixel 32 megapixel -
Weight 6.63 oz
(188g)
8.43 oz
(239g)
3.63 oz
(103g)
Dimensions 6.23" x 3.07" x 0.29"
(158 x 78 x 7.4 mm)
6.04" x 2.89" x 0.46"
(153 x 73 x 11.7 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
Form Factor Slab Foldable Clamshell
Platform / OS iOS Android (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 38, 39, 40, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 66, 71, 75, 77-A, 77-C, 78

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

WCDMA: 1, 2, 4, 5, 6, 8, 19

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 9) NR (5G) -
Features 
Barometer Yes - -
Fingerprint Reader Yes Yes
stand-alone
-
Flashlight Yes Yes -
GPS / Location n/a n/a Yes
Water-Resistant Yes
IPX7 (snorkeling)
Yes
IPX4 (splash)
-
Accessibility
Adjustable Text Size n/a n/a Yes
Hearing Aid Compatible Yes Yes Yes
Multiple Languages n/a n/a Yes
TTY/TDD (Digital) Yes - Yes
Alerts
Extra Display - Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes -
NFC Yes Yes -
USB Yes Yes
USB Type C
-
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
7 (802.11 a,ac,ax,b,be,g,n)
-
Contacts
Voice Dialing n/a n/a Yes
Data & Network
Dual-SIM - Yes -
Input
Predictive Text Entry n/a n/a Yes
Side Keys Yes Yes Yes
Touch Screen Yes Yes -
Messaging
EMS / Picture Messaging n/a n/a Yes
Music
Stereo Speakers Yes Yes -
Photo & Video
TV Output Yes - -
Power
Fast Charging - Yes -
Productivity
Alarm n/a n/a Yes
Calculator n/a n/a Yes
Calendar n/a n/a Yes
Voice
HD Voice Yes Yes -
Headset Jack (2.5 mm) n/a n/a Yes
Speaker Phone Yes Yes Yes
  Apple iPhone 7 Plus OnePlus Open Samsung Knack U310
  X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Apple iPhone 7 Plus OnePlus Open Samsung Knack U310

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