Display
Size:
5.5 inches
4.0 inches
4.7 inches
Resolution:
1920 x 1080 pixels, 401 PPI
1136 x 640 pixels, 326 PPI
1334 x 750 pixels, 16:9 ratio, 326 PPI
Technology:
IPS LCD
IPS LCD
IPS LCD
Screen-to-body:
67.91 %
60.82 %
65.34 %
Peak brightness:
500 cd/m2 (nit)
500 cd/m2 (nit)
625 cd/m2 (nit)
Features:
Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Hardware
System chip:
Apple A9 APL1022
Apple A9 APL0898
Apple A11 Bionic APL1W72
Processor:
Dual-core, 1840 MHz, Twister, 64-bit
Dual-core, 1840 MHz, Twister, 64-bit
Hexa-core, 2390 MHz, Monsoon and Mistral, 64-bit, 10 nm
GPU:
PowerVR GT7600
PowerVR GT7600
Apple 3-core GPU
RAM:
2GB LPDDR4
2GB
2GB LPDDR4
Internal storage:
128GB, not expandable
128GB, not expandable
256GB, not expandable
Device type:
Smartphone
Smartphone
Smartphone
OS:
iOS (14.x, 13.x, 12.x, 11.x, 10.x, 9.x)
iOS (14.x, 13.x, 12.x, 11.x, 10.x, 9.x)
iOS (14.x, 13.x, 12.x, 11.x)
Battery
Capacity:
2750 mAh
1624 mAh
1821 mAh
Type:
Li - Ion, Not user replaceable
Li - Ion, Not user replaceable
Li - Ion, Not user replaceable
Charging:
USB Power Delivery, Qi wireless charging
Max charge speed:
Wired: 15.0W; Wireless: 7.5W
Camera
Rear:
Single camera
Single camera
Single camera
Main camera:
12 MP (Sapphire crystal lens cover, OIS, PDAF, BSI sensor)
12 MP (Sapphire crystal lens cover, Autofocus, BSI sensor)
12 MP (Sapphire crystal lens cover, OIS, PDAF, CMOS image sensor, BSI sensor)
Specifications:
Aperture size: F2.2; Focal length: 29 mm; Sensor size: 1/3"; Pixel size: 1.22 μm
Aperture size: F2.2; Focal length: 29 mm; Sensor size: 1/3"; Pixel size: 1.22 μm
Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/3"; Pixel size: 1.22 μm
Video recording:
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
Features:
OIS, Time-lapse video, Continuous autofocus, Video calling, Video sharing
Time-lapse video, Continuous autofocus, Picture-taking during video recording, EIS, Video calling, Video sharing
OIS, Time-lapse video, Continuous autofocus, Picture-taking during video recording, Video light
Front:
5 MP (HDR)
1.2 MP (HDR)
7 MP (HDR)
Video capture:
1280x720 (HD)
1920x1080 (Full HD)
Design
Dimensions:
6.23 x 3.07 x 0.29 inches (158.2 x 77.9 x 7.3 mm)
4.87 x 2.31 x 0.30 inches (123.8 x 58.6 x 7.6 mm)
5.45 x 2.65 x 0.29 inches (138.4 x 67.3 x 7.3 mm)
Weight:
6.77 oz (192.0 g)
3.99 oz (113.0 g)
5.22 oz (148.0 g)
Materials:
Back: Aluminum
Back: Aluminum; Frame: Glass
Back: Glass; Frame: Aluminum
Resistance:
Water, Dust; IP67
Biometrics:
Fingerprint (touch)
Fingerprint (touch)
Fingerprint (touch)
Features:
Notification light
Keys:
Left: Volume control; Right: Lock/Unlock key
Left: Volume control, Other
Left: Volume control, Other; Right: Lock/Unlock key
Colors:
Gold, Silver, Rose gold, Space gray
Gold, Silver, Rose gold, Space gray
Gold, Silver, Red, Space gray
Cellular
LTE (FDD):
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 29(700 d)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3)
LTE (TDD):
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
UMTS:
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100 MHz
Data Speed:
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type:
Nano SIM
Nano SIM
Nano SIM
HD Voice:
Yes
Yes
Yes
VoLTE:
Yes
Yes
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
No 3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers
Features:
Album art cover, Background playback
Album art cover, Background playback
Screen mirroring:
Wireless screen share
Additional microphone(s):
for Noise cancellation, Video recording
for Noise cancellation, Video recording
for Noise cancellation
Connectivity & Features
Bluetooth:
4.2
4.2
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; MIMO, Hotspot
802.11 b, g, n, ac, dual-band; Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Hotspot
USB:
Lightning
Lightning
Lightning
Features:
Charging, Mass storage device
Charging, Mass storage device
Charging, Headphones port
Location:
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Barometer
Other:
NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync, AirDrop
NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync, AirDrop
NFC, UMA (Wi-Fi Calling)
Hearing aid compatible:
M3, T4
M3, T4
M3, T4
Regulatory Approval
FCC approval:
Date approved:
Sep 09, 2015
Mar 21, 2016
Sep 12, 2017
Measured SAR:
Head:
0.91 W/kg
1.16 W/kg
1.09 W/kg
Body:
1.14 W/kg
1.17 W/kg
1.09 W/kg
Simultaneous Transmission:
1.56 W/kg
1.59 W/kg
1.59 W/kg
Wireless Router:
1.14 W/kg
1.17 W/kg
1.09 W/kg
Buyers information
Price:
$ 949
$ 499
$ 849
In The Box:
EarPods with Lighting connector, Lightning to 3.5mm headphone jack adapter, Lightning to USB Cable, USB Power Adapter, Documentation
Availability
Officially announced:
Sep 09, 2015
Mar 21, 2016
Sep 12, 2017
