Updated 2021: How to tell which iPhone you have.
Unsure which iPhone model you have got? Here’s the iDoctor guide to identifying your phone using the model number, physical appearance or through settings.
To date, Apple have released 24 different model of iPhone since 2007, that averages at 2 new iPhones every year since the original iPhone was released. It’s no surprise that even veteran users can find it hard to tell some iPhones apart. When Apple does release a new phone, sometimes the physical design varies very little.
You may need to identify your iPhone because you want to sell it or you want to book it in for a repair. There are multiple reasons you might want to know which device you have and we are here to help.
How to tell using in your iPhone settings?
If your iPhone has not been updated for a while or it is a little old, it might not show the model name there. Instead, it will show a series of numbers and letters – this is the model number and be used to identify your iPhone
1. Open the settings app in your iPhone then go ‘General’ > ‘About’
2. In the top group of information, you will see your model information under ‘Model name’
This page also gives you other important information such as your IMEI number and storage capacity this can be useful for iPhone unlocking or if you have decided to sell your device
If your iPhone has not been updated for a while or it is a little old, it might not show the model name there. Instead, it will show a series of numbers and letters – this is the model number and be used to identify your iPhone

How to tell using ‘A’ Model number?
On older models (iPhone 7 or older) Apple handily put the model’s numbers on the back of their devices near the bottom of the phone. It’s in the small print underneath where it says “iPhone”. It will say Model A:XXXX (letter A followed by four numbers). Here’s a table of iPhones and their associated A number:
| iPhone 11 Pro Max | A2161, A2220, A2218 |
| iPhone 11 Pro | A2160, A2217, A2215 |
| iPhone 11 | A2111, A2223, A2221 |
| iPhone XS Max | A1921, A2101, A2102, A2103, A2104 |
| iPhone XS | A1920, A2097, A2098, A2099, A2100 |
| iPhone XR | A1984, A2105, A2106, A2107, A2108 |
| iPhone X | A1865, A1901, A1902 |
| iPhone 8 Plus | A1864, A1897, A1898 |
| iPhone 8 | A1863, A1905, A1906 |
| iPhone 7 Plus | A1661, A1784, A1785 |
| iPhone 7 | A1660, A1778, A1779 |
| iPhone SE | A1723, A1662, A1724 |
| iPhone 6S Plus | A1634, A1687, A1699 |
| iPhone 6S | A1633, A1688, A1700 |
| iPhone 6 Plus | A1522, A1524, A1593 |
| iPhone 6 | A1549, A1586, A1589 |
| iPhone 5S | A1453, A1457, A1518, A1528, A1530, A1533 |
| iPhone 5C | A1456, A1507, A1516, A1529, A153 |
| iPhone 5 | A1428, A1429, A1442 |
| iPhone 4S | A1431, A1387 |
| iPhone 4 | A1349, A1332 |
| iPhone 3GS | A1325, A1303 |
| iPhone 3G | A1324, A1241 |
| iPhone | A1203 |
Identifying an iPhone by its physical features.
If none of the above information has been useful for you identifying your iPhone, we have compiled this list of each iPhone model with a list of identifiable key physical features. The list is in release date order (latest model first) from iPhone 11 pro max to the original iPhone

iPhone SE (2020 2nd Gen)
Release date: April 2020
Storage capacity: 64, 128, 256GB
Colours available: White, Black, (PRODUCT) RED
Model numbers: A2275, A2298, A2296
Key physical features:
- 4.7” LCD display
- Glass back cover and anodised aluminium edging band
- Side button on upper right-hand side
- Solid state home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone 11 Pro Max
Release date: September 2019
Storage capacity: 64, 256, 512GB
Colours available: Silver, space grey, gold, midnight green
Model numbers: A2161, A2220, A2218
Key physical features:
- 6.5” super retina display
- Matte textured back glass and stainless-steel edging band
- Side button on upper right-hand side
- Three 12mp cameras on the back
- Nano-Sim tray on the right-hand side under the side button.


iPhone 11 Pro
Release date: September 2019
Storage capacity: 64, 256, 512GB
Colours available: Silver, space grey, gold, midnight green
Model numbers: A2160, A2217, A2215
Key physical features:
- 5.8” super retina display
- Matte textured back glass and stainless-steel edging band
- Side button on upper right-hand side
- Three 12mp cameras on the back
- Nano-Sim tray on the right-hand side under the side button.
iPhone 11
Release date: September 2019
Storage capacity: 64, 256, 512GBColours available: Purple, green, yellow, black, white, (PRODUCT)RED
Model numbers: A2111, A2223, A2221
Key physical features:
- 6.1” liquid retina display
- Glass back cover and anodised aluminium edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side right hand.


iPhone XS Max
Release date: September 2018
Storage capacity: 64, 256, 512GB
Colours available: Silver, space grey, gold
Model numbers: A1921, A2101, A2102, A2103, A2104
Key physical features:
- 6.5” super retina display
- Glass back cover and stainless-steel edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone XS
Release date: September 2018
Storage capacity: 64, 256, 512GB
Colours available: Silver, space grey, gold
Model numbers: A1920, A2097, A2098, A2099, A2100
Key physical features:
- 5.8” super retina display
- Glass back cover and stainless-steel edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone XR
Release date: September 2018
Storage capacity: 64, 128, 256GB
Colours available: Black, white, blue, yellow, coral, (PRODUCT)RED
Model numbers: A1984, A2105, A2106, A2107, A2108
Key physical features:
- 6.1” Liquid retina display
- Glass back cover and anodised aluminium edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone X
Release date: November 2017
Storage capacity: 64, 256GB
Colours available: Silver, Space Grey
Model numbers: A1865, A1901, A1902
Key physical features:
- 5.8” super retina display
- Glass back cover and stainless-steel edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone 8 Plus
Release date: September 2017
Storage capacity: 64, 128, 256GB
Colours available: Gold, Silver, Space Grey, (PRODUCT)RED
Model numbers: A1864, A1897, A1898
Key physical features:
- 5.5” LCD display
- Glass back cover and anodised aluminium edging band
- Side button on upper right-hand side
- Two 12mp cameras on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone 8
Release date: September 2017
Storage capacity: 64, 128, 256GB
Colours available: Gold, Silver, Space Grey, (PRODUCT)RED
Model numbers: A1863, A1905, A1906
Key physical features:
- 4.7” LCD display
- Glass back cover and anodised aluminium edging band
- Side button on upper right-hand side
- Solid state home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone 7 Plus
Release date: September 2016
Storage capacity: 32, 128, 256GB
Colours available: Black, jet black, gold, rose gold, silver, (PRODUCT)RED
Model numbers: A1661, A1784, A1785 (model number on back)
Key physical features:
- 5.5” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on upper right-hand side
- Solid state home button with Touch id
- Dual 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone 7
Release date: September 2016
Storage capacity: 32, 128, 256GB
Colours available: Black, jet black, gold, rose gold, silver, (PRODUCT)RED
Model numbers: A1660, A1778, A1779 (model number on back)
Key physical features:
- 4.7” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on upper right-hand side
- Solid state home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone SE
Release date: March 2016
Storage capacity: 16, 32, 64, 128GB
Colours available: Space grey, silver, gold, rose gold
Model numbers: A1723, A1662, A1724 (model number on back)
Key physical features:
- 4” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on the top edge
- Home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side
iPhone 6s Plus
Release date: September 2015
Storage capacity: 32, 128, 256G
Colours available: Space grey, silver, gold, rose gold
Model numbers: A1634, A1687, A1699 (model number on back)
Key physical features:
- 5.5” LCD display
- Anodised aluminium back cover with laser etched “S”
- Sleep/Wake button on upper right-hand side
- Home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone 6s
Release date: September 2015
Storage capacity: 32, 128, 256GB
Colours available: Space grey, silver, gold, rose gold Model numbers: A1633, A1688, A1700 (model number on back)
Key physical features:
- 4.7” LCD display
- Anodised aluminium back cover with laser etched “S”
- Sleep/Wake button on upper right-hand side
- Home button with Touch id
- One 12mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone 6 Plus
Release date: September 2014
Storage capacity: 16, 64, 128GB
Colours available: Space grey, silver, gold
Model numbers: A1522, A1524, A1593 (model number on back)
Key physical features:
- 5.5” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on upper right-hand side
- Home button with Touch id
- One 8mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.


iPhone 6
Release date: September 2014
Storage capacity: 16, 32, 64, 128GB
Colours available: Space grey, silver, gold
Model numbers: A1549, A1586, A1589 (model number on back)
Key physical features:
- 4.7” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on upper right-hand side
- Home button with Touch id
- One 8mp camera on the back
- Nano-Sim tray on the right-hand side below the side button.
iPhone 5S
Release date: September 2013
Storage capacity: 16, 32, 64GB
Colours available: Space grey, silver, gold
Model numbers: A1453, A1457, A1518, A1528, A1530, A1533, A1724 (model number on back)
Key physical features:
- 4” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on top edge
- Home button with Touch id
- One 8mp camera on the back
- Nano-Sim tray on the right-hand side


iPhone 5C
Release date: September 2013
Storage capacity: 8, 16, 32GB
Colours available: White, blue, pink, green, yellow
Model numbers: A1456, A1507, A1516, A1529, A153 (model number on back)
Key physical features:
- 4” LCD display
- Polycarbonate plastic back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- One 8mp camera on the back
- Nano-Sim tray on the right-hand side
iPhone 5
Release date: September 2012
Storage capacity: 16, 32, 64GB
Colours available: Space grey, silver
Model numbers: A1428, A1429, A1442 (model number on back)
Key physical features:
- 4” LCD display
- Anodised aluminium back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- One 8mp camera on the back
- Nano-Sim tray on the right-hand side


iPhone 4s
Release date: October 2011
Storage capacity: 8, 16, 32, 64GB
Colours available: Black, White
Model numbers: A1431, A1387 (model number on back)
Key physical features:
- 3.5” LCD display
- Glass back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- The volume up and down buttons are marked with a “+” and “-” sign
- One 8mp camera on the back
- Micro-Sim tray on the right-hand side
iPhone 4
Release date: October 2011
Storage capacity: 8, 16, 32GB
Colours available: Black, White
Model numbers: A1349, A1332 (model number on back)
Key physical features:
- 3.5” LCD display
- Glass back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- The volume up and down buttons are marked with a “+” and “-” sign
- One 5mp camera on the back
- Micro-Sim tray on the right-hand side


iPhone 3GS
Release date: June 2009
Storage capacity: 8, 16, 32GB
Colours available: Black, White
Model numbers: A1325, A1303 (model number on back)
Key physical features:
- 3.5” LCD display
- Plastic back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- One 3mp camera on the back
- Mini-Sim tray on the right-hand side
iPhone 3G
Release date: July 2008
Storage capacity: 8, 16, 32GB
Colours available: Black
Model numbers: A1324, A1241 (model number on back)
Key physical features:
- 3.5” LCD display
- Plastic back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- One 3mp camera on the back
- Mini-Sim tray on the right-hand side


iPhone
Release date: July 2007
Storage capacity: 8, 16, 32GB
Colours available Silver/Black
Model numbers: A1203 (model number on back)
Key physical features:
- 3.5” LCD display
- Aluminium back cover
- Sleep/Wake button on top edge
- Home button in bottom front centre
- One 3mp camera on the back
- Mini-Sim tray on the right-hand side
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