Display size, resolution
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5.8-inch; 2,436x1,125 pixels
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6.1-inch LCD Retina Display; 1,792x828 pixels
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5.8-inch Super Retina OLED; 2,436x1,125 pixels
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6.5-inch Super Retina OLED; 2,688x1,242 pixels
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Pixel density
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458 ppi
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326 ppi
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458 ppi
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458 ppi
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Dimensions (inches)
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5.7x2.79x0.3 in
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5.9x3x0.33 in
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5.7x2.8x0.3 in
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6.2x3x.3 in
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Dimensions (millimeters)
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143.6x70.9x7.7 mm
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150.9x75.7x8.3 mm
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143.6x70.9x7.7 mm
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157.5x77.4x7.7 mm
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Weight (ounces, grams)
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6.14 oz; 174 g
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6.8 oz; 194 g
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6.24 oz; 177 g
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7.3 oz; 208 g
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Mobile software
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iOS 11
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iOS 12
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iOS 12
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iOS 12
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Camera
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Dual 12-megapixel
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Single 12-megapixel
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Dual 12-megapixel
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Dual 12-megapixel
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Front-facing camera
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7-megapixel
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7-megapixel with Face ID
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7-megapixel with Face ID
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7-megapixel with Face ID
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Video capture
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4K
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4K
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4K
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4K
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Processor
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Apple A11 Bionic
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Apple A12 Bionic
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Apple A12 Bionic
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Apple A12 Bionic
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Storage
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64GB, 256GB
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64GB, 128GB, 256GB
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64GB, 256GB, 512GB
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64GB, 256GB, 512GB
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RAM
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3GB
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N/A
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N/A
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N/A
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Expandable storage
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None
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None
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None
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None
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Battery
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N/A, but lasted 11.45 hours in CNET's looped video playback test
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N/A, but Apple claims it will last 90 minutes longer than iPhone 8 Plus
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N/A, but Apple claims it will last 30 minutes longer than iPhone X
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N/A, but Apple claims it will last 90 minutes longer than iPhone X
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Fingerprint sensor
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None (Face ID via TrueDepth camera)
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None (Face ID)
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None (Face ID)
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None (Face ID)
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Price off-contract (USD)
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$999 (64GB), $1,149 (256GB)
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$749 (64GB), $799 (128GB), $899 (256GB)
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$999 (64GB), $1,149 (256GB), $1,349 (512GB)
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$1,099 (64GB), $1,249 (256GB), $1,449 (512GB)
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Price (GBP)
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£999 (64GB), £1,149 (256GB)
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£749 (64GB), £799 (128GB), £899 (256GB)
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£999 (64GB), £1,149 (256GB), £1,349 (512GB)
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$1,099 (64GB), $1,249 (256GB), $1,449 (512GB)
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Price (AUD)
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AU$1,579 (64GB), AU$1,829 (256GB)
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AU$1,229 (64GB), AU$1,299 (128GB), AU$1,479 (256GB)
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AU$1,629 (64GB), AU$1,879 (256GB), AU$2,199 (512GB)
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AU$1,799 (64GB), AU$2,049 (256GB), AU$2,369 (512GB)
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