Apple iPhone 12 vs Xiaomi Redmi 4a

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    iPhone 12:
    OLED
    Redmi 4a:
    LCD
  • Weight

    Redmi 4a: 32.5 g lighter

    iPhone 12:
    164 g
    Redmi 4a:
    131.5 g
  • Width

    Redmi 4a: 1.1 mm narrower

    iPhone 12:
    71.5 mm
    Redmi 4a:
    70.4 mm
  • Screen diagonal

    Redmi 4a: 1.1 in smaller diagonal

    iPhone 12:
    6.1 in
    Redmi 4a:
    5 in
  • Rear camera layout

    iPhone 12:
    Dual
    Redmi 4a:
    Single
  • Depth

    iPhone 12: 1.1 mm thinner

    iPhone 12:
    7.4 mm
    Redmi 4a:
    8.5 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. iPhone 12

    Height:
    146.7 mm +6.8 mm versus Redmi 4a
    Width:
    71.5 mm +1.1 mm versus Redmi 4a
    Depth:
    7.4 mm
  2. 2. Redmi 4a

    Height:
    139.9 mm
    Width:
    70.4 mm
    Depth:
    8.5 mm +1.1 mm versus iPhone 12

Weight

Bars start at zero and share a scale within this chart.

  1. 1. iPhone 12

    164 g

    +32.5 g versus Redmi 4a

  2. 2. Redmi 4a

    131.5 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. iPhone 12

    Screen diagonal:
    6.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    91.3 cm²
  2. 2. Redmi 4a

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

iPhone 12 has approximately 32.5% more rectangular screen area than Redmi 4a.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for iPhone 12, Redmi 4a, compared at the same storage capacity.
StorageiPhone 12Redmi 4a
16 GB Not recorded 2 GB RAM
32 GB Not recorded 2 GB RAM
64 GB 4 GB RAM Not recorded
128 GB 4 GB RAM Not recorded
256 GB 4 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. iPhone 12

NFC:
Yes
Headphone jack:
No
Memory card support:
No

2. Redmi 4a

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. iPhone 12

    2815 mAh

  2. 2. Redmi 4a

    3120 mAh

    +305 mAh versus iPhone 12

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. iPhone 122. Redmi 4a

Everyday essentials
Everyday essentials — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Dimensions (HxWxD)
  • 146.7 Х 71.5 Х 7.4 mm
  • 139.9 Х 70.4 Х 8.5 mm
Weight
  • 164 g
  • 131.5 g
Technology
  • Super Retina XDR OLED
  • IPS LCD
Screen size
  • 6.1" inc
  • 5" inch
Screen resolution
  • 1170 x 2532 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 256GB 4GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2815 mAh
  • Li-Ion
  • non-removable
  • 3120 mAh
  • Non-removable Li-Ion
Operating system OS
  • iOS 14.1
  • Android 6.0.1 (Marshmallow); MIUI 10
Chipset
  • - Apple A14 Bionic (5 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 90.2 cm2
  • 68.0 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 86.0%
  • 69.0%
PPI /points per inch/ Unknown
  • 296 PPI
Screen protection
  • Scratch-resistant glass
  • oleophobic coating
Unknown
Camera and Video

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Camera and Video — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • -12 MP
  • f/1.6
  • 26mm (wide)
  • 1.4µm
  • dual pixel PDAF
  • OIS -12 MP
  • f/2.4
  • 120˚
  • 13mm (ultrawide)
  • 1/3.6''
  • 13 MP
  • AF
  • f/2.2
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 4K@24/30/60fps
  • 1080p@30/60/120fps
  • gyro-EIS
  • 1080p@30fps
Front camera, selfie
  • 12 MP
  • Dual
  • 5 MP
  • Single
Specifications
  • 12 MP
  • f/2.2
  • 23mm (wide)
  • 1/3.6'' SL 3D
  • (depth/biometrics sensor)
  • 5 MP
  • f/2.2
DxOMark Main Score *
  • 122
Unknown
DxOMark Photo *
  • 101
Unknown
DxOMark Video *
  • 93
Unknown
DxOMark Selfie Score *
  • 98
Unknown
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Processor CPU
  • - Hexa-core (2x3.1 GHz Firestorm + 4x1.8 GHz Icestorm)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • - Apple GPU (4-core graphics)
  • Adreno 308
Antutu 7 score * Unknown
  • 43152
GeekBench 4 Single Core * Unknown
  • 664
GeekBench 4 Multi-Core * Unknown
  • 1740
GeekBench 4 RenderScript * Unknown
  • 1350
Antutu 8 score *
  • 598478
Unknown
GeekBench 5 Single Core *
  • 1580
  • 123
GeekBench 5 Multi-Core *
  • 3920
  • 396
General specs
General specs — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Release date
  • 2020
  • October 13
  • 2016
  • November
Colors
  • Black
  • White
  • Red
  • Green
  • Blue
  • Gold
  • Rose Gold
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 880 EUR
  • 110 EUR
Battery life
  • Stand by time- Up to 17 h (multimedia) Music play - Up to 65 h
Unknown
Body build
  • Glass front (Gorilla Glass)
  • glass back (Gorilla Glass)
  • aluminum frame
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
SIM card
  • Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM
  • dual stand-by) - for China
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM) - for China CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - 1
  • 2
  • 3
  • 4
  • 5
  • 7
  • 8
  • 12
  • 13
  • 14
  • 17
  • 18
  • 19
  • 20
  • 25
  • 26
  • 28
  • 29
  • 30
  • 32
  • 34
  • 38
  • 39
  • 40
  • 41
  • 42
  • 46
  • 48
  • 66
  • 71 - A2176 -5G - 1
  • 71
  • 77
  • 78
  • 79
  • 260
  • 261 Sub6/mmWave - A2176
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • 5G
  • EV-DO Rev.A 3.1 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/6
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Lightning
  • USB 2.0
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.99 W/kg (head) 0.99 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Radio
  • No
  • FM radio
Others
  • - Dolby Vision -Wide color gamut -True-tone -HDR10 -625 nits (typ) -1200 nits (peak)
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for iPhone 12, Redmi 4a.
SpecificationiPhone 12Redmi 4a
Dop
  • - Sensors - Face ID
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Siri natural language commands and dictation - Fast charging 20W
  • 50% in 30 min -USB Power Delivery 2.0 -Qi fast wireless charging 15W - IP68 dust/water resistant (up to 6m for 30 mins) -Apple Pay (Visa
  • MasterCard
  • AMEX certified) - Versions: A2399 (International); A2176 (USA); A2398 (Canada
  • Japan); A2400 (China); A2399 (Hong Kong)
  • Sensors Accelerometer
  • gyro
  • proximity
  • Infrared port