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  2. Apple iPhone 4 vs Oppo A31

Apple iPhone 4 vs Oppo A31

Compare recorded specifications, size and practical differences.

Oppo A31

Oppo A31

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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.

      • WeightiPhone 4: 43 g lighteriPhone 4: 137 g · A31: 180 g
      • WidthiPhone 4: 16.9 mm narroweriPhone 4: 58.6 mm · A31: 75.5 mm
      • Screen diagonaliPhone 4: 3 in smaller diagonaliPhone 4: 3.5 in · A31: 6.5 in
      • Rear camera layoutSingle / TripleiPhone 4: Single · A31: Triple
      • DepthA31: 1 mm thinnerA31: 8.3 mm · iPhone 4: 9.3 mm
      • HeightiPhone 4: 48.7 mm shorteriPhone 4: 115.2 mm · A31: 163.9 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.

      Front
      iPhone 4: 115.2 × 58.6 mm 1 A31: 163.9 × 75.5 mm 2
      Side
      iPhone 4: 115.2 × 9.3 mm 1 A31: 163.9 × 8.3 mm 2
      1. 1. iPhone 4
        Height
        115.2 mm
        Width
        58.6 mm
        Depth
        9.3 mm+1 mm versus A31
        Weight
        137 g
      2. 2. A31
        Height
        163.9 mm+48.7 mm versus iPhone 4
        Width
        75.5 mm+16.9 mm versus iPhone 4
        Depth
        8.3 mm
        Weight
        180 g
      Weight

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

      1. 1. iPhone 4137 g
      2. 2. A31180 g

        +43 g versus iPhone 4

      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.

      Screen size
      iPhone 4: 3.5 in, 3:2, About 36.5 cm² rectangular area 1 A31: 6.5 in, 20:9, About 102 cm² rectangular area 2
      1. 1. iPhone 4 3.5 in · 3:2 About 36.5 cm² rectangular area
      2. 2. A31 6.5 in · 20:9 About 102 cm² rectangular area

      A31 has approximately 179.6% more rectangular screen area than iPhone 4.

      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 by storage capacity and phone
      StorageiPhone 4A31
      128 GB Unknown 4 GB RAM
      iPhone 4: Original memory entry

      8/16/32 GB · 512 MB RAM

      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 4

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      No

      2. A31

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      See details microSDXC (dedicated slot)

      Battery capacity

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

      Recorded capacity

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

      1. 1. iPhone 41420 mAh
      2. 2. A314230 mAh

        +2810 mAh versus iPhone 4

      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 42. A31

      Everyday essentials
      Everyday essentials
      SpecificationiPhone 4A31
      Dimensions (HxWxD)
      • 115.2 Х 58.6 Х 9.3 mm
      • 163.9 Х 75.5 Х 8.3 mm
      Weight
      • 137 g
      • 180 g
      Technology
      • LED-backlit IPS LCD
      • IPS LCD
      Screen size
      • 3.5" inch
      • 6.5" inch
      Screen resolution
      • 640 x 960 px
      • 720 x 1600 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 8/16/32 GB
      • 512 MB RAM
      • 128GB 4GB RAM
      Memory card support
      • No
      • microSDXC (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 1420 mAh
      • Non-removable Li-Po
      • 4230 mAh
      • Non-removable Li-Po
      Operating system OS
      • iOS 4
      • upgradable to iOS 7.1.2
      • Android 9.0 (Pie); ColorOS 6.1
      Chipset
      • Apple A4 (45 nm)
      • Mediatek MT6765V/CB Helio P35 (12nm)
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationiPhone 4A31
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • 16M
      • 16M
      Screen area
      • 36.5 cm2
      • 102.0 cm2
      Screen format
      • 3:2 (height:width)
      • 20:9 (height:width)
      Screen to body ratio
      • 54.0%
      • 82.4%
      PPI /points per inch/
      • 330 PPI
      • 270 PPI
      Screen protection
      • Corning Gorilla Glass
      • oleophobic coating
      		 Unknown
      Camera and Video
      Camera and Video
      SpecificationiPhone 4A31
      Rear camera, main
      • 5 MP
      • Single
      • 12 MP
      • Triple
      Camera specs
      • 5 MP
      • f/2.8
      • 1/3.2''
      • 1.75µm
      • AF
      • 12 MP
      • f/1.8
      • (wide)
      • PDAF -2 MP
      • f/2.4
      • 27mm (macro)
      • 1/5.0''
      • 1.75µm -2 MP
      • (depth)
      Functions
      • LED flash
      • HDR
      • HDR
      Video
      • 480p@30fps
      • 1080p@30fps
      Front camera, selfie
      • 0.3 MP
      • Single
      • 8 MP
      • Single
      Specifications
      • VGA
      • Videocalling over Wi-Fi only
      • 8 MP
      • f/2.0
      Performance
      Performance
      SpecificationiPhone 4A31
      Processor CPU
      • 1.0 GHz Cortex-A8
      • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
      Graphics processor GPU
      • PowerVR SGX535
      • PowerVR GE8320
      Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 4152
      		 Unknown
      Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 105221
      General specs
      General specs
      SpecificationiPhone 4A31
      Release date
      • 2010
      • June
      • 2020
      • February 13
      Colors
      • Black
      • White
      • Fantasy White
      • Mystery Black
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 200 EUR
      • 180 EUR
      Battery life
      • Stand by time- Up to 300 h (2G) / Up to 300 h (3G) Talking time- Up to 14 h (2G) / Up to 7 h (3G) Music play - Up to 40 h
      		 Unknown
      Body build
      • Front/back glass & aluminum frame
      • Glass front
      • plastic back
      • plastic frame
      Communication and Connectivity
      Communication and Connectivity
      SpecificationiPhone 4A31
      SIM card
      • Micro-SIM
      • Dual SIM (Nano-SIM
      • dual stand-by)
      Network
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
      Speed
      • HSPA 7.2/5.76 Mbps
      • HSPA 42.2/5.76 Mbps
      • LTE-A
      GPRS
      • Class 10
      • Yes
      Edge
      • Class 10
      • Yes
      Wi-Fi
      • Wi-Fi 802.11 b/g/n
      • hotspot
      • Wi-Fi 802.11 a/b/g/n/ac
      • dual-band
      • Wi-Fi Direct
      • hotspot
      GPS
      • Yes
      • with A-GPS
      • Yes
      • with A-GPS
      • BDS
      USB
      • 2.0
      • microUSB 2.0
      • USB On-The-Go
      Bluetooth
      • 2.1
      • A2DP
      • 5.0
      • A2DP
      • LE
      Harmful irradiation
      • SAR - 1.17 W/kg (head) 1.11 W/kg (body) SAR EU - 0.93 W/kg (head) 0.74 W/kg (body)
      		 Unknown
      Music and Audio
      Music and Audio
      SpecificationiPhone 4A31
      Radio
      • No
      • FM radio
      Others
      • Active noise cancellation with dedicated mic
      • 480 nits typ. brightness
      Other features
      Other features
      SpecificationiPhone 4A31
      Dop
      • Sensors Accelerometer
      • gyro
      • proximity
      • compass - Scratch-resistant glass back panel
      • Sensors Fingerprint (rear-mounted)
      • accelerometer
      • proximity
      • compass

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