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  2. Infinix Zero 4 Plus vs Oppo A91

Infinix Zero 4 Plus vs Oppo A91

Compare recorded specifications, size and practical differences.

Oppo A91

Oppo A91

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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 technologyOLED versus LCDZero 4 Plus: LCD · A91: OLED
      • WeightA91: 31 g lighterA91: 172 g · Zero 4 Plus: 203 g
      • WidthA91: 9.7 mm narrowerA91: 73.3 mm · Zero 4 Plus: 83 mm
      • Screen diagonalZero 4 Plus: 0.42 in smaller diagonalZero 4 Plus: 5.98 in · A91: 6.4 in
      • ChipsetMediatek MT6797M Helio X20 (20 nm) / Mediatek MT6771V Helio P70 (12nm)Zero 4 Plus: Mediatek MT6797M Helio X20 (20 nm) · A91: Mediatek MT6771V Helio P70 (12nm)
      • Rear camera layoutSingle / QuadZero 4 Plus: Single · A91: Quad

      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
      Zero 4 Plus: 160.5 × 83 mm 1 A91: 160.2 × 73.3 mm 2
      Side
      Zero 4 Plus: 160.5 × 8.3 mm 1 A91: 160.2 × 7.9 mm 2
      1. 1. Zero 4 Plus
        Height
        160.5 mm
        Width
        83 mm+9.7 mm versus A91
        Depth
        8.3 mm
        Weight
        203 g
      2. 2. A91
        Height
        160.2 mm
        Width
        73.3 mm
        Depth
        7.9 mm
        Weight
        172 g
      Weight

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

      1. 1. Zero 4 Plus203 g

        +31 g versus A91

      2. 2. A91172 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.

      Screen size
      Zero 4 Plus: 5.98 in, 16:9, About 98.6 cm² rectangular area 1 A91: 6.4 in, 20:9, About 98.9 cm² rectangular area 2
      1. 1. Zero 4 Plus 5.98 in · 16:9 About 98.6 cm² rectangular area
      2. 2. A91 6.4 in · 20:9 About 98.9 cm² rectangular area

      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
      StorageZero 4 PlusA91
      128 GB Unknown 8 GB RAM
      Zero 4 Plus: Original memory entry

      64 GB · 512GB 4GB

      Practical features

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

      1. Zero 4 Plus

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      See details microSD · up to 128 GB

      2. A91

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      See details microSD · up to 256 GB (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. Zero 4 Plus4000 mAh
      2. 2. A914025 mAh

        +25 mAh versus Zero 4 Plus

      Specifications

      Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

      Everyday essentials
      Everyday essentials
      SpecificationZero 4 PlusA91
      Dimensions (HxWxD)
      • 160.5 Х 83 Х 8.3 mm
      • 160.2 Х 73.3 Х 7.9 mm
      Weight
      • 203 g
      • 172 g
      Technology
      • IPS LCD
      • AMOLED
      Screen size
      • 5.98" inch
      • 6.4" inch
      Screen resolution
      • 1080 x 1920 px
      • 1080 x 2400 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 64 GB
      • 512GB 4GB
      • 128GB 8GB RAM
      Memory card support
      • microSD
      • up to 128 GB
      • microSD
      • up to 256 GB (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 4000 mAh
      • Non-removable Li-Ion
      • 4025 mAh
      • Non-removable Li-Po
      Operating system OS
      • Android 6.0 (Marshmallow)
      • Android 9.0 (Pie); ColorOS 6.1
      Chipset
      • Mediatek MT6797M Helio X20 (20 nm)
      • Mediatek MT6771V Helio P70 (12nm)
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationZero 4 PlusA91
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • 16M
      • 16M
      Screen area
      • 98.6 cm2
      • 100.4 cm2
      Screen format
      • 16:9 (height:width)
      • 20:9 (height:width)
      Screen to body ratio
      • 74.0%
      • 85.5%
      PPI /points per inch/
      • 368 PPI
      • 408 PPI
      Screen protection
      • Corning Gorilla Glass 3
      • Corning Gorilla Glass 5
      Camera and Video
      Camera and Video
      SpecificationZero 4 PlusA91
      Rear camera, main
      • 21 MP
      • Single
      • 48 MP
      • Quad
      Camera specs
      • 21 MP
      • f/2.0
      • OIS
      • Laser AF/ PDAF
      • 48 MP
      • f/1.8
      • 26mm (wide)
      • 1/2.0"
      • 0.8µm
      • PDAF -8 MP
      • f/2.2
      • 13mm (ultrawide)
      • 1/4.0"
      • 1.12µm -2 MP B/W
      • f/2.4
      • 1/5.0"
      • 1.75µm -2 MP
      • 1.75µm
      • depth sensor
      Functions
      • LED flash
      • HDR
      Video
      • 1080p@30fps
      • 1080p@30fps
      Front camera, selfie
      • 13 MP
      • Single
      • 16 MP
      • Single
      Specifications
      • 13 MP
      • f/2.2
      • 16 MP
      • f/2.0
      • 26mm (wide)
      • 1/3.1''
      • 1.0µm
      Performance
      Performance
      SpecificationZero 4 PlusA91
      Processor CPU
      • Deca-core 2.0 GHz
      • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
      Graphics processor GPU
      • Mali-T880 MP4
      • Mali-G72 MP3
      Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 73620
      • 135756
      GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 1542
      		 Unknown
      GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 4682
      		 Unknown
      General specs
      General specs
      SpecificationZero 4 PlusA91
      Release date
      • 2017
      • March
      • 2019
      • December
      Colors
      • Lilac grey
      • Champagne
      • Galaxy Blue
      • Silver purple
      • Dark Blue
      • Red
      • Blue
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
      • 260 EUR
      Body build Unknown
      • Glass front (Gorilla Glass 5)
      • plastic back
      • plastic frame
      Communication and Connectivity
      Communication and Connectivity
      SpecificationZero 4 PlusA91
      SIM card
      • Dual SIM (Micro-SIM
      • dual stand-by)
      • Dual SIM (Nano-SIM
      • dual stand-by)
      Network
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
      • 3(1800)
      • 5(850)
      • 7(2600)
      • 8(900)
      • 20(800)
      • 38(2600)
      • 40(2300) LTE band 2(1900)
      • 4(1700/2100)
      • 28(700)
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
      • 3(1800)
      • 4(1700/2100)
      • 5(850)
      • 8(900)
      • 34(2000)
      • 38(2600)
      • 39(1900)
      • 40(2300)
      • 41(2500)
      Speed
      • HSPA 42.2/5.76 Mbps
      • LTE Cat4 150/50 Mbps
      • HSPA 42.2/11.5 Mbps
      • LTE-A
      GPRS
      • Yes
      • Yes
      Edge
      • Yes
      • Yes
      Wi-Fi
      • Wi-Fi 802.11 a/b/g/n/ac
      • WiFi Direct
      • hotspot
      • Wi-Fi 802.11 a/b/g/n/ac/ax
      • dual-band
      • Wi-Fi Direct
      • hotspot
      GPS
      • Yes
      • with A-GPS
      • Yes
      • with A-GPS
      • GLONASS
      • BDS
      USB
      • microUSB 2.0
      • USB On-The-Go
      • 2.0
      • Type-C 1.0 reversible connector
      • USB On-The-Go
      Bluetooth
      • 4.2
      • A2DP
      • LE
      • 4.2
      • A2DP
      • LE
      Music and Audio
      Music and Audio
      SpecificationZero 4 PlusA91
      Radio
      • FM radio
      • FM radio
      Others Unknown
      • 430 nits typ. brightness
      • Active noise cancellation with dedicated mic
      Other features
      Other features
      SpecificationZero 4 PlusA91
      Dop
      • Sensors Fingerprint (rear-mounted)
      • accelerometer
      • gyro
      • proximity
      • compass
      • Sensors Fingerprint (under display
      • optical)
      • accelerometer
      • gyro
      • proximity
      • compass - Fast charging 20W
      • 50% in 30 min -VOOC 3.0

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