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  2. Amoi E78 vs Oppo A7x

Amoi E78 vs Oppo A7x

Compare recorded specifications, size and practical differences.

Amoi E78

Amoi E78

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    Oppo A7x

    Oppo A7x

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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.

        • WeightE78: 19 g lighterE78: 150 g · A7x: 169 g
        • WidthE78: 13 mm narrowerE78: 61 mm · A7x: 74 mm
        • Screen diagonalE78: 3.84 in smaller diagonalE78: 2.46 in · A7x: 6.3 in
        • Rear camera layoutSingle / DualE78: Single · A7x: Dual
        • DepthA7x: 4.7 mm thinnerA7x: 8 mm · E78: 12.7 mm
        • HeightE78: 41.7 mm shorterE78: 115 mm · A7x: 156.7 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
        E78: 115 × 61 mm 1 A7x: 156.7 × 74 mm 2
        Side
        E78: 115 × 12.7 mm 1 A7x: 156.7 × 8 mm 2
        1. 1. E78
          Height
          115 mm
          Width
          61 mm
          Depth
          12.7 mm+4.7 mm versus A7x
          Weight
          150 g
        2. 2. A7x
          Height
          156.7 mm+41.7 mm versus E78
          Width
          74 mm+13 mm versus E78
          Depth
          8 mm
          Weight
          169 g
        Weight

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

        1. 1. E78150 g
        2. 2. A7x169 g

          +19 g versus E78

        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
        E78: 2.46 in, 4:3, About 18.7 cm² rectangular area 1 A7x: 6.3 in, 19.5:9, About 97.4 cm² rectangular area 2
        1. 1. E78 2.46 in · 4:3 About 18.7 cm² rectangular area
        2. 2. A7x 6.3 in · 19.5:9 About 97.4 cm² rectangular area

        A7x has approximately 419.9% more rectangular screen area than E78.

        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.

        No unambiguous storage/RAM pairings are recorded. See the original specifications below.

        E78: Original memory entry

        64 MB

        A7x: Original memory entry

        128 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. E78

        NFC
        See details Super AMOLED
        Headphone jack
        See details panorama
        Memory card support
        See details microSD (dedicated slot)

        2. A7x

        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. E781100 mAh
        2. 2. A7x3500 mAh

          +2400 mAh versus E78

        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. E782. A7x

        Everyday essentials
        Everyday essentials
        SpecificationE78A7x
        Dimensions (HxWxD)
        • 115 Х 61 Х 12.7 mm
        • 156.7 Х 74 Х 8 mm
        Weight
        • 150 g
        • 169 g
        Technology
        • TFT
        • LTPS IPS LCD
        Screen size
        • 2.46" inch
        • 6.3" inch
        Screen resolution
        • 240 x 320 px
        • 1080 x 2340 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 64 MB
        • 128 GB
        • 512GB 4GB
        Memory card support
        • microSD (dedicated slot)
        • microSD
        • up to 256 GB (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 1100 mAh
        • Removable Li-Ion
        • 3500 mAh
        • Non-removable Li-Po
        Operating system OS
        • Microsoft Windows Mobile 5.0 PocketPC
        • Android 8.1 (Oreo); ColorOS 5.2
        Chipset Unknown
        • Mediatek MT6771 Helio P60 (12 nm)
        NFC
        • Super AMOLED
        		 Unknown
        Headphone jack
        • panorama
        • Yes
        Display
        Display
        SpecificationE78A7x
        Touchscreen
        • resistive touchscreen
        • capacitive touchscreen
        Display colors
        • 65K
        • 16M
        Screen area
        • 18.7 cm2
        • 97.4 cm2
        Screen format
        • 4:3 (height:width)
        • 19.5:9 (height:width)
        Screen to body ratio
        • 26.7%
        • 84.0%
        PPI /points per inch/
        • 163 PPI
        • 409 PPI
        Screen protection Unknown
        • To be confirmed
        Camera and Video
        Camera and Video
        SpecificationE78A7x
        Rear camera, main
        • 2 MP
        • Single
        • 16 MP
        • Dual
        Camera specs
        • 2 MP
        • 16 MP
        • f/1.8
        • 1/3.1
        • 1.0µm
        • PDAF -2 MP
        • f/2.4
        • depth sensor
        Functions Unknown
        • HDR
        Video
        • Yes
        • 1080p@30fps
        Front camera, selfie
        • 0 MP,
        • 16 MP
        • Single
        Specifications
        • Super AMOLED
        • 16 MP
        • f/2.0
        Performance
        Performance
        SpecificationE78A7x
        Processor CPU
        • Super AMOLED
        • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
        Graphics processor GPU Unknown
        • Mali-G72 MP3
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 140725
        General specs
        General specs
        SpecificationE78A7x
        Release date
        • 2007
        • 2018
        • September
        Colors
        • Black
        • Starry Purple
        • Ice Flame Blue
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
        • 270 EUR
        Communication and Connectivity
        Communication and Connectivity
        SpecificationE78A7x
        SIM card
        • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
        • Dual SIM (Nano-SIM
        • dual stand-by)
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 -4G - LTE
        Speed
        • Super AMOLED
        • HSPA 42.2/5.76 Mbps
        • LTE-A (2CA) Cat13 600/100 Mbps
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • panorama
        • Wi-Fi 802.11 a/b/g/n
        • dual-band
        • WiFi Direct
        • hotspot
        GPS
        • panorama
        • Yes
        • with A-GPS
        • GLONASS
        • BDS
        USB
        • panorama
        • microUSB 2.0
        • USB On-The-Go
        Bluetooth
        • Quad-core 1.25 GHz Cortex-A53
        • A2DP
        • 4.2
        • A2DP
        • LE
        Music and Audio
        Music and Audio
        SpecificationE78A7x
        Radio
        • panorama
        • FM radio
        Others Unknown
        • Active noise cancellation with dedicated mic
        Other features
        Other features
        SpecificationE78A7x
        Dop
        • File transfer -Organizer -Task synchronizing -Pocket Office
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • gyro
        • proximity
        • compass - Charging 5V/2A 10W - For China

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