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  2. alcatel S42 vs Celkon A20

alcatel S42 vs Celkon A20

Compare recorded specifications, size and practical differences.

alcatel S42

alcatel S42

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    Celkon A20

    Celkon A20

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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.

        • Screen diagonalA20: 1.5 in smaller diagonalA20: 4 in · S42: 5.5 in
        • Release year2020 / 2013S42: 2020 · A20: 2013

        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
        S42: 161.3 × 77.2 mm 1
        Side
        S42: 161.3 × 12.7 mm 1
        1. 1. S42
          Height
          161.3 mm
          Width
          77.2 mm
          Depth
          12.7 mm
          Weight
          220 g
        2. 2. A20
          Height
          Unknown
          Width
          Unknown
          Depth
          Unknown
          Weight
          Unknown

          Unavailable dimensions are omitted from the drawing.

        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
        S42: 5.5 in, 18:9, About 78.1 cm² rectangular area 1 A20: 4 in, 5:3, About 45.5 cm² rectangular area 2
        1. 1. S42 5.5 in · 18:9 About 78.1 cm² rectangular area
        2. 2. A20 4 in · 5:3 About 45.5 cm² rectangular area

        S42 has approximately 71.4% more rectangular screen area than A20.

        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
        StorageS42A20
        32 GB 3 GB RAM Unknown
        A20: Original memory entry

        256 MB · 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. S42

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

        2. A20

        NFC
        Unknown
        Headphone jack
        Yes
        Memory card support
        See details microSD · up to 32 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. S424200 mAh

          +2700 mAh versus A20

        2. 2. A201500 mAh

        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. S422. A20

        Everyday essentials
        Everyday essentials
        SpecificationS42A20
        Dimensions (HxWxD)
        • 161.3 Х 77.2 Х 12.7 mm
        • Х Х mm
        Weight
        • 220 g
        • 0 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 5.5" inc
        • 4" inch
        Screen resolution
        • 720 x 1440 px
        • 480 x 800 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 3GB RAM
        • 256 MB
        • 512 MB RAM
        Memory card support
        • microSDXC (dedicated slot)
        • microSD
        • up to 32 GB (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 4200 mAh
        • Non-removable Li-Po
        • 1500 mAh
        • Li-Ion
        Operating system OS
        • Android 10.0
        • planned upgrade to Android 11.0
        • Android 4.2.0 (Jelly Bean)
        Chipset
        • - Mediatek MT6761D Helio A20 (12 nm)
        		 Unknown
        NFC
        • Yes
        		 Unknown
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationS42A20
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        		 Unknown
        Screen area
        • 78.1 cm2
        • 45.5 cm2
        Screen format
        • 18:9 (height:width)
        • 5:3 (height:width)
        PPI /points per inch/ Unknown
        • 233 PPI
        Screen protection
        • DragonTrail Pro
        		 Unknown
        Camera and Video
        Camera and Video
        SpecificationS42A20
        Rear camera, main
        • 13 MP
        • Single
        • 3.15 MP
        • Single
        Camera specs
        • -13 MP
        • AF
        • 3.15 MP
        Functions
        • LED flash
        		 Unknown
        Video
        • 1080p@30fps
        • Yes
        Front camera, selfie
        • 5 MP
        • Single
        • 0.3 MP
        • Single
        Specifications
        • 5 MP
        • VGA
        Performance
        Performance
        SpecificationS42A20
        Processor CPU
        • - Quad-core 1.8 GHz Cortex-A53
        • Dual-core 1.2 GHz
        Graphics processor GPU
        • - PowerVR GE8320
        		 Unknown
        General specs
        General specs
        SpecificationS42A20
        Release date
        • 2020
        • January
        • 2013
        • August
        Colors
        • Black
        • Black
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 300 EUR
        • 60 EUR
        Communication and Connectivity
        Communication and Connectivity
        SpecificationS42A20
        SIM card
        • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
        • dual stand-by)
        • Dual SIM (Mini-SIM)
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 - EU HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA -4G - LTE (unspecified)
        • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
        Speed
        • HSPA 42.2/5.76 Mbps
        • LTE-A (2CA) Cat6 300/50 Mbps
        • Yes
        • 384 kbps
        GPRS
        • Yes
        • Class 12
        Edge
        • Yes
        • Class 12
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • hotspot
        • Wi-Fi 802.11 b/g/n
        GPS
        • Yes
        • with A-GPS
        • GLONASS
        • BDS
        • No
        USB
        • microUSB 2.0
        • USB On-The-Go
        • microUSB 2.0
        Bluetooth
        • 5.0
        • A2DP
        • LE
        • Yes
        Harmful irradiation Unknown
        • SAR EU - 0.88 W/kg (head) 0.60 W/kg (body)
        Music and Audio
        Music and Audio
        SpecificationS42A20
        Radio
        • FM radio
        		 Unknown
        Other features
        Other features
        SpecificationS42A20
        Dop
        • - Sensors - Accelerometer
        • proximity
        • compass - IP68 dust/water resistant (up to 1.5m for 35 mins) -Drop-to-concrete resistance from up to 1.8 m -MIL-STD-810G compliant - Also known as Cat S32
        • Sensors Proximity
        • gyro

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