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  2. A1 Alpha vs Celkon A900

A1 Alpha vs Celkon A900

Compare recorded specifications, size and practical differences.

A1 Alpha

A1 Alpha

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    Celkon A900

    Celkon A900

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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.

        • WeightAlpha: 35 g lighterAlpha: 150 g · A900: 185 g
        • WidthAlpha: 5.9 mm narrowerAlpha: 75.8 mm · A900: 81.7 mm
        • Screen diagonalA900: 1.26 in smaller diagonalA900: 5 in · Alpha: 6.26 in
        • Rear camera layoutDual / SingleAlpha: Dual · A900: Single
        • DepthAlpha: 2.1 mm thinnerAlpha: 8.1 mm · A900: 10.2 mm
        • Release year2019 / 2012Alpha: 2019 · A900: 2012

        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
        Alpha: 151.7 × 75.8 mm 1 A900: 152.8 × 81.7 mm 2
        Side
        Alpha: 151.7 × 8.1 mm 1 A900: 152.8 × 10.2 mm 2
        1. 1. Alpha
          Height
          151.7 mm
          Width
          75.8 mm
          Depth
          8.1 mm
          Weight
          150 g
        2. 2. A900
          Height
          152.8 mm
          Width
          81.7 mm
          Depth
          10.2 mm
          Weight
          185 g

        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
        SpecificationAlphaA900
        Dimensions (HxWxD)
        • 151.7 Х 75.8 Х 8.1 mm
        • 152.8 Х 81.7 Х 10.2 mm
        Weight
        • 150 g
        • 185 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 6.26" inch
        • 5" inch
        Screen resolution
        • 720 x 1520 px
        • 480 x 800 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 2GB RAM
        • 64GB 3GB RAM
        		 Unknown
        Memory card support
        • microSD
        • up to 256 GB (uses shared SIM slot)
        • microSD
        • up to 32 GB (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 3200 mAh
        • Non-removable Li-Ion
        • 2000 mAh
        • Li-Ion
        Operating system OS
        • Android 9.0 (Pie)
        • Android 2.3.6 (Gingerbread)
        Chipset
        • Unisoc SC9863A (28nm)
        		 Unknown
        NFC
        • Yes (64/3GB model only)
        		 Unknown
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationAlphaA900
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        		 Unknown
        Screen area
        • 97.8 cm2
        • 71.2 cm2
        Screen format
        • 19:9 (height:width)
        • 5:3 (height:width)
        Screen to body ratio
        • 82.1%
        • 57.0%
        PPI /points per inch/
        • 269 PPI
        • 187 PPI
        Camera and Video
        Camera and Video
        SpecificationAlphaA900
        Rear camera, main
        • 13 MP
        • Dual
        • 5 MP
        • Single
        Camera specs
        • 13 MP
        • f/2.0
        • AF -2 MP
        • f/2.4
        • depth sensor
        • 5 MP
        Functions
        • LED flash
        • HDR
        		 Unknown
        Video
        • 1080p@30fps
        • Yes
        Front camera, selfie
        • 8 MP
        • Single
        • 0.3 MP
        • Single
        Specifications
        • 8 MP
        • f/2.0
        		 Unknown
        Performance
        Performance
        SpecificationAlphaA900
        Processor CPU
        • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
        • 1.0 GHz
        Graphics processor GPU
        • IMG8322
        		 Unknown
        General specs
        General specs
        SpecificationAlphaA900
        Release date
        • 2019
        • August
        • 2012
        • November
        Colors
        • Black
        • Green
        • Black
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 150 EUR
        • 120 EUR
        Battery life Unknown
        • Stand by time- Up to 350 h Talking time- Up to 8 h 20 min
        Communication and Connectivity
        Communication and Connectivity
        SpecificationAlphaA900
        SIM card
        • Hybrid 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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
        • 3(1800)
        • 5(850)
        • 7(2600)
        • 8(900)
        • 20(800)
        • 38(2600)
        • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
        Speed
        • HSPA 42.2/5.76 Mbps
        • LTE Cat4 150/50 Mbps
        • HSPA
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11 b/g/n
        GPS
        • Yes
        • with A-GPS
        • GLONASS
        • Yes
        USB
        • microUSB 2.0
        • USB On-The-Go
        • microUSB 2.0
        Bluetooth
        • 4.2
        • A2DP
        • LE
        • Yes
        Music and Audio
        Music and Audio
        SpecificationAlphaA900
        Radio
        • FM radio
        • FM radio
        Others
        • Active noise cancellation with dedicated mic
        		 Unknown
        Other features
        Other features
        SpecificationAlphaA900
        Dop
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • gyro
        • proximity
        • compass
        • Sensors Accelerometer MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Photo viewer/editor

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