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  2. Celkon A66 vs ZTE U900

Celkon A66 vs ZTE U900

Compare recorded specifications, size and practical differences.

Celkon A66

Celkon A66

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    ZTE U900

    ZTE U900

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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 diagonalU900: 1 in smaller diagonalU900: 3.5 in · A66: 4.5 in
        • Release year2014 / 2011A66: 2014 · U900: 2011

        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
        A66: 136 × 67.2 mm 1
        Side
        A66: 136 × 11 mm 1
        1. 1. A66
          Height
          136 mm
          Width
          67.2 mm
          Depth
          11 mm
          Weight
          98 g
        2. 2. U900
          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
        A66: 4.5 in, 16:9, About 55.8 cm² rectangular area 1 U900: 3.5 in, 5:3, About 34.9 cm² rectangular area 2
        1. 1. A66 4.5 in · 16:9 About 55.8 cm² rectangular area
        2. 2. U900 3.5 in · 5:3 About 34.9 cm² rectangular area

        A66 has approximately 60.1% more rectangular screen area than U900.

        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.

        A66: Original memory entry

        4 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. A66

        NFC
        Unknown
        Headphone jack
        Yes
        Memory card support
        See details microSD · up to 32 GB

        2. U900

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

        Battery capacity

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

        At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

        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. A662. U900

        Everyday essentials
        Everyday essentials
        SpecificationA66U900
        Dimensions (HxWxD)
        • 136 Х 67.2 Х 11 mm
        • Х Х mm
        Weight
        • 98 g
        • 0 g
        Technology
        • TFT
        • TFT
        Screen size
        • 4.5" inch
        • 3.5" inch
        Screen resolution
        • 480 x 854 px
        • 480 x 800 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 4 GB
        • 512 MB RAM
        		 Unknown
        Memory card support
        • microSD
        • up to 32 GB
        • microSD (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Li-Ion
        • 0 mAh,
        Operating system OS
        • Android 4.1.2 (Jelly Bean)
        • Android-based OPhone 2.0
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationA66U900
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors Unknown
        • 256K
        Screen area
        • 55.8 cm2
        • 34.9 cm2
        Screen format
        • 16:9 (height:width)
        • 5:3 (height:width)
        Screen to body ratio
        • 61.1%
        		 Unknown
        PPI /points per inch/
        • 218 PPI
        • 267 PPI
        Camera and Video
        Camera and Video
        SpecificationA66U900
        Rear camera, main
        • 3.15 MP
        • Single
        • 3.15 MP
        • Single
        Camera specs
        • 3.15 MP
        • 3.15 MP
        • AF
        Functions
        • LED flash
        		 Unknown
        Video
        • Yes
        • Yes
        Front camera, selfie
        • 0.3 MP
        • Single
        • 0.3 MP
        • Single
        Specifications
        • VGA
        • VGA
        Performance
        Performance
        SpecificationA66U900
        Processor CPU
        • Dual-core 1.2 GHz
        		 Unknown
        General specs
        General specs
        SpecificationA66U900
        Release date
        • 2014
        • 2011
        • February
        Colors
        • White
        • Black
        • White
        Battery life
        • Stand by time- Up to 160 h Talking time- Up to 5 h
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationA66U900
        SIM card
        • Dual SIM
        • Mini-SIM
        Network Unknown
        • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
        Speed Unknown
        • HSPA
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • hotspot
        • Wi-Fi 802.11 b/g
        GPS
        • Yes
        • Yes
        • with A-GPS
        USB
        • microUSB
        • microUSB 2.0
        Bluetooth
        • 2.0
        • 2.1
        • A2DP
        Harmful irradiation
        • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
        		 Unknown
        Music and Audio
        Music and Audio
        SpecificationA66U900
        Radio
        • FM radio
        		 Unknown
        Other features
        Other features
        SpecificationA66U900
        Dop
        • Sensors Accelerometer
        • proximity
        • Sensors Accelerometer
        • proximity
        • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input

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