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  2. Celkon A66 vs O2 XDA Nova

Celkon A66 vs O2 XDA Nova

Compare recorded specifications, size and practical differences.

Celkon A66

Celkon A66

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    O2 XDA Nova

    O2 XDA Nova

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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.

        • WeightA66: 22 g lighterA66: 98 g · XDA Nova: 120 g
        • WidthXDA Nova: 9.2 mm narrowerXDA Nova: 58 mm · A66: 67.2 mm
        • Screen diagonalXDA Nova: 1.7 in smaller diagonalXDA Nova: 2.8 in · A66: 4.5 in
        • DepthA66: 3 mm thinnerA66: 11 mm · XDA Nova: 14 mm
        • HeightXDA Nova: 36 mm shorterXDA Nova: 100 mm · A66: 136 mm
        • Release year2014 / 2007A66: 2014 · XDA Nova: 2007

        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 XDA Nova: 100 × 58 mm 2
        Side
        A66: 136 × 11 mm 1 XDA Nova: 100 × 14 mm 2
        1. 1. A66
          Height
          136 mm+36 mm versus XDA Nova
          Width
          67.2 mm+9.2 mm versus XDA Nova
          Depth
          11 mm
          Weight
          98 g
        2. 2. XDA Nova
          Height
          100 mm
          Width
          58 mm
          Depth
          14 mm+3 mm versus A66
          Weight
          120 g
        Weight

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

        1. 1. A6698 g
        2. 2. XDA Nova120 g

          +22 g versus A66

        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 XDA Nova: 2.8 in, 4:3, About 24.3 cm² rectangular area 2
        1. 1. A66 4.5 in · 16:9 About 55.8 cm² rectangular area
        2. 2. XDA Nova 2.8 in · 4:3 About 24.3 cm² rectangular area

        A66 has approximately 129.9% more rectangular screen area than XDA Nova.

        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

        XDA Nova: Original memory entry

        128 MB RAM · 256 MB ROM

        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. XDA Nova

        NFC
        Unknown
        Headphone jack
        No
        Memory card support
        See details microSD (dedicated slot) · 1 GB included

        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. XDA Nova

        Everyday essentials
        Everyday essentials
        SpecificationA66XDA Nova
        Dimensions (HxWxD)
        • 136 Х 67.2 Х 11 mm
        • 100 Х 58 Х 14 mm
        Weight
        • 98 g
        • 120 g
        Technology
        • TFT
        • TFT
        Screen size
        • 4.5" inch
        • 2.8" inch
        Screen resolution
        • 480 x 854 px
        • 240 x 320 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 4 GB
        • 512 MB RAM
        • 128 MB RAM
        • 256 MB ROM
        Memory card support
        • microSD
        • up to 32 GB
        • microSD (dedicated slot)
        • 1 GB included
        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)
        • Microsoft Windows Mobile 6.0 Professional
        Chipset Unknown
        • TI OMAP 850
        Headphone jack
        • Yes
        • No
        Display
        Display
        SpecificationA66XDA Nova
        Touchscreen
        • capacitive touchscreen
        • resistive touchscreen
        Display colors Unknown
        • 65K
        Screen area
        • 55.8 cm2
        • 24.3 cm2
        Screen format
        • 16:9 (height:width)
        • 4:3 (height:width)
        Screen to body ratio
        • 61.1%
        • 41.9%
        PPI /points per inch/
        • 218 PPI
        • 143 PPI
        Camera and Video
        Camera and Video
        SpecificationA66XDA Nova
        Rear camera, main
        • 3.15 MP
        • Single
        • 2 MP
        • Single
        Camera specs
        • 3.15 MP
        • 2 MP
        Functions
        • LED flash
        		 Unknown
        Video
        • Yes
        • Yes
        Front camera, selfie
        • 0.3 MP
        • Single
        • 0 MP,
        Specifications
        • VGA
        		 Unknown
        Performance
        Performance
        SpecificationA66XDA Nova
        Processor CPU
        • Dual-core 1.2 GHz
        • 200 MHz ARM926EJ-S
        General specs
        General specs
        SpecificationA66XDA Nova
        Release date
        • 2014
        • 2007
        • June
        Colors
        • White
        • Black
        • Soft Black
        • Wasabi Green
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
        • 520 EUR
        Battery life
        • Stand by time- Up to 160 h Talking time- Up to 5 h
        • Stand by time- Up to 200 h Talking time- Up to 3 h 30 min
        Communication and Connectivity
        Communication and Connectivity
        SpecificationA66XDA Nova
        SIM card
        • Dual SIM
        • Mini-SIM
        GPRS
        • Yes
        • Class 10
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • hotspot
        • Wi-Fi 802.11b/g
        GPS
        • Yes
        • No
        USB
        • microUSB
        • miniUSB
        Bluetooth
        • 2.0
        • 2.0
        Harmful irradiation
        • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
        		 Unknown
        Music and Audio
        Music and Audio
        SpecificationA66XDA Nova
        Radio
        • FM radio
        • No
        Others Unknown
        • TouchFLO finger swipe navigation -Handwriting recognition -5-way navigation
        Other features
        Other features
        SpecificationA66XDA Nova
        Dop
        • Sensors Accelerometer
        • proximity
        • Pocket Office -Voice memo -MP3/AAC player HTC Elf platform

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