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  2. A1 Alpha vs ZTE X990

A1 Alpha vs ZTE X990

Compare recorded specifications, size and practical differences.

A1 Alpha

A1 Alpha

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    ZTE X990

    ZTE X990

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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.

        • WeightX990: 60 g lighterX990: 90 g · Alpha: 150 g
        • WidthX990: 14.8 mm narrowerX990: 61 mm · Alpha: 75.8 mm
        • Screen diagonalX990: 3.76 in smaller diagonalX990: 2.5 in · Alpha: 6.26 in
        • Rear camera layoutDual / SingleAlpha: Dual · X990: Single
        • DepthAlpha: 3.9 mm thinnerAlpha: 8.1 mm · X990: 12 mm
        • HeightX990: 44.7 mm shorterX990: 107 mm · Alpha: 151.7 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
        Alpha: 151.7 × 75.8 mm 1 X990: 107 × 61 mm 2
        Side
        Alpha: 151.7 × 8.1 mm 1 X990: 107 × 12 mm 2
        1. 1. Alpha
          Height
          151.7 mm+44.7 mm versus X990
          Width
          75.8 mm+14.8 mm versus X990
          Depth
          8.1 mm
          Weight
          150 g
        2. 2. X990
          Height
          107 mm
          Width
          61 mm
          Depth
          12 mm+3.9 mm versus Alpha
          Weight
          90 g
        Weight

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

        1. 1. Alpha150 g

          +60 g versus X990

        2. 2. X99090 g

        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
        Alpha: 6.26 in, 19:9, About 97.8 cm² rectangular area 1 X990: 2.5 in, 4:3, About 19.4 cm² rectangular area 2
        1. 1. Alpha 6.26 in · 19:9 About 97.8 cm² rectangular area
        2. 2. X990 2.5 in · 4:3 About 19.4 cm² rectangular area

        Alpha has approximately 405.4% more rectangular screen area than X990.

        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
        StorageAlphaX990
        32 GB 2 GB RAM Unknown
        64 GB 3 GB RAM Unknown
        X990: Original memory entry

        5 MB

        Practical features

        Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

        1. Alpha

        NFC
        See details Yes (64/3GB model only)
        Headphone jack
        Yes
        Memory card support
        See details microSD · up to 256 GB (uses shared SIM slot)

        2. X990

        NFC
        Unknown
        Headphone jack
        No
        Memory card support
        See details microSD · up to 8 GB (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. Alpha2. X990

        Everyday essentials
        Everyday essentials
        SpecificationAlphaX990
        Dimensions (HxWxD)
        • 151.7 Х 75.8 Х 8.1 mm
        • 107 Х 61 Х 12 mm
        Weight
        • 150 g
        • 90 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 6.26" inch
        • 2.5" inch
        Screen resolution
        • 720 x 1520 px
        • 320 x 240 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 2GB RAM
        • 64GB 3GB RAM
        • 5 MB
        Memory card support
        • microSD
        • up to 256 GB (uses shared SIM slot)
        • microSD
        • up to 8 GB (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 3200 mAh
        • Non-removable Li-Ion
        • 0 mAh,
        Operating system OS
        • Android 9.0 (Pie)
        • Microsoft Windows Mobile 6.5 Professional
        Chipset
        • Unisoc SC9863A (28nm)
        		 Unknown
        NFC
        • Yes (64/3GB model only)
        		 Unknown
        Headphone jack
        • Yes
        • No
        Display
        Display
        SpecificationAlphaX990
        Touchscreen
        • capacitive touchscreen
        • resistive touchscreen
        Display colors
        • 16M
        • 256K
        Screen area
        • 97.8 cm2
        • 19.4 cm2
        Screen format
        • 19:9 (height:width)
        • 4:3 (height:width)
        Screen to body ratio
        • 82.1%
        • 29.7%
        PPI /points per inch/
        • 269 PPI
        • 160 PPI
        Camera and Video
        Camera and Video
        SpecificationAlphaX990
        Rear camera, main
        • 13 MP
        • Dual
        • 2 MP
        • Single
        Camera specs
        • 13 MP
        • f/2.0
        • AF -2 MP
        • f/2.4
        • depth sensor
        • 2 MP
        Functions
        • LED flash
        • HDR
        		 Unknown
        Video
        • 1080p@30fps
        • Yes
        Front camera, selfie
        • 8 MP
        • Single
        • 0 MP,
        Specifications
        • 8 MP
        • f/2.0
        		 Unknown
        Performance
        Performance
        SpecificationAlphaX990
        Processor CPU
        • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
        		 Unknown
        Graphics processor GPU
        • IMG8322
        		 Unknown
        General specs
        General specs
        SpecificationAlphaX990
        Release date
        • 2019
        • August
        • 2010
        • March
        Colors
        • Black
        • Green
        • White
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 150 EUR
        		 Unknown
        Battery life Unknown
        • Stand by time- Up to 480 h Talking time- Up to 8 h
        Communication and Connectivity
        Communication and Connectivity
        SpecificationAlphaX990
        SIM card
        • Hybrid Dual SIM (Nano-SIM
        • dual stand-by)
        • 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)
        		 Unknown
        Speed
        • HSPA 42.2/5.76 Mbps
        • LTE Cat4 150/50 Mbps
        		 Unknown
        GPRS
        • Yes
        • Class 10
        Edge
        • Yes
        • Class 10
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • No
        GPS
        • Yes
        • with A-GPS
        • GLONASS
        • No
        USB
        • microUSB 2.0
        • USB On-The-Go
        • microUSB 2.0
        Bluetooth
        • 4.2
        • A2DP
        • LE
        • 2.0
        • A2DP
        Harmful irradiation Unknown
        • SAR EU - 0.96 W/kg (head)
        Music and Audio
        Music and Audio
        SpecificationAlphaX990
        Radio
        • FM radio
        • Stereo FM radio
        • RDS
        Others
        • Active noise cancellation with dedicated mic
        		 Unknown
        Other features
        Other features
        SpecificationAlphaX990
        Dop
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • gyro
        • proximity
        • compass
        • Windows Live Messenger -MP3/WMA/eAAC+ player -MP4/H.264 player -MS Office -Organizer -Voice memo -Predictive text input Also known as Messenger by SFR 251 Edition

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