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  2. A1 Alpha vs Haier G51

A1 Alpha vs Haier G51

Compare recorded specifications, size and practical differences.

A1 Alpha

A1 Alpha

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    Haier G51

    Haier G51

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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: 5 g lighterAlpha: 150 g · G51: 155 g
        • WidthG51: 2.9 mm narrowerG51: 72.9 mm · Alpha: 75.8 mm
        • Screen diagonalG51: 1.26 in smaller diagonalG51: 5 in · Alpha: 6.26 in
        • ChipsetUnisoc SC9863A (28nm) / Mediatek MT6737M (28 nm)Alpha: Unisoc SC9863A (28nm) · G51: Mediatek MT6737M (28 nm)
        • Rear camera layoutDual / SingleAlpha: Dual · G51: Single
        • DepthAlpha: 1 mm thinnerAlpha: 8.1 mm · G51: 9.1 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 G51: 142.6 × 72.9 mm 2
        Side
        Alpha: 151.7 × 8.1 mm 1 G51: 142.6 × 9.1 mm 2
        1. 1. Alpha
          Height
          151.7 mm
          Width
          75.8 mm
          Depth
          8.1 mm
          Weight
          150 g
        2. 2. G51
          Height
          142.6 mm
          Width
          72.9 mm
          Depth
          9.1 mm
          Weight
          155 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
        SpecificationAlphaG51
        Dimensions (HxWxD)
        • 151.7 Х 75.8 Х 8.1 mm
        • 142.6 Х 72.9 Х 9.1 mm
        Weight
        • 150 g
        • 155 g
        Technology
        • IPS LCD
        • IPS LCD
        Screen size
        • 6.26" inch
        • 5" inch
        Screen resolution
        • 720 x 1520 px
        • 480 x 854 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 2GB RAM
        • 64GB 3GB RAM
        • 8 GB
        • 1 GB RAM
        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
        • Removable Li-Ion
        Operating system OS
        • Android 9.0 (Pie)
        • Android 7.0 (Nougat)
        Chipset
        • Unisoc SC9863A (28nm)
        • Mediatek MT6737M (28 nm)
        NFC
        • Yes (64/3GB model only)
        		 Unknown
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationAlphaG51
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 97.8 cm2
        • 68.9 cm2
        Screen format
        • 19:9 (height:width)
        • 16:9 (height:width)
        Screen to body ratio
        • 82.1%
        • 66.3%
        PPI /points per inch/
        • 269 PPI
        • 196 PPI
        Screen protection Unknown
        • Scratch-resistant glass
        Camera and Video
        Camera and Video
        SpecificationAlphaG51
        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
        • AF
        • f/2.0
        Functions
        • LED flash
        • HDR
        • Dual-LED dual-tone flash
        Video
        • 1080p@30fps
        • 720p@30fps
        Front camera, selfie
        • 8 MP
        • Single
        • 5 MP
        • Single
        Specifications
        • 8 MP
        • f/2.0
        • 5 MP
        • f/2.4
        Performance
        Performance
        SpecificationAlphaG51
        Processor CPU
        • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
        • Quad-core 1.25 GHz Cortex-A53
        Graphics processor GPU
        • IMG8322
        • Mali-T720MP1
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 29322
        General specs
        General specs
        SpecificationAlphaG51
        Release date
        • 2019
        • August
        • 2017
        Colors
        • Black
        • Green
        • Black
        • Gold
        • White
        • Blue
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 150 EUR
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationAlphaG51
        SIM card
        • Hybrid Dual SIM (Nano-SIM
        • dual stand-by)
        • Dual SIM (Micro-SIM
        • dual stand-by)
        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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 HSDPA 850 / 1900 -4G - LTE band 1(2100)
        • 3(1800)
        • 7(2600)
        • 8(900)
        • 20(800) LTE band 2(1900)
        • 4(1700/2100)
        • 5(850)
        Speed
        • HSPA 42.2/5.76 Mbps
        • LTE Cat4 150/50 Mbps
        • HSPA 42.2/11.5 Mbps
        • LTE Cat4 150/50 Mbps
        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
        • Wi-Fi Direct
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • GLONASS
        • Yes
        • with A-GPS
        USB
        • microUSB 2.0
        • USB On-The-Go
        • microUSB 2.0
        Bluetooth
        • 4.2
        • A2DP
        • LE
        • 4.0
        • A2DP
        • LE
        Harmful irradiation Unknown
        • SAR EU - 0.71 W/kg (head) 1.11 W/kg (body)
        Music and Audio
        Music and Audio
        SpecificationAlphaG51
        Radio
        • FM radio
        • FM radio
        Others
        • Active noise cancellation with dedicated mic
        		 Unknown
        Other features
        Other features
        SpecificationAlphaG51
        Dop
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • gyro
        • proximity
        • compass
        • Sensors Accelerometer
        • proximity

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