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  2. A1 Alpha vs O2 XDA Stellar

A1 Alpha vs O2 XDA Stellar

Compare recorded specifications, size and practical differences.

A1 Alpha

A1 Alpha

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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: 40 g lighterAlpha: 150 g · XDA Stellar: 190 g
      • WidthXDA Stellar: 16.8 mm narrowerXDA Stellar: 59 mm · Alpha: 75.8 mm
      • Screen diagonalXDA Stellar: 3.46 in smaller diagonalXDA Stellar: 2.8 in · Alpha: 6.26 in
      • ChipsetUnisoc SC9863A (28nm) / Qualcomm MSM7200Alpha: Unisoc SC9863A (28nm) · XDA Stellar: Qualcomm MSM7200
      • Rear camera layoutDual / SingleAlpha: Dual · XDA Stellar: Single
      • DepthAlpha: 10.5 mm thinnerAlpha: 8.1 mm · XDA Stellar: 18.6 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 XDA Stellar: 112 × 59 mm 2
      Side
      Alpha: 151.7 × 8.1 mm 1 XDA Stellar: 112 × 18.6 mm 2
      1. 1. Alpha
        Height
        151.7 mm
        Width
        75.8 mm
        Depth
        8.1 mm
        Weight
        150 g
      2. 2. XDA Stellar
        Height
        112 mm
        Width
        59 mm
        Depth
        18.6 mm
        Weight
        190 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
      SpecificationAlphaXDA Stellar
      Dimensions (HxWxD)
      • 151.7 Х 75.8 Х 8.1 mm
      • 112 Х 59 Х 18.6 mm
      Weight
      • 150 g
      • 190 g
      Technology
      • IPS LCD
      • TFT
      Screen size
      • 6.26" inch
      • 2.8" inch
      Screen resolution
      • 720 x 1520 px
      • 240 x 320 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 32GB 2GB RAM
      • 64GB 3GB RAM
      • 128 MB RAM
      • 256 MB ROM
      Memory card support
      • microSD
      • up to 256 GB (uses shared SIM slot)
      • microSD
      BatteryCapacity is not battery life. No endurance test is implied.
      • 3200 mAh
      • Non-removable Li-Ion
      • 1350 mAh
      • Removable Li-Ion
      Operating system OS
      • Android 9.0 (Pie)
      • Microsoft Windows Mobile 6.0 Professional
      Chipset
      • Unisoc SC9863A (28nm)
      • Qualcomm MSM7200
      NFC
      • Yes (64/3GB model only)
      		 Unknown
      Headphone jack
      • Yes
      • No
      Display
      Display
      SpecificationAlphaXDA Stellar
      Touchscreen
      • capacitive touchscreen
      • resistive touchscreen
      Display colors
      • 16M
      • 65K
      Screen area
      • 97.8 cm2
      • 24.3 cm2
      Screen format
      • 19:9 (height:width)
      • 4:3 (height:width)
      Screen to body ratio
      • 82.1%
      • 36.7%
      PPI /points per inch/
      • 269 PPI
      • 143 PPI
      Camera and Video
      Camera and Video
      SpecificationAlphaXDA Stellar
      Rear camera, main
      • 13 MP
      • Dual
      • 3.15 MP
      • Single
      Camera specs
      • 13 MP
      • f/2.0
      • AF -2 MP
      • f/2.4
      • depth sensor
      • 3.15 MP
      • AF
      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
      • VGA videocall camera
      Performance
      Performance
      SpecificationAlphaXDA Stellar
      Processor CPU
      • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
      • 400 MHz ARM 11
      Graphics processor GPU
      • IMG8322
      • Adreno 130
      General specs
      General specs
      SpecificationAlphaXDA Stellar
      Release date
      • 2019
      • August
      • 2007
      • November
      Colors
      • Black
      • Green
      • Silver
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 150 EUR
      		 Unknown
      Battery life Unknown
      • Stand by time- Up to 365 h Talking time- Up to 5 h
      Communication and Connectivity
      Communication and Connectivity
      SpecificationAlphaXDA Stellar
      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)
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
      Speed
      • HSPA 42.2/5.76 Mbps
      • LTE Cat4 150/50 Mbps
      • HSPA 3.6/0.384 Mbps
      GPRS
      • Yes
      • Class 10
      Edge
      • Yes
      • Class 10
      Wi-Fi
      • Wi-Fi 802.11 b/g/n
      • Wi-Fi Direct
      • hotspot
      • Wi-Fi 802.11b/g
      GPS
      • Yes
      • with A-GPS
      • GLONASS
      • Yes
      • with A-GPS
      USB
      • microUSB 2.0
      • USB On-The-Go
      • 2.0
      Bluetooth
      • 4.2
      • A2DP
      • LE
      • 2.0
      Music and Audio
      Music and Audio
      SpecificationAlphaXDA Stellar
      Radio
      • FM radio
      • No
      Others
      • Active noise cancellation with dedicated mic
      • Handwriting recognition
      Other features
      Other features
      SpecificationAlphaXDA Stellar
      Dop
      • Sensors Fingerprint (rear-mounted)
      • accelerometer
      • gyro
      • proximity
      • compass
      • Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform

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