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Motorola Photon 4G MB855 vs YU Yunicorn

Compare recorded specifications, size and practical differences.

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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.

    • Weight

      Photon 4G MB855: 14 g lighter

      Photon 4G MB855:
      158 g
      Yunicorn:
      172 g

    • Width

      Photon 4G MB855: 8.5 mm narrower

      Photon 4G MB855:
      66.9 mm
      Yunicorn:
      75.4 mm

    • Screen diagonal

      Photon 4G MB855: 1.2 in smaller diagonal

      Photon 4G MB855:
      4.3 in
      Yunicorn:
      5.5 in

    • Depth

      Yunicorn: 3.7 mm thinner

      Photon 4G MB855:
      12.2 mm
      Yunicorn:
      8.5 mm

    • Height

      Photon 4G MB855: 26.4 mm shorter

      Photon 4G MB855:
      126.9 mm
      Yunicorn:
      153.3 mm

    • Release year

      Photon 4G MB855:
      2011
      Yunicorn:
      2016

    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.

    1. 1. Photon 4G MB855

      Height:
      126.9 mm
      Width:
      66.9 mm
      Depth:
      12.2 mm +3.7 mm versus Yunicorn

    2. 2. Yunicorn

      Height:
      153.3 mm +26.4 mm versus Photon 4G MB855
      Width:
      75.4 mm +8.5 mm versus Photon 4G MB855
      Depth:
      8.5 mm

    Weight

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

    1. 1. Photon 4G MB855

      158 g

    2. 2. Yunicorn

      172 g

      +14 g versus Photon 4G MB855

    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.

    1. 1. Photon 4G MB855

      Screen diagonal:
      4.3 in
      Aspect ratio (height:width):
      16:9
      Approximate rectangular screen area:
      51 cm²

    2. 2. Yunicorn

      Screen diagonal:
      5.5 in
      Aspect ratio (height:width):
      16:9
      Approximate rectangular screen area:
      83.4 cm²

    Yunicorn has approximately 63.6% more rectangular screen area than Photon 4G MB855.

    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 for Photon 4G MB855, Yunicorn, compared at the same storage capacity.
    StoragePhoton 4G MB855Yunicorn
    16 GB 1 GB RAM Unknown
    Yunicorn: Original memory entry

    32 GB · 512GB 4GB

    Practical features

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

    1. Photon 4G MB855

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 32 GB (dedicated slot)

    2. Yunicorn

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB (uses SIM 2 slot)

    Battery capacity

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

    Recorded battery capacity

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

    1. 1. Photon 4G MB855

      1700 mAh

    2. 2. Yunicorn

      4000 mAh

      +2300 mAh versus Photon 4G MB855

    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. Photon 4G MB8552. Yunicorn

    Everyday essentials
    Everyday essentials — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Dimensions (HxWxD)
    • 126.9 Х 66.9 Х 12.2 mm
    • 153.3 Х 75.4 Х 8.5 mm
    Weight
    • 158 g
    • 172 g
    Technology
    • TFT
    • IPS LCD
    Screen size
    • 4.3" inch
    • 5.5" inch
    Screen resolution
    • 540 x 960 px
    • 1080 x 1920 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 16 GB
    • 1 GB RAM
    • 32 GB
    • 512GB 4GB
    Memory card support
    • microSD
    • up to 32 GB (dedicated slot)
    • microSD
    • up to 256 GB (uses SIM 2 slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 1700 mAh
    • Removable Li-Ion
    • 4000 mAh
    • Non-removable Li-Po
    Operating system OS
    • Android 2.3 (Gingerbread)
    • not upgradable to 4.1 (Jelly Bean)
    • Android 5.1.1 (Lollipop)
    Chipset
    • Nvidia Tegra 2 AP20H
    • Mediatek MT6755 Helio P10 (28 nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 51.0 cm2
    • 83.4 cm2
    Screen format
    • 16:9 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 60.0%
    • 72.1%
    PPI /points per inch/
    • 256 PPI
    • 401 PPI
    Screen protection
    • Corning Gorilla Glass
    		 Unknown
    Camera and Video
    Camera and Video — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Rear camera, main
    • 8 MP
    • Single
    • 13 MP
    • Single
    Camera specs
    • 8 MP
    • AF
    • 13 MP
    • PDAF
    • f/2.2
    Functions
    • Dual-LED flash
    • Dual-LED dual-tone flash
    • HDR
    • panorama
    Video
    • 720p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 5 MP
    • Single
    Specifications
    • VGA
    • 5 MP
    • f/2.0
    Performance

    Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

    Performance — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Processor CPU
    • Dual-core 1.0 GHz Cortex-A9
    • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
    Graphics processor GPU
    • ULP GeForce
    • Mali-T860MP2
    GeekBench 4 Single Core * Unknown
    • 702
    GeekBench 4 Multi-Core * Unknown
    • 2630
    GeekBench 4 RenderScript * Unknown
    • 1268
    General specs
    General specs — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Release date
    • 2011
    • June
    • 2016
    • May
    Colors
    • Black
    • Silver
    • Graphite
    • Gold
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 270 EUR
    • 180 EUR
    Battery life
    • Stand by time- Up to 200 h Talking time- Up to 10 h
    • Stand by time- Up to 500 h (3G) Talking time- Up to 20 h (3G) Music play - Up to 100 h
    Communication and Connectivity
    Communication and Connectivity — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    SIM card
    • Mini-SIM
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - CDMA 800 / 1900 GSM 850 / 900 / 1800 / 1900
    • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
    • 5(850)
    • 40(2300)
    Speed
    • EV-DO Rev.A 3.1 Mbps
    • HSPA
    • HSPA 42.2/11.5 Mbps
    • LTE Cat4 150/50 Mbps
    GPRS
    • Class 12
    • Yes
    Edge
    • Class 12
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • DLNA
    • hotspot; WiMAX 802.16 e
    • Wi-Fi 802.11 a/b/g/n
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    USB
    • microUSB 2.0
    • microUSB 2.0
    Bluetooth
    • 2.1
    • A2DP
    • EDR
    • 4.1
    • A2DP
    Harmful irradiation
    • SAR - 0.93 W/kg (head) 0.91 W/kg (body)
    • SAR - 0.52 W/kg (head) 0.81 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Radio
    • Stereo FM radio
    • RDS
    • FM radio
    Others
    • Active noise cancellation with dedicated mic
    • Around YU 2
    • DTS sound -Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for Photon 4G MB855, Yunicorn.
    SpecificationPhoton 4G MB855Yunicorn
    Dop
    • Sensors Accelerometer
    • proximity
    • compass - HDMI port -MP3/WAV/WMA/AAC+ player -MP4/WMV/H.264 player -Quickoffice document viewer -Photo viewer/editor -Organizer -Voice memo/dial/commands -Predictive text input (Swype) - Built-in kickstand - Also known as Motorola ELECTRIFY
    • Sensors Fingerprint (front-mounted)
    • accelerometer
    • proximity - Also known as YU YU5530