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BLU Studio J5 vs TECNO Spark CM

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

      Studio J5: 42 g lighter

      Studio J5:
      130 g
      Spark CM:
      172 g

    • Width

      Spark CM: 1.3 mm narrower

      Studio J5:
      73 mm
      Spark CM:
      71.7 mm

    • Screen diagonal

      Studio J5: 0.7 in smaller diagonal

      Studio J5:
      5 in
      Spark CM:
      5.7 in

    • Chipset

      Studio J5:
      Mediatek MT6735 (28 nm)
      Spark CM:
      Mediatek MT6737

    • Depth

      Spark CM: 4 mm thinner

      Studio J5:
      9.6 mm
      Spark CM:
      5.6 mm

    • Height

      Studio J5: 9.4 mm shorter

      Studio J5:
      142.8 mm
      Spark CM:
      152.2 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.

    1. 1. Studio J5

      Height:
      142.8 mm
      Width:
      73 mm +1.3 mm versus Spark CM
      Depth:
      9.6 mm +4 mm versus Spark CM

    2. 2. Spark CM

      Height:
      152.2 mm +9.4 mm versus Studio J5
      Width:
      71.7 mm
      Depth:
      5.6 mm

    Weight

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

    1. 1. Studio J5

      130 g

    2. 2. Spark CM

      172 g

      +42 g versus Studio J5

    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. Studio J5

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

    2. 2. Spark CM

      Screen diagonal:
      5.7 in
      Aspect ratio (height:width):
      18:9
      Approximate rectangular screen area:
      83.8 cm²

    Spark CM has approximately 21.7% more rectangular screen area than Studio J5.

    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 Studio J5, Spark CM, compared at the same storage capacity.
    StorageStudio J5Spark CM
    8 GB 1 GB RAM Not recorded
    16 GB Not recorded 2 GB RAM

    Practical features

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

    1. Studio J5

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 64 GB

    2. Spark CM

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

    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. Studio J5

      2300 mAh

    2. 2. Spark CM

      3050 mAh

      +750 mAh versus Studio J5

    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. Studio J52. Spark CM

    Everyday essentials
    Everyday essentials — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Dimensions (HxWxD)
    • 142.8 Х 73 Х 9.6 mm
    • 152.2 Х 71.7 Х 5.6 mm
    Weight
    • 130 g
    • 172 g
    Technology
    • IPS LCD
    • IPS LCD
    Screen size
    • 5" inch
    • 5.7" inch
    Screen resolution
    • 720 x 1280 px
    • 720 x 1440 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 8 GB
    • 1 GB RAM
    • 16 GB
    • 2 GB RAM
    Memory card support
    • microSD
    • up to 64 GB
    • microSD
    • up to 32 GB
    Battery Capacity is not battery life. No endurance test is implied.
    • 2300 mAh
    • Non-removable Li-Po
    • 3050 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Android 6.0 (Marshmallow)
    • Android 7.0 (Nougat)
    Chipset
    • Mediatek MT6735 (28 nm)
    • Mediatek MT6737
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 68.9 cm2
    • 83.8 cm2
    Screen format
    • 16:9 (height:width)
    • 18:9 (height:width)
    Screen to body ratio
    • 66.1%
    • 76.8%
    PPI /points per inch/
    • 294 PPI
    • 282 PPI
    Screen protection Unknown
    • Corning Gorilla Glass (unspecified version)
    Camera and Video
    Camera and Video — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Rear camera, main
    • 5 MP
    • Single
    • 13 MP
    • Single
    Camera specs
    • 5 MP
    • AF
    • 13 MP
    • f/2.0
    • AF
    Functions
    • LED flash
    • LED flash
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 2 MP
    • Single
    • 8 MP
    • Single
    Specifications
    • 2 MP
    • 8 MP
    Performance
    Performance — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Processor CPU
    • Quad-core 1.0 GHz Cortex-A53
    • Quad-core 1.3 GHz Cortex-A53
    Graphics processor GPU
    • Mali-T720MP2
    • Mali-T720MP2
    General specs
    General specs — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Release date
    • 2016
    • November
    • 2017
    • December
    Colors
    • Grey
    • Gold
    • Rose Gold
    • Midnight Black
    • Champagne Gold
    Battery life
    • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    SIM card
    • Dual SIM (Mini-SIM/ Micro-SIM)
    • 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 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
    • 4(1700/2100)
    • 7(2600)
    • 12(700)
    • 17(700)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
    • 3(1800)
    • 8(900)
    • 40(2300)
    • 41(2500)
    Speed
    • HSPA 42.2/11.5 Mbps
    • LTE Cat4 150/50 Mbps
    • HSPA
    • LTE-A
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • WiFi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    USB
    • microUSB 2.0
    • USB Host
    • microUSB 2.0
    Bluetooth
    • 4.1
    • A2DP
    • LE
    • 4.2
    • A2DP
    • LE
    Music and Audio
    Music and Audio — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Radio
    • FM radio
    • FM radio
    Other features
    Other features — specifications for Studio J5, Spark CM.
    SpecificationStudio J5Spark CM
    Dop
    • Sensors Accelerometer
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity

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