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Samsung Galaxy A30 vs Samsung Galaxy J8

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

      Galaxy A30: 12 g lighter

      Galaxy A30:
      165 g
      Galaxy J8:
      177 g

    • Width

      Galaxy A30: 1 mm narrower

      Galaxy A30:
      74.7 mm
      Galaxy J8:
      75.7 mm

    • Screen diagonal

      Galaxy J8: 0.4 in smaller diagonal

      Galaxy A30:
      6.4 in
      Galaxy J8:
      6 in

    • Chipset

      Galaxy A30:
      Exynos 7904 Octa (14 nm)
      Galaxy J8:
      Qualcomm SDM450 Snapdragon 450 (14 nm)

    • Depth

      Galaxy A30: 0.5 mm thinner

      Galaxy A30:
      7.7 mm
      Galaxy J8:
      8.2 mm

    • Release year

      Galaxy A30:
      2019
      Galaxy J8:
      2018

    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. Galaxy A30

      Height:
      158.5 mm
      Width:
      74.7 mm
      Depth:
      7.7 mm

    2. 2. Galaxy J8

      Height:
      159.2 mm
      Width:
      75.7 mm +1 mm versus Galaxy A30
      Depth:
      8.2 mm +0.5 mm versus Galaxy A30

    Weight

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

    1. 1. Galaxy A30

      165 g

    2. 2. Galaxy J8

      177 g

      +12 g versus Galaxy A30

    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. Galaxy A30

      Screen diagonal:
      6.4 in
      Aspect ratio (height:width):
      19.5:9
      Approximate rectangular screen area:
      100.5 cm²

    2. 2. Galaxy J8

      Screen diagonal:
      6 in
      Aspect ratio (height:width):
      18.5:9
      Approximate rectangular screen area:
      91.4 cm²

    Galaxy A30 has approximately 10% more rectangular screen area than Galaxy J8.

    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.

    No unambiguous storage/RAM pairings are recorded. See the original specifications below.

    Galaxy A30: Original memory entry

    64 GB · 4 GB RAM 32 GB · 3 GB RAM

    Galaxy J8: Original memory entry

    64 GB · 4 GB RAM 32 GB · 3 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. Galaxy A30

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 512 GB (dedicated slot)

    2. Galaxy J8

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB (dedicated 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. Galaxy A30

      4000 mAh

      +500 mAh versus Galaxy J8

    2. 2. Galaxy J8

      3500 mAh

    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. Galaxy A302. Galaxy J8

    Everyday essentials
    Everyday essentials — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Dimensions (HxWxD)
    • 158.5 Х 74.7 Х 7.7 mm
    • 159.2 Х 75.7 Х 8.2 mm
    Weight
    • 165 g
    • 177 g
    Technology
    • Super AMOLED
    • Super AMOLED
    Screen size
    • 6.4" inch
    • 6" inch
    Screen resolution
    • 1080 x 2340 px
    • 720 x 1480 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64 GB
    • 4 GB RAM 32 GB
    • 3 GB RAM
    • 64 GB
    • 4 GB RAM 32 GB
    • 3 GB RAM
    Memory card support
    • microSD
    • up to 512 GB (dedicated slot)
    • microSD
    • up to 256 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 4000 mAh
    • Non-removable Li-Po
    • 3500 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 8.0 (Oreo)
    Chipset
    • Exynos 7904 Octa (14 nm)
    • Qualcomm SDM450 Snapdragon 450 (14 nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 100.5 cm2
    • 91.4 cm2
    Screen format
    • 19.5:9 (height:width)
    • 18.5:9 (height:width)
    Screen to body ratio
    • 84.9%
    • 75.8%
    PPI /points per inch/
    • 403 PPI
    • 274 PPI
    Screen protection
    • Corning Gorilla Glass 3
    		 Unknown
    Camera and Video
    Camera and Video — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Rear camera, main
    • 16 MP
    • Dual
    • 16 MP
    • Dual
    Camera specs
    • 16 MP
    • f/1.7
    • PDAF - 5 MP
    • f/2.2
    • 12mm
    • (ultrawide)
    • 16 MP
    • f/1.7
    • AF -5 MP
    • f/1.9
    • depth sensor
    Functions
    • LED flash
    • panorama
    • HDR
    • LED flash
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 16 MP
    • Single
    • 16 MP
    • Single
    Specifications
    • 16 MP
    • f/2.0
    • 16 MP
    • f/1.9
    Performance

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

    Performance — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Processor CPU
    • Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
    • Octa-core 1.6 GHz Cortex-A53
    Graphics processor GPU
    • Mali-G71 MP2
    • Adreno 506
    Antutu 7 score *
    • 107256
    • 57202
    Antutu 8 score *
    • 118303
    		 Unknown
    GeekBench 5 Single Core *
    • 258
    		 Unknown
    GeekBench 5 Multi-Core *
    • 942
    		 Unknown
    General specs
    General specs — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Release date
    • 2019
    • February
    • 2018
    • May
    Colors
    • Black
    • Blue
    • Red
    • Black
    • Gold
    • Blue
    • Purple
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 250 EUR
    • 250 EUR
    Battery life Unknown
    • Talking time- Up to 23 h (3G) Music play - Up to 112 h
    Body build
    • Front glass
    • plastic body
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    SIM card
    • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 20(800)
    • 38(2600)
    • 40(2300)
    • 41(2500)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 4(1700/2100)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 12(700)
    • 17(700)
    • 20(800)
    • 28(700)
    • 38(2600)
    • 40(2300)
    • 41(2500)
    • 66(1700/2100) - J810Y/DS
    Speed
    • HSPA
    • LTE-A
    • HSPA 42.2/5.76 Mbps
    • LTE-A (2CA) Cat6 300/50 Mbps
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • WiFi Direct
    • hotspot
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    USB
    • 2.0
    • Type-C 1.0 reversible connector
    • microUSB 2.0
    • USB On-The-Go
    Bluetooth
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • WiFi Direct
    • hotspot
    • 4.2
    • A2DP
    • LE
    Harmful irradiation
    • SAR EU - 0.25 W/kg (head) 1.17 W/kg (body)
    • SAR EU - 0.57 W/kg (head) 1.18 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Radio
    • FM radio
    • FM radio
    • recording
    Others
    • Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Galaxy A30, Galaxy J8.
    SpecificationGalaxy A30Galaxy J8
    Dop
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity
    • compass - Fast battery charging 15W - IP68 dust/water resistant (up to 1.5m for 30 mins) - Versions: SM-A305F/DS (Global)
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity - Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia) Also known as Samsung Galaxy On8 in India

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