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Google Pixel 3a vs Samsung Galaxy A8 (2018)

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

      Pixel 3a: 25 g lighter

      Pixel 3a:
      147 g
      Galaxy A8 (2018):
      172 g

    • Chipset

      Pixel 3a:
      Qualcomm SDM670 Snapdragon 670 (10 nm)
      Galaxy A8 (2018):
      Exynos 7885 Octa (14 nm)

    • Height

      Galaxy A8 (2018): 2.1 mm shorter

      Pixel 3a:
      151.3 mm
      Galaxy A8 (2018):
      149.2 mm

    • Release year

      Pixel 3a:
      2019
      Galaxy A8 (2018):
      2017

    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. Pixel 3a

      Height:
      151.3 mm +2.1 mm versus Galaxy A8 (2018)
      Width:
      70.1 mm
      Depth:
      8.2 mm

    2. 2. Galaxy A8 (2018)

      Height:
      149.2 mm
      Width:
      70.6 mm
      Depth:
      8.4 mm

    Weight

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

    1. 1. Pixel 3a

      147 g

    2. 2. Galaxy A8 (2018)

      172 g

      +25 g versus Pixel 3a

    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. Pixel 3a

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

    2. 2. Galaxy A8 (2018)

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

    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.

    Pixel 3a: Original memory entry

    64 GB · 512GB 4GB

    Galaxy A8 (2018): Original memory entry

    32/64 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. Pixel 3a

    NFC:
    Yes
    Headphone jack:
    Yes
    Memory card support:
    No

    2. Galaxy A8 (2018)

    NFC:
    Yes
    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. Pixel 3a

      3000 mAh

    2. 2. Galaxy A8 (2018)

      3000 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. Pixel 3a2. Galaxy A8 (2018)

    Everyday essentials
    Everyday essentials — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Dimensions (HxWxD)
    • 151.3 Х 70.1 Х 8.2 mm
    • 149.2 Х 70.6 Х 8.4 mm
    Weight
    • 147 g
    • 172 g
    Technology
    • OLED
    • Super AMOLED
    Screen size
    • 5.6" inch
    • 5.6" inch
    Screen resolution
    • 1080 x 2220 px
    • 1080 x 2220 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64 GB
    • 512GB 4GB
    • 32/64 GB
    • 512GB 4GB
    Memory card support
    • No
    • microSD
    • up to 256 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 3000 mAh
    • Non-removable Li-Po
    • 3000 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 7.1.1 (Nougat)
    • upgradable to Android 8.0 (Oreo)
    Chipset
    • Qualcomm SDM670 Snapdragon 670 (10 nm)
    • Exynos 7885 Octa (14 nm)
    NFC
    • Yes
    • Yes
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • Type OLED
    • 16M
    Screen area
    • 79.6 cm2
    • 79.6 cm2
    Screen format
    • 18.5:9 (height:width)
    • 18.5:9 (height:width)
    Screen to body ratio
    • 75.0%
    • 75.6%
    PPI /points per inch/
    • 441 PPI
    • 441 PPI
    Screen protection
    • Asahi Dragontrail Glass
    • Corning Gorilla Glass (unspecified version)
    Camera and Video

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

    Camera and Video — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Rear camera, main
    • 12.2 MP
    • Single
    • 16 MP
    • Single
    Camera specs
    • 12.2 MP
    • f/1.8
    • 28mm (wide)
    • 1/2.55''
    • 1.4µm
    • OIS
    • dual pixel PDAF
    • 16 MP
    • f/1.7
    • 26mm (wide)
    • 1/2.8”
    • 1.12µm
    • PDAF
    Functions
    • HDR
    • LED flash
    • panorama
    • HDR
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 8 MP
    • Single
    • 16 MP
    • Dual
    Specifications
    • 8 MP
    • f/2.0
    • 24mm (wide)
    • 1.12µm
    • 16 MP
    • f/1.9
    • 27mm (wide)
    • 1/3.1''
    • 1.0µm 8 MP
    • 24mm (wide)
    • 1/4''
    • 1.12µm
    DxOMark Main Score *
    • 101
    		 Unknown
    DxOMark Photo *
    • 104
    		 Unknown
    DxOMark Video *
    • 95
    		 Unknown
    Performance

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

    Performance — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Processor CPU
    • Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
    • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
    Graphics processor GPU
    • Adreno 615
    • Mali-G71
    Antutu 7 score *
    • 159213
    • 116745
    GeekBench 4 Single Core *
    • 1603
    • 1482
    GeekBench 4 Multi-Core *
    • 5206
    • 4208
    GeekBench 4 RenderScript *
    • 6426
    • 3704
    Antutu 8 score * Unknown
    • 142851
    GeekBench 4 Battery *
    • 4895
    		 Unknown
    GeekBench 5 Single Core *
    • 345
    • 309
    GeekBench 5 Multi-Core *
    • 1300
    • 994
    General specs
    General specs — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Release date
    • 2019
    • May
    • 2017
    • December
    Colors
    • Just Black
    • Clearly White
    • Purple-ish
    • Black
    • orchid grey
    • Gold
    • Blue
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 400 EUR
    • 270 EUR
    Battery life Unknown
    • Talking time- Up to 24 h (3G) Music play - Up to 66 h
    Body build
    • Front glass
    • plastic body
    • Front/back glass
    • aluminum frame
    Communication and Connectivity
    Communication and Connectivity — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    SIM card
    • Nano-SIM
    • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 4(1700/2100)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 12(700)
    • 13(700)
    • 17(700)
    • 20(800)
    • 25(1900)
    • 26(850)
    • 28(700)
    • 32(1500)
    • 38(2600)
    • 40(2300)
    • 41(2500)
    • 66(1700/2100)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -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)
    • 13(700)
    • 17(700)
    • 18(800)
    • 19(800)
    • 20(800)
    • 26(850)
    • 28(700)
    • 38(2600)
    • 40(2300)
    • 41(2500)
    • 66(1700/2100)
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat11 600/75 Mbps
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat11 600/75 Mbps
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • Wi-Fi Direct
    • hotspot
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • WiFi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • GALILEO
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    USB
    • 2.0
    • Type-C 1.0 reversible connector
    • 2.0
    • Type-C 1.0 reversible connector
    Bluetooth
    • 5.0
    • A2DP
    • LE
    • aptX HD
    • 5.0
    • A2DP
    • EDR
    • LE
    Harmful irradiation Unknown
    • SAR EU - 0.24 W/kg (head) 1.25 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Radio Unknown
    • FM radio
    Others
    • Always-on display
    • Active noise cancellation with dedicated mic
    • Always-on display
    • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for Pixel 3a, Galaxy A8 (2018).
    SpecificationPixel 3aGalaxy A8 (2018)
    Dop
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • barometer - Fast battery charging 18W -USB Power Delivery 2.0 - Versions: G020A
    • G020E
    • G020B
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • barometer - Fast battery charging -ANT+ - Samsung Pay -IP68 dust/water proof (up to 1.5m for 30 mins) - Versions: A530F (Europe
    • Global Single-SIM); A530F/DS (Global Dual-SIM) Also known as Samsung Galaxy A8 (2018) Duos with dual-SIM card slots

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