Google Pixel 3a 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

    Pixel 3a: 30 g lighter

    Pixel 3a:
    147 g
    Galaxy J8:
    177 g
  • Width

    Pixel 3a: 5.6 mm narrower

    Pixel 3a:
    70.1 mm
    Galaxy J8:
    75.7 mm
  • Screen diagonal

    Pixel 3a: 0.4 in smaller diagonal

    Pixel 3a:
    5.6 in
    Galaxy J8:
    6 in
  • Chipset

    Pixel 3a:
    Qualcomm SDM670 Snapdragon 670 (10 nm)
    Galaxy J8:
    Qualcomm SDM450 Snapdragon 450 (14 nm)
  • Rear camera layout

    Pixel 3a:
    Single
    Galaxy J8:
    Dual
  • Height

    Pixel 3a: 7.9 mm shorter

    Pixel 3a:
    151.3 mm
    Galaxy J8:
    159.2 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. Pixel 3a

    Height:
    151.3 mm
    Width:
    70.1 mm
    Depth:
    8.2 mm
  2. 2. Galaxy J8

    Height:
    159.2 mm +7.9 mm versus Pixel 3a
    Width:
    75.7 mm +5.6 mm versus Pixel 3a
    Depth:
    8.2 mm

Weight

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

  1. 1. Pixel 3a

    147 g

  2. 2. Galaxy J8

    177 g

    +30 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 J8

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

Galaxy J8 has approximately 14.8% more rectangular screen area than Pixel 3a.

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 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. Pixel 3a

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

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. Pixel 3a

    3000 mAh

  2. 2. Galaxy J8

    3500 mAh

    +500 mAh versus Pixel 3a

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 J8

Everyday essentials
Everyday essentials — specifications for Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
Dimensions (HxWxD)
  • 151.3 Х 70.1 Х 8.2 mm
  • 159.2 Х 75.7 Х 8.2 mm
Weight
  • 147 g
  • 177 g
Technology
  • OLED
  • Super AMOLED
Screen size
  • 5.6" inch
  • 6" inch
Screen resolution
  • 1080 x 2220 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
  • 512GB 4GB
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
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
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Qualcomm SDM450 Snapdragon 450 (14 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Type OLED
  • 16M
Screen area
  • 79.6 cm2
  • 91.4 cm2
Screen format
  • 18.5:9 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 75.0%
  • 75.8%
PPI /points per inch/
  • 441 PPI
  • 274 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
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 J8.
SpecificationPixel 3aGalaxy J8
Rear camera, main
  • 12.2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 12.2 MP
  • f/1.8
  • 28mm (wide)
  • 1/2.55''
  • 1.4µm
  • OIS
  • dual pixel PDAF
  • 16 MP
  • f/1.7
  • AF -5 MP
  • f/1.9
  • depth sensor
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 24mm (wide)
  • 1.12µm
  • 16 MP
  • f/1.9
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 J8.
SpecificationPixel 3aGalaxy J8
Processor CPU
  • Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core 1.6 GHz Cortex-A53
Graphics processor GPU
  • Adreno 615
  • Adreno 506
Antutu 7 score *
  • 159213
  • 57202
GeekBench 4 Single Core *
  • 1603
Unknown
GeekBench 4 Multi-Core *
  • 5206
Unknown
GeekBench 4 RenderScript *
  • 6426
Unknown
GeekBench 4 Battery *
  • 4895
Unknown
GeekBench 5 Single Core *
  • 345
Unknown
GeekBench 5 Multi-Core *
  • 1300
Unknown
General specs
General specs — specifications for Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
Release date
  • 2019
  • May
  • 2018
  • May
Colors
  • Just Black
  • Clearly White
  • Purple-ish
  • Black
  • Gold
  • Blue
  • Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 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 Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
SIM card
  • 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 -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 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
  • 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
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.57 W/kg (head) 1.18 W/kg (body)
Music and Audio
Music and Audio — specifications for Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
Radio Unknown
  • FM radio
  • recording
Others
  • Always-on display
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Pixel 3a, Galaxy J8.
SpecificationPixel 3aGalaxy J8
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
  • proximity - Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia) Also known as Samsung Galaxy On8 in India