Nokia 9 PureView vs Samsung Galaxy A31

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

    9 PureView: 13 g lighter

    9 PureView:
    172 g
    Galaxy A31:
    185 g
  • Width

    Galaxy A31: 1.9 mm narrower

    9 PureView:
    75 mm
    Galaxy A31:
    73.1 mm
  • Screen diagonal

    9 PureView: 0.41 in smaller diagonal

    9 PureView:
    5.99 in
    Galaxy A31:
    6.4 in
  • Depth

    9 PureView: 0.6 mm thinner

    9 PureView:
    8 mm
    Galaxy A31:
    8.6 mm
  • Height

    9 PureView: 4.3 mm shorter

    9 PureView:
    155 mm
    Galaxy A31:
    159.3 mm
  • Release year

    9 PureView:
    2019
    Galaxy A31:
    2020

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. 9 PureView

    Height:
    155 mm
    Width:
    75 mm +1.9 mm versus Galaxy A31
    Depth:
    8 mm
  2. 2. Galaxy A31

    Height:
    159.3 mm +4.3 mm versus 9 PureView
    Width:
    73.1 mm
    Depth:
    8.6 mm +0.6 mm versus 9 PureView

Weight

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

  1. 1. 9 PureView

    172 g

  2. 2. Galaxy A31

    185 g

    +13 g versus 9 PureView

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. 9 PureView

    Screen diagonal:
    5.99 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.6 cm²
  2. 2. Galaxy A31

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    98.9 cm²

Galaxy A31 has approximately 6.8% more rectangular screen area than 9 PureView.

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 9 PureView, Galaxy A31, compared at the same storage capacity.
Storage9 PureViewGalaxy A31
64 GB Not recorded 4 GB RAM
128 GB Recorded for all phones 6 GB RAM 4 / 6 GB RAM Alternative RAM configurations

Practical features

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

1. 9 PureView

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

2. Galaxy A31

NFC:
See details Yes (market/region dependent)
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. 9 PureView

    3320 mAh

  2. 2. Galaxy A31

    5000 mAh

    +1680 mAh versus 9 PureView

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. 9 PureView2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Dimensions (HxWxD)
  • 155 Х 75 Х 8 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 172 g
  • 185 g
Technology
  • P-OLED capacitive touchscreen,
  • Super AMOLED
Screen size
  • 5.99" inch
  • 6.4" inch
Screen resolution
  • 1440 x 2880 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • No
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3320 mAh
  • Non-removable Li-Po
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); Android One
  • Android 10.0; One UI 2.0
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Unknown
NFC
  • Yes
  • Yes (market/region dependent)
Headphone jack
  • No
  • Yes
Display
Display — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Touchscreen
  • P-OLED capacitive touchscreen,
  • capacitive touchscreen
Display colors
  • Type P-OLE
  • 16M
Screen area
  • 92.6 cm2
  • 98.9 cm2
Screen format
  • 18:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 79.7%
  • 84.9%
PPI /points per inch/
  • 538 PPI
  • 411 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video

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

Camera and Video — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Rear camera, main
  • 5 MP
  • Five
  • 48 MP
  • Quad
Camera specs
  • 5x 12 MP
  • f/1.8
  • 28mm (wide)
  • 1/2.9''
  • 1.25µm -(2x RGB & 3x B/W cameras
  • working simultaneously) -TOF camera
  • 48 MP
  • f/2.0
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -5 MP
  • f/2.4
  • (macro) -5 MP
  • (depth)
Functions
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 20 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 20 MP
  • 1.0µm
  • 20 MP
  • f/2.2
  • (wide)
DxOMark Main Score *
  • 85
Unknown
DxOMark Photo *
  • 88
Unknown
DxOMark Video *
  • 80
Unknown
Performance

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

Performance — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Processor CPU
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Adreno 630
Unknown
Antutu 7 score *
  • 240222
Unknown
General specs
General specs — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Release date
  • 2019
  • February
  • 2020
  • March 24
Colors
  • Midnight Blue
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 620 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)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
  • 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 (unspecified)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat16 1024/150 Mbps
  • HSPA
  • LTE-A
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 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 3.0
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)
Music and Audio
Music and Audio — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Radio
  • No
Unknown
Others
  • Always-on display -HDR10
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 9 PureView, Galaxy A31.
Specification9 PureViewGalaxy A31
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - ANT+ - Fast battery charging 18W (Quick Charge 3.0) -USB Power Delivery -Fast wireless charging 10W (Qi); 5W (PMA) - IP67 dust/water resistant (up to 1m for 30 mins)
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W