Nokia X71 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.

  • Display technology

    OLED versus LCD

    X71:
    LCD
    Galaxy A31:
    OLED
  • Weight

    X71: 5 g lighter

    X71:
    180 g
    Galaxy A31:
    185 g
  • Width

    Galaxy A31: 3.4 mm narrower

    X71:
    76.5 mm
    Galaxy A31:
    73.1 mm
  • Rear camera layout

    X71:
    Triple
    Galaxy A31:
    Quad
  • Depth

    X71: 0.6 mm thinner

    X71:
    8 mm
    Galaxy A31:
    8.6 mm
  • Height

    X71: 2.1 mm shorter

    X71:
    157.2 mm
    Galaxy A31:
    159.3 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. X71

    Height:
    157.2 mm
    Width:
    76.5 mm +3.4 mm versus Galaxy A31
    Depth:
    8 mm
  2. 2. Galaxy A31

    Height:
    159.3 mm +2.1 mm versus X71
    Width:
    73.1 mm
    Depth:
    8.6 mm +0.6 mm versus X71

Weight

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

  1. 1. X71

    180 g

  2. 2. Galaxy A31

    185 g

    +5 g versus X71

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. X71

    X71: Screen geometry unavailable or conflicting.

  2. 2. Galaxy A31

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

Recorded RAM for X71, Galaxy A31, compared at the same storage capacity.
StorageX71Galaxy 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. X71

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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. X71

    3500 mAh

  2. 2. Galaxy A31

    5000 mAh

    +1500 mAh versus X71

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. X712. Galaxy A31

Everyday essentials
Everyday essentials — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Dimensions (HxWxD)
  • 157.2 Х 76.5 Х 8 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 180 g
  • 185 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.39" inch
  • 6.4" inch
Screen resolution
  • 1080 x 2316 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
  • microSD
  • up to 256 GB
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 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 SDM660 Snapdragon 660 (14 nm)
Unknown
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.9 cm2
  • 98.9 cm2
Screen format Unknown
  • 20:9 (height:width)
Screen to body ratio
  • 83.9%
  • 84.9%
PPI /points per inch/
  • 0 PPI
  • 411 PPI
Camera and Video
Camera and Video — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Rear camera, main
  • 48 MP
  • Triple
  • 48 MP
  • Quad
Camera specs
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -8 MP
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
  • 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
  • Zeiss optics
  • Dual-LED flash
  • panorama
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 20 MP
  • f/2.2
  • (wide)
Performance

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

Performance — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Adreno 512
Unknown
Antutu 7 score *
  • 142562
Unknown
GeekBench 4 Single Core *
  • 1455
Unknown
GeekBench 4 Multi-Core *
  • 5075
Unknown
General specs
General specs — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Release date
  • 2019
  • April
  • 2020
  • March 24
Colors
  • Black
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
Unknown
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
SIM card
  • 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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 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
  • LTE-A
  • 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
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • 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 X71, Galaxy A31.
SpecificationX71Galaxy A31
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for X71, Galaxy A31.
SpecificationX71Galaxy A31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W - For China
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W